Wiper pivot
AssigneeJidosha Denki Kogyo Kabushiki Kaisha
InventorsYasuo Ohashi, Toshiyuki Fuke
Life of this patent
Estimating the term…
Abstract
A wiper pivot for a wiper apparatus of motor vehicles, which is provided with a pivot holder 3 having a shaft-holding portion 3b to rotatably support a pivot shaft 2, and a body-fixing portion 3d to be fixed to the vehicle body and formed in one body of resin together with the shaft-holding portion 3b through a connecting portion 3c, and the connecting portion 3c is further provided with a thin-walled destructible portion 4 to be destroyed at the time when impulsive force exceeding the predetermined value is applied on the pivot shaft 2.
Claims5
A wiper pivot for a wiper apparatus of motor vehicles, said wiper pivot comprising:
- a pivot shaft provided with a base end connected to a wiper motor through a wiper linkage, and a top end to be disposed protrudingly from a body panel of the vehicle and connected to a wiper arm fitted with a wiper blade;
- and
- a pivot holder made of resin and provided with a shaft-holding portion having a shaft hole for rotatably supporting said pivot shaft and a body-fixing portion to be secured on the body panel of the vehicle, formed in one body together with said shaft-holding portion through a connecting portion;
- wherein said connecting portion of the pivot holder is provided with a thin-walled destructible portion to be destroyed at the time when impulsive force exceeding a predetermined value is applied on the pivot shaft
- wherein said destructible portion of said connecting portion is composed of a first thin-walled portion formed on a face on one side of said connecting portion and a pair of a second and a third thin-walled portion formed on a face on another side of said connecting portion of the pivot holder;
- and
- wherein said first thin-walled portion of said destructible portion of said connecting portion is formed at the center of said connecting portion and said second and third thin-walled portions of said destructible portion are formed on both sides of said connecting portion of the pivot holder;
- and further wherein said shaft hole defines a vertical axis and said first thin-walled potion is vertically separated from said second and third thin-walled portions along said vertical axis.
Dependencies are inferred from the claim text.