Scroll type hydraulic machine

Details Scroll type hydraulic machine Scroll type hydraulic machine

2007-05-08

2007-05-08

Denion, Thomas (Department: 3748)

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

C418S055400

Reexamination Certificate

active

11094491

ABSTRACT:
A scroll type hydraulic machine is provided with a scroll unit received in a housing, and a thrust bearing arranged between a movable scroll of the scroll unit and a support surface of the housing and receiving a thrust load of the movable scroll, and the thrust bearing includes a plurality of circular retention holes formed in the support surface, and sliding discs rotatably fitted into these retention holes and sliding with respect to both inner surfaces of the retention holes and the movable scroll.

REFERENCES:
patent: 5071329 (1991-12-01), Sano et al.
patent: 5147192 (1992-09-01), Suzuki et al.
patent: 5470213 (1995-11-01), Iguchi et al.
patent: 5478223 (1995-12-01), Yamamoto et al.
patent: 2003/0037636 (2003-02-01), Kawata et al.
patent: 2003/0089223 (2003-05-01), Sugioka et al.
patent: 08338377 (1996-12-01), None
patent: 2002195180 (2002-07-01), None
Eugene A. Avallone and Theodore Baumeister III, Marks' Standard Handbook for Mechanical Engineers—10th Edition, Copyright 1996, Publisher: McGraw-Hill, pp. 6-61.

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