D.C. Power reversing switch

Details D.C. Power reversing switch D.C. Power reversing switch

1981-12-09

1983-08-02

Grimley, A. T.

Electricity: circuit makers and breakers

Multiple circuit control

Sequential operations

29622, H01H 902

Patent

active

043968112

ABSTRACT:
Improvement in a D.C. power reversing switch having a base having an insulator plate fast thereon and four spaced apart metal contact plates fast on the top side of the insulator plate, a manually moveable switch plate consisting of a second insulator plate and a pair of spaced apart metal jumper plates fast on the underside of the second insulator plate, a centrally disposed shaft upstanding from the base for rotatably holding the switch plate thereon, the switch having four separate contact areas thereon, the improvement comprising a clamp support fastened to the base, upstanding therefrom, extending over the switch plate and disposed above the four contact areas, and clamps operative between the support arrangement and the switch plate for pressing down thereupon at the centers of the four contact areas for forcing the jumper plates into face to face contact with the four contact plates.

REFERENCES:
patent: 1361937 (1920-12-01), Wagner et al.
patent: 3265846 (1966-08-01), Brechtel et al.

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