Pressure gauge

Details Pressure gauge Pressure gauge

1979-07-13

1980-08-26

Woodiel, Donald O.

Measuring and testing

Fluid pressure gauge

Mcleod type

G01L 2104

Patent

active

042189276

ABSTRACT:
McLeod gauge has controllable fluid communication between the top of the closed end capillary and the top of the comparison capillary to enable easy degassing of the closed end capillary, thereby enabling optional use of low density non-volatile pressure measuring fluids in place of mercury.

REFERENCES:
patent: 2535492 (1950-12-01), Flosdorf
patent: 2584945 (1952-02-01), Todd
patent: 3122923 (1964-03-01), Gilmont
patent: 3145569 (1964-08-01), Gilmont
patent: 3417622 (1968-12-01), Gilmont
"New Tilting Gage Improves," Research/Development, Nov. 1962, pp. 50-52.

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