Pressure transducer with switch

Details Pressure transducer with switch Pressure transducer with switch

1987-11-03

1988-10-18

Tolin, G. P.

Electricity: circuit makers and breakers

Fluid pressure

Diaphragm

200 51R, 73115, 73745, 338 42, H01H 3534

Patent

active

047789565

ABSTRACT:
A switching device with a normally open electrical condition which engages contacts in response to a rise in fluid pressure for the purpose of activating an associated electric powered device such as a fuel pump in an automobile when pressures are much greater than zero.

REFERENCES:
patent: 3321594 (1967-05-01), Reise
patent: 3504324 (1970-03-01), Creager
patent: 4255630 (1981-03-01), Hire
patent: 4449112 (1984-05-01), Gould
patent: 4449113 (1984-05-01), Gould
patent: 4452202 (1984-06-01), Meyer
patent: 4512199 (1985-04-01), Woodward
patent: 4524255 (1985-06-01), Haag
patent: 4581941 (1986-04-01), Obermann

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