Scroll type compressor with spiral oil feeding grooves in thrust

Details Scroll type compressor with spiral oil feeding grooves in thrust Scroll type compressor with spiral oil feeding grooves in thrust

1986-12-08

1988-03-29

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

418 88, 418 94, 384369, F04C 1804, F04C 2902, F16C 3310

Patent

active

047340207

ABSTRACT:
An improved scroll type compressor which is provided with a thrust bearing of high operational reliability, wherein the thrust bearing has a plurality of oil-feeding grooves in the spiral form formed in the surface part of the bearing so as to prevent it from seizure or wear.

REFERENCES:
patent: 3376083 (1968-04-01), Muijderman
patent: 4065279 (1977-12-01), McCullough
patent: 4362343 (1982-12-01), Visser
patent: 4380355 (1983-04-01), Beardmore

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