Toggle spring for a circuit breaker

Details Toggle spring for a circuit breaker Toggle spring for a circuit breaker

1996-01-10

1997-12-02

Luebke, Renee S.

Electricity: circuit makers and breakers

Toggle mechanisms

246983, 267179, H01H 354

Patent

active

056925999

ABSTRACT:
A toggle spring for a circuit breaker operating mechanism which provides better performance and reliability is provided. The toggle spring includes a unique spring eye having a back hook portion extending around a spring shank so as to dramatically increase the force supportable by the spring eye. The toggle spring is provided having a body portion having a first end and a second end. A first spring eye extends from the first end of the body portion and a shank extends from the second end of the body portion. A second spring eye extends from the shank and includes the back hook portion which extends around the shank.

REFERENCES:
patent: 2013595 (1935-09-01), Barnard
patent: 2051670 (1936-08-01), Anton
patent: 4129762 (1978-12-01), Bruchet

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