Cylindrical chamber for liquid meter with oscillating piston

Details Cylindrical chamber for liquid meter with oscillating piston Cylindrical chamber for liquid meter with oscillating piston

1994-06-01

1996-03-05

Chilcot, Richard

Measuring and testing

Volume or rate of flow

Expansible chamber

73252, 418 64, 418 77, G01F 308

Patent

active

054957567

ABSTRACT:
A cylindrical chamber (1) for an oscillating piston type of liquid counter comprises notably a biconcave fixed partition wall (9) and grooves on the lower and/or upper edges of the piston and, as the case may be, on the small cylinders of the chamber 1. The disclosure can be applied to the metering of liquid and, especially, to the metering of water.

REFERENCES:
patent: 2178492 (1939-10-01), Powley et al.
patent: 2338152 (1940-12-01), Whittaker
patent: 2735408 (1951-05-01), Rochford et al.
patent: 2789434 (1957-04-01), Domsch
patent: 3369399 (1968-02-01), Coffman et al.
patent: 4811600 (1989-03-01), Robitaille

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