F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 29/42 (2006.01)
Patent
CA 2144969
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 means (16, 23) is arranged at the intersection between the inlet part and the mouthpiece of the inlet bell.
Abb Flakt Aktiebolag
Flakt Woods Ab
Gowling Lafleur Henderson Llp
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