Key-switch device

Details Key-switch device Key-switch device

1978-02-02

1980-01-22

Stephan, Steven L.

Electricity: circuit makers and breakers

High-potential type

Rotating and pivoted

H01H 2706

Patent

active

041851790

ABSTRACT:
A key-switch device has mechanisms for locking an actuating member and devices for switching an electric circuit printed on a board. A specific key for releasing the lock of the actuating member is inserted into a key way in the actuating member, and the switching action of the circuit is effected by means of the key. A notch may be provided with the key for selectively effecting the switching action.

REFERENCES:
patent: 4051349 (1977-09-01), Englund

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