Patent ID: 6592482
Filing Date: 2003-07-15
Classification: F16H

Abstract:
A tensioner comprising:a base having a receiving portion; a pivot arm post journaled into the receiving portion; a first biasing member connected to the pivot arm and base biasing the pivot arm against a belt load; a pulley journaled to the pivot arm; a one-way clutch comprising a first portion affixed to the pivot arm and a second portion; a member cooperatively disposed between the first portion and the second portion such that the member prevents a relative movement of the first portion and the second portion in a first rotational direction; a second clutch member engaged with the base and frictionally engaged with the second portion; the pivot arm is moveable opposite the first rotational direction by operation of the one-way clutch; and the pivot arm is moveable in the first rotational direction by sliding operation of the second portion and the second clutch member.