Elevator limit switch

Details Elevator limit switch Elevator limit switch

1991-11-05

1994-01-04

Recla, Henry J.

Electricity: circuit makers and breakers

Solid contact

Rotating actuator

200 47, 200280, H01H 1920

Patent

active

052762998

ABSTRACT:
An elevator limit switch is constructed of molded plastic box and lid and is readily adaptable for left side or right side use on an elevator or an elevator hoistway. The box and lid hold a one piece plastic hub which carries a mounting system for holding readily reversible electrical contacts.

REFERENCES:
patent: 1359435 (1920-11-01), Schafer
patent: 1944471 (1934-01-01), Seeger
patent: 1945734 (1934-02-01), Cullmer
patent: 2366474 (1945-01-01), Bentley
patent: 2808901 (1957-10-01), Chadwick
patent: 2809260 (1957-10-01), Beckett
patent: 3309544 (1967-03-01), Lowson
patent: 3590177 (1971-06-01), Ustin
patent: 3657503 (1972-04-01), Smith
patent: 3748419 (1973-07-01), Torrey et al.
patent: 4511769 (1985-04-01), Sahakian et al.
patent: 4831221 (1989-05-01), Yu et al.

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