Apparatus to prevent an electrical plug being unplugged

Details Apparatus to prevent an electrical plug being unplugged Apparatus to prevent an electrical plug being unplugged

2007-03-20

2007-03-20

Nguyen, Truc (Department: 2833)

Electrical connectors

With coupling movement-actuating means or retaining means in...

Retaining means

C439S470000

Reexamination Certificate

active

11248077

ABSTRACT:
An apparatus for preventing unplugging of an electrical plug from an electrical receptacle includes a unitary member having each of a predetermined shape a predetermined size and a predetermined thickness. An aperture is disposed within the unitary member for removably attaching it to a predetermined portion of such electrical receptacle. A second aperture is disposed in a predetermined portion of the unitary member and has an edge for applying a predetermined pressure onto a portion of an electrical cord integrally connected to such electrical plug for preventing unplugging thereof when such electrical plug is plugged into such electrical receptacle.

REFERENCES:
patent: 2659059 (1953-11-01), Johnson
patent: 4083618 (1978-04-01), Busch, Jr.
patent: 4105274 (1978-08-01), Casey
patent: 5549482 (1996-08-01), Langlais et al.
patent: 5591043 (1997-01-01), Kenney
patent: 5639049 (1997-06-01), Jennings et al.
patent: D401559 (1998-11-01), Angell
patent: 6095846 (2000-08-01), Becerra
patent: 6491539 (2002-12-01), Johnston

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