Patent ID: 6688001
Filing Date: 2004-02-10
Classification: B23P,F16C,Y10T

Abstract:
A method of working a plain bearing provided with a plurality of inclined surfaces having different inclination angles, which extend continuously in portions of the inner peripheral surface of a bearing alloy metal layer on both sides thereof in the axial direction, the method comprising the steps of:providing a working holder, said working holder having a groove which extends in a peripheral direction on an inner surface thereof and step-like portions formed on both sides of the groove in the transverse direction thereof so as to become shallower virtually in stages; fitting said plain bearing in the groove of said holder to press both sides of said plain bearing in the axial direction thereof against a plurality of edges of said step-like portions; and cutting, in this state, the portions of the plain bearing on both sides thereof in the axial direction along one cylindrical surface.