Patent ID: 6186211
Filing Date: 2001-02-13
Classification: B60J,B64C,E06B

Abstract:
A motorized mechanism for operating a window shade having a rail attached to one end of the shade to extend and compress the shade with movement of the rail, comprising:a rail;a motor with a drive wheel coupled thereto;an axle with traction wheels coupled to each end thereof;wherein said motor is fixed to said rail and said axle is rotatingly coupled to said rail, said drive wheel being drivingly coupled to said axle so that motor operation to turn said drive wheel produces a corresponding rotation of said traction wheels at both ends of said axle to move said rail;wherein said rail comprises a main body and at least one attachment member adapted to snap-fit onto said main body and thereby secure one end of the shade to said rail; andwherein said main body comprises a top wall and a bottom wall, and said attachment member comprises an elongated C-shaped clamp which snaps into said top and bottom walls.