Reciprocating piston flow meter with a fluid bypass

Details Reciprocating piston flow meter with a fluid bypass Reciprocating piston flow meter with a fluid bypass

1983-03-10

1985-09-24

Rowland, James L.

Measuring and testing

Volume or rate of flow

Expansible chamber

G01F 314

Patent

active

045426511

ABSTRACT:
A slow flow meter having a free piston slideably mounted in a cylinder with a non-contact type detector measuring movement of the same. A bypass is provided between fluid inflow and outflow pipes connected to opposite ends of the cylinder. A forcible returning device is operatively associated with the bypass controller to return the free piston to its original position after measurement.

REFERENCES:
patent: 1799875 (1931-04-01), Thompson
patent: 3657925 (1972-04-01), Gross
patent: 4096747 (1978-06-01), Gilson
patent: 4362052 (1982-12-01), Heath et al.

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