Ventilation device for a space zone
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United States of America Patent
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-
Nov 25, 1997
Grant Date -
N/A
app pub date -
Jul 27, 1995
filing date -
Feb 2, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention relates to a ventilation device. Provision is made that the air propulsion plant (20) conveys at least a portion of the air in an air circulating mode by means of at least one variable volume chamber (6) in a pulsating manner at a very low frequency, with the chamber being connected to the room (2) by at least one air passage (21).
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Cited Art Landscape
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