Pierceable common contact plate in the combined sockets of...

Details Pierceable common contact plate in the combined sockets of... Pierceable common contact plate in the combined sockets of...

2005-12-13

2005-12-13

Vu, Hien (Department: 2833)

Electrical connectors

Contact comprising cutter

Insulation cutter

C439S419000

Reexamination Certificate

active

06974347

ABSTRACT:
A pierceable common contact plate in the combined sockets of Christmas light includes a pair of sockets combined on their opened bottoms by an opened transverse portion, a pair of semi-cylindrical grooves in the center of the opened transverse portion, a plurality of retaining recesses symmetrically formed on two sides of the grooves and a pair of retaining slits respectively formed in the inner side of the front and back walls of the opened transverse portion for respectively disposing a pair of inverse U-shaped common contact plates each of which has a tip on outer edge of their transverse portions, a pair of electric wires disposed in the pair of grooves and pierced by the tips, a lid covered the opened transverse portion including a pair of corresponding semi-cylindrical grooves and a plurality of hooked retainers on inner side respectively engaged with the grooves and the retaining recesses of the combined sockets and a pair of lamps engaged within the upper rim of the sockets respectively each having a bulb and a pair of lead-in wires respectively engaged with the barbed vertical portions of the inverse U-shaped common contact plates.

REFERENCES:
patent: 4777573 (1988-10-01), Liao
patent: 5366386 (1994-11-01), Liao
patent: 5672000 (1997-09-01), Lin
patent: 6257736 (2001-07-01), Fehrenbach
patent: 6328593 (2001-12-01), Chang et al.
patent: 6537102 (2003-03-01), Lin

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