Measuring and testing – Fluid pressure gauge – Null balance type
Patent
1983-09-27
1985-03-05
Woodiel, Donald O.
Measuring and testing
Fluid pressure gauge
Null balance type
73711, 73716, G01L 708
Patent
active
045023336
ABSTRACT:
In a three force balanced mechanism of the type comprising a floating pivot, an input force transmitting member, a feedback force transmitting member, one end of these members being connected to the floating pivot and a flexible span setting member with one end secured to the floating pivot, the span setting member being inclined with respect to the input force transmitting member, the floating pivot has a cylindrical surface intersecting the two force transmitting members and one end of the span setting member is wound about or unwound from the cylindrical surface. In one embodiment the cylindrical floating pivot is formed a notch having side surfaces orthogonal to each other and the two force transmitting members are secured to respective side surfaces.
REFERENCES:
patent: 2686893 (1954-08-01), Markson
patent: 3274833 (1966-09-01), Ollivier et al.
patent: 3401561 (1968-09-01), Cook
patent: 3564923 (1971-02-01), Nudd, Jr. et al.
Doki Yoshikuni
Fujiwara Masatoshi
Shiga Tatsuhide
Tanaka Mikio
Tsuruoka Yoshihiro
Woodiel Donald O.
Yomatako-Honeywell Co. Ltd.
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