Pressure detector and strain member therefor

Details Pressure detector and strain member therefor Pressure detector and strain member therefor

1985-09-30

1987-03-31

Woodiel, Donald O.

Measuring and testing

Fluid pressure gauge

Diaphragm

73720, 7386265, 338 4, 338 42, G01L 904

Patent

active

046533290

ABSTRACT:
A circular diaphragm with an annular thin portion has a smooth front surface, and coaxial but spaced inner and outer cylinders are secured to a rear surface of the diaphragm across said annular thin portion. Opposite edges of a rectangular strain member which is operatively connected to the disphragm through the inner cylinder are secured to a free end of the outer cylinder.

REFERENCES:
patent: 3413845 (1968-12-01), Pugnaire
patent: 3757573 (1973-09-01), Pechuk et al.
patent: 3969934 (1976-07-01), Raskin
patent: 4408496 (1983-10-01), Dahle et al.

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