Electrical plug locking device

Details Electrical plug locking device Electrical plug locking device

1980-03-17

1982-01-05

Wolfe, Robert L.

Locks

Portable

Padlocks

70 57, E05B 6706

Patent

active

043087302

ABSTRACT:
A padlock is provided with a straight length of the shackle adapted to be received in the socket of the lock with a reduced diameter to fit within the holes in the live tines of a standard electrical plug so that the plug may not be inserted into an electrical outlet.

REFERENCES:
patent: 488648 (1892-12-01), Covington
patent: 3345600 (1967-10-01), Scherer
patent: 3416123 (1968-12-01), Husebo
patent: 3539968 (1970-11-01), Tunstall
patent: 3543544 (1970-12-01), Efston
patent: 3662320 (1972-05-01), Marx
patent: 3768189 (1973-10-01), Goodrich
Lock Kidproofs Power Tool-Popular Science, Aug., 1958, p. 185.
"TV Plug-Lok is Kid-Proof", Los Angeles Times, Part IV, p. 24, (Jul. 19, 1979).

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