comprising members rotating in a fluid-tight or substantially fluid-tight manner in a housing

Introduced: September 1968

Last revised: January 2006

Full Title

Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow > with measuring chambers which expand or contract during measurement > having rigid movable walls > comprising members rotating in a fluid-tight or substantially fluid-tight manner in a housing

Classification Context

Section:: PHYSICS
Class:: MEASURING; TESTING
Subclass:: MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME

3 direct subcodes

Child Classifications

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G01F 3/08 Rotary-piston or ring-piston meters
G01F 3/1 Geared or lobed impeller meters
G01F 3/12 Meters with nutating members, e.g. discs