Pressure transmitter

Details Pressure transmitter Pressure transmitter

1986-05-09

1987-07-28

Woodiel, Donald O.

Measuring and testing

Fluid pressure gauge

Null balance type

73706, 73711, 73716, 73744, G01L 716

Patent

active

046824995

ABSTRACT:
An improved pressure transmitter having a body with signal pressure responsive means and output pressure means having pressure responsive means, a supply of fluid pressure to said output pressure means, and adjusting means interposed between said signal pressure responsive means and said output pressure responsive means to adjust the force transmitted between said two pressure responsive means.

REFERENCES:
patent: 32514 (1861-06-01), Finnegan et al.
patent: 1400550 (1921-12-01), Hopwood
patent: 2013810 (1935-09-01), Shimek
patent: 2297679 (1942-10-01), Allen
patent: 3244007 (1966-04-01), Alberani
patent: 3375721 (1968-04-01), Joesting
patent: 4051729 (1977-10-01), Thordarsson
patent: 4166396 (1979-09-01), Baker
patent: 4193307 (1980-03-01), Baker et al.
Beard, "Control Valves", Process Control Series-No. 1, pp. 150-167.

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