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43 lines
20 KiB
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43 lines
20 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="B64B" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>B64B</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>LIGHTER-THAN AIR AIRCRAFT</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph>In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.</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="B64B1/00" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="B64B1/00" definition-exists="true" ipc-concordant="B64B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Lighter-than-air aircraft</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="B64B1/005" definition-exists="true" ipc-concordant="B64B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>B64B1/005</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>Arrangements for landing or taking-off, e.g. alighting gear</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="B64B1/02" definition-exists="true" ipc-concordant="B64B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Non-rigid airships </text><reference><text><class-ref scheme="cpc">B64B1/58</class-ref> takes precedence; balloons <class-ref scheme="cpc">B64B1/40</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="B64B1/04" definition-exists="true" ipc-concordant="B64B1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the profile being maintained by ties or cords connecting opposite surfaces</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="B64B1/06" definition-exists="true" ipc-concordant="B64B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rigid airships</text></title-part><title-part><text>Semi-rigid airships </text><reference><text><class-ref scheme="cpc">B64B1/58</class-ref> takes 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="B64B1/08" definition-exists="false" ipc-concordant="B64B1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Framework construction</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="B64B1/10" definition-exists="false" ipc-concordant="B64B1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Tail unit construction </text><reference><text><class-ref scheme="cpc">B64B1/12</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="B64B1/12" definition-exists="false" ipc-concordant="B64B1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Movable control surfaces</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="B64B1/14" definition-exists="true" ipc-concordant="B64B1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Outer covering</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B64B1/16" definition-exists="false" ipc-concordant="B64B1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>rigid</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="B64B1/18" definition-exists="true" ipc-concordant="B64B1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Attachment to structure</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="B64B1/20" definition-exists="true" ipc-concordant="B64B1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>provided with wings or stabilising surfaces </text><CPC-specific-text><reference><text>tail unit construction <class-ref scheme="cpc">B64B1/10</class-ref>; movable control surfaces <class-ref scheme="cpc">B64B1/12</class-ref></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="B64B1/22" definition-exists="false" ipc-concordant="B64B1/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of cabins or gondolas</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="B64B1/24" definition-exists="false" ipc-concordant="B64B1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of propulsion plant </text><reference><text><class-ref scheme="cpc">B64B1/34</class-ref> takes precedence</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="B64B1/26" definition-exists="false" ipc-concordant="B64B1/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>housed in ducts</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="B64B1/28" definition-exists="false" ipc-concordant="B64B1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>housed in nacelles</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="B64B1/30" definition-exists="false" ipc-concordant="B64B1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of propellers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="B64B1/32" definition-exists="true" ipc-concordant="B64B1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>surrounding hull</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="B64B1/34" definition-exists="false" ipc-concordant="B64B1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of lifting propellers</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="B64B1/36" definition-exists="false" ipc-concordant="B64B1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of jet reaction apparatus for propulsion or directional control</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="B64B1/38" definition-exists="false" ipc-concordant="B64B1/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Controlling position of centre of gravity</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="B64B1/40" definition-exists="true" ipc-concordant="B64B1/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Balloons </text><reference><text><class-ref scheme="cpc">B64B1/58</class-ref> takes precedence; toy balloons <class-ref scheme="cpc">A63H27/10</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="B64B1/42" definition-exists="false" ipc-concordant="B64B1/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Construction or attachment of stabilising surfaces</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="B64B1/44" definition-exists="false" ipc-concordant="B64B1/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>adapted to maintain predetermined altitude</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="B64B1/46" definition-exists="false" ipc-concordant="B64B1/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>associated with apparatus to cause bursting</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B64B1/48" definition-exists="false" ipc-concordant="B64B1/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to enable load to be dropped by parachute</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="B64B1/50" definition-exists="false" ipc-concordant="B64B1/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Captive balloons</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="B64B1/52" definition-exists="false" ipc-concordant="B64B1/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>attaching trailing entanglements</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="B64B1/54" definition-exists="false" ipc-concordant="B64B1/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>connecting two or more balloons in superimposed relationship</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="B64B1/56" definition-exists="false" ipc-concordant="B64B1/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>stabilised by rotary motion</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="B64B1/58" definition-exists="true" ipc-concordant="B64B1/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements or construction of gas-bags</text></title-part><title-part><text>Filling 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="B64B1/60" definition-exists="true" ipc-concordant="B64B1/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gas-bags surrounded by separate containers of inert gas</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="B64B1/62" definition-exists="false" ipc-concordant="B64B1/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Controlling gas pressure, heating, cooling, or discharging gas</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="B64B1/64" definition-exists="false" ipc-concordant="B64B1/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gas valve operating mechanisms</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="B64B1/66" definition-exists="true" ipc-concordant="B64B1/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-01-01" status="published"><classification-symbol>B64B1/66</classification-symbol><class-title date-revised="2017-01-01"><title-part><text>Mooring attachments</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="B64B1/68" definition-exists="false" ipc-concordant="B64B1/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Water flotation gear</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="B64B1/70" definition-exists="false" ipc-concordant="B64B1/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>B64B1/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ballasting arrangements</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="B64B201/00" date-revised="2013-01-01" status="published"><classification-symbol>B64B2201/00</classification-symbol>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="B64B201/00" 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>B64B2201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Hybrid airships, i.e. airships where lift is generated aerodynamically and statically</text></title-part></class-title></classification-item></classification-item></classification-item></class-scheme> |