F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 29/28 (2006.01)
Patent
CA 2059196
An improved centrifugal fan wheel adapted to receive a flow medium for radially accelerated discharge by plurality radially extending impeller blades. A plurality of flow medium passage channels are positioned radially inwardly of an outer extent of the fan wheel to improve the efficiency of the fan. The flow medium passage channels are defined by alternating cutouts disposed between adjacent blades about the outer extent of a fan wheel back plate.
Franklin Michael J.
Williamson Richard D.
Franklin Michael J.
Ridout & Maybee Llp
Twin City Fan & Blower Co.
Williamson Richard D.
LandOfFree
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