IPC Subgroup
G01F 11/04 of the free-piston type
Introduced: September 1968
Last revised: January 2006
Full Title
Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it > with measuring chambers which expand or contract during measurement > of the free-piston type
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
1 direct subcode
Child Classifications
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- G01F 11/06 with provision for varying the stroke of the piston