Light bulb retention assembly

Details Light bulb retention assembly Light bulb retention assembly

2005-03-15

2005-03-15

Ward, John Anthony (Department: 2875)

Illumination

Supported by vehicle structure

Specific lamp mounting or retaining

C362S229000, C362S429000, C362S519000, C362S523000

Reexamination Certificate

active

06866409

ABSTRACT:
A light bulb retention assembly for an automobile headlight includes an socket with an opening adapted to receive a light bulb, plural holes in the socket and around the opening that each have an end surface with an upper step and a lower step, plural pins that are each in a respective one of the holes, where each of the pins has a head with a first underside part that bears against the upper step and a second underside part that is separated from the lower step by a gap, and a lock ring having plural latching parts that each rotationally fit into a respective gap. The socket has a sealing edge and the plural latching parts mate with the sealing edge to hold a seal therebetween.

REFERENCES:
patent: 3621232 (1971-11-01), Hough et al.
patent: 4443832 (1984-04-01), Kanamori et al.
patent: 4822302 (1989-04-01), Dorleans
patent: 5516245 (1996-05-01), Cassidy
patent: 5895113 (1999-04-01), Ozaki et al.
patent: 6698913 (2004-03-01), Yamamoto

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