Inlet bell for centrifugal fans
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United States of America Patent
Stats
-
Sep 3, 1996
Grant Date -
N/A
app pub date -
Mar 29, 1995
filing date -
Oct 1, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Inlet bell for centrifugal fans having an impeller (15, 24) with a cover plate (14, 23), the inlet bell opening into the cover plate with an intervening gap (I) for recirculation air, wherein the inlet bell (11, 20) is provided with a conical inlet part (12, 21), tapering towards the impeller (15, 24), and a mouthpiece (13, 22) connected to the inlet part, and in that a circular flow guide (16, 23) is arranged at the intersection between the inlet part and the mouthpiece of the inlet bell.
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