发明名称 Illumination system and apparatus therefor
摘要 Disclosed is an illumination system incorporating light pipes distributing light to large numbers of building spacial units, the system employing artificial or natural light sources, light splitters, optical switches, and light fixtures or lamps. Alternate embodiments of light splitters and optical switches are also disclosed as well as a specific type light fixture employing reflector cones, lenses, and a pyramid shaped reflector.
申请公布号 US4152752(A) 申请公布日期 1979.05.01
申请号 US19770830570 申请日期 1977.09.06
申请人 NIEMI, GARY A 发明人 NIEMI, GARY A
分类号 F21S2/00;F21S11/00;F21S19/00;F21V8/00;F21V9/10;(IPC1-7):F21V7/04 主分类号 F21S2/00
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