Illumination – Light source and modifier – With ventilating – cooling or heat insulating means
Patent
1984-10-24
1986-03-25
Wolfe, W. R.
Illumination
Light source and modifier
With ventilating, cooling or heat insulating means
362226, 362310, 362373, 362439, F21V 2502
Patent
active
045787425
ABSTRACT:
A lampholder for insertion into and removal from an electrically powered lighting unit which includes a socket for receiving the lamp, means for communicating electrical power from the unit to the lamp, means for releasably engaging the unit, and a cap structured to prevent cracking superposing the socket and having an upper surface and a lower surface proximate the socket. A plurality of windows through the cap of a sufficient size to vent heat emitted from the lamp, together with the heat resistant material from which the cap is formed, prevent the upper surface from exceeding a predetermined temperature. An insulation layer is preferably disposed between the lower surface and the socket.
REFERENCES:
patent: 4195331 (1980-03-01), Jones
patent: 4394715 (1983-07-01), Dahlberg
patent: 4437142 (1984-03-01), Donato et al.
Gehly Joel C.
Klein Roy S.
Sestak Joseph T.
American Sterilizer Company
Ethridge Christine R.
Wolfe W. R.
Yeager Robert D.
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