Patent ID: 8591359

Claim:
A tensioner assembly for providing tension to a belt, comprising: a tensioner comprising a biasing element for providing a biasing force; an arm connected to the tensioner, such that the biasing force of the biasing element is transmitted to the arm; a pulley assembly rotationally connected with the arm, wherein the pulley assembly is configured to rotationally engage the belt, comprising: a pulley configured to engage the belt, having a bore with an inner opening and an outer opening, wherein the inner opening opposes the arm; a bearing having an outer race connected with the inner bore of the pulley and an inner race; an outer cap enclosing the outer opening of the bore of the pulley to seal the outer opening to impede migration of contaminants through the outer opening; an inner shield for impeding migration of contaminants through the inner opening of the pulley bore, wherein the inner shield comprises a flange extending radially outwardly to overlap the inner opening of the bore, wherein the inner shield comprises a hub extending into the bore and the inner race of the bearing engages the hub; a connector for connecting the pulley assembly to the arm such that the pulley assembly is rotatable relative to the arm.