Electrical receptacle having a safety mechanism

Details Electrical receptacle having a safety mechanism Electrical receptacle having a safety mechanism

2006-07-25

2006-07-25

Friedhofer, Michael (Department: 2832)

Brush, broom, and mop making

Broom-making machines

Nailing and stapling

C200S050020

Reexamination Certificate

active

07080889

ABSTRACT:
The present invention relates to an electrical receptacle having a safety mechanism. The electrical receptacle includes a latch installed internally, where the latch is operated through a switch member positioned externally. The latch can be switched to a locking position or an unlocking position by the switch member. In the locking position, the plug is constrained to be unplugged or the plug is restricted to be inserted. In the unlocking position, the plug is free to be inserted or unplugged.

REFERENCES:
patent: 3699285 (1972-10-01), Leatherman
patent: 4927373 (1990-05-01), Dickie
patent: 5061199 (1991-10-01), McClead
patent: 5186639 (1993-02-01), Comerci et al.
patent: 5299099 (1994-03-01), Archambault
patent: 5306157 (1994-04-01), Francisco
patent: 5347095 (1994-09-01), Zeder
patent: 5374199 (1994-12-01), Chung
patent: 5434558 (1995-07-01), Zeder
patent: 6229107 (2001-05-01), Flint et al.
patent: 6750410 (2004-06-01), Lee

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