Actuator for a switch having independently rotatable halfshafts

Details Actuator for a switch having independently rotatable halfshafts Actuator for a switch having independently rotatable halfshafts

1995-03-20

1997-06-24

Luebke, Renee S.

Electricity: circuit makers and breakers

Contact moved by sudden release of stored energy,

200457, H01H 346

Patent

active

056410590

ABSTRACT:
An actuator for use in operating switches such as air break switches of the type used on overhead power systems. The actuator is based on an over-center mechanism. Movement of an operating arm indirectly drives a drive arm via the over-center mechanism with the energy of a resilient member being used to regulate the opening of a switch connected to the drive.

REFERENCES:
patent: 2404957 (1946-07-01), Graybill
patent: 2489426 (1949-11-01), Linde
patent: 3522401 (1970-08-01), Stene
patent: 4888458 (1989-12-01), Suzuyama et al.
patent: 4902864 (1990-02-01), Markowski et al.

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