Geometrical instruments
Patent
1975-02-03
1976-05-11
Lake, Roy
Geometrical instruments
H01R 1720
Patent
active
039558762
ABSTRACT:
Electric lamp socket has a housing with a support block carrying a middle contact resilient in the direction of the central longitudinal axis of the socket, at least one side contact in the form of a blade, the support block being equipped with upstanding projections distributed over its periphery and being of such height that the base of a lamp inserted into the socket rests on the projections to an extent to depress the middle contact over at least part of its travel and that the side contacts or contact bear against an inwardly facing surface of a respective projection.
REFERENCES:
patent: 955438 (1910-04-01), Russell
patent: 1679338 (1928-07-01), Rothenberg et al.
patent: 1727148 (1929-09-01), White
patent: 3084304 (1963-04-01), Sloan
Abrams Neil
Lake Roy
Vossloh-Werke GmbH
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