Center plate-blade interconnection on a centrifugal blower...

Details Center plate-blade interconnection on a centrifugal blower... Center plate-blade interconnection on a centrifugal blower...

F - Mech Eng,Light,Heat,Weapons

04

D

230/17

F04D 29/28 (2006.01) B23P 15/00 (2006.01)

Patent

CA 1212362

CENTER PLATE-BLADE INTERCONNECTION ON A CENTRIFUGAL BLOWER WHEEL ABSTRACT A center plate-blade attachment configuration for a centrifugal blower wheel which gives improved high speed rupture strength and improved resistance to the center plate slipping circumferentially re- lative to blades. The inner edge of each blade is provided with a T-shaped notch and the edges of the two discs forming the center plate are forced axially into the slots forming the ends of the head of each T, a distance such that the edges of the disc and the base of the slot are plastically deformed.

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