Communications: electrical – Condition responsive indicating system – Specified housing
Reexamination Certificate
2008-07-08
2008-07-08
Trieu, Van T. (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specified housing
C340S693110
Reexamination Certificate
active
07397386
ABSTRACT:
A ceiling mount light with a single spherical lens with a 360-degree range viewing field to focus infrared energy into a motion sensor is provided. The ceiling mount light has a sensitivity regulating switch to adjust the level of sensitivity up to about 30 feet in the 360-degree viewing field.
REFERENCES:
patent: 4717910 (1988-01-01), Scripps et al.
patent: 4823051 (1989-04-01), Young
patent: 5590953 (1997-01-01), Haslam et al.
patent: 6168282 (2001-01-01), Chien
patent: 6948831 (2005-09-01), Naqvi
patent: 2277645 (2001-01-01), None
Cornett Roger Dennis
Ricky Chik Kin Wing
Sibalich Gregory L.
Fitch Even Tabin & Flannery
Heathco LC
Trieu Van T.
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