Illumination – Elongated source light unit or support – Plural sources or supports therefor
Patent
1997-01-10
1998-09-08
Lazarus, Ira S.
Illumination
Elongated source light unit or support
Plural sources or supports therefor
362276, 362370, 362260, 362221, 362394, F21S 300
Patent
active
058035893
ABSTRACT:
A ceiling lighting fixture, including a rectangular bottom-open casing having a plurality of parallel partition frames and an electric connector connected to external power supply, a plurality of lamp tubes respectively mounted in the casing and separated by the partition frames and electrically connected to the electric connector, and a cylindrical sensor-controlled switch adapted for detecting the presence of persons and switching on/off the electric connector subject to its detection result, one of the partition frames having a rounded switch mounting hole and a plurality of bendable locating strips respectively projecting into the switch mounting hole at different angles, the cylindrical sensor-controlled switch being mounted in the rounded switch mounting hole and connected to the electric connector, having a plurality of recessed holes spaced around the periphery and forced into engagement with the locating strips.
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Casey, Esq. Donald C.
Lam Nhat-Hang H.
Lazarus Ira S.
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