Patent ID: 8020249
Filing Date: 2011-09-20
Classification: B60S

Abstract:
1. A wiper apparatus for wiping a window glass of a vehicle by means of a wiper blade, said wiper apparatus comprising: an arm shank pivotably supported at a proximal end portion thereof on the vehicle; an arm piece mounted at one end portion thereof to a distal end portion of said arm shank and having the wiper blade attached to another end portion thereof remote from the distal end portion of said arm shank; and an arm piece cover covering said arm piece and having an outer peripheral surface generally flush with an outer peripheral surface of the distal end portion of said arm shank, the arm piece cover comprising a cover body that covers a surface of the arm piece opposite from the window glass, a side wall that extends from one of opposite side edges of the cover body to cover a side surface of the arm piece, and a projecting wall section that projects from the side wall of the arm piece cover and covers a surface of the arm piece facing the window glass, wherein the projecting wall section has a positioning hole and the arm piece has a locking pin at a surface of the arm piece facing the window glass, the locking pin engaging the positioning hole.