Patent ID: 6684472
Filing Date: 2004-02-03
Classification: B25B,Y10T

Abstract:
A pulling tool for removing a mechanical part that is force-fitted or stuck on a shaft, said pulling tool comprising:a body portion; a threaded rod received in said body portion, said threaded rod having a first end defining a driving portion, and a second end for bearing on a face of the shaft; a plurality of legs pivotally connected to said body portion, each of said legs having a free end for bearing on a face of the mechanical part to be removed, wherein said threaded rod is capable of moving axially relative to said body and said legs; and a sleeve mounted on said threaded rod separately from said body portion, said sleeve having an outer bearing surface, wherein said sleeve defines a bearing member for a reaction member bearing on at least one leg and on the bearing surface of said sleeve to inhibit rotation of said legs during rotation of said threaded rod, and wherein said sleeve includes an outer peripheral surface which defines at least one groove.