A system and method for locking parts to a rotatable shaft

Details A system and method for locking parts to a rotatable shaft A system and method for locking parts to a rotatable shaft

F - Mech Eng,Light,Heat,Weapons

04

B

F04B 53/00 (2006.01) F04B 47/00 (2006.01) F04D 29/20 (2006.01)

Patent

CA 2325157

An improved system for mounting components to a rotatable shaft. The improved system may include a pump having impellers keyed to a rotatable shaft. Diffusers cooperate with the impellers to conduct pumped fluid upward from the impeller. The improved system for mounting includes a plurality of stop rings and an expansion assembly. A stop ring is secured to the shaft at each end of-the rotatable component. An expansion assembly is disposed between a first stop ring and the rotatable component. The expansion assembly is axially expanded to force the rotatable component against a second stop ring.

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