Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – With housing or support means
Patent
1979-01-02
1980-09-16
Broome, Harold
Electricity: magnetically operated switches, magnets, and electr
Electromagnetically actuated switches
With housing or support means
335132, 361160, H01H 902, H01H 1304
Patent
active
042232899
ABSTRACT:
An electromagnetic contact comprising stationary and movable contacts with electromagnetic means for moving the moving contact to the closed position with the stationary contact, said means comprising a U-shaped magnetic core, an armature, and coil means for the core, the coil means comprising a pickup winding, a holding winding, and a bridge rectifier, container means comprising three portions of a uniform non-metallic insulating molded shell, one portion of which is around one leg of the U-shaped core, the other portion which is around the other leg thereof, and the third portion being adjacent to said two portions, and the pickup and holding windings being in the one and other portions of said shell respectively and the rectifier being in said third portion.
REFERENCES:
patent: 3643194 (1972-02-01), Atherton
patent: 3659237 (1972-04-01), Wilsdon et al.
patent: 3673525 (1972-06-01), Collins et al.
Broome Harold
Johns L. P.
Westinghouse Electric Corp.
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