Compact electric safety switch

Details Compact electric safety switch Compact electric safety switch

1987-11-16

1988-10-18

Envall, Jr., Roy N.

Electricity: circuit makers and breakers

Multiple circuit control

Operating means

200 15, 200330, H01H 2154

Patent

active

047789611

ABSTRACT:
A compact electric safety switch including a rotatably mounted double contact blade assembly. Heavy duty compression springs are positioned under the blade assembly for rapid make and break connection between opposing line and load contact stabs. A pair of contact springs directs the contact blade during transit between the line and load contact stabs and serves to increase the contact pressure between the contact blade and the contact stabs when the contact blade is inserted therein.

REFERENCES:
patent: 4233482 (1980-11-01), DiMarco et al.
patent: 4352964 (1982-10-01), English
patent: 4675481 (1987-06-01), Markowski et al.
patent: 4675782 (1987-06-01), Hibbert et al.

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