Smoke detectors
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United States of America Patent
Stats
-
Sep 19, 2006
Issued Date -
N/A
app pub date -
Mar 11, 2002
filing date -
Mar 14, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A smoke detector unit (20) comprising a housing containing a smoke detector (24) and at least two component mounting boards, such as printed circuit boards, in a stacked arrangement, the housing having at least one air gap (34), wherein one of the boards (36) is inverted with respect to the other and the detector is positioned on the lower board whereby, in use, the detector extends upwardly between the boards. The housing may be in the form of a ceiling rose.
First Claim
Family
International Classification(s)
Cited Art Landscape
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