Compact particle sensor
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United States of America Patent
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Jan 23, 2007
Issued Date -
N/A
app pub date -
Oct 5, 2004
filing date -
Dec 8, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A compact particle sensor for detecting suspended particles includes a housing, a light source, a light receiver and a plurality of optical elements. The housing provides a test chamber and includes at least one opening for admitting particles into the test chamber, while simultaneously substantially preventing outside light from entering the test chamber. The light source is positioned for supplying a light beam within the test chamber. The plurality of optical elements are positioned to direct the light beam from the light source to the receiver, which is positioned to receive the light beam supplied by the light source.
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