Illumination – Light source and modifier – Including reflector
Patent
1986-09-30
1988-03-22
Jones, Larry
Illumination
Light source and modifier
Including reflector
362347, 362297, 362296, F21V 700
Patent
active
047333383
ABSTRACT:
An illuminator, particularly for street lighting and industrial applications, comprising a light source including a gas discharge tube, a closed outer vessel for receiving the gas discharge tube, composed from a rear half part and a front half part for forwarding light of the light source, at least the front half part made of light transparent material, light reflecting means covering partly the inner surface of the rear half part of the outer vessel, mechanical fitting elements and electric connecting means, wherein the front half part and the rear half part both are symmetric to at most two symmetry planes and one of the symmetry planes includes the longitudinal axis of the gas discharge tube and constitutes the symmetry plane of the light emitted by the light source. The proposed illuminator require small place and is hardly subject to contamination originated from the environment.
REFERENCES:
patent: 2418131 (1947-04-01), Margolis
patent: 4420801 (1983-12-01), Reiling et al.
patent: 4437145 (1984-03-01), Roller et al.
patent: 4539628 (1985-09-01), Bartenbach
patent: 4544998 (1985-10-01), Shanko
Csapody Miklos
Feher Zoltan
Jermendy Karoly
Szeverenyl Andras
Jones Larry
Meller Michael N.
Tungsram Reszvenytarsasag
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