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484 lines
268 KiB
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484 lines
268 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="F24F" definition-exists="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>AIR-CONDITIONING</text></title-part><title-part><text>AIR-HUMIDIFICATION</text></title-part><title-part><text>VENTILATION</text></title-part><title-part><text>USE OF AIR CURRENTS FOR SCREENING </text><reference><text>removing dirt or fumes from areas where they are produced <class-ref scheme="cpc">B08B15/00</class-ref>; vertical ducts for carrying away waste gases from buildings <class-ref scheme="cpc">E04F17/02</class-ref>; tops for chimneys or ventilating shafts, terminals for flues <class-ref scheme="cpc">F23L17/02</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>This subclass <u>covers</u> treatment, e.g. purification, of air supplied to human living or working spaces in air conditioning systems or in room units. </note-paragraph><note-paragraph>In this subclass: <subnote type="bullet"><note-paragraph>air-humidification as auxiliary treatment in air-conditioning, i.e. in units wherein the air is also either cooled or heated, is covered by groups <class-ref scheme="cpc">F24F1/00</class-ref> or <class-ref scheme="cpc">F24F3/14</class-ref>;</note-paragraph><note-paragraph>air-humidification <u>per se</u>, e.g. "room humidifiers", is covered by group <class-ref scheme="cpc">F24F6/00</class-ref>.</note-paragraph></subnote></note-paragraph><note-paragraph>In this subclass, the following terms or expressions are used with the meanings indicated:<subnote type="bullet"><note-paragraph>"air-conditioning" means the supply of air to or the treatment of air in rooms or spaces by means of cooling or a combination of cooling and a further kind of air treatment, e.g. humidification, heating or air purification;</note-paragraph><note-paragraph>"ventilation" means the supply of air to, or its extraction from, rooms or spaces, and systems for circulating air within rooms or spaces, but does not cover the mere treatment of air being supplied to, extracted from, or circulated within, rooms or spaces.</note-paragraph></subnote></note-paragraph><note-paragraph>In this subclass, control or safety arrangements are classified in group <class-ref scheme="cpc">F24F11/00</class-ref>. In order to indicate the type of air-treatment system in which these arrangements are used, further classification may be made in groups <class-ref scheme="cpc">F24F1/00</class-ref> - <class-ref scheme="cpc">F24F9/00</class-ref>.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="F24F1/00" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F1/00" definition-exists="true" ipc-concordant="F24F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/00</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F1/0003" definition-exists="false" ipc-concordant="F24F1/0003" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0003</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F1/0007" definition-exists="false" ipc-concordant="F24F1/0007" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0007</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>Indoor units, e.g. fan coil units </text><reference><text>self-contained units <class-ref scheme="cpc">F24F1/02</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/00073" definition-exists="false" ipc-concordant="F24F1/0007" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/00073</classification-symbol><class-title date-revised="2019-02-01"><title-part><CPC-specific-text><text>comprising a compressor in the indoor unit housing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/00075" definition-exists="false" ipc-concordant="F24F1/0007" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/00075</classification-symbol><class-title date-revised="2019-02-01"><title-part><CPC-specific-text><text>receiving air from a central station</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/00077" definition-exists="false" ipc-concordant="F24F1/0007" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/00077</classification-symbol><class-title date-revised="2019-02-01"><title-part><CPC-specific-text><text>receiving heat exchange fluid entering and leaving the unit as a liquid</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0011" definition-exists="false" ipc-concordant="F24F1/0011" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0011</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by air outlets</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0014" definition-exists="false" ipc-concordant="F24F1/0014" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0014</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>having two or more outlet openings</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0018" definition-exists="false" ipc-concordant="F24F1/0018" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0018</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by fans </text><reference><text>with secondary air induced by injector action of the primary air <class-ref scheme="cpc">F24F1/01</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0022" definition-exists="false" ipc-concordant="F24F1/0022" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0022</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>Centrifugal or radial fans</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0025" definition-exists="false" ipc-concordant="F24F1/0025" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0025</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>Cross-flow or tangential fans</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0029" definition-exists="false" ipc-concordant="F24F1/0029" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0029</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>Axial fans</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0033" definition-exists="false" ipc-concordant="F24F1/0033" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/0033</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>having two or more fans</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0035" definition-exists="false" ipc-concordant="F24F1/0035" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0035</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by introduction of outside air to the room</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0038" definition-exists="false" ipc-concordant="F24F1/0038" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0038</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>in combination with simultaneous exhaustion of inside air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0041" definition-exists="false" ipc-concordant="F24F1/0041" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0041</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by exhaustion of inside air from the room </text><reference><text>in combination with simultaneous introduction of outside air <class-ref scheme="cpc">F24F1/0038</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0043" definition-exists="false" ipc-concordant="F24F1/0043" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0043</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by mounting arrangements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0047" definition-exists="false" ipc-concordant="F24F1/0047" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0047</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>mounted in the ceiling or at the ceiling</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/005" definition-exists="false" ipc-concordant="F24F1/005" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/005</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>mounted on the floor</text></title-part><title-part><text>standing on the floor</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0053" definition-exists="false" ipc-concordant="F24F1/0053" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0053</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>mounted at least partially below the floor</text></title-part><title-part><text>with air distribution below the floor</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0057" definition-exists="false" ipc-concordant="F24F1/0057" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0057</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>mounted in or on a wall</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0059" definition-exists="false" ipc-concordant="F24F1/0059" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0059</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by heat exchangers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0063" definition-exists="false" ipc-concordant="F24F1/0063" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0063</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>by the mounting or arrangement of the heat exchangers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0067" definition-exists="false" ipc-concordant="F24F1/0067" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0067</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>by the shape of the heat exchangers or of parts thereof, e.g. of their fins</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0068" definition-exists="false" ipc-concordant="F24F1/0068" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0068</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0071" definition-exists="false" ipc-concordant="F24F1/0071" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0071</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with means for purifying supplied air </text><reference><text>perfuming or deodorising means <class-ref scheme="cpc">F24F1/008</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0073" definition-exists="false" ipc-concordant="F24F1/0073" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0073</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by the mounting or arrangement of filters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0076" definition-exists="false" ipc-concordant="F24F1/0076" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0076</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>by electric means, e.g. ionisers or electrostatic separators</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/008" definition-exists="false" ipc-concordant="F24F1/008" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/008</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with perfuming or deodorising means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0083" definition-exists="false" ipc-concordant="F24F1/0083" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0083</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with dehumidification means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0087" definition-exists="false" ipc-concordant="F24F1/0087" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0087</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with humidification means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/009" definition-exists="false" ipc-concordant="F24F1/009" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/009</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by heating arrangements </text><reference><text>characterised by heat exchangers <class-ref scheme="cpc">F24F1/0059</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0093" definition-exists="false" ipc-concordant="F24F1/0093" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0093</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with additional radiant heat-discharging elements, e.g. electric heaters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0097" definition-exists="false" ipc-concordant="F24F1/0097" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0097</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>using thermoelectric or thermomagnetic means, e.g. Peltier elements</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F1/01" definition-exists="true" ipc-concordant="F24F1/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/01</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>in which secondary air is induced by injector action of the primary air</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F1/02" definition-exists="false" ipc-concordant="F24F1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/02</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/022" definition-exists="false" ipc-concordant="F24F1/022" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/022</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>comprising a compressor cycle</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/027" definition-exists="false" ipc-concordant="F24F1/027" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-02-01" status="published"><classification-symbol>F24F1/027</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>mounted in wall openings, e.g. in windows</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/028" definition-exists="false" ipc-concordant="F24F1/028" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/028</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by air supply means, e.g. fan casings, internal dampers or ducts </text><reference><text>with secondary air induced by injector action of the primary air <class-ref scheme="cpc">F24F1/01</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0284" definition-exists="false" ipc-concordant="F24F1/0284" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0284</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with horizontally arranged fan axis</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0287" definition-exists="false" ipc-concordant="F24F1/0287" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0287</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with vertically arranged fan axis</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/029" definition-exists="false" ipc-concordant="F24F1/029" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/029</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by the layout or mutual arrangement of components, e.g. of compressors or fans</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/03" definition-exists="false" ipc-concordant="F24F1/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/03</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by mounting arrangements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/031" definition-exists="false" ipc-concordant="F24F1/031" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/031</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>penetrating a wall or window</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0314" definition-exists="false" ipc-concordant="F24F1/0314" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0314</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>mounted on a wall</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0317" definition-exists="false" ipc-concordant="F24F1/0317" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0317</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>suspended from the ceiling</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/032" definition-exists="false" ipc-concordant="F24F1/032" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/032</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by heat exchangers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0323" definition-exists="false" ipc-concordant="F24F1/0323" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0323</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>by the mounting or arrangement of the heat exchangers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0325" definition-exists="false" ipc-concordant="F24F1/0325" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0325</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>by the shape of the heat exchangers or of parts thereof, e.g. of their fins</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0326" definition-exists="false" ipc-concordant="F24F1/0326" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0326</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0328" definition-exists="false" ipc-concordant="F24F1/0328" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0328</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with means for purifying supplied air </text><reference><text>perfuming or deodorising means <class-ref scheme="cpc">F24F1/0355</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/035" definition-exists="false" ipc-concordant="F24F1/035" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/035</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by the mounting or arrangement of filters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0353" definition-exists="false" ipc-concordant="F24F1/0353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0353</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>by electric means, e.g. ionisers or electrostatic separators</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0355" definition-exists="false" ipc-concordant="F24F1/0355" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0355</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with perfuming or deodorising means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0358" definition-exists="false" ipc-concordant="F24F1/0358" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0358</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with dehumidification means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/037" definition-exists="false" ipc-concordant="F24F1/037" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/037</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with humidification means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/0373" definition-exists="false" ipc-concordant="F24F1/0373" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0373</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>characterised by heating arrangements </text><reference><text>characterised by heat exchangers <class-ref scheme="cpc">F24F1/032</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0375" definition-exists="false" ipc-concordant="F24F1/0375" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0375</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>with additional radiant heat-discharging elements, e.g. electric heaters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/0378" definition-exists="false" ipc-concordant="F24F1/0378" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/0378</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>using thermoelectric or thermomagnetic means, e.g. Peltier elements</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/039" definition-exists="false" ipc-concordant="F24F1/039" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-02-01" status="published"><classification-symbol>F24F1/039</classification-symbol><class-title date-revised="2019-02-01"><title-part><text>using water to enhance cooling, e.g. spraying onto condensers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/04" definition-exists="false" ipc-concordant="F24F1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for portability</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F1/06" definition-exists="false" ipc-concordant="F24F1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>F24F1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph><br/>In this group, the first place priority rule is applied, i.e. at each hierarchical level, in the absence of an indication to the contrary, classification is made in the first appropriate place.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/08" definition-exists="false" ipc-concordant="F24F1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compressors specially adapted for separate outdoor units</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/10" definition-exists="false" ipc-concordant="F24F1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement or mounting thereof</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/12" definition-exists="false" ipc-concordant="F24F1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vibration or noise prevention thereof</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/14" definition-exists="false" ipc-concordant="F24F1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F24F1/14</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Heat exchangers specially adapted for separate outdoor units</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/16" definition-exists="false" ipc-concordant="F24F1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement or mounting thereof</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/18" definition-exists="false" ipc-concordant="F24F1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F24F1/18</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>characterised by their shape</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/20" definition-exists="false" ipc-concordant="F24F1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Electric components for separate outdoor units</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/22" definition-exists="false" ipc-concordant="F24F1/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement or mounting thereof</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/24" definition-exists="false" ipc-concordant="F24F1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cooling of electric components</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/26" definition-exists="false" ipc-concordant="F24F1/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Refrigerant piping</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/28" definition-exists="false" ipc-concordant="F24F1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for connecting several separate outdoor units</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/30" definition-exists="false" ipc-concordant="F24F1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for use inside the separate outdoor units</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/32" definition-exists="false" ipc-concordant="F24F1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for connecting the separate outdoor units to indoor units</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/34" definition-exists="false" ipc-concordant="F24F1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Protection means thereof, e.g. covers for refrigerant pipes</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/36" definition-exists="false" ipc-concordant="F24F1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drip trays for outdoor units</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/38" definition-exists="false" ipc-concordant="F24F1/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F24F1/38</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Fan details of outdoor units, e.g. bell-mouth shaped inlets or fan mountings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/40" definition-exists="false" ipc-concordant="F24F1/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vibration or noise prevention at outdoor units </text><reference><text>for outdoor units compressors <class-ref scheme="cpc">F24F1/12</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/42" definition-exists="false" ipc-concordant="F24F1/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F24F1/42</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>characterised by the use of the condensate, e.g. for enhanced cooling</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/44" definition-exists="false" ipc-concordant="F24F1/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F24F1/44</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>characterised by the use of internal combustion engines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/46" definition-exists="false" ipc-concordant="F24F1/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Component arrangements in separate outdoor units</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/48" definition-exists="false" ipc-concordant="F24F1/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F24F1/48</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>characterised by air airflow, e.g. inlet or outlet airflow</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F1/50" definition-exists="false" ipc-concordant="F24F1/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with outlet air in upward direction</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F1/52" definition-exists="false" ipc-concordant="F24F1/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with inlet and outlet arranged on the same side, e.g. for mounting in a wall opening</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F1/54" definition-exists="false" ipc-concordant="F24F1/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Inlet and outlet arranged on opposite sides</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/56" definition-exists="false" ipc-concordant="F24F1/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Casing or covers of separate outdoor units, e.g. fan guards</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/58" definition-exists="false" ipc-concordant="F24F1/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separate protective covers for outdoor units, e.g. solar guards, snow shields or camouflage</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F1/60" definition-exists="false" ipc-concordant="F24F1/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement or mounting of the outdoor unit</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/62" definition-exists="false" ipc-concordant="F24F1/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wall-mounted</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/64" definition-exists="false" ipc-concordant="F24F1/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ceiling-mounted, e.g. below a balcony</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/66" definition-exists="false" ipc-concordant="F24F1/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>under the floor level</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F1/68" definition-exists="false" ipc-concordant="F24F1/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F1/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of multiple separate outdoor units</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F3/00" definition-exists="true" ipc-concordant="F24F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F3/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment</text></title-part><title-part><text>Apparatus specially designed for such systems </text><reference><text>room units <class-ref scheme="cpc">F24F1/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F3/001" definition-exists="true" ipc-concordant="F24F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F3/001</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>in which the air treatment in the central station takes place by means of a heat-pump or by means of a reversible cycle </text><reference><text>reversible cycle for humidifying and drying air <class-ref scheme="cpc">F24F3/147</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F3/003" definition-exists="false" ipc-concordant="F24F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2003/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with primary air treatment in the central station and subsequent secondary air treatment in air treatment units located in or near the rooms</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F3/005" definition-exists="false" ipc-concordant="F24F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2003/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a single air duct for transporting treated primary air from the central station to air treatment units located in or near the rooms</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F3/006" definition-exists="false" ipc-concordant="F24F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2003/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with two air ducts for separately transporting treated hot and cold primary air from the central station to air treatment units located in or near the rooms</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F3/008" definition-exists="false" ipc-concordant="F24F3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2003/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Supplying highly filtered air to a room or to a limited area within a room</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F3/02" definition-exists="false" ipc-concordant="F24F3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/02</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>characterised by the pressure or velocity of the primary air</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/04" definition-exists="false" ipc-concordant="F24F3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>operating with high pressure or high velocity</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F3/044" definition-exists="false" ipc-concordant="F24F3/044" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/044</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Systems in which all treatment is given in the central station, i.e. all-air systems</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/0442" definition-exists="false" ipc-concordant="F24F3/044" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/0442</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with volume control at a constant temperature</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/0444" definition-exists="true" ipc-concordant="F24F3/044" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F3/0444</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>in which two airstreams are conducted from the central station via independent conduits to the space to be treated, of which one has a constant volume and a season-adapted temperature, while the other one is always cold and varies in volume</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F3/0446" definition-exists="false" ipc-concordant="F24F3/044" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/0446</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a single air duct for transporting treated air from the central station to the rooms</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F3/0448" definition-exists="false" ipc-concordant="F24F3/044" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/0448</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with two air ducts for separately transporting treated hot and cold air from the central station to the rooms</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/048" definition-exists="false" ipc-concordant="F24F3/048" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/048</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>with temperature control at constant rate of air-flow</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/052" definition-exists="false" ipc-concordant="F24F3/052" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/052</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Multiple duct systems, e.g. systems in which hot and cold air are supplied by separate circuits from the central station to mixing chambers in the spaces to be conditioned</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F3/0522" definition-exists="false" ipc-concordant="F24F3/052" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/0522</classification-symbol><class-title date-revised="2017-01-01"><title-part><CPC-specific-text><text>in which warm or cold air from the central station is delivered via individual pipes to mixing chambers in the space to be treated, the cold air/warm air ratio being controlled by a thermostat in the space concerned, i.e. so-called Dual-duct System</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F3/0525" definition-exists="true" ipc-concordant="F24F3/052" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F3/0525</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>in which the air treated in the central station is reheated</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F3/0527" definition-exists="false" ipc-concordant="F24F3/052" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F3/0527</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>in which treated air having differing temperatures is conducted through independent conduits from the central station to various spaces to be treated, i.e. so-called "multi-Zone" systems </text><reference><text><class-ref scheme="cpc">F24F3/0525</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/056" definition-exists="false" ipc-concordant="F24F3/056" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/056</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>the air at least partially flowing over lighting fixtures, the heat of which is dissipated or used  </text><reference><text>outlets for directing or distributing air into rooms or spaces combined with lighting fixtures <class-ref scheme="cpc">F24F13/078</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F3/06" definition-exists="true" ipc-concordant="F24F3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/06</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/065" definition-exists="false" ipc-concordant="F24F3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a plurality of evaporators or condensers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/08" definition-exists="false" ipc-concordant="F24F3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/08</classification-symbol><class-title date-revised="2017-01-01"><title-part><text>with separate supply and return lines for hot and cold heat-exchange fluids </text><CPC-specific-text><text>i.e. so-called "4-conduit" system</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/10" definition-exists="false" ipc-concordant="F24F3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/10</classification-symbol><class-title date-revised="2017-01-01"><title-part><text>with separate supply lines and common return line for hot and cold heat-exchange fluids </text><CPC-specific-text><text>i.e. so-called "3-conduit" system</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F3/12" definition-exists="false" ipc-concordant="F24F3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/12</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>characterised by the treatment of the air otherwise than by heating and cooling</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/14" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by humidification</text></title-part><title-part><text>by dehumidification</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/1405" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/1405</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/1411" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/1411</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by absorbing or adsorbing water, e.g. using an hygroscopic desiccant</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F3/1417" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/1417</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with liquid hygroscopic desiccants</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F3/1423" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/1423</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a moving bed of solid desiccants, e.g. a rotary wheel supporting solid desiccants</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F3/1429" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/1429</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F3/1435" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/1435</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>comprising semi-permeable membrane</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F3/144" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/144</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by dehumidification only</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="F24F3/1446" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/1446</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by condensing</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F3/1452" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/1452</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>heat extracted from the humid air for condensing is returned to the dried air</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F3/1458" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/1458</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using regenerators</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="F24F3/1464" definition-exists="false" ipc-concordant="F24F3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2003/1464</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using rotating regenerators</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/147" definition-exists="false" ipc-concordant="F24F3/147" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/147</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with both heat and humidity transfer between supplied and exhausted air</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/153" definition-exists="false" ipc-concordant="F24F3/153" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/153</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F3/16" definition-exists="true" ipc-concordant="F24F3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/16</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by purification, e.g. by filtering</text></title-part><title-part><text>by sterilisation</text></title-part><title-part><text>by ozonisation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F3/16</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">F24F8/00</class-ref>, <class-ref scheme="cpc">F24F8/20</class-ref>, <class-ref scheme="cpc">F24F8/22</class-ref>, <class-ref scheme="cpc">F24F8/24</class-ref>, <class-ref scheme="cpc">F24F8/26</class-ref>, <class-ref scheme="cpc">F24F8/28</class-ref>, <class-ref scheme="cpc">F24F8/30</class-ref>, <class-ref scheme="cpc">F24F8/40</class-ref>, <class-ref scheme="cpc">F24F8/50</class-ref>, <class-ref scheme="cpc">F24F8/60</class-ref>, <class-ref scheme="cpc">F24F8/70</class-ref>, <class-ref scheme="cpc">F24F8/80</class-ref>, and <class-ref scheme="cpc">F24F8/95</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/163" definition-exists="true" ipc-concordant="F24F3/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/163</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Clean air work stations, i.e. selected areas within a space which filtered air is passed</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F3/167" definition-exists="false" ipc-concordant="F24F3/167" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F3/167</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed </text><reference><text>air distribution by perforated walls <class-ref scheme="cpc">F24F7/10</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F5/00" definition-exists="true" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F5/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Air-conditioning systems or apparatus not covered by <class-ref scheme="cpc">F24F1/00</class-ref> or <class-ref scheme="cpc">F24F3/00</class-ref> </text><CPC-specific-text><text>, e.g. using solar heat or combined with household units such as an oven or water heater</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0003" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Exclusively-fluid systems</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0007" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F5/0007</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>cooling apparatus specially adapted for use in air-conditioning </text><reference><text><class-ref scheme="cpc">F24F5/0046</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F5/001" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compression cycle type</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F5/0014" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0014</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using absorption or desorption</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F5/0017" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0017</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using cold storage bodies, e.g. ice</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F5/0021" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using phase change material [PCM] for storage</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F5/0025" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using heat exchange fluid storage tanks</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F5/0028" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using hydridable metals as energy storage media</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F5/0032" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0032</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Systems storing energy during the night</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F5/0035" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0035</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using evaporation</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/0039" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0039</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a cryogen, e.g. CO<sub>2</sub> liquid or N<sub>2</sub> liquid</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0042" definition-exists="true" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F5/0042</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>characterised by the application of thermo-electric units or the Peltier effect</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0046" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using natural energy, e.g. solar energy, energy from the ground</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F5/005" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using energy from the ground by air circulation, e.g. "Canadian well"</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/0053" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0053</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>receiving heat-exchange fluid from a well</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/0057" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0057</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>receiving heat-exchange fluid from a closed circuit in the ground</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/006" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>receiving heat-exchange fluid from the drinking or sanitary water supply circuit</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/0064" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0064</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using solar energy</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F5/0067" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0067</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with photovoltaic panels</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0071" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0071</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>adapted for use in covered swimming pools</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0075" definition-exists="true" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F5/0075</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>Systems using thermal walls, e.g. double window</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/0078" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0078</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Double windows</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F5/0082" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2005/0082</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Facades</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0085" definition-exists="true" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F5/0085</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>Systems using a compressed air circuit</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0089" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0089</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Systems using radiation from walls or panels</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F5/0092" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0092</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>ceilings, e.g. cool ceilings</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F5/0096" definition-exists="false" ipc-concordant="F24F5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F5/0096</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with domestic apparatus</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F6/00" definition-exists="true" ipc-concordant="F24F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F6/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Air-humidification </text><CPC-specific-text><text>, e.g. cooling by humidification</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F6/001" definition-exists="false" ipc-concordant="F24F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a water curtain</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F6/003" definition-exists="false" ipc-concordant="F24F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a decorative fountain</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F6/005" definition-exists="false" ipc-concordant="F24F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using plants</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F6/006" definition-exists="false" ipc-concordant="F24F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with water treatment</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F6/008" definition-exists="false" ipc-concordant="F24F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Air-humidifier with water reservoir</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F6/02" definition-exists="true" ipc-concordant="F24F6/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F6/02</classification-symbol><class-title date-revised="2022-08-01"><title-part><text>by evaporation of water in the air</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F6/025" definition-exists="false" ipc-concordant="F24F6/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using electrical heating means </text><reference><text><class-ref scheme="cpc">F24F6/105</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F6/04" definition-exists="false" ipc-concordant="F24F6/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using stationary unheated wet elements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F6/043" definition-exists="true" ipc-concordant="F24F6/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F6/043</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>with self-sucking action, e.g. wicks</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F6/046" definition-exists="false" ipc-concordant="F24F6/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a water pump</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F6/06" definition-exists="false" ipc-concordant="F24F6/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using moving unheated wet elements</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F6/065" definition-exists="false" ipc-concordant="F24F6/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using slowly rotating discs for evaporation</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F6/08" definition-exists="false" ipc-concordant="F24F6/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using heated wet elements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F6/10" definition-exists="false" ipc-concordant="F24F6/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>heated electrically</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F6/105" definition-exists="false" ipc-concordant="F24F6/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using the heat of lamps</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F6/12" definition-exists="false" ipc-concordant="F24F6/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by forming water dispersions in the air</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F6/14" definition-exists="true" ipc-concordant="F24F6/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>F24F6/14</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>using nozzles</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F6/143" definition-exists="false" ipc-concordant="F24F6/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/143</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using pressurised air for spraying</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F6/146" definition-exists="false" ipc-concordant="F24F6/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2006/146</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using pressurised water for spraying</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F6/16" definition-exists="false" ipc-concordant="F24F6/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using rotating elements</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F6/18" definition-exists="false" ipc-concordant="F24F6/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F6/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by injection of steam into the air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F7/00" definition-exists="true" ipc-concordant="F24F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F7/00</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Ventilation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F7/00</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F7/003</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F7/00</class-ref> and <class-ref scheme="cpc">F24F7/003</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F7/001" definition-exists="false" ipc-concordant="F24F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2007/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with exhausting air ducts</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2007/001</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F7/003</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2007/001</class-ref> and <class-ref scheme="cpc">F24F7/003</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F7/002" definition-exists="false" ipc-concordant="F24F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2007/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Junction box, e.g. for ducts from kitchen, toilet or bathroom</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2007/002</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F7/003</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2007/002</class-ref> and <class-ref scheme="cpc">F24F7/003</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F7/0025" definition-exists="false" ipc-concordant="F24F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2007/0025</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>using vent ports in a wall</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2007/0025</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F7/003</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2007/0025</class-ref> and <class-ref scheme="cpc">F24F7/003</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F7/003" definition-exists="false" ipc-concordant="F24F7/003" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F7/003</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>in combination with air cleaning</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F7/003</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F7/00</class-ref>, <class-ref scheme="cpc">F24F2007/001</class-ref>, <class-ref scheme="cpc">F24F2007/002</class-ref>, <class-ref scheme="cpc">F24F2007/0025</class-ref>, <class-ref scheme="cpc">F24F2007/004</class-ref>, and <class-ref scheme="cpc">F24F2007/005</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F7/004" definition-exists="false" ipc-concordant="F24F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2007/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Natural ventilation using convection</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2007/004</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F7/003</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2007/004</class-ref> and <class-ref scheme="cpc">F24F7/003</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F7/005" definition-exists="false" ipc-concordant="F24F7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2007/005</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>Cyclic ventilation, e.g. alternating air supply volume or reversing flow direction</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2007/005</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F7/003</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2007/005</class-ref> and <class-ref scheme="cpc">F24F7/003</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F7/007" definition-exists="false" ipc-concordant="F24F7/007" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F7/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with forced flow </text><reference><text>using ducting systems <class-ref scheme="cpc">F24F7/06</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F7/013" definition-exists="true" ipc-concordant="F24F7/013" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F7/013</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>using wall or window fans, displacing air through the wall or window</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F7/02" definition-exists="false" ipc-concordant="F24F7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F7/02</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>Roof ventilation </text><reference><text>ventilation of roof coverings <class-ref scheme="cpc">E04D</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F7/025" definition-exists="false" ipc-concordant="F24F7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F7/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with forced air circulation by means of a built-in ventilator</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F7/04" definition-exists="false" ipc-concordant="F24F7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F7/04</classification-symbol><class-title date-revised="2022-08-01"><title-part><text>with ducting systems </text><CPC-specific-text><text>, e.g. by double walls; with natural circulation </text><reference><text><class-ref scheme="cpc">F24F7/02</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F7/06" definition-exists="true" ipc-concordant="F24F7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>F24F7/06</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>with forced air circulation, e.g. by fan </text><CPC-specific-text><text>positioning of a ventilator in or against a conduit</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F7/065" definition-exists="true" ipc-concordant="F24F7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>F24F7/065</classification-symbol><class-title date-revised="2018-08-01"><title-part><CPC-specific-text><text>fan combined with single duct; mounting arrangements of a fan in a duct</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F7/08" definition-exists="false" ipc-concordant="F24F7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F7/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with separate ducts for supplied and exhausted air </text><CPC-specific-text><text>with provisions for reversal of the input and output systems</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F7/10" definition-exists="false" ipc-concordant="F24F7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>F24F7/10</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>with air supply, or exhaust, through perforated wall, floor or ceiling </text><reference><text>outlet members for directing or distributing air </text><CPC-specific-text><text>into rooms or spaces, e.g. ceiling air-diffusers</text></CPC-specific-text><text> <class-ref scheme="cpc">F24F13/06</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F8/00" definition-exists="true" ipc-concordant="F24F8/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/00</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F8/00</class-ref>, <class-ref scheme="cpc">F24F8/20</class-ref>, <class-ref scheme="cpc">F24F8/22</class-ref>, <class-ref scheme="cpc">F24F8/24</class-ref>, <class-ref scheme="cpc">F24F8/26</class-ref>, <class-ref scheme="cpc">F24F8/28</class-ref>, <class-ref scheme="cpc">F24F8/30</class-ref>, <class-ref scheme="cpc">F24F8/40</class-ref>, <class-ref scheme="cpc">F24F8/50</class-ref>, <class-ref scheme="cpc">F24F8/60</class-ref>, <class-ref scheme="cpc">F24F8/70</class-ref>, <class-ref scheme="cpc">F24F8/80</class-ref>, and <class-ref scheme="cpc">F24F8/95</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F3/16</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/10" definition-exists="true" ipc-concordant="F24F8/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/10</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by separation, e.g. by filtering</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F8/10</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">F24F8/108</class-ref>, <class-ref scheme="cpc">F24F8/117</class-ref>, <class-ref scheme="cpc">F24F8/125</class-ref>, <class-ref scheme="cpc">F24F8/133</class-ref>, <class-ref scheme="cpc">F24F8/142</class-ref>, <class-ref scheme="cpc">F24F8/15</class-ref>, <class-ref scheme="cpc">F24F8/158</class-ref>, <class-ref scheme="cpc">F24F8/167</class-ref>, <class-ref scheme="cpc">F24F8/175</class-ref>, <class-ref scheme="cpc">F24F8/183</class-ref>, <class-ref scheme="cpc">F24F8/90</class-ref>, <class-ref scheme="cpc">F24F8/96</class-ref>, <class-ref scheme="cpc">F24F8/97</class-ref>, <class-ref scheme="cpc">F24F8/98</class-ref>, and <class-ref scheme="cpc">F24F8/99</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/108" definition-exists="false" ipc-concordant="F24F8/108" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/108</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using dry filter elements</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/108</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/108</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/117" definition-exists="false" ipc-concordant="F24F8/117" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/117</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using wet filtering</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/117</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Group <class-ref scheme="cpc">F24F8/117</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">F24F8/125</class-ref>, <class-ref scheme="cpc">F24F8/133</class-ref>, and <class-ref scheme="cpc">F24F8/142</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/125" definition-exists="false" ipc-concordant="F24F8/125" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/125</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using wet filter elements</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/125</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/117</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref>, <class-ref scheme="cpc">F24F8/117</class-ref>, and <class-ref scheme="cpc">F24F8/125</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/133" definition-exists="true" ipc-concordant="F24F8/133" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/133</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by direct contact with liquid, e.g. with sprayed liquid</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/133</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/117</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref>, <class-ref scheme="cpc">F24F8/117</class-ref>, and <class-ref scheme="cpc">F24F8/133</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/142" definition-exists="false" ipc-concordant="F24F8/142" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/142</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Treatment of used liquid, e.g. cleaning for recycling</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/142</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/117</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref>, <class-ref scheme="cpc">F24F8/117</class-ref>, and <class-ref scheme="cpc">F24F8/142</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/15" definition-exists="false" ipc-concordant="F24F8/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/15</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by chemical means</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F8/15</class-ref> - <class-ref scheme="cpc">F24F8/167</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/158" definition-exists="false" ipc-concordant="F24F8/158" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/158</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using active carbon</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/167" definition-exists="false" ipc-concordant="F24F8/167" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/167</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using catalytic reactions</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/175" definition-exists="false" ipc-concordant="F24F8/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/175</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using biological materials, plants or microorganisms</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/175</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/175</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/183" definition-exists="false" ipc-concordant="F24F8/183" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/183</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by centrifugal separation, e.g. using vortices</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/183</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/183</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/192" definition-exists="true" ipc-concordant="F24F8/192" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/192</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by electrical means, e.g. by applying electrostatic fields or high voltages</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/194" definition-exists="false" ipc-concordant="F24F8/192" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/194</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>by filtering using high voltage</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/20" definition-exists="false" ipc-concordant="F24F8/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/20</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by sterilisation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/22" definition-exists="false" ipc-concordant="F24F8/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/22</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using UV light</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/24" definition-exists="false" ipc-concordant="F24F8/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/24</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using sterilising media</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F8/26" definition-exists="false" ipc-concordant="F24F8/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/26</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>using ozone</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/28" definition-exists="false" ipc-concordant="F24F8/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/28</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>specially adapted for combatting or avoiding Legionella bacteria</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/30" definition-exists="false" ipc-concordant="F24F8/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/30</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by ionisation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/40" definition-exists="false" ipc-concordant="F24F8/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/40</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by ozonisation </text><reference><text>for sterilisation <class-ref scheme="cpc">F24F8/26</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/50" definition-exists="false" ipc-concordant="F24F8/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/50</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by odorisation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/60" definition-exists="false" ipc-concordant="F24F8/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/60</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by adding oxygen</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/70" definition-exists="true" ipc-concordant="F24F8/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/70</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>by removing radon</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/80" definition-exists="false" ipc-concordant="F24F8/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/80</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Self-contained air purifiers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/90" definition-exists="false" ipc-concordant="F24F8/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/90</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Cleaning of purification apparatus</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/90</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/90</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F8/95" definition-exists="false" ipc-concordant="F24F8/95" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/95</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>specially adapted for specific purposes</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/96" definition-exists="false" ipc-concordant="F24F8/96" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/96</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>for removing pollen</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/96</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/96</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/97" definition-exists="false" ipc-concordant="F24F8/97" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/97</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>for removing tobacco smoke</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/97</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/97</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/98" definition-exists="false" ipc-concordant="F24F8/98" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/98</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>for removing ozone</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/98</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/98</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F8/99" definition-exists="false" ipc-concordant="F24F8/99" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F8/99</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>for treating air sourced from urban areas, e.g. from streets</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F8/99</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F8/10</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F8/10</class-ref> and <class-ref scheme="cpc">F24F8/99</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F9/00" definition-exists="true" ipc-concordant="F24F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F9/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Use of air currents for screening, e.g. air curtains</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F9/002" definition-exists="false" ipc-concordant="F24F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2009/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Room dividers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F9/005" definition-exists="false" ipc-concordant="F24F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2009/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with a door</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F9/007" definition-exists="false" ipc-concordant="F24F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2009/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using more than one jet or band in the air curtain</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F11/00" definition-exists="true" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Control or safety arrangements</text></title-part></class-title><notes-and-warnings><note type="note"><note-paragraph>In this group, it is desirable to add the indexing codes of groups <class-ref scheme="cpc">F24F2110/00</class-ref> – <class-ref scheme="cpc">F24F2140/00</class-ref>.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/0001" definition-exists="false" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/0001</classification-symbol><class-title date-revised="2018-01-01"><title-part><CPC-specific-text><text>for ventilation </text><reference><text><class-ref scheme="cpc">F24F11/30</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F11/0002" definition-exists="false" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2011/0002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for admittance of outside air</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F11/0004" definition-exists="false" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2011/0004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>to create overpressure in a room</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F11/0005" definition-exists="false" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2011/0005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>to create underpressure in a room, keeping contamination inside</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F11/0006" definition-exists="false" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2011/0006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using low temperature external supply air to assist cooling</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/0008" definition-exists="false" ipc-concordant="F24F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/0008</classification-symbol><class-title date-revised="2018-01-01"><title-part><CPC-specific-text><text>for air-humidification </text><reference><text><class-ref scheme="cpc">F24F11/30</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/30" definition-exists="false" ipc-concordant="F24F11/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/30</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for purposes related to the operation of the system, e.g. for safety or monitoring</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F11/30</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">F24F11/32</class-ref> – <class-ref scheme="cpc">F24F11/88</class-ref>, <class-ref scheme="cpc">F24F2120/00</class-ref>, and <class-ref scheme="cpc">F24F2140/00</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F11/32</class-ref> – <class-ref scheme="cpc">F24F11/49</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F11/32</class-ref> – <class-ref scheme="cpc">F24F11/49</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/32" definition-exists="false" ipc-concordant="F24F11/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/32</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Responding to malfunctions or emergencies</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/33" definition-exists="false" ipc-concordant="F24F11/33" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/33</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>to fire, excessive heat or smoke</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/34" definition-exists="false" ipc-concordant="F24F11/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/34</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by opening air passages</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/35" definition-exists="false" ipc-concordant="F24F11/35" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/35</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by closing air passages</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/36" definition-exists="false" ipc-concordant="F24F11/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/36</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>to leakage of heat-exchange fluid</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/37" definition-exists="false" ipc-concordant="F24F11/37" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/37</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Resuming operation, e.g. after power outages</text></title-part><title-part><text>Emergency starting</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/38" definition-exists="false" ipc-concordant="F24F11/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/38</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Failure diagnosis</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/39" definition-exists="false" ipc-concordant="F24F11/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/39</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Monitoring filter performance</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/41" definition-exists="false" ipc-concordant="F24F11/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/41</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Defrosting</text></title-part><title-part><text>Preventing freezing</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/42" definition-exists="false" ipc-concordant="F24F11/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/42</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>of outdoor units</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/43" definition-exists="false" ipc-concordant="F24F11/43" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/43</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>of indoor units</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/46" definition-exists="false" ipc-concordant="F24F11/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/46</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Improving electric energy efficiency or saving</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/47" definition-exists="false" ipc-concordant="F24F11/47" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/47</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Responding to energy costs</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/48" definition-exists="false" ipc-concordant="F24F11/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/48</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>prior to normal operation, e.g. pre-heating or pre-cooling</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/49" definition-exists="false" ipc-concordant="F24F11/49" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/49</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>ensuring correct operation, e.g. by trial operation or configuration checks</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/50" definition-exists="false" ipc-concordant="F24F11/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/50</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>characterised by user interfaces or communication</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F11/50</class-ref> – <class-ref scheme="cpc">F24F11/61</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F11/50</class-ref> – <class-ref scheme="cpc">F24F11/61</class-ref> and <class-ref scheme="cpc">F24F11/30</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/52" definition-exists="false" ipc-concordant="F24F11/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/52</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Indication arrangements, e.g. displays</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/523" definition-exists="false" ipc-concordant="F24F11/523" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/523</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for displaying temperature data</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/526" definition-exists="false" ipc-concordant="F24F11/526" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/526</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>giving audible indications</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/54" definition-exists="false" ipc-concordant="F24F11/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/54</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using one central controller connected to several sub-controllers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/56" definition-exists="false" ipc-concordant="F24F11/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/56</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Remote control</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/57" definition-exists="false" ipc-concordant="F24F11/57" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/57</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using telephone networks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/58" definition-exists="false" ipc-concordant="F24F11/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/58</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using Internet communication</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/59" definition-exists="false" ipc-concordant="F24F11/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/59</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for presetting</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/61" definition-exists="false" ipc-concordant="F24F11/61" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/61</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using timers</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/62" definition-exists="false" ipc-concordant="F24F11/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/62</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F11/62</class-ref> – <class-ref scheme="cpc">F24F11/67</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F11/62</class-ref> – <class-ref scheme="cpc">F24F11/67</class-ref> and <class-ref scheme="cpc">F24F11/30</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/63" definition-exists="false" ipc-concordant="F24F11/63" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/63</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Electronic processing</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/64" definition-exists="false" ipc-concordant="F24F11/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/64</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using pre-stored data</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/65" definition-exists="false" ipc-concordant="F24F11/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/65</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for selecting an operating mode</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/65</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>. <br/>Group <class-ref scheme="cpc">F24F11/65</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">F24F11/67</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/66" definition-exists="false" ipc-concordant="F24F11/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/66</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Sleep mode</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/67" definition-exists="false" ipc-concordant="F24F11/67" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/67</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Switching between heating and cooling modes</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/67</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F11/65</class-ref>. <br/>Groups <class-ref scheme="cpc">F24F11/30</class-ref>, <class-ref scheme="cpc">F24F11/65</class-ref>, and <class-ref scheme="cpc">F24F11/67</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/70" definition-exists="false" ipc-concordant="F24F11/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/70</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Control systems characterised by their outputs</text></title-part><title-part><text>Constructional details thereof</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F11/70</class-ref> – <class-ref scheme="cpc">F24F11/875</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>.<br/>Group <class-ref scheme="cpc">F24F11/70</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">F24F11/80</class-ref> – <class-ref scheme="cpc">F24F11/875</class-ref>. <br/>All groups listed in this warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/72" definition-exists="false" ipc-concordant="F24F11/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/72</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for controlling the supply of treated air, e.g. its pressure</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/74" definition-exists="false" ipc-concordant="F24F11/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/74</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for controlling air flow rate or air velocity</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/74</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F11/70</class-ref>.<br/>Group <class-ref scheme="cpc">F24F11/74</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">F24F11/755</class-ref>. <br/>All groups listed in this warning should be considered in order to perform a complete search</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/745" definition-exists="false" ipc-concordant="F24F11/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/745</classification-symbol><class-title date-revised="2018-01-01"><title-part><CPC-specific-text><text>the air flow rate increasing with an increase of air-current or wind pressure</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/75" definition-exists="false" ipc-concordant="F24F11/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/75</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for maintaining constant air flow rate or air velocity</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/755" definition-exists="false" ipc-concordant="F24F11/755" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/755</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for cyclical variation of air flow rate or air velocity</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/755</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F11/30</class-ref>, <class-ref scheme="cpc">F24F11/70</class-ref> and <class-ref scheme="cpc">F24F11/74</class-ref>.<br/>All groups listed in this warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/76" definition-exists="false" ipc-concordant="F24F11/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/76</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by means responsive to temperature, e.g. bimetal springs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/77" definition-exists="false" ipc-concordant="F24F11/77" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/77</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling the speed of ventilators</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/79" definition-exists="false" ipc-concordant="F24F11/79" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/79</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for controlling the direction of the supplied air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F11/80" definition-exists="false" ipc-concordant="F24F11/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/80</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>for controlling the temperature of the supplied air</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F11/80</class-ref> – <class-ref scheme="cpc">F24F11/875</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F11/70</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/81" definition-exists="false" ipc-concordant="F24F11/81" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/81</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling the air supply to heat-exchangers or bypass channels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/83" definition-exists="false" ipc-concordant="F24F11/83" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F11/83</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling the supply of heat-exchange fluids to heat-exchangers</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/83</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F11/70</class-ref>.<br/>Group <class-ref scheme="cpc">F24F11/83</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">F24F11/84</class-ref> and <class-ref scheme="cpc">F24F11/85</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/84" definition-exists="false" ipc-concordant="F24F11/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F11/84</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using valves</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/84</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F11/30</class-ref>, <class-ref scheme="cpc">F24F11/70</class-ref> and <class-ref scheme="cpc">F24F11/83</class-ref>. <br/>All groups listed in this warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/85" definition-exists="false" ipc-concordant="F24F11/85" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F11/85</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>using variable-flow pumps</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/85</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">F24F11/30</class-ref>, <class-ref scheme="cpc">F24F11/70</class-ref> and <class-ref scheme="cpc">F24F11/83</class-ref>. <br/>All groups listed should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/86" definition-exists="false" ipc-concordant="F24F11/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/86</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling compressors within refrigeration or heat pump circuits</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/87" definition-exists="false" ipc-concordant="F24F11/87" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/87</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling absorption or discharge of heat in outdoor units</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F11/871" definition-exists="false" ipc-concordant="F24F11/871" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/871</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling outdoor fans</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/873" definition-exists="false" ipc-concordant="F24F11/873" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/873</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling refrigerant heaters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F11/875" definition-exists="false" ipc-concordant="F24F11/875" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/875</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>by controlling heat-storage apparatus</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/88" definition-exists="false" ipc-concordant="F24F11/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/88</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Electrical aspects, e.g. circuits</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F11/88</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>. <br/>Groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F11/88</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F11/89" definition-exists="false" ipc-concordant="F24F11/89" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F11/89</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Arrangement or mounting of control or safety devices</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F12/00" definition-exists="true" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-08-01" status="published"><classification-symbol>F24F12/00</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>Use of energy recovery systems in air conditioning, ventilation or screening </text><reference><text>with both heat and humidity transfer between supplied and exhausted air <class-ref scheme="cpc">F24F3/147</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F12/001" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F12/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with heat-exchange between supplied and exhausted air</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F12/002" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F12/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using an intermediate heat-transfer fluid</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F12/003" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F12/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a heat pump</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F12/005" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2012/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using heat pipes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F12/006" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-05-01" status="published"><classification-symbol>F24F12/006</classification-symbol><class-title date-revised="2017-05-01"><title-part><CPC-specific-text><text>using an air-to-air heat exchanger </text><reference><text><class-ref scheme="cpc">F24F12/002</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F12/007" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2012/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a by-pass for bypassing the heat-exchanger</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F12/008" definition-exists="false" ipc-concordant="F24F12/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2012/008</classification-symbol><class-title date-revised="2021-01-01"><title-part><CPC-specific-text><text>cyclic routing supply and exhaust air</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F24F13/00" definition-exists="true" ipc-concordant="F24F13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/02" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ducting arrangements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0209" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>F24F13/0209</classification-symbol><class-title date-revised="2016-11-01"><title-part><CPC-specific-text><text>characterised by their connecting means, e.g. flanges</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0218" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0218</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Flexible soft ducts, e.g. ducts made of permeable textiles</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0227" definition-exists="true" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F13/0227</classification-symbol><class-title date-revised="2022-08-01"><title-part><CPC-specific-text><text>using parts of the building, e.g. air ducts inside the floor, walls or ceiling of a building</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0236" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0236</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with ducts including air distributors, e.g. air collecting boxes with at least three openings</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0245" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Manufacturing or assembly of air ducts; Methods therefor</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0254" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0254</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by their mounting means, e.g. supports</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0263" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0263</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Insulation for air ducts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0272" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0272</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Modules for easy installation or transport</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/0281" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0281</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Multilayer duct</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/029" definition-exists="false" ipc-concordant="F24F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/029</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Duct comprising an opening for inspection, e.g. manhole</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/04" definition-exists="true" ipc-concordant="F24F13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F13/04</classification-symbol><class-title date-revised="2022-08-01"><title-part><text>Air-mixing units </text><reference><text><class-ref scheme="cpc">F24F13/06</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/06" definition-exists="false" ipc-concordant="F24F13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/0604" definition-exists="false" ipc-concordant="F24F13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/0604</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>integrated in or forming part of furniture</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/0608" definition-exists="false" ipc-concordant="F24F13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/0608</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Perforated ducts</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/0612" definition-exists="false" ipc-concordant="F24F13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/0612</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Induction nozzles without swirl means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/0616" definition-exists="false" ipc-concordant="F24F13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/0616</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Outlets that have intake openings</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/062" definition-exists="false" ipc-concordant="F24F13/062" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/062</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>having one or more bowls or cones diverging in the flow direction</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/065" definition-exists="false" ipc-concordant="F24F13/065" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/065</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>formed as cylindrical or spherical bodies which are rotatable</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/068" definition-exists="false" ipc-concordant="F24F13/068" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/068</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>formed as perforated walls, ceilings or floors </text><reference><text><class-ref scheme="cpc">F24F13/078</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/072" definition-exists="false" ipc-concordant="F24F13/072" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/072</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of elongated shape, e.g. between ceiling panels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/075" definition-exists="false" ipc-concordant="F24F13/075" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/075</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having parallel rods or lamellae directing the outflow, e.g. the rods or lamellae being individually adjustable </text><reference><text><class-ref scheme="cpc">F24F13/072</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/078" definition-exists="true" ipc-concordant="F24F13/078" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/078</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>combined with lighting fixtures</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/08" definition-exists="true" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/08</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>Air-flow control members, e.g. louvres, grilles, flaps or guide plates </text><reference><text><class-ref scheme="cpc">F24F7/013</class-ref>, <class-ref scheme="cpc">F24F13/06</class-ref> take precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/081" definition-exists="false" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/081</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for guiding air around a curve</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/082" definition-exists="false" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/082</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Grilles, registers or guards</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/084" definition-exists="false" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/084</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with mounting arrangements, e.g. snap fasteners for mounting to the wall or duct</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/085" definition-exists="false" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>including an air filter</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/087" definition-exists="false" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using inflatable bellows</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/088" definition-exists="false" ipc-concordant="F24F13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/088</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Air-flow straightener</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/10" definition-exists="true" ipc-concordant="F24F13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/10</classification-symbol><class-title date-revised="2018-08-01"><title-part><text>movable, e.g. dampers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/105" definition-exists="false" ipc-concordant="F24F13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>composed of diaphragms or segments</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/12" definition-exists="false" ipc-concordant="F24F13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>built up of sliding members</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/14" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>built up of tilting members, e.g. louvre</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F13/1406" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/1406</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by sealing means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F13/1413" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/1413</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using more than one tilting member, e.g. with several pivoting blades </text><reference><text><class-ref scheme="cpc">F24F13/15</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F13/142" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/142</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using pivoting blades with intersecting axles</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F13/1426" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/1426</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by actuating means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/1433" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/1433</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with electric motors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/144" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/144</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with thermoactuators</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/1446" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/1446</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with gearings</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/1453" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/1453</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with cables, e.g. bowden cables</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/146" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/146</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with springs</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/1466" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/1466</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with pneumatic means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/1473" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/1473</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with cams or levers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="12" additional-only="true" sort-key="F24F13/148" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/148</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with magnets</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F13/1486" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/1486</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by bearings, pivots or hinges</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="11" additional-only="true" sort-key="F24F13/1493" definition-exists="false" ipc-concordant="F24F13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F2013/1493</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using an elastic membrane</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F24F13/15" definition-exists="false" ipc-concordant="F24F13/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with parallel simultaneously tiltable lamellae</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/16" definition-exists="false" ipc-concordant="F24F13/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>built up of parallelly-movable plates</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/18" definition-exists="false" ipc-concordant="F24F13/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>F24F13/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>specially adapted for insertion in flat panels, e.g. in door or window-pane</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/20" definition-exists="false" ipc-concordant="F24F13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Casings or covers</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/202" definition-exists="false" ipc-concordant="F24F13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Mounting a compressor unit therein</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/205" definition-exists="false" ipc-concordant="F24F13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Mounting a ventilator fan therein</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/207" definition-exists="false" ipc-concordant="F24F13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/207</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with control knobs; Mounting controlling members or control units therein</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/22" definition-exists="true" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F13/22</classification-symbol><class-title date-revised="2022-08-01"><title-part><text>Means for preventing condensation or evacuating condensate</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/221" definition-exists="false" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/221</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>to avoid the formation of condensate, e.g. dew</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F24F13/222" definition-exists="false" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/222</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for evacuating condensate</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F24F13/224" definition-exists="false" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/224</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in a window-type room air conditioner</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/225" definition-exists="false" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by evaporating the condensate in the cooling medium, e.g. in air flow from the condenser</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F13/227" definition-exists="false" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/227</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Condensate pipe for drainage of condensate from the evaporator</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/228" definition-exists="false" ipc-concordant="F24F13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/228</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Treatment of condensate, e.g. sterilising</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/24" definition-exists="true" ipc-concordant="F24F13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-08-01" status="published"><classification-symbol>F24F13/24</classification-symbol><class-title date-revised="2022-08-01"><title-part><text>Means for preventing or suppressing noise</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/242" definition-exists="false" ipc-concordant="F24F13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sound-absorbing material</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/245" definition-exists="false" ipc-concordant="F24F13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using resonance</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F13/247" definition-exists="false" ipc-concordant="F24F13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2013/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Active noise-suppression</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/26" definition-exists="false" ipc-concordant="F24F13/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for air-circulation by means of induction, e.g. by fluid coupling or thermal effect</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/28" definition-exists="false" ipc-concordant="F24F13/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement or mounting of filters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/30" definition-exists="false" ipc-concordant="F24F13/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement or mounting of heat-exchangers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F24F13/32" definition-exists="false" ipc-concordant="F24F13/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F13/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supports for air-conditioning, air-humidification or ventilation units</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="F24F110/00" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Indexing scheme associated with group <class-ref scheme="cpc">F24F11/00</class-ref>, relating to control inputs, e.g. measured or estimated values or parameters</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F24F110/00" definition-exists="false" ipc-concordant="F24F110/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Control inputs relating to air properties</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F110/10" definition-exists="false" ipc-concordant="F24F110/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/10</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Temperature</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/12" definition-exists="false" ipc-concordant="F24F110/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/12</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>of the outside air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F110/20" definition-exists="false" ipc-concordant="F24F110/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/20</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Humidity</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/22" definition-exists="false" ipc-concordant="F24F110/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/22</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>of the outside air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F110/30" definition-exists="false" ipc-concordant="F24F110/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/30</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Velocity</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/32" definition-exists="false" ipc-concordant="F24F110/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/32</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>of the outside air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F110/40" definition-exists="false" ipc-concordant="F24F110/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/40</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Pressure, e.g. wind pressure</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2110/40</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">F24F2140/10</class-ref> and <class-ref scheme="cpc">F24F2140/12</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2110/40</class-ref>, <class-ref scheme="cpc">F24F2140/10</class-ref>, and <class-ref scheme="cpc">F24F2140/12</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F110/50" definition-exists="false" ipc-concordant="F24F110/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/50</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Air quality properties</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">F24F2110/50</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">F24F2110/65</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2110/50</class-ref> and <class-ref scheme="cpc">F24F2110/65</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/52" definition-exists="false" ipc-concordant="F24F110/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/52</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>of the outside air</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/60" definition-exists="false" ipc-concordant="F24F110/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/60</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Odour</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/62" definition-exists="false" ipc-concordant="F24F110/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/62</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Tobacco smoke</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/64" definition-exists="false" ipc-concordant="F24F110/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/64</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Airborne particle content</text></title-part></class-title></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/65" definition-exists="false" ipc-concordant="F24F110/65" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/65</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Concentration of specific substances or contaminants</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F2110/65</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F2110/50</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F2110/50</class-ref> and <class-ref scheme="cpc">F24F2110/65</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F110/66" definition-exists="false" ipc-concordant="F24F110/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/66</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Volatile organic compounds [VOC]</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F110/68" definition-exists="false" ipc-concordant="F24F110/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/68</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Radon</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F110/70" definition-exists="false" ipc-concordant="F24F110/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/70</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Carbon dioxide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F110/72" definition-exists="false" ipc-concordant="F24F110/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/72</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Carbon monoxide</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F110/74" definition-exists="false" ipc-concordant="F24F110/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/74</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Ozone</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F110/76" definition-exists="false" ipc-concordant="F24F110/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/76</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Oxygen</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F110/80" definition-exists="false" ipc-concordant="F24F110/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2110/80</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Electric charge</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F24F120/00" definition-exists="false" ipc-concordant="F24F120/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2120/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Control inputs relating to users or occupants</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F2120/00</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>.<br/>Groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F2120/00</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F120/10" definition-exists="false" ipc-concordant="F24F120/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2120/10</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Occupancy</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F120/12" definition-exists="false" ipc-concordant="F24F120/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2120/12</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Position of occupants</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F120/14" definition-exists="false" ipc-concordant="F24F120/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2120/14</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Activity of occupants</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F120/20" definition-exists="false" ipc-concordant="F24F120/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2120/20</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Feedback from users</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F24F130/00" definition-exists="false" ipc-concordant="F24F130/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2130/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Control inputs relating to environmental factors not covered by group <class-ref scheme="cpc">F24F2110/00</class-ref></text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F130/10" definition-exists="false" ipc-concordant="F24F130/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2130/10</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Weather information or forecasts</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F130/20" definition-exists="false" ipc-concordant="F24F130/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2130/20</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Sunlight</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F130/30" definition-exists="false" ipc-concordant="F24F130/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2130/30</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Artificial light</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F130/40" definition-exists="false" ipc-concordant="F24F130/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2130/40</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Noise</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F24F140/00" definition-exists="false" ipc-concordant="F24F140/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/00</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Control inputs relating to system states</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">F24F2140/00</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F11/30</class-ref>. <br/>Groups <class-ref scheme="cpc">F24F11/30</class-ref> and <class-ref scheme="cpc">F24F2140/00</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F140/10" definition-exists="false" ipc-concordant="F24F140/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/10</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Pressure</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">F24F2140/10</class-ref> and <class-ref scheme="cpc">F24F2140/12</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">F24F2110/40</class-ref>. <br/>Groups <class-ref scheme="cpc">F24F2110/40</class-ref>, <class-ref scheme="cpc">F24F2140/10</class-ref> and <class-ref scheme="cpc">F24F2140/12</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F140/12" definition-exists="false" ipc-concordant="F24F140/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/12</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Heat-exchange fluid pressure</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F140/20" definition-exists="false" ipc-concordant="F24F140/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/20</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Heat-exchange fluid temperature</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F140/30" definition-exists="false" ipc-concordant="F24F140/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/30</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Condensation of water from cooled air</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F140/40" definition-exists="false" ipc-concordant="F24F140/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/40</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Damper positions, e.g. open or closed</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F140/50" definition-exists="false" ipc-concordant="F24F140/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/50</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Load</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F140/60" definition-exists="false" ipc-concordant="F24F140/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F24F2140/60</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Energy consumption</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="F24F203/00" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/00</classification-symbol>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F24F203/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Devices or apparatus used for air treatment</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F203/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>System or Device comprising a heat pump as a subsystem, e.g. combined with humidification/dehumidification, heating, natural energy or with hybrid system</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/021" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Compression cycle</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F203/023" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with turbine used for expansion</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F203/025" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with turbine for compression</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/026" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Absorption - desorption cycle</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F203/028" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using a solid absorbing medium</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F203/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rotary wheel</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1004" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1004</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bearings or driving means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1008" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1008</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising a by-pass channel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1012" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1012</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of the casing or cover</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1016" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1016</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with another type of cooling principle, e.g. compression cycle</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/102" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/102</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with a heat pipe</text></title-part></class-title></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1024" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1024</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with a humidifier</text></title-part></class-title></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1028" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1028</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with a spraying device</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1032" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1032</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Desiccant wheel</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F203/1036" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1036</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details</text></title-part></class-title></classification-item></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/104" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/104</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heat exchanger wheel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1044" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1044</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>performing other movements, e.g. sliding</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1048" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1048</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Geometric details</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1052" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1052</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising a non-axial air flow</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1056" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1056</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising a reheater</text></title-part></class-title>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F203/106" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/106</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Electrical reheater</text></title-part></class-title></classification-item>
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|
<classification-item breakdown-code="true" not-allocatable="false" level="10" additional-only="true" sort-key="F24F203/1064" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1064</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gas fired reheater</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1068" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1068</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising one rotor</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1072" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1072</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising two rotors</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1076" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1076</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising three rotors</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/108" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/108</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising rotor parts shaped in sector form</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1084" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1084</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising two flow rotor segments</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1088" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1088</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising three flow rotor segments</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1092" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1092</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising four flow rotor segments</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F203/1096" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/1096</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising sealing means</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F203/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2203/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dehumidifying or humidifying belt type</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="F24F221/00" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Air-conditioning</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F24F221/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details or features not otherwise provided for</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with lighting fixtures</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Installation or apparatus for use in sport halls, e.g. swimming pools, ice rings</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with, or integrated in, furniture</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>transportable</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F221/125" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mounted on wheels</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mounted on the ceiling</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/16" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mounted on the roof</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/17" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mounted in a wall</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/18" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with domestic apparatus</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F221/183" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/183</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with a hot-water boiler</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F221/186" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/186</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>combined with a fireplace</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mounted in or close to a window</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cleaning ducts or apparatus</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F24F221/225" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using a liquid</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/26" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>improving the aesthetic appearance</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using the Coanda effect</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising fireproof material</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/32" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>preventing human errors during the installation, use or maintenance, e.g. goofy proof</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/34" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heater, e.g. gas burner, electric air heater</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/36" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Modules, e.g. for an easy mounting or transport</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/38" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Personalised air distribution</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/40" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>HVAC with raised floors</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/42" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mobile autonomous air conditioner, e.g. robots</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/44" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Protection from terrorism or theft</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/46" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Air flow forming a vortex</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/48" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>HVAC for a wine cellar</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>HVAC for high buildings, e.g. thermal or pressure differences</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/52" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Weather protecting means, e.g. against wind, rain or snow</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/54" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heating and cooling, simultaneously or alternatively</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F24F221/56" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F24F2221/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cooling being a secondary aspect</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |