Rolling piston type compressor

Details Rolling piston type compressor Rolling piston type compressor

1982-04-12

1984-09-18

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

With relatively movable partition member

418104, 418151, 308235, F04C 2700, F04C 2902, F04C 1800

Patent

active

044721226

ABSTRACT:
The disclosed rolling piston type compressor comprises a needle bearing sandwiched between two bearing washers and serving as a thrust bearing for a rotary shaft and a resilient sealing ring of polytetrafluoroethylene press fitted into a space defined by the outer periphery of the needle bearing and the two bearing washers. Alternatively the sealing ring may be formed of cast iron and seal the space with an oil film disposed in a clearance between the ring and one of the bearing washers.

REFERENCES:
patent: 2153371 (1939-04-01), Hubacker
patent: 3768880 (1973-10-01), Howe
patent: 3847456 (1974-11-01), Schwarzbich
patent: 3917364 (1973-11-01), Kuhn
patent: 4021085 (1977-05-01), Willyard
patent: 4163825 (1979-08-01), Wimmes
patent: 4236767 (1980-12-01), Feldle
patent: 4305592 (1981-12-01), Peterson

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