Coating structure for a movable member in a compressor

Details Coating structure for a movable member in a compressor Coating structure for a movable member in a compressor

1994-08-22

1995-11-21

Freay, Charles

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

418 553, 418178, 418179, 428652, F01C 104

Patent

active

054681308

ABSTRACT:
A movable member slides on a fixed member. The movable member is made of aluminum alloy. An inner layer coats the movable member. The inner layer is made of a material capable of adhering to the aluminum alloy. An outer layer coats the inner layer and contacts the fixed member. The outer layer has greater hardness than the hardness of the inner coating layer.

REFERENCES:
patent: 4325683 (1982-04-01), Miyazawa
patent: 5382144 (1995-01-01), Tanaka et al.

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