Patent ID: 7883436
Filing Date: 2011-02-08
Classification: F16H

Abstract:
1. A tensioner for tensioning a belt, comprising: a housing having a first connector on the housing; an arm having a second connector that is cooperable with the first connector, a reversible biasing element disposed within the housing operable to bias the arm in a first direction; a reversible indicator operable to identify the direction of the bias of the biasing element, wherein the indicator is releasably connectable with the arm or the housing; a base cooperable with the housing to enclose the biasing element, wherein the base has a first shaft connector; a shaft extending through the housing and biasing element, wherein the shaft has a bore and a second shaft connector configured to cooperate with the first shaft connector to impede rotation of the shaft relative to the base, wherein the shaft has one or more flat surfaces for engagement by a wrench to rotate the tensioner to increase the tension in the tensioner.