CENTRIFUGAL FAN FOR BLOWING OUT AIR (VERSIONS) Russian patent published in 2007 - IPC F04D17/00 F04D29/66

Abstract RU 2305209 C1

FIELD: mechanical engineering.

SUBSTANCE: proposed air blowout centrifugal fan contains bell mouth installed in flush-mounted part of centrifugal fan into which air is sucked, and casing formed by curved plate which enclosed outer periphery of centrifugal fan and is made in form of Archimeden curve to direct air getting out of centrifugal fan to discharge hole and which has angle of diverging of 5 - 6° at which plate widens outwards along spiral.

EFFECT: enlarged operating capabilities.

3 cl, 8 dwg

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RU 2 305 209 C1

Authors

Dzung Jang-Gie

Chung Moon-Kee

Dates

2007-08-27—Published

2006-02-22—Filed