Electrical connectors – Convertible by internal change to selectively cooperate with... – Coupling part
Patent
1994-12-12
1996-11-26
Abrams, Neil
Electrical connectors
Convertible by internal change to selectively cooperate with...
Coupling part
439342, 439518, 439956, H01R 2900
Patent
active
055779239
ABSTRACT:
A 125 V/250 V safety electric socket device, including a socket body having a set of L pole contact metal plates and a set of N pole contact metal plates respectively connected to 125 V and 250 V power sources, a non-fuse circuit breaker contact metal rod, L-shaped rails defining a crossed sliding way; a cover panel covered on the socket body, having a rectangular center opening, two guide slots respectively extended from the center opening leftward and downwards, and a circuit breaker slot, which receives the non-fuse circuit breaker contact metal rod; a slide moved in the crossed sliding way and marked with a 125 V directional arrow and a 250 V directional arrow, and having two sets of bottom contacts for connection to 125 V and 250 V power sources respectively; a first plug panel and a second plug panel respectively detachably connected to the slide at right angles; wherein when the slide is moved in the direction of the 250 V directional arrow, one set of bottom contacts of the slide are respectively electrically connected to 250 V contact metal plates, permitting 250 V power source to be electrically connected to the socket body, and at the same time said first plug panel is moved into the operative position aligned with the center opening on the cover panel for receiving a 250 V electric plug; when the slide is moved in the direction of the 125 V directional arrow to carry the second plug panel into the operative position aimed at the center opening on the cover panel for receiving a 125 V electric plug, respective bottom contacts of the slide are electrically connected to 125 V contact metal plates, permitting 125 V power source to be electrically connected to the socket body.
REFERENCES:
patent: 3120985 (1964-02-01), Hubbell
patent: 4518212 (1985-05-01), Rumble
patent: 4911649 (1990-03-01), Helmich, Jr.
patent: 5007848 (1991-04-01), Lee
Abrams Neil
Byrd Eugene G.
Klein David I.
Rosenberg Morton J.
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