Plug lock

Details Plug lock Plug lock

1976-03-10

1978-03-21

Lake, Roy

Geometrical instruments

339 45R, 339 82, H01R 1354

Patent

active

040800296

ABSTRACT:
An electrical connector comprising a male plug is assembled in a housing which is permanently secured to a wall outlet, the male plug being movable forwardly in the housing into engagement with the terminals of the wall outlet, the housing having a key-operated lock arranged to lock the male plug in its forward position in the housing.

REFERENCES:
patent: 2259799 (1941-10-01), Corrigan
patent: 3345603 (1967-10-01), Cohen
patent: 3428936 (1969-02-01), Arnao
patent: 3433886 (1969-03-01), Myers
patent: 3601757 (1971-08-01), Gober
patent: 3926494 (1975-12-01), Maillaro

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