Illumination – Illuminated scale or dial – Edge illuminated modifier or light rod/pipe
Patent
1989-12-26
1991-07-23
Husar, Stephen F.
Illumination
Illuminated scale or dial
Edge illuminated modifier or light rod/pipe
362147, 362217, 362364, F21K 200, F21S 302
Patent
active
050348590
ABSTRACT:
A recessed fluorescent luminaire housing is described wherein the housing is formed from one piece with included coupling elements to permit quick assembly. The design provides flexibility for model changes without the need to redesign the main luminaire housing. The luminaire housing is made from a single piece sheet metal blank. The diffuser panel frame is made from two sheet metal blanks.
REFERENCES:
patent: 2829244 (1958-04-01), Feig et al.
patent: 3038771 (1962-06-01), Schwartz et al.
patent: 4368506 (1983-01-01), Rapp
patent: 4868727 (1989-09-01), Ponds et al.
patent: 4907138 (1990-03-01), Brueggemann et al.
Gawad Mahmoud A.
Graudins John
GTE Products Corporation
Husar Stephen F.
Meyer William E.
Neils Peggy
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