Patent ID: 6796419
Filing Date: 2004-09-28
Classification: F16H

Abstract:
A tensioning assembly for a power transmission system including a power source fixed to a support surface, an output shaft connected to the power source, a driver pulley fixed to the output shaft, a driven pulley connected to an input shaft of a driven element, and a belt interconnected between the driver pulley and the driven pulley, the tensioning assembly comprising:a frame adapted to be pivotally mounted to the power transmission system adjacent the driver pulley; an idler rotatably secured to the frame and adapted to engage the belt; and at least one biasing assembly adapted to be movably secured to the transmission system adjacent the frame, the at least one biasing assembly including a support arm connectable to the power transmission system, a rod pivotally connected to both the support arm adjacent a first end and to the frame adjacent a second end, and a biasing mechanism positioned on the rod between the pivoted connection to the frame and the second end of the rod, the biasing mechanism adapted to control the engagement of the idler with the belt.