Mercury manometer

Details Mercury manometer Mercury manometer

1986-12-16

1988-11-08

Woodiel, Donald O.

Measuring and testing

Fluid pressure gauge

U-tube liquid column

G01L 718, G01L 900

Patent

active

047827041

ABSTRACT:
This invention relates to mercury manometers for a purge bubbler liquid level control system or the like. More particularly, this invention relates to mercury manometers comprising a mercury column with electrical contacts imbedded in the walls of the column for sensing specific liquid levels.

REFERENCES:
patent: 785438 (1905-03-01), Sargent
patent: 3303703 (1967-02-01), Wilson
patent: 3376732 (1968-04-01), Koester

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