Patent ID: 7441477
Filing Date: 2008-10-28
Classification: F16H,Y10T

Abstract:
1. A gearshift fork assembly mounted on a shaft for a gearshift fork in a gearbox of a motor vehicle, comprising: a hollow body put on the shaft for the gearshift fork, the hollow body comprising a first engagement section formed on its outer surface, wherein the first engagement section comprises a plurality of first grooves extended from one end of the hollow body to the other end thereof; the gearshift fork comprising a ring at one end, the ring put on one end of the hollow body, the ring including a second engagement section on its inner surface, the second engagement section adapted to mesh with the first engagement section, wherein the second engagement section comprises a plurality of projections extended from one end of the ring to the other end thereof, and the projections are adapted to fit in a portion of the first grooves respectively; a sleeve put on the other end of the hollow body, the sleeve comprising a third engagement section formed on its inner surface, the third engagement section adapted to mesh with the first engagement section, wherein the third engagement section comprises a plurality of protrusions extended from one end of the sleeve to the other end thereof, and the protrusions are adapted to fit in an opposite portion of the first grooves respectively; and a resilient member biased between the ring and the sleeve.