Scroll compressor with lubricated flat driving surface

Details Scroll compressor with lubricated flat driving surface Scroll compressor with lubricated flat driving surface

1988-10-18

1990-09-04

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

418 88, 384 12, 384114, F04C 1804, F04C 2902, F16C 3206, F16C 3310

Patent

active

049540572

ABSTRACT:
A scroll machine having an eccentric crank pin on a crankshaft disposed nonrotatably in the bore of a drive bushing for driving the orbiting scroll of the compressor. A flat surface on the crank pin drivingly engages a flat surface in the bore, and a unique lubrication arrangement incorporating a hydrostatic bearing is provided to lubricate the flat surfaces. Several alternative embodiments are also disclosed.

REFERENCES:
patent: 4320926 (1982-03-01), Heinemann et al.
patent: 4462772 (1984-07-01), Hazaki et al.
patent: 4609334 (1986-09-01), Muir et al.
patent: 4623306 (1986-11-01), Nakamura et al.
patent: 4637786 (1987-01-01), Matoba et al.
patent: 4717263 (1988-01-01), Phillips

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