TREA

Indicating or recording apparatus with provision for the special purposes referred to in the subgroups

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Industry

  • CPC
  • G01D3/00
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Parent Industries

GPHYSICS G01Measuring instruments G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS TARIFF METERING APPARATUS MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR

Current Industry

G01D3/00Indicating or recording apparatus with provision for the special purposes referred to in the subgroups

Sub Industries

G01D3/02with provision for altering or correcting the law of variation G01D3/021using purely analogue techniques G01D3/022having an ideal characteristic, map or correction data stored in a digital memory G01D3/024for range change Arrangements for substituting one sensing member by another G01D3/028mitigating undesired influences G01D3/032affecting incoming signal G01D3/036on measuring arrangements themselves G01D3/0365the undesired influence being measured using a separate sensor, which produces an influence related signal G01D3/06with provision for operation by a null method G01D3/063Comparing the measuring value with a reference value which periodically or incidentally scans the measuring range G01D3/066Balancing a force which represents the measuring value, by means of a reference force G01D3/08with provision for safeguarding the apparatus G01D3/10with provision for switching-in of additional or auxiliary indicators or recorders
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