Marine drive water pump impeller

Details Marine drive water pump impeller Marine drive water pump impeller

F - Mech Eng,Light,Heat,Weapons

04

C

103/121

F04C 5/00 (2006.01)

Patent

CA 1269277

ABSTRACT A marine drive water pump impeller is provided for a marine rotary vane positive displacement water pump. A filament wound annular drive hub is cured with resin polymer. A rubber annular base having a plurality of flexible radial vanes, is molded in place around the drive hub. The resin polymer and the rubber are compatible and enable substantial bond strength therebetween. The hub is wound in the circumferential hoop direction, providing substantial hub strength. The invention over- comes frozen water pump problems in marine drives used in freezing environments.

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