Electric circuit switchgear

Details Electric circuit switchgear Electric circuit switchgear

1979-02-26

1981-07-28

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

With motor

335121, 335139, H01H 326

Patent

active

042813042

ABSTRACT:
An electric circuit switchgear includes main contacts circumferentially arranged on a fixed panel and auxiliary contacts. The switchgear also includes a rotary electromechanical drive connected with a driving shaft and enabling the latter to be turned through a pre-set angle. The driving shaft is rotated together with an actuating element of an electromagnetic drive provided with a contactor and a disconnector both having at least one projection interacting with the main and auxiliary contacts through contact closing and disconnecting mechanisms having locks.

REFERENCES:
patent: 2668261 (1954-02-01), Hooker et al.
patent: 3233066 (1966-02-01), Stoddard et al.
patent: 3755765 (1973-08-01), Reaves, Jr.

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