Patent ID: 6223614
Filing Date: 2001-05-01
Classification: E05F,E05Y,F16H,Y10T

Abstract:
A drive unit for moving up and down a vehicular window pane, said drive unit comprising:a drive motor which produces a driving force including:motor shaft fixed to a worm;a worm wheel rotated by the driving force of said drive motor rotatably engaged through said worm;a bracket, on which said worm wheel is mounted, including:an engaging portion;bent and raised transmitting leaves;cutout portions, formed by forming the transmitting leaves into a bent and raised shape; andclosure portions closing said respective cutout portions;a shaft member engaged with said engaging portion of said bracket; andan elastic body provided between said bracket and said worm wheel, engaged and rotated together with said worm wheel;said transmitting leaves pressed by and engaged with said elastic body in order to transmit the driving force of said drive motor to said shaft member through said bracket.