In-line lockable electrical switch

Details In-line lockable electrical switch In-line lockable electrical switch

2007-02-02

2008-12-16

Friedhofer, Michael A (Department: 2832)

Electricity: circuit makers and breakers

Switch activation inhibitor

Actuator locking device

C200S334000

Reexamination Certificate

active

07465891

ABSTRACT:
An electric switch which can be locked using any possible lock to either prevent or ensure the flow of electric power to an electrical apparatus. The switch has a toggle-handle that a bar from a lock can be fitted into and immobilize the toggle-contactor, preventing the toggle from being moved. Thus the switch is prevented from being turned on or turned off. The switch is intended to be placed into a power cord and can be sold with a device or added later.

REFERENCES:
patent: 3312799 (1967-04-01), Reiter
patent: 4166202 (1979-08-01), Reiter
patent: 4389550 (1983-06-01), Reiter
patent: 4654487 (1987-03-01), Sawada
patent: 5577600 (1996-11-01), Schoene
patent: 6805208 (2004-10-01), Kusmierski

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