Rotary vane compressor

Details Rotary vane compressor Rotary vane compressor

1988-08-29

1989-08-22

Smith, Leonard E.

Rotary expansible chamber devices

Non-metallic working member, cylinder or partition

418178, 418179, 418236, F04C 1800, F04C 2900

Patent

active

048591629

ABSTRACT:
A rotary vane compressor or vacuum pump having an extended service life in which the rotor housing is composed of cast iron, the rotor of either cast iron or powder metallurgy materials, and the associated adjacent surfaces which form the rotor chamber are coated with a material having the characteristics of plastic with respect to friction and abrasion resistance.

REFERENCES:
patent: 1635271 (1927-07-01), Hapgood
patent: 1886618 (1932-11-01), Anstice
patent: 2483013 (1949-09-01), Kopprasch
patent: 2674953 (1954-04-01), Conde
patent: 3130673 (1964-04-01), Finstad
patent: 3532399 (1970-10-01), Gray
patent: 3847455 (1974-11-01), Vandermeulen
patent: 4192558 (1980-03-01), Wade
patent: 4274816 (1981-06-01), Kobayashi
patent: 4276007 (1981-06-01), Sakamaki
patent: 4362480 (1982-12-01), Suzuki

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