Pressure gauge flushing system

Details Pressure gauge flushing system Pressure gauge flushing system

1976-02-13

1976-11-09

Woodiel, Donald O.

Measuring and testing

Speed, velocity, or acceleration

With means for retaining reading

G01L 704

Patent

active

039903117

ABSTRACT:
A pressure gauge having two coaxial helical bourdon tubes interconnected at the pointer ends and coupled to the pointer, with an inlet line for each tube permitting fluid flow through both tubes. A valving arrangement for operation as a pressure gauge by blocking one inlet line retaining the fluid under pressure in the tubes, and for flushing the tubes by opening both inlet lines and moving a fluid through the tubes.

REFERENCES:
patent: 519921 (1894-05-01), McElroy
patent: 1322463 (1919-11-01), Nelson
patent: 3530719 (1970-09-01), Altfillisch

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