Orifice meter with isolation valve on the carrier

Details Orifice meter with isolation valve on the carrier Orifice meter with isolation valve on the carrier

1982-03-29

1983-11-08

Goldstein, Herbert

Measuring and testing

Volume or rate of flow

Using differential pressure

138 44, G01F 142

Patent

active

044135327

ABSTRACT:
An orifice meter with a gate-like orifice disc carrier along the lower edge of which is a valve closure member. There is a restricted passageway across the top of the valve body and a seal ring carried around the valve closure member seals off the valve body when the carrier is moved upward from its normal working position across the flow passage. With the valve body sealed off, a hollow, hinged lid into which the carrier is moved, may be raised for servicing or replacing an orifice on the carrier.

REFERENCES:
patent: 1903068 (1933-03-01), Robinson
patent: 1957807 (1934-05-01), Robinson
patent: 4370893 (1983-02-01), Combes

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