Wet-wet differential pressure transducer

Details Wet-wet differential pressure transducer Wet-wet differential pressure transducer

1978-05-25

1979-11-27

Woodiel, Donald O.

Measuring and testing

Fluid pressure gauge

Diaphragm

336 30, G01L 910

Patent

active

041754433

ABSTRACT:
A three bellows transducer having two absolute bellows of equivalent configuration that isolate the motion detecting coils from the pressure media and respond only to change in line pressure to provide a zero shift and a large differential bellows that responds to a pressure differential to provide an electrical output which is a function of such pressure differential.

REFERENCES:
patent: 2079069 (1937-05-01), Johnson
patent: 2087494 (1937-07-01), Annin
patent: 2477233 (1949-07-01), Bristol
patent: 2866339 (1958-12-01), Rhodes et al.
patent: 3461726 (1969-08-01), Ziegler

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