Geometrical instruments
Patent
1977-01-17
1978-03-21
Bicks, Mark S.
Geometrical instruments
339 94L, H01R 3308
Patent
active
040800300
ABSTRACT:
A sealing ring in a lamp socket face, particularly a fluorescent lampholder. A resilient ring is pressed into an undercut groove molded into the socket face, with an interference fit, the front of the ring protruding from the socket to seal against the lamp end.
REFERENCES:
patent: 3111353 (1963-11-01), Nelson
patent: 3955871 (1976-05-01), Kruger
Bicks Mark S.
North American Philips Corporation
Treacy David R.
Trifari Frank R.
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