Patent ID: 6216308
Filing Date: 2001-04-17
Classification: B60S

Abstract:
A vehicular windshield wiper assembly comprising, in combination:a vehicle having a front windshield frame including an inner peripheral edge with a pair of generally vertical side edges each having both a forwardly extending peripheral lip and a rearwardly extending peripheral lip, said lips being coplanar with one another and further being perpendicular with respect to the inner peripheral edge, the forwardly extending lips each having a front inwardly extending flange integrally coupled thereto, the rearwardly extending peripheral lips each having a rear inwardly extending flange integrally coupled thereto for defining a slot with the corresponding front inwardly extending flange;a pair of elongated elastomeric bushings with a generally U-shaped cross-section along an entire length thereof, the elastomeric bushings each situated within one of the slots of the vehicle windshield frame for maintaining a transparent windshield within the frame of the vehicle;a horizontally oriented, linear windshield wiper formed from a flexible elastomeric material, the windshield wiper having a length equal to a width of the windshield and a pair of ends each with a rigid slider block mounted thereon and slidably situated within one of the slots between the front inwardly extending flange and the windshield;an actuation assembly including a pair of pulley units each including a top pulley rotatably mounted within one of the slots adjacent a top end thereof, wherein an elongated post is fixed in coaxial relationship between the top pulleys for ensuring coincident rotation thereof, each pulley unit having a lower pulley rotatably mounted adjacent to a lower end of the corresponding slot and further in communication with the associated top pulley via a band, wherein each band is coupled to an associated one of the slider blocks of the windshield wiper; anda motor coupled to one of the bottom pulleys for raising and lowering the windshield wiper for clearing the windshield of the vehicle.