Operating mechanism for high ampere-rated circuit breakers

Details Operating mechanism for high ampere-rated circuit breakers Operating mechanism for high ampere-rated circuit breakers

1994-02-25

1995-06-13

Donovan, Lincoln

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Tripping means

200400, H01M 900

Patent

active

054247012

ABSTRACT:
An operating mechanism is disclosed which is capable of meeting electrical code requirements in the world market. The operating springs controlling the OPEN and CLOSED states of the circuit breaker contacts are charged both before and after the contacts are in their CLOSED conditions. The mechanism is both latched and unlatched by operation of a rotating cradle operator.

REFERENCES:
patent: 2581181 (1952-01-01), Favre
patent: 4001742 (1977-01-01), Jencks et al.
patent: 4801907 (1989-01-01), Kelaita, Jr. et al.
patent: 4821008 (1989-04-01), Micoud et al.
patent: 4845324 (1989-07-01), Martin et al.

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