Electrical connectors – Contact comprising cutter – Insulation cutter
Patent
1996-06-19
1998-04-28
Swann, J. J.
Electrical connectors
Contact comprising cutter
Insulation cutter
200 5109, 200 5114, 403344, 439277, 439280, 439414, 439188, H01R 424
Patent
active
057437580
ABSTRACT:
A lamp socket in which the socket body is formed of two symmetrical halves connected together a dovetail joint; a rubber packing ring is mounted around the bottom lamp hole of the socket body to prohibit water from passing to the inside of the socket body after the installation of the lamp bulb; a movable metal contact plate is suspending inside the socket body and adapted for connecting the tip contact of the lamp bulb to the positive metal contact plate upon the insertion of the lamp bulb in the socket body; a spring is mounted inside the socket body to force the movable metal contact plate downwardly away from the positive metal contact plate after the removal of the lamp bulb.
REFERENCES:
patent: 536792 (1895-04-01), Sodern
patent: 745173 (1903-11-01), Fielding
patent: 2885522 (1959-11-01), Walker
patent: 2985729 (1961-05-01), Lambert
patent: 5474467 (1995-12-01), Chen
patent: 5492483 (1996-02-01), Cheng et al.
patent: 5526250 (1996-06-01), Ting et al.
patent: 5595493 (1997-01-01), Chen
Cheng Tzu-Ling
Cheng You-Jen
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