Device for a ventilation system
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United States of America Patent
Stats
-
Dec 14, 2004
Grant Date -
Feb 12, 2004
app pub date -
Jan 23, 2003
filing date -
Jul 28, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Device for extraction of greases in aerosol form from an air flow in a ventilation system, which device includes a number of intermediate plates which define both an increased surface of deposition for the greases, and an extended flow path in the ventilation system, which flow path exhibits an alternating direction of flow and an alternating cross sectional area. According to the invention, each intermediate plate exhibits a turbulence inducing wing, along a free edge thereof which forms the highest situated point or line in each intermediate plate in the device, which wing is directly followed in the flow path by an increased cross-sectional area for the air flow.
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