Side channel compressor

Details Side channel compressor Side channel compressor

1995-09-26

1997-08-19

Look, Edward K.

Rotary kinetic fluid motors or pumps

With means for re-entry of working fluid to blade set

Turbine regenerative pump

415 554, 4151731, F04D 0500

Patent

active

056581262

ABSTRACT:
A side channel compressor with an impeller with delivery blades that has a seal to prevent leakage between the impeller and the impeller housing. A hub supporting the impeller connects it to a drive shaft. A housing surrounds the impeller, which rotates therein. A sealing device is provided between impeller and housing. The impeller is provided with a bearing ring that overhangs the hub. The overhanging portion of the bearing ring contacts a sealing ring held against a contact surface of the housing by a retaining ring. The retaining ring can be fastened to the housing by screws. The bearing ring can be provided with a corner recess to more securely engage the sealing ring.

REFERENCES:
patent: 2468246 (1949-04-01), Thayer
patent: 3079866 (1963-03-01), Walker
patent: 4806073 (1989-02-01), Schonwald
patent: 4973220 (1990-11-01), Soar et al.

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