Electrical circuit breaker having a bimetal plate member of rect

Details Electrical circuit breaker having a bimetal plate member of rect Electrical circuit breaker having a bimetal plate member of rect

1980-10-06

1982-02-16

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

With bimetallic element

337358, 337 67, 337 70, H01H 3752, H01H 3774

Patent

active

043161685

ABSTRACT:
An improved electrical circuit breaker which is so arranged that, by the deflection of a bimetal plate of approximately rectangular configuration having, at its opposite ends, electrical contacts contacting corresponding portions of terminal plates under a predetermined contact pressure, the engagement of the central portion of the bimetal plate and an engaging member is released so as to cause the bimetal plate to move in the direction normal to the direction of application of the contact pressure by spring force of a spring member through a holder member for cutting off electrical connection between the terminal plates.

REFERENCES:
patent: 3416117 (1968-12-01), Brauckmann
patent: 4092623 (1978-05-01), Kirkup

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