Illumination – Light source and modifier – Including reflector
Patent
1977-09-01
1979-05-29
Lechert, Jr., Stephen J.
Illumination
Light source and modifier
Including reflector
362306, 362341, 362350, 362457, F21V 700
Patent
active
041569016
ABSTRACT:
An improved projection unit which comprises a glass reflector, incandescent lamp (e.g. tungsten halogen), and means for maintaining the lamp in established alignment within the reflector. The alignment means includes a retention member which clamps the sealed end portion of the lamp and is designed for rotative positioning within the reflector's neck portion. The retention member and lamp are removable and permit facile replacement thereof.
REFERENCES:
patent: 3789212 (1974-01-01), Wagner
Haraden Thomas
Hough Harold L.
Fraley Lawrence R.
GTE Sylvania Incorporated
Lechert Jr. Stephen J.
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