Circuit breaker operating handle torque compensation assembly

Details Circuit breaker operating handle torque compensation assembly Circuit breaker operating handle torque compensation assembly

1997-06-19

2000-08-08

Luebke, Renee

Electricity: circuit makers and breakers

Electric switch details

Actuators

H01H 304

Patent

active

061004812

ABSTRACT:
A circuit breaker operating handle charging torque compensating module includes an operating handle lever connecting between the operating handle and a support frame by means of an extension spring to maintain a uniform force exerted by the operating handle extension spring.

REFERENCES:
patent: 2454341 (1948-11-01), Repka
patent: 3084238 (1963-04-01), Baskerville
patent: 3095489 (1963-06-01), Baird
patent: 3729065 (1973-04-01), Baskerville et al.
patent: 3959615 (1976-05-01), Zaffrann, Jr. et al.
patent: 4167988 (1979-09-01), Acampora et al.
patent: 4475021 (1984-10-01), Yoshinori et al.
patent: 4672501 (1987-06-01), Bilac et al.
patent: 4902864 (1990-02-01), Markowski et al.
patent: 5247850 (1993-09-01), Lenzke

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