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366 lines
198 KiB
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366 lines
198 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="G01D" definition-exists="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE</text></title-part><title-part><text>ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS</text></title-part><title-part><text>TARIFF METERING APPARATUS</text></title-part><title-part><text>MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>This subclass <u>covers</u> : <subnote type="bullet"><note-paragraph>devices for indicating or recording the results of measurements, not peculiar to variables covered by a single other subclass; </note-paragraph><note-paragraph>analogous apparatus but in which the input is not a variable to be measured, e.g. a hand operation; </note-paragraph><note-paragraph>details of measuring instruments, which are of general interest; </note-paragraph><note-paragraph>measurement transducers not adapted solely for the measurement of a single specified variable and not provided for elsewhere, i.e. means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; </note-paragraph><note-paragraph>measuring or testing not otherwise provided for.</note-paragraph></subnote></note-paragraph><note-paragraph>Attention is drawn to the Notes following the title of class <class-ref scheme="cpc">G01</class-ref>.</note-paragraph></note><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="G01D1/00" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G01D1/00" definition-exists="true" ipc-concordant="G01D1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D1/00</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Measuring arrangements giving results other than momentary value of variable, of general application </text><reference><text><class-ref scheme="cpc">G01D3/00</class-ref> takes precedence; in tariff metering apparatus <class-ref scheme="cpc">G01D4/00</class-ref>; transducers not specially adapted for a specific variable <class-ref scheme="cpc">G01D5/00</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="G01D1/02" definition-exists="false" ipc-concordant="G01D1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving mean values, e.g. root means square values </text><reference><text>measuring root mean square values of currents or voltages <class-ref scheme="cpc">G01R19/02</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="G01D1/04" definition-exists="false" ipc-concordant="G01D1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving integrated values </text><reference><text>giving mean values <class-ref scheme="cpc">G01D1/02</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="G01D1/06" definition-exists="false" ipc-concordant="G01D1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by intermittent summation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D1/08" definition-exists="false" ipc-concordant="G01D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>over fixed periods of time</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="G01D1/10" definition-exists="false" ipc-concordant="G01D1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving differentiated values</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="G01D1/12" definition-exists="false" ipc-concordant="G01D1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving a maximum or minimum of a value</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="G01D1/14" definition-exists="false" ipc-concordant="G01D1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving a distribution function of a value, i.e. number of times the value comes within specified ranges of amplitude</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="G01D1/16" definition-exists="false" ipc-concordant="G01D1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G01D1/16</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>giving a value which is a function of two or more values, e.g. product or ratio</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="G01D1/18" definition-exists="false" ipc-concordant="G01D1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D1/18</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>with arrangements for signalling that a predetermined value of an unspecified parameter has been exceeded </text><reference><text><class-ref scheme="cpc">G01D1/14</class-ref> takes precedence</text></reference></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="G01D3/00" definition-exists="true" ipc-concordant="G01D3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indicating or recording apparatus with provision for the special purposes referred to in the subgroups</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01D3/02" definition-exists="false" ipc-concordant="G01D3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for altering or correcting the law of variation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D3/021" definition-exists="false" ipc-concordant="G01D3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using purely analogue techniques</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="G01D3/022" definition-exists="false" ipc-concordant="G01D3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>having an ideal characteristic, map or correction data stored in a digital memory</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="G01D3/024" definition-exists="false" ipc-concordant="G01D3/024" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/024</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for range change</text></title-part><title-part><text>Arrangements for substituting one sensing member by another</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="G01D3/028" definition-exists="false" ipc-concordant="G01D3/028" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>mitigating undesired influences, e.g. temperature, pressure</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D3/032" definition-exists="false" ipc-concordant="G01D3/032" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/032</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>affecting incoming signal, e.g. by averaging</text></title-part><title-part><text>gating undesired signals</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="G01D3/036" definition-exists="false" ipc-concordant="G01D3/036" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/036</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>on measuring arrangements themselves</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D3/0365" definition-exists="false" ipc-concordant="G01D3/036" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/0365</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the undesired influence being measured using a separate sensor, which produces an influence related signal</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="G01D3/06" definition-exists="false" ipc-concordant="G01D3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for operation by a null method</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D3/063" definition-exists="false" ipc-concordant="G01D3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Comparing the measuring value with a reference value which periodically or incidentally scans the measuring range</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="G01D3/066" definition-exists="true" ipc-concordant="G01D3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D3/066</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Balancing a force which represents the measuring value, by means of a reference force</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="G01D3/08" definition-exists="false" ipc-concordant="G01D3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown</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="G01D3/10" definition-exists="false" ipc-concordant="G01D3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for switching-in of additional or auxiliary indicators or recorders</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="G01D4/00" definition-exists="true" ipc-concordant="G01D4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D4/00</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Tariff metering apparatus </text><reference><text>in taximeters <class-ref scheme="cpc">G07B13/00</class-ref>; apparatus actuated by coins, cards or the like with meter-controlled dispensing of liquid, gas, or electricity <class-ref scheme="cpc">G07F15/00</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="G01D4/002" definition-exists="false" ipc-concordant="G01D4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Remote reading of utility meters</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="G01D4/004" definition-exists="false" ipc-concordant="G01D4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Remote reading of utility meters to a fixed location</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="G01D4/006" definition-exists="false" ipc-concordant="G01D4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Remote reading of utility meters to a non-fixed location, i.e. mobile location</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="G01D4/008" definition-exists="false" ipc-concordant="G01D4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Modifications to installed utility meters to enable remote reading</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="G01D4/02" definition-exists="false" ipc-concordant="G01D4/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D4/04" definition-exists="false" ipc-concordant="G01D4/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D4/04</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Resetting-mechanisms, e.g. for indicating members</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="G01D4/06" definition-exists="false" ipc-concordant="G01D4/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangement of clutches between driving and indicating member, e.g. of hysteresis clutch </text><reference><text><class-ref scheme="cpc">G01D4/04</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="G01D4/08" definition-exists="false" ipc-concordant="G01D4/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D4/08</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Transfer of indication from a counter into a summing counter</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="G01D4/10" definition-exists="false" ipc-concordant="G01D4/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Maximum indicating or recording apparatus, i.e. where the tariff for a period is based on a maximum demand within that period</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D4/12" definition-exists="false" ipc-concordant="G01D4/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus for indicating or recording progressive maximum</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="G01D4/14" definition-exists="false" ipc-concordant="G01D4/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fixed-demand indicating or recording apparatus, i.e. where indication is made when a predetermined quantity has been consumed during a time interval greater or less than a predetermined time interval</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="G01D4/16" definition-exists="false" ipc-concordant="G01D4/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus for indicating or recording maximum or minimum load hours</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="G01D4/18" definition-exists="false" ipc-concordant="G01D4/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D4/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus for indicating or recording overconsumption with opposing torque which comes into effect when a predetermined level is exceeded, e.g. subtraction meters</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="G01D5/00" definition-exists="true" ipc-concordant="G01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/00</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Mechanical means for transferring the output of a sensing member</text></title-part><title-part><text>Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting</text></title-part><title-part><text>Transducers not specially adapted for a specific variable </text><reference><text><class-ref scheme="cpc">G01D3/00</class-ref> takes precedence; specially adapted for apparatus giving results other than momentary value of variable <class-ref scheme="cpc">G01D1/00</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>The subgroups of this main group are distinguished by the means which is of major importance. Thus the mere application of other means for giving a final indication does not affect the classification.</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="G01D5/02" definition-exists="false" ipc-concordant="G01D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using mechanical means</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D5/04" definition-exists="false" ipc-concordant="G01D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D5/04</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>using levers</text></title-part><title-part><text>using cams</text></title-part><title-part><text>using gearing</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="G01D5/06" definition-exists="false" ipc-concordant="G01D5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D5/06</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>acting through a wall or enclosure, e.g. by bellows, by magnetic coupling</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="G01D5/08" definition-exists="false" ipc-concordant="G01D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Reducing the effects of friction, e.g. by applying vibrations</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="G01D5/10" definition-exists="false" ipc-concordant="G01D5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Applying external forces to increase force available for operation of indicating or recording part</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="G01D5/12" definition-exists="false" ipc-concordant="G01D5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using electric or magnetic means </text><reference><text><class-ref scheme="cpc">G01D5/06</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="G01D5/125" definition-exists="false" ipc-concordant="G01D5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/125</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>characterised by a first part whose movement represents the measuring value, and by a second part which is moved by an external force in order to follow the movement of the first part</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="G01D5/14" definition-exists="false" ipc-concordant="G01D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>influencing the magnitude of a current or voltage</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D5/142" definition-exists="false" ipc-concordant="G01D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/142</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using Hall-effect devices </text><reference><text>measuring magnetic variables using Hall-effect or other galvanomagnetic devices <class-ref scheme="cpc">G01R33/06</class-ref></text></reference></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="G01D5/145" definition-exists="false" ipc-concordant="G01D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>influenced by the relative movement between the Hall device and magnetic fields </text><reference><text><u>see</u> <class-ref scheme="cpc">G01R33/06</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="11" additional-only="false" sort-key="G01D5/147" definition-exists="false" ipc-concordant="G01D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/147</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>influenced by the movement of a third element, the position of Hall device and the source of magnetic field being fixed in respect to each other</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="G01D5/16" definition-exists="false" ipc-concordant="G01D5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by varying resistance</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/165" definition-exists="false" ipc-concordant="G01D5/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/165</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by relative movement of a point of contact </text><CPC-specific-text><text>or actuation</text></CPC-specific-text><text> and a resistive track</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/1655" definition-exists="false" ipc-concordant="G01D5/165" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/1655</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>more than one point of contact or actuation on one or more tracks</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="10" additional-only="false" sort-key="G01D5/18" definition-exists="false" ipc-concordant="G01D5/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by varying effective impedance of discharge tubes or semiconductor devices</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">G01D5/18</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">G01D5/183</class-ref> and <class-ref scheme="cpc">G01D5/185</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/18</class-ref>, <class-ref scheme="cpc">G01D5/183</class-ref> and <class-ref scheme="cpc">G01D5/185</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="11" additional-only="false" sort-key="G01D5/183" definition-exists="false" ipc-concordant="G01D5/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/183</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Sensing rotation or linear movement using strain, force or pressure sensors</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G01D5/183</class-ref> and <class-ref scheme="cpc">G01D5/185</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G01D5/18</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/18</class-ref>, <class-ref scheme="cpc">G01D5/183</class-ref> and <class-ref scheme="cpc">G01D5/185</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="12" additional-only="false" sort-key="G01D5/185" definition-exists="false" ipc-concordant="G01D5/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/185</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>using piezoelectric sensors</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="10" additional-only="false" sort-key="G01D5/20" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by varying inductance, e.g. by a movable armature</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/2006" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by influencing the self-induction of one or more coils </text><reference><text><class-ref scheme="cpc">G01D5/22</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="12" additional-only="false" sort-key="G01D5/2013" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2013</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a movable ferromagnetic element, e.g. a core </text><reference><text><class-ref scheme="cpc">G01D5/2033</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="12" additional-only="false" sort-key="G01D5/202" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by movable a non-ferromagnetic conductive element </text><reference><text><class-ref scheme="cpc">G01D5/2033</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="13" additional-only="false" sort-key="G01D5/2026" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>constituting a short-circuiting element</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="12" additional-only="false" sort-key="G01D5/2033" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet</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="G01D5/204" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by influencing the mutual induction between two or more coils </text><reference><text><class-ref scheme="cpc">G01D5/22</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="12" additional-only="false" sort-key="G01D5/2046" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a movable ferromagnetic element, e.g. a core</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/2053" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2053</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a movable non-ferromagnetic conductive element</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/206" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>constituting a short-circuiting element</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="12" additional-only="false" sort-key="G01D5/2066" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by movement of a single coil with respect to a single other coil</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/2073" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2073</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by movement of a single coil with respect to two or more coils</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/208" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using polyphase currents</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="12" additional-only="false" sort-key="G01D5/2086" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by movement of two or more coils with respect to two or more other coils</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/2093" definition-exists="false" ipc-concordant="G01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2093</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using polyphase currents</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="11" additional-only="false" sort-key="G01D5/22" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>differentially influencing two coils</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/2208" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2208</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by influencing the self-induction of the coils</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/2216" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01D5/2216</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>by a movable ferromagnetic element, e.g. a core</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/2225" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a movable non-ferromagnetic conductive element</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/2233" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2233</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>constituting a short-circuiting element</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="13" additional-only="false" sort-key="G01D5/2241" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2241</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet</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="12" additional-only="false" sort-key="G01D5/225" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by influencing the mutual induction between the two coils</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/2258" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2258</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a movable ferromagnetic element, e.g. core</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/2266" definition-exists="true" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/2266</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>specially adapted circuits therefor</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="13" additional-only="false" sort-key="G01D5/2275" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2275</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by a movable non-ferromagnetic conductive element</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/2283" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2283</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>constituting a short-circuiting element</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="12" additional-only="false" sort-key="G01D5/2291" definition-exists="false" ipc-concordant="G01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2291</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Linear or rotary variable differential transformers (LVDTs/RVDTs) having a single primary coil and two secondary coils</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="10" additional-only="false" sort-key="G01D5/24" definition-exists="false" ipc-concordant="G01D5/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by varying capacitance</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">G01D5/24</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">G01D5/2403</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/24</class-ref> and <class-ref scheme="cpc">G01D5/2403</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="11" additional-only="false" sort-key="G01D5/2403" definition-exists="false" ipc-concordant="G01D5/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/2403</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>by moving plates, not forming part of the capacitor itself, e.g. shields</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01D5/2403</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G01D5/24</class-ref>, <class-ref scheme="cpc">G01D5/241</class-ref>, <class-ref scheme="cpc">G01D5/2412</class-ref> and <class-ref scheme="cpc">G01D5/2415</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/24</class-ref>, <class-ref scheme="cpc">G01D5/241</class-ref>, <class-ref scheme="cpc">G01D5/2412</class-ref>, <class-ref scheme="cpc">G01D5/2415</class-ref> and <class-ref scheme="cpc">G01D5/2403</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="11" additional-only="false" sort-key="G01D5/2405" definition-exists="false" ipc-concordant="G01D5/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2405</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by varying dielectric</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="G01D5/241" definition-exists="false" ipc-concordant="G01D5/241" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/241</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by relative movement of capacitor electrodes</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Groups <class-ref scheme="cpc">G01D5/241</class-ref>, <class-ref scheme="cpc">G01D5/2412</class-ref> and <class-ref scheme="cpc">G01D5/2415</class-ref> are impacted by reclassification into group <class-ref scheme="cpc">G01D5/2403</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/241</class-ref>, <class-ref scheme="cpc">G01D5/2412</class-ref>, <class-ref scheme="cpc">G01D5/2415</class-ref> and <class-ref scheme="cpc">G01D5/2403</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="12" additional-only="false" sort-key="G01D5/2412" definition-exists="false" ipc-concordant="G01D5/241" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2412</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by varying overlap</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/2415" definition-exists="false" ipc-concordant="G01D5/241" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2415</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>adapted for encoders</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="12" additional-only="false" sort-key="G01D5/2417" definition-exists="false" ipc-concordant="G01D5/241" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2417</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by varying separation</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="10" additional-only="false" sort-key="G01D5/242" definition-exists="false" ipc-concordant="G01D5/242" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01D5/242</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by carrying output of an electrodynamic device, e.g. a tachodynamo</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="G01D5/243" definition-exists="false" ipc-concordant="G01D5/243" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/243</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>influencing the phase or frequency of ac</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="G01D5/244" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/244</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>influencing characteristics of pulses or pulse trains</text></title-part><title-part><text>generating pulses or pulse trains</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D5/24404" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24404</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Interpolation using high frequency signals</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="G01D5/24409" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24409</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Interpolation using memories</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="G01D5/24414" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24414</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Encoders having selectable interpolation factors</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="G01D5/24419" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24419</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Interpolation not coverd by groups <class-ref scheme="cpc">G01D5/24404</class-ref>, <class-ref scheme="cpc">G01D5/24409</class-ref> or <class-ref scheme="cpc">G01D5/24414</class-ref></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="G01D5/24423" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24423</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Mounting means or means for restraining during shipping </text><reference><text><class-ref scheme="cpc">G01D5/24442</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="10" additional-only="false" sort-key="G01D5/24428" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24428</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Error prevention</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="G01D5/24433" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24433</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by mechanical means</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/24438" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24438</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Special design of the sensing element or scale</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/24442" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24442</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by mounting means</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="G01D5/24447" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24447</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by energy backup</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="G01D5/24457" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24457</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Failure detection</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="G01D5/24461" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24461</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by redundancy or plausibility</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="G01D5/24466" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24466</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Comparison of the error value to a threshold</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="G01D5/24471" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24471</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Error correction</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="G01D5/24476" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>G01D5/24476</classification-symbol><class-title date-revised="2016-05-01"><title-part><CPC-specific-text><text>Signal processing </text><reference><text><class-ref scheme="cpc">G01D5/2448</class-ref> - <class-ref scheme="cpc">G01D5/24495</class-ref> take 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="G01D5/2448" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2448</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Correction of gain, threshold, offset or phase control</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="G01D5/24485" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using other sensors</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="G01D5/2449" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2449</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using hard-stored calibration data</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="G01D5/24495" definition-exists="false" ipc-concordant="G01D5/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/24495</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using previous values</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="G01D5/245" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using a variable number of pulses in a train</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/2451" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2451</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Incremental encoders </text><reference><text><class-ref scheme="cpc">G01D5/2454</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="12" additional-only="false" sort-key="G01D5/2452" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2452</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>incorporating two or more tracks having an (n, n+1, ...) relationship</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="G01D5/2454" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2454</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Encoders incorporating incremental and absolute signals</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/2455" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2455</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with incremental and absolute tracks on the same encoder</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/2457" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2457</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Incremental encoders having reference marks</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="12" additional-only="false" sort-key="G01D5/2458" definition-exists="false" ipc-concordant="G01D5/245" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2458</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with incremental and absolute tracks on separate encoders</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="10" additional-only="false" sort-key="G01D5/246" definition-exists="false" ipc-concordant="G01D5/246" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/246</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by varying the duration of individual pulses</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="G01D5/247" definition-exists="false" ipc-concordant="G01D5/247" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using time shifts of pulses</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="G01D5/248" definition-exists="false" ipc-concordant="G01D5/248" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/248</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by varying pulse repetition frequency</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="G01D5/249" definition-exists="false" ipc-concordant="G01D5/249" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/249</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using pulse code</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/2492" definition-exists="false" ipc-concordant="G01D5/249" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2492</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pulse stream</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/2495" definition-exists="false" ipc-concordant="G01D5/249" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2495</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pseudo-random code</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="G01D5/2497" definition-exists="false" ipc-concordant="G01D5/249" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2497</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Absolute encoders </text><reference><text><class-ref scheme="cpc">G01D5/2454</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="G01D5/25" definition-exists="false" ipc-concordant="G01D5/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/25</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Selecting one or more conductors or channels from a plurality of conductors or channels, e.g. by closing contacts</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D5/251" definition-exists="false" ipc-concordant="G01D5/251" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/251</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>one conductor or channel</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/2515" definition-exists="false" ipc-concordant="G01D5/251" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2515</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with magnetically controlled switches, e.g. by movement of a magnet</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="G01D5/252" definition-exists="false" ipc-concordant="G01D5/252" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/252</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>a combination of conductors or channels</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/2525" definition-exists="false" ipc-concordant="G01D5/252" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/2525</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with magnetically controlled switches, e.g. by movement of a magnet</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="G01D5/26" definition-exists="false" ipc-concordant="G01D5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by optical transfer means, i.e. using infra-red, visible, or ultra-violet light</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D5/262" definition-exists="false" ipc-concordant="G01D5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/262</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with optical projection of a pointer or a scale</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="G01D5/264" definition-exists="false" ipc-concordant="G01D5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/264</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Mechanical constructional elements therefor </text><reference><text><class-ref scheme="cpc">G01D5/28</class-ref>, <class-ref scheme="cpc">G01D5/32</class-ref>, <class-ref scheme="cpc">G01D5/39</class-ref> and <class-ref scheme="cpc">G01D5/40</class-ref> take precedence</text></reference><text>; Mechanical adjustment thereof</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="G01D5/266" definition-exists="false" ipc-concordant="G01D5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/266</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by interferometric means </text><reference><text><class-ref scheme="cpc">G01D5/353</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="G01D5/268" definition-exists="false" ipc-concordant="G01D5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/268</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using optical fibres </text><reference><text><class-ref scheme="cpc">G01D5/28</class-ref> - <class-ref scheme="cpc">G01D5/38</class-ref> take 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="G01D5/28" definition-exists="false" ipc-concordant="G01D5/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01D5/28</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with deflection of beams of light, e.g. for direct optical indication </text><reference><text><class-ref scheme="cpc">G01D5/40</class-ref> takes precedence; </text><CPC-specific-text><text>mechanical adjustment <class-ref scheme="cpc">G01D5/264</class-ref></text></CPC-specific-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="G01D5/285" definition-exists="false" ipc-concordant="G01D5/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a movable mirror</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="G01D5/30" definition-exists="false" ipc-concordant="G01D5/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the beams of light being detected by photocells</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/305" definition-exists="false" ipc-concordant="G01D5/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>controlling the movement of a following part</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="9" additional-only="false" sort-key="G01D5/32" definition-exists="false" ipc-concordant="G01D5/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01D5/32</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with attenuation or whole or partial obturation of beams of light </text><reference><text><class-ref scheme="cpc">G01D5/40</class-ref> takes precedence </text><CPC-specific-text><text>; mechanical adjustment <class-ref scheme="cpc">G01D5/264</class-ref></text></CPC-specific-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="G01D5/34" definition-exists="false" ipc-concordant="G01D5/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the beams of light being detected by photocells</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D5/341" definition-exists="false" ipc-concordant="G01D5/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/341</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>controlling the movement of a following part</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="G01D5/342" definition-exists="false" ipc-concordant="G01D5/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/342</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the sensed object being the obturating part</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="G01D5/344" definition-exists="false" ipc-concordant="G01D5/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/344</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using polarisation </text><reference><text><class-ref scheme="cpc">G01D5/35303</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="12" additional-only="false" sort-key="G01D5/345" definition-exists="false" ipc-concordant="G01D5/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Polarising encoders</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="G01D5/347" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/347</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using displacement encoding scales</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/34707" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34707</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scales; Discs, e.g. fixation, fabrication, compensation</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/34715" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34715</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scale reading or illumination devices</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/34723" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34723</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving light-guides</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="12" additional-only="false" sort-key="G01D5/3473" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/3473</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Circular or rotary encoders</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/34738" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34738</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Axles; Driving or coupling means</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="12" additional-only="false" sort-key="G01D5/34746" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34746</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Linear encoders</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/34753" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34753</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Carriages; Driving or coupling means</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/34761" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34761</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Protection devices, e.g. caps; Blowing devices</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/34769" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34769</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sealing means</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="12" additional-only="false" sort-key="G01D5/34776" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34776</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Absolute encoders with analogue or digital scales</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/34784" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/34784</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with only analogue scales or both analogue and incremental scales</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/34792" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/34792</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with only digital scales or both digital and incremental scales</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">G01D5/34792</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">G01D5/34794</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/34792</class-ref> and <class-ref scheme="cpc">G01D5/34794</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="14" additional-only="false" sort-key="G01D5/34794" definition-exists="false" ipc-concordant="G01D5/347" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/34794</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Optical encoders using the Vernier principle, i.e. incorporating two or more tracks having a (n, n+1, ...) relationship</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01D5/34794</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G01D5/34792</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D5/34792</class-ref> and <class-ref scheme="cpc">G01D5/34794</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="11" additional-only="false" sort-key="G01D5/353" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/353</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>influencing the transmission properties of an optical fibre</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/35303" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35303</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a reference fibre, e.g. interferometric devices</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/35306" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>G01D5/35306</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using an interferometer arrangement</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35309" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35309</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using multiple waves interferometer</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35312" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35312</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a Fabry Perot</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35316" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35316</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a Bragg gratings</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35319" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35319</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using other multiple wave interferometer</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="13" additional-only="false" sort-key="G01D5/35322" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35322</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using interferometer with one loop with several directions of circulation of the light, e.g. Sagnac interferometer</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35325" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using interferometer with two arms in reflection, e.g. Mickelson interferometer</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35329" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35329</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using interferometer with two arms in transmission, e.g. Mach-Zender interferometer</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35332" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35332</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using other interferometers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35335" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35335</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aspects of emitters or receivers used by an interferometer in an optical fibre sensor arrangement </text><reference><text>using multiple sensor devices using multiplexing techniques <class-ref scheme="cpc">G01D5/35383</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/35338" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35338</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using other arrangements than interferometer arrangements</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35341" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35341</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sensor working in transmission</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35345" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using Amplitude variations to detect the measured quantity</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35348" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35348</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using stimulated emission to detect the measured quantity</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35351" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35351</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using other means to detect the measured quantity</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="13" additional-only="false" sort-key="G01D5/35354" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35354</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sensor working in reflection</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G01D5/35358" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/35358</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>using backscattering to detect the measured quantity</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="15" additional-only="false" sort-key="G01D5/35361" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/35361</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>using elastic backscattering to detect the measured quantity, e.g. using Rayleigh backscattering</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="15" additional-only="false" sort-key="G01D5/35364" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/35364</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>using inelastic backscattering to detect the measured quantity, e.g. using Brillouin or Raman backscattering</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="14" additional-only="false" sort-key="G01D5/35367" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35367</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using reflected light other than backscattered to detect the measured quantity</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="12" additional-only="false" sort-key="G01D5/3537" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>G01D5/3537</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Optical fibre sensor using a particular arrangement of the optical fibre itself</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35374" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35374</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Particular layout of the fiber</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35377" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35377</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Means for amplifying or modifying the measured quantity</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/3538" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/3538</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a particular type of fiber, e.g. fibre with several cores, PANDA fiber, fiber with an elliptic core or the like</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="12" additional-only="false" sort-key="G01D5/35383" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35383</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using multiple sensor devices using multiplexing techniques</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35387" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35387</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using wavelength division multiplexing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/3539" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/3539</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using time division multiplexing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35393" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35393</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using frequency division multiplexing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01D5/35396" definition-exists="false" ipc-concordant="G01D5/353" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/35396</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using other forms of multiplexing</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="11" additional-only="false" sort-key="G01D5/36" definition-exists="false" ipc-concordant="G01D5/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Forming the light into pulses</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/363" definition-exists="false" ipc-concordant="G01D5/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/363</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Direction discrimination</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/366" definition-exists="false" ipc-concordant="G01D5/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/366</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Particular pulse shapes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01D5/38" definition-exists="false" ipc-concordant="G01D5/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by diffraction gratings</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="9" additional-only="false" sort-key="G01D5/39" definition-exists="false" ipc-concordant="G01D5/39" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/39</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Scanning a visible indication of the measured value and reproducing this indication at the remote place, e.g. on the screen of a cathode ray tube </text><CPC-specific-text><reference><text>mechanical adjustment <class-ref scheme="cpc">G01D5/264</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="G01D5/40" definition-exists="false" ipc-concordant="G01D5/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>specially adapted for use with infra-red light </text><CPC-specific-text><reference><text>mechanical adjustment <class-ref scheme="cpc">G01D5/264</class-ref></text></reference></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="G01D5/42" definition-exists="false" ipc-concordant="G01D5/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using fluid means</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D5/425" definition-exists="false" ipc-concordant="G01D5/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D5/425</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>characterised by a first part whose movement represents the measuring value, and by a second part which is moved by an external force in order to follow the movement of the first part</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="G01D5/44" definition-exists="false" ipc-concordant="G01D5/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using jets of fluid</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D5/46" definition-exists="false" ipc-concordant="G01D5/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by deflecting or throttling the flow</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="G01D5/48" definition-exists="false" ipc-concordant="G01D5/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using wave or particle radiation means </text><reference><text><class-ref scheme="cpc">G01D5/26</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="G01D5/485" definition-exists="false" ipc-concordant="G01D5/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/485</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using magnetostrictive devices</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="G01D5/50" definition-exists="false" ipc-concordant="G01D5/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>derived from a radioactive source</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D5/52" definition-exists="false" ipc-concordant="G01D5/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>detected by a counter tube</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="G01D5/54" definition-exists="false" ipc-concordant="G01D5/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using means specified in two or more of groups <class-ref scheme="cpc">G01D5/02</class-ref>, <class-ref scheme="cpc">G01D5/12</class-ref>, <class-ref scheme="cpc">G01D5/26</class-ref>, <class-ref scheme="cpc">G01D5/42</class-ref>, and <class-ref scheme="cpc">G01D5/48</class-ref></text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>For a combination of two or more of the means specified, the first applicable one of the subgroups below takes precedence over any others of these groups.</note-paragraph><note-paragraph>Classification is made in this group only if no other group can be selected as being predominantly applicable.</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="G01D5/56" definition-exists="false" ipc-concordant="G01D5/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using electric or magnetic 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="G01D5/58" definition-exists="false" ipc-concordant="G01D5/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using optical means, i.e. using infra-red, visible or ultra-violet 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="G01D5/60" definition-exists="false" ipc-concordant="G01D5/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using fluid 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="G01D5/62" definition-exists="false" ipc-concordant="G01D5/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D5/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using wave or particle radiation means not covered by group <class-ref scheme="cpc">G01D5/58</class-ref></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="G01D7/00" definition-exists="true" ipc-concordant="G01D7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indicating measured values</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01D7/002" definition-exists="false" ipc-concordant="G01D7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>giving both analog and numerical indication</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="G01D7/005" definition-exists="false" ipc-concordant="G01D7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Indication of measured value by colour change</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="G01D7/007" definition-exists="false" ipc-concordant="G01D7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Indication of measured value by tactile means</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="G01D7/02" definition-exists="false" ipc-concordant="G01D7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Indicating value of two or more variables simultaneously</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D7/04" definition-exists="false" ipc-concordant="G01D7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using a separate indicating element for each variable</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D7/06" definition-exists="false" ipc-concordant="G01D7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Luminous indications projected on a common screen</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="G01D7/08" definition-exists="false" ipc-concordant="G01D7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using a common indicating element for two or more variables</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D7/10" definition-exists="false" ipc-concordant="G01D7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving indication in co-ordinate form</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="G01D7/12" definition-exists="false" ipc-concordant="G01D7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Audible indication of meter readings, e.g. for the blind</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="G01D9/00" definition-exists="true" ipc-concordant="G01D9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Recording measured values</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01D9/005" definition-exists="false" ipc-concordant="G01D9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D9/005</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Solid-state data loggers</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">G01D9/005</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">G01D9/007</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D9/005</class-ref> and <class-ref scheme="cpc">G01D9/007</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="G01D9/007" definition-exists="false" ipc-concordant="G01D9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D9/007</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Data loggers attached to transport containers for perishable products, e.g. food or medicines</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01D9/007</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G01D9/005</class-ref>.<br/>Groups <class-ref scheme="cpc">G01D9/005</class-ref> and <class-ref scheme="cpc">G01D9/007</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="8" additional-only="false" sort-key="G01D9/02" definition-exists="false" ipc-concordant="G01D9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Producing one or more recordings of the values of a single variable</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D9/04" definition-exists="false" ipc-concordant="G01D9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for multiple or alternative recording</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D9/06" definition-exists="false" ipc-concordant="G01D9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Multiple recording, e.g. duplicating</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D9/08" definition-exists="false" ipc-concordant="G01D9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>giving both graphical and numerical recording</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="G01D9/10" definition-exists="false" ipc-concordant="G01D9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the recording element, e.g. stylus, being controlled in accordance with the variable, and the recording medium, e.g. paper roll, being controlled in accordance with time</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D9/12" definition-exists="false" ipc-concordant="G01D9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>recording occurring continuously</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D9/14" definition-exists="false" ipc-concordant="G01D9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for altering speed of recording medium in accordance with the magnitude of the variable to be recorded</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="G01D9/16" definition-exists="false" ipc-concordant="G01D9/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>recording occurring at separated intervals, e.g. by chopper bar</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D9/18" definition-exists="false" ipc-concordant="G01D9/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>recording element actuated only upon change in value of variable</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="G01D9/20" definition-exists="false" ipc-concordant="G01D9/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the recording element, e.g. stylus, being controlled in accordance with time and the recording medium, e.g. paper roll, being controlled in accordance with the variable</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D9/22" definition-exists="false" ipc-concordant="G01D9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>recording occurring continuously</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="G01D9/24" definition-exists="false" ipc-concordant="G01D9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>recording occurring at separated intervals, e.g. by chopper bar</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="G01D9/26" definition-exists="false" ipc-concordant="G01D9/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>either the recording element, e.g. stylus, or the recording medium, e.g. paper roll, being controlled in accordance with both time and the variable</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="G01D9/28" definition-exists="false" ipc-concordant="G01D9/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Producing one or more recordings, each recording being of the values of two or more different variables </text><reference><text><class-ref scheme="cpc">G01D9/38</class-ref>, <class-ref scheme="cpc">G01D9/40</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="G01D9/285" definition-exists="false" ipc-concordant="G01D9/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/285</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>producing additional marks (e.g. reference lines time marks)</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="G01D9/30" definition-exists="false" ipc-concordant="G01D9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>there being a separate recording element for each variable, e.g. multiple-pen recorder</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="G01D9/32" definition-exists="false" ipc-concordant="G01D9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>there being a common recording element for two or more variables</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D9/34" definition-exists="false" ipc-concordant="G01D9/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the variables being recorded in a predetermined sequence</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01D9/36" definition-exists="false" ipc-concordant="G01D9/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in separate columns</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="G01D9/38" definition-exists="false" ipc-concordant="G01D9/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Producing one or more recordings, each recording being produced by controlling the recording element, e.g. stylus, in accordance with one variable and controlling the recording medium, e.g. paper roll, in accordance with another variable</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="G01D9/40" definition-exists="false" ipc-concordant="G01D9/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Producing one or more recordings, each recording being produced by controlling either the recording element, e.g. stylus or the recording medium, e.g. paper roll, in accordance with two or more variables</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="G01D9/42" definition-exists="false" ipc-concordant="G01D9/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D9/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Recording indications of measuring instruments by photographic means, e.g. of counters</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="G01D11/00" definition-exists="true" ipc-concordant="G01D11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Component parts of measuring arrangements not specially adapted for a specific variable </text><reference><text><class-ref scheme="cpc">G01D13/00</class-ref>, <class-ref scheme="cpc">G01D15/00</class-ref> take precedence</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="G01D11/02" definition-exists="false" ipc-concordant="G01D11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D11/02</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Bearings or suspensions for moving parts</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D11/04" definition-exists="false" ipc-concordant="G01D11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D11/04</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Knive-edge bearings</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="G01D11/06" definition-exists="false" ipc-concordant="G01D11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Strip or thread suspensions, e.g. in tension</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="G01D11/08" definition-exists="false" ipc-concordant="G01D11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Elements for balancing moving parts</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="G01D11/10" definition-exists="false" ipc-concordant="G01D11/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Elements for damping the movement of parts</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D11/12" definition-exists="false" ipc-concordant="G01D11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using fluid damping</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="G01D11/14" definition-exists="false" ipc-concordant="G01D11/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using magnetic induction damping</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="G01D11/16" definition-exists="false" ipc-concordant="G01D11/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Elements for restraining, or preventing the movement of, parts, e.g. for zeroising </text><reference><text>caging of moving parts when not in use <class-ref scheme="cpc">G01D11/20</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="G01D11/18" definition-exists="false" ipc-concordant="G01D11/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Springs </text><reference><text><class-ref scheme="cpc">G01D11/06</class-ref> takes precedence</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="G01D11/20" definition-exists="false" ipc-concordant="G01D11/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Caging devices for moving parts when not in use</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D11/22" definition-exists="false" ipc-concordant="G01D11/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>automatically actuated</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="G01D11/24" definition-exists="false" ipc-concordant="G01D11/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01D11/24</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Housings </text><CPC-specific-text><text>; Casings for instruments</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="G01D11/245" definition-exists="true" ipc-concordant="G01D11/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D11/245</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Housings for sensors</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="G01D11/26" definition-exists="false" ipc-concordant="G01D11/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Windows</text></title-part><title-part><text>Cover glasses</text></title-part><title-part><text>Sealings therefor</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="G01D11/28" definition-exists="false" ipc-concordant="G01D11/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Structurally-combined illuminating devices</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="G01D11/30" definition-exists="false" ipc-concordant="G01D11/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D11/30</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Supports specially adapted for an instrument</text></title-part><title-part><text>Supports specially adapted for a set of instruments</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D11/305" definition-exists="false" ipc-concordant="G01D11/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D11/305</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Panel mounting of instruments</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="G01D13/00" definition-exists="true" ipc-concordant="G01D13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Component parts of indicators for measuring arrangements not specially adapted for a specific variable</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01D13/02" definition-exists="false" ipc-concordant="G01D13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Scales</text></title-part><title-part><text>Dials</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D13/04" definition-exists="false" ipc-concordant="G01D13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Construction</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D13/06" definition-exists="false" ipc-concordant="G01D13/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Moving bands </text><reference><text><class-ref scheme="cpc">G01D13/10</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="G01D13/08" definition-exists="false" ipc-concordant="G01D13/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rotating drums </text><reference><text><class-ref scheme="cpc">G01D13/10</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="G01D13/10" definition-exists="false" ipc-concordant="G01D13/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with adjustable scales</text></title-part><title-part><text>with auxiliary scales, e.g. vernier</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="G01D13/12" definition-exists="false" ipc-concordant="G01D13/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Graduation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D13/14" definition-exists="false" ipc-concordant="G01D13/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for rotations of more than 360 degrees</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="G01D13/16" definition-exists="false" ipc-concordant="G01D13/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with staggered markings</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="G01D13/18" definition-exists="false" ipc-concordant="G01D13/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with raised or recessed markings</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="G01D13/20" definition-exists="false" ipc-concordant="G01D13/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with luminescent markings</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="G01D13/22" definition-exists="false" ipc-concordant="G01D13/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pointers, e.g. settable pointer</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D13/24" definition-exists="false" ipc-concordant="G01D13/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for indicating a maximum or minimum</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="G01D13/26" definition-exists="false" ipc-concordant="G01D13/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>adapted to perform a further operation, e.g. making electrical contact</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01D13/265" definition-exists="false" ipc-concordant="G01D13/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/265</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pointers which conduct light</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="G01D13/28" definition-exists="false" ipc-concordant="G01D13/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D13/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with luminescent markings</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="G01D15/00" definition-exists="true" ipc-concordant="G01D15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Component parts of recorders for measuring arrangements not specially adapted for a specific variable</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01D15/005" definition-exists="false" ipc-concordant="G01D15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Effaceable recording</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="G01D15/02" definition-exists="false" ipc-concordant="G01D15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Styli or other recording elements acting to mechanically deform or perforate the recording surface </text><reference><text>printing recording elements <class-ref scheme="cpc">G01D15/20</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="G01D15/04" definition-exists="false" ipc-concordant="G01D15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>acting to punch holes in the recording surface</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="G01D15/06" definition-exists="false" ipc-concordant="G01D15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Electric recording elements, e.g. electrolytic</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D15/08" definition-exists="false" ipc-concordant="G01D15/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for spark erosion</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="G01D15/10" definition-exists="false" ipc-concordant="G01D15/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01D15/10</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Heated recording elements acting on heatsensitive layers</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="G01D15/12" definition-exists="false" ipc-concordant="G01D15/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Magnetic recording elements</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="G01D15/14" definition-exists="false" ipc-concordant="G01D15/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Optical recording elements</text></title-part><title-part><text>Recording elements using X-or nuclear radiation</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="G01D15/16" definition-exists="false" ipc-concordant="G01D15/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D15/16</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>Recording elements transferring recording material, e.g. ink, to the recording surface </text><reference><text>printing recording elements <class-ref scheme="cpc">G01D15/20</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="G01D15/18" definition-exists="false" ipc-concordant="G01D15/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Nozzles emitting recording material</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="G01D15/20" definition-exists="false" ipc-concordant="G01D15/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Recording elements for printing with ink or for printing by deformation or perforation of the recording surface, e.g. embossing</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="G01D15/22" definition-exists="false" ipc-concordant="G01D15/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chopper bars for bringing recording element into contact with recording surface</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="G01D15/24" definition-exists="false" ipc-concordant="G01D15/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drives for recording elements and surfaces not covered by <class-ref scheme="cpc">G01D5/00</class-ref></text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D15/26" definition-exists="false" ipc-concordant="G01D15/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-08-01" status="published"><classification-symbol>G01D15/26</classification-symbol><class-title date-revised="2020-08-01"><title-part><text>operating by clockwork</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="G01D15/28" definition-exists="false" ipc-concordant="G01D15/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Holding means for recording surfaces</text></title-part><title-part><text>Guiding means for recording surfaces</text></title-part><title-part><text>Exchanging means for recording surfaces</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D15/30" definition-exists="false" ipc-concordant="G01D15/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for foldable strip charts</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="G01D15/32" definition-exists="false" ipc-concordant="G01D15/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for circular charts</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="G01D15/34" definition-exists="true" ipc-concordant="G01D15/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D15/34</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Recording surfaces</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01D15/342" definition-exists="false" ipc-concordant="G01D15/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/342</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of circular shape</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="G01D15/345" definition-exists="false" ipc-concordant="G01D15/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of cylindrical shape</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="G01D15/347" definition-exists="false" ipc-concordant="G01D15/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D15/347</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Strip or Tape</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="G01D18/00" definition-exists="true" ipc-concordant="G01D18/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D18/00</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Testing or calibrating apparatus or arrangements provided for in groups <class-ref scheme="cpc">G01D1/00</class-ref> - <class-ref scheme="cpc">G01D15/00</class-ref></text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01D18/001" definition-exists="false" ipc-concordant="G01D18/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D18/001</classification-symbol><class-title date-revised="2021-05-01"><title-part><CPC-specific-text><text>Calibrating encoders</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="G01D18/002" definition-exists="false" ipc-concordant="G01D18/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D18/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Automatic recalibration </text><reference><text><class-ref scheme="cpc">G01D18/008</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="G01D18/004" definition-exists="false" ipc-concordant="G01D18/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D18/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Continuous recalibration</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="G01D18/006" definition-exists="false" ipc-concordant="G01D18/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D18/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Intermittent recalibration</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="G01D18/008" definition-exists="false" ipc-concordant="G01D18/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01D18/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with calibration coefficients stored in memory</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="G01D204/28" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2204/28</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Processes or tasks scheduled according to the power required, the power available or the power price</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="G01D204/35" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2204/35</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Monitoring the performance of renewable electricity generating systems, e.g. of solar panels</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="G01D205/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2205/10</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Detecting linear movement</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G01D205/14" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2205/14</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>by converting the linear movement into a rotary movement</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="G01D205/22" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2205/22</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>by converting the rotary movement into a linear movement</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="G01D207/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2207/10</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Displays which are primarily used in aircraft or display aircraft-specific information</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="G01D207/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2207/30</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Displays providing further information, in addition to measured values, e.g. status</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="G01D213/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2213/00</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Indexing scheme relating to constructional details of indicators</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G01D213/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2213/10</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Drivers for gauges</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="G01D213/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2213/20</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Gauges having a single pointer and two or more scales</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="G01D218/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2218/00</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Indexing scheme relating to details of testing or calibration</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G01D218/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-05-01" status="published"><classification-symbol>G01D2218/10</classification-symbol><class-title date-revised="2021-05-01"><title-part><text>Testing of sensors or measuring arrangements</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |