Pressure gauge or pressure indicator having axially-operating in

Details Pressure gauge or pressure indicator having axially-operating in Pressure gauge or pressure indicator having axially-operating in

1977-11-02

1979-08-14

Swisher, S. Clement

Signals and indicators

Indicators

Fluid flow

73744, G01L 716

Patent

active

041641965

ABSTRACT:
A pressure gauge without Bourdon tubular spring and associated traditional mechanism, which members are replaced by a simplified system comprising a plurality of differently-colored plungers slidably telescoped in one another and projecting into a transparent head memberhaving such a geometrical shape as to transmit the image of said plungers to an observer, thus indicating the amount of pressure in a container to be checked.

REFERENCES:
patent: 2711711 (1955-06-01), Harman
patent: 2827122 (1958-03-01), Clark
patent: 2850900 (1958-09-01), Billington
patent: 3181496 (1965-05-01), Bilbrey
patent: 3501959 (1970-03-01), Womack

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