Rotor housing of rotary fluid pump

Details Rotor housing of rotary fluid pump Rotor housing of rotary fluid pump

F - Mech Eng,Light,Heat,Weapons

04

C

103/94

F04C 2/30 (2006.01) F01C 21/10 (2006.01)

Patent

CA 1135119

N-3-21158M/KK/79 ABSTRACT OF THE DISCLOSURE A rotary fluid pump having a rotor with carbon vanes disposed in a rotor chamber. A cylindrical aluminum sleeve is force fitted into a mating arrangement with the inner peripheral surface of the rotor housing. The aluminum sleeve reduces the friction between the housing and the vanes. The sleeve may be of the same axial length or shorter than the rotor housing. If it is equal end seal plates are employed to provide the necessary expansion gap or end washers are employed at the housing to increase the effective axial length.

325770

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