Pressure-biased, temperature sensor

Details Pressure-biased, temperature sensor Pressure-biased, temperature sensor

1985-04-30

1986-12-16

Crosland, Donnie L.

Communications: electrical

Selective

Having indication or alarm

340611, 340614, 340626, 340 59, 731181, 73708, 73714, 73729, 374203, 374145, 374146, 200 83C, 200 83D, B60Q 100

Patent

active

046300287

ABSTRACT:
A pressure-biased, temperature sensor for monitoring a fluid system for either an over-temperature or under-pressure condition. The sensor includes a bellows operator immersed in the fluid of a coolant system. The bellows operator expands in response to changes above a predetermined temperature or below a predetermined pressure to complete a signal circuit and energize a signal means.

REFERENCES:
patent: 1815642 (1931-07-01), Zubaty
patent: 1933453 (1933-10-01), Schlaich
patent: 2943167 (1960-06-01), Hughes et al.
patent: 3161740 (1964-12-01), Schniers et al.
patent: 3338099 (1967-08-01), Remick, Jr.
patent: 3439356 (1969-04-01), Kinzer
patent: 3597977 (1971-08-01), Zier
patent: 4051728 (1977-10-01), Metz
patent: 4237354 (1980-12-01), Rockenfeller et al.

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