Dual-use electric plug

Details Dual-use electric plug Dual-use electric plug

1995-09-15

1997-06-24

Paumen, Gary F.

Electrical connectors

With circuit conductors and safety grounding provision

Direct grounding of coupling part member passing into aperture

H01R 13652

Patent

active

056412924

ABSTRACT:
A dual-use electric plug including a base having vertical receiving chamber and a horizontal side hole, two blades fixedly and perpendicularly fastened to the front side of base for connection to the black wire and the white wire, a grounding prong supported on a spring inside the vertical receiving chamber and moved between the working position outside the vertical receiving chamber for connection to the grounding wire, and the non-working position inside the vertical receiving chamber, and a spring-supported press bar to hold the grounding prong in the working position, wherein the grounding prong can be moved back inside the vertical receiving chamber and retained in the non-working position by depressing the press bar and then releasing it.

REFERENCES:
patent: 4015888 (1977-04-01), Draper et al.
patent: 4078848 (1978-03-01), Blairsdale
patent: 4954091 (1990-09-01), Marble et al.

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