Circuit breaker

Details Circuit breaker Circuit breaker

1976-12-30

1978-08-29

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Automatic circuit-interrupting devices

335189, 335191, H01H 7300, H01H 7700, H01H 300

Patent

active

041107179

ABSTRACT:
A high performance, manually and automatically operable, trip-free magnetic circuit breaker incorporates a collapsible linkage having selected elements of precision molded plastic cooperating in a dual latch system, the linkage being adapted to be accurately assembled and mounted in the breaker without requiring adjustment inside the breaker housing; incorporates a double break contact system to achieve longer life, more reliable operation and improved rupture capacity; and incorporates auxiliary switch means with improved actuator biasing to achieve more reliable breaker operation in auxiliary switch applications.

REFERENCES:
patent: 3103565 (1963-09-01), Walker et al.
patent: 3562469 (1971-02-01), Peck
patent: 3774129 (1973-11-01), Sugiyama
patent: 3815058 (1974-06-01), Stetsuk
patent: 3928826 (1975-12-01), Maier et al.

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