Drive system for the orbiting scroll of a scroll type fluid comp

Details Drive system for the orbiting scroll of a scroll type fluid comp Drive system for the orbiting scroll of a scroll type fluid comp

1986-01-24

1989-02-28

Vrablik, John J.

Rotary expansible chamber devices

Methods

418 55, 418 57, 418182, 464138, F04C 1804, F04C 2900, F01C 1706, F16D 300

Patent

active

048080942

ABSTRACT:
A scroll type compressor includes a housing, a pair of scrolls each comprising an end plate and a spiral wrap projecting from one surface of the end plate and a drive shaft supported within the housing. The drive shaft has a crank pin which is inserted into a hole formed in a bushing disposed in a tubular boss on the other end surface of the end plate. The hole in the bushing is formed so as to contact the outer surface of the crank pin at one point along the inner surface of the hole.

REFERENCES:
patent: 614502 (1898-11-01), Richards
patent: 1451608 (1923-04-01), Bell
patent: 1906141 (1933-04-01), Ekelof
patent: 1906142 (1933-04-01), Ekelof
patent: 2439479 (1948-04-01), Mackmann
patent: 2650754 (1953-09-01), Simon
patent: 3113527 (1963-12-01), Kramer
patent: 3955905 (1976-05-01), Frommholz et al.
patent: 4460321 (1984-07-01), Terauchi
patent: 4464140 (1984-08-01), Lundgren

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