Circuit breaker

Details Circuit breaker Circuit breaker

1986-07-07

1988-02-09

Goldberg, E. A.

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Tripping means

335 10, 335 8, 337 45, 200 50A, H01H 900

Patent

active

047244119

ABSTRACT:
A circuit breaker has a metal frame (10) disposed on a base of a housing. A trip-bar (6) made of molded plastic of like material is rotatably held on the frame (10) by insertion of a trip-bar pin (15) into a center through-hole provided on the trip-bar, and pinchers (14,14) of the trip-bar (6) pinch the trip-bar pin by elasticity of the plastic material to hold the same in place with very little lateral play.

REFERENCES:
patent: 2689287 (1954-09-01), Schleicher
patent: 3125653 (1964-03-01), Cole et al.

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