Trip unit tie bar having integral flexibly connected links

Details Trip unit tie bar having integral flexibly connected links Trip unit tie bar having integral flexibly connected links

1976-04-28

1978-01-03

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Automatic circuit-interrupting devices

337 50, H01H 7500, H01H 7700

Patent

active

040669890

ABSTRACT:
A multi-pole circuit breaker is provided with a molded common trip bar means including a bar having integrally formed bearings defining a pivot axis remote from the bar, integrally formed links individually connected to the overload sensing means of each pole, and an integrally formed projection for releasing a latch of a trip free contact operating means.

REFERENCES:
patent: 3233063 (1966-02-01), Platz
patent: 3422381 (1969-01-01), Toth

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