Snap action thermal actuator

Details Snap action thermal actuator Snap action thermal actuator

1988-11-18

1990-11-13

Broome, H.

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

With bimetallic element

337354, 337370, H01H 3752

Patent

active

049704850

ABSTRACT:
A snap action thermal actuator utilizes a pair of mechanically coupled bimetallic members having different temperature characteristics to provide a fast and positive snap action thermal actuator even when a low temperature differential is required. The actuator is particularly useful for controlling the operation of electrical contacts in a thermal switch.

REFERENCES:
patent: 3014342 (1961-12-01), Evans
patent: 4350967 (1982-09-01), Doherty, Jr.

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