Patent ID: 6435992
Filing Date: 2002-08-20
Classification: F16H

Abstract:
A tensioner comprising:a tensioner body having an outer surface; a plunger slidably mounted on the tensioner body and normally urged in an axial direction to project the front end of the plunger outward from the tensioner body; and a substantially U-shaped stopper pin having two opposite end parts hooked on a part of the tensioner body and a part of the plunger, respectively, to hold the plunger in position against movement in the direction to project from the tensioner body, said tensioner body having a pin retaining hole formed in said outer surface and extending perpendicularly to the axis of the plunger, said plunger having a pin retaining hole formed therein and extending perpendicularly to the axis of the plunger, one of said two opposite end parts being engaged in the pin retaining hole in the tensioner body, and the other of said two opposite end parts being engaged in the pin retaining hole in the plunger, said stopper pin being formed from a resilient metal wire, the pin retaining hole in the tensioner body having a diameter slightly larger than the diameter of said metal wire, and the retaining hole in the shoe being a rectangular hole much larger than the diameter of said metal wire.