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US 6,883,966 B2Granted
Windshield wiper, especially for motor vehicles and method for production of said windshield wiper
AssigneeRobert Bosch GmbH
InventorJoachim Zimmer
Life of this patent
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AssigneeRobert Bosch GmbH
InventorJoachim Zimmer
Estimating the term…
A windshield wiper system, and a method for producing such a system, in particular for a motor vehicle, having at least one wiper bearing (14) substantially comprising an injection-moldable material, in particular plastic, in which a wiper shaft (16) is supported at least in such a way that it can swing back and forth, and in the region of the wiper shaft (16), the wiper bearing (14) has a substantially hollow-cylindrical segment (24) on whose inner surface (34) at least one groove (40) is provided; at least one, in particular riblike, accumulation of material (38) is provided on the outer surfaces of the hollow-cylindrical segment (24), which accumulation is disposed in the radially outward direction of the groove (40) relative to the axis of rotation of the wiper shaft (16).
A windshield wiper system for a motor vehicle, having at least one one-piece wiper bearing (14) substantially comprising an injection-moldable material, that is plastic, in which a wiper shaft (16) is supported at least in such a way that it can swing back and forth, and in the region of the wiper shaft (16), the wiper bearing (14) has a substantially hollow-cylindrical segment (24) on whose inner surface (34) at least one groove (40) is provided, wherein at least one riblike accumulation of material (38) is provided on the outer surfaces of the hollow-cylindrical segment (24), which accumulation is disposed in the radially outward direction of the groove (40) relative to the axis of rotation of the wiper shaft (16), circumferentially tracking and corresponding to the course of the at least one groove.
Dependencies are inferred from the claim text.