METHOD OF MANUFACTURING SELF-LUBRICATING PLAIN BEARING Russian patent published in 2001 - IPC

Abstract RU 2162172 C1

FIELD: powder metallurgy. SUBSTANCE: method includes cutting of spiral grooves on external cylindrical surface of porous sintered bushing, winding of wire on bushing in several layers and winding of fabric impregnated with binding compound on external layers of wire. Then workpiece is hardened and ground to size for fit. Fabric impregnated with binding compound and wound on external turns of wire forms a holder after hardening for all layers of wire lying below. Method provides for protection of wire turns from destruction in process of press-fitting of self-lubricating plain bearing into housing, as well as in process of operation at dynamic loads. EFFECT: higher efficiency. 1 dwg

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RU 2 162 172 C1

Authors

Bogachev A.P.

Ivanov V.A.

Dates

2001-01-20Published

1999-08-04Filed