Scroll-type machine having lubricant passages

Details Scroll-type machine having lubricant passages Scroll-type machine having lubricant passages

1997-02-18

1998-06-30

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

418 88, 418 94, F01C 104, F01C 2104

Patent

active

057724164

ABSTRACT:
There is disclosed a scroll-type machine particularly suited for use as a refrigerant compressor and incorporating a lubrication system for supplying lubricant from a sump to a thrust surface on which the orbiting scroll member is supported. The lubrication system utilizes passages provided in the driving crankshaft and the bearing housing which housing defines the thrust surface.

REFERENCES:
patent: 4575320 (1986-03-01), Kobayashi et al.
patent: 4609334 (1986-09-01), Muir et al.
patent: 4623306 (1986-11-01), Nakamura et al.
patent: 4762477 (1988-08-01), Hayano et al.

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