Patent ID: 6783297
Filing Date: 2004-08-31
Classification: F16H,Y10T

Abstract:
A shift lever bush mounted between a shaft portion formed in one of a pair of axially two-piece-divided shift lever members and a cylindrical portion formed in the other of said pair of shift lever members, said shift lever bush comprising:an inner cylindrical body mounted to said shaft portion of said one shift lever member by external interfit, an outer cylindrical body disposed substantially coaxially with a cylinder axis of said inner cylindrical body so as to surround an outer peripheral surface of said inner cylindrical body, and mounted to said cylindrical portion of said other shift lever member by internal interfit, and a rubber elastic body, fixedly attached to said outer peripheral surface of said inner cylindrical body, for connecting together said inner and outer cylindrical bodies, wherein said rubber elastic body includes an interfit fixing portion which is fixed to an inner peripheral surface of said outer cylindrical body by internal interfit and at least one projecting portion which becomes radially convex from said inner cylindrical body toward said outer cylindrical body are formed, said interfit fixing portion and said projecting portion being provided at different positions in the cylinder axis direction, and wherein said outer cylindrical body includes a recessed portion, which becomes concave correspondingly to the shape of said projecting portion with a clearance of a given amount left between said recessed portion and said projecting portion, is provided at a position of said inner peripheral surface of said outer cylindrical body corresponding to the position of said projecting portions, wherein said projecting portion and said recessed portion are engaged with each other when said inner cylindrical body and said outer cylindrical body relatively rotate about the cylinder axis or relatively displaced in a radial direction.