Pressure gauge

Details Pressure gauge Pressure gauge

1976-03-04

1977-09-20

Woodiel, Donald O.

Signals and indicators

Alarms

Fluid flow

1161365, G01L 700, G01D 1300

Patent

active

040489485

ABSTRACT:
A pressure gauge employing mechanical leverage to amplify movement of a push rod, together with a preformed laminated spring which further amplifies the mechanical motion by means of differential movement of the outer laminates thereof so as to swing one end of the spring about a wide arc.

REFERENCES:
patent: 2079069 (1937-05-01), Johnson
patent: 2369650 (1945-02-01), Allen
patent: 3032732 (1962-05-01), Zuehlike et al.
patent: 3089109 (1963-05-01), Zuehlike et al.

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