Pressure-biased, temperature sensor

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

1985-04-30

1987-03-24

Swann, III, Glen R.

Communications: electrical

Selective

Having indication or alarm

200 83D, 200 815, B60Q 100

Patent

active

046528547

ABSTRACT:
A pressure-biased, temperature sensor for monitoring a fluid system for either an over-temperature or under-pressure condition. These conditions are sensed by one of two expandable bellows operators which cooperates with the other bellows operator and a lever and fulcrum arrangement to close a switch, completing a signal circuit and energizing a signal means.

REFERENCES:
patent: 1815642 (1931-07-01), Zubaty
patent: 1933453 (1933-10-01), Schlaich
patent: 2427426 (1947-09-01), Swenson et al.
patent: 2825781 (1958-03-01), Mitchell
patent: 2834953 (1958-05-01), Bechberger et al.
patent: 2859761 (1958-11-01), Bottoms
patent: 3338099 (1967-08-01), Remick, Jr. et al.
patent: 3439356 (1969-04-01), Kinzer
patent: 3766834 (1973-10-01), Kraemer
patent: 4051728 (1977-10-01), Metz

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