Patent ID: 6347427
Filing Date: 2002-02-19
Classification: B60S,Y10S

Abstract:
A wiper device for a vehicle, comprising:a wiper motor; a wiper pivot having a cutout portion, said wiper pivot being operatively connected to said wiper motor, said wiper motor being adapted to rotate said wiper pivot around a pivot axis thereof; a pivot holder having a base portion which is adapted to be attached to a vehicle body and which includes a bearing hole that has an upper edge portion and which rotatably supports said wiper pivot, said wiper pivot having a portion extending outwardly from said pivot holder, said cutout portion being formed in the portion of said wiper pivot portion which extends outwardly from said pivot holder so that the cutout portion is located outside of said vehicle body, and a C ring having an essentially circular cross section, said C ring being disposed in said cutout portion and in contact with an inclined wall surface of said cutout portion opposite the upper edge portion, said C ring being so constructed and arranged that when a load equal to or more than a predetermined value acts on said wiper pivot, said C ring expands to move apart from said cutout portion and allows said wiper pivot to move into said pivot holder and into an inner side of the vehicle body.