Plenum/vacuum chamber with duct connection for installation in cabinet of fixture to control air supply or return
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United States of America Patent
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-
Apr 23, 1985
Grant Date -
N/A
app pub date -
Jan 5, 1983
filing date -
Jan 5, 1983
priority date (Note) -
Expired
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Abstract
A plenum/vacuum chamber for providing air circulation in a room. The chamber is attached to a housing affixed over an opening in the wall of the room and extends into the room. The housing has a grille passing therethrough which has an air-tight compartment around it.
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Cited Art Landscape
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