Windshield wiper drive and motor vehicle having a windshield wiper drive
First Claim
1. A windshield wiper drive, comprising a housing (2) with an output dome (3) penetrated by a wiper shaft (5) and penetrating a contact disk (15), which output dome (3) has in a region of its free end (18) an external thread (19) onto which a nut (20) for tensioning the contact disk (15) is screwed within a protective cap (21) penetrated by the wiper shaft (5), characterized in that the protective cap (21) is formed from an elastomeric material, wherein the contact disk defines a planar end face oriented toward the protective cap and the nut, and wherein the protective cap bears sealingly against the planar end face of the contact disk.
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Accused Products
Abstract
The invention relates to a windshield wiper drive (1), particularly a motor vehicle rear window wiper drive, comprising a housing (2) having an output dome (3) penetrated by a wiper shaft (5) and penetrating a contact disk (15), said dome having an external thread (19) in the region of the free end (18) thereof, onto which a nut (20) is screwed for tightening the contact disk (15), the nut being disposed inside a protective cap (21) penetrated by the wiper shaft (15). The invention provides that the protective cap (21) comprises an elastomer material. The invention further relates to a motor vehicle.
24 Citations
19 Claims
- 1. A windshield wiper drive, comprising a housing (2) with an output dome (3) penetrated by a wiper shaft (5) and penetrating a contact disk (15), which output dome (3) has in a region of its free end (18) an external thread (19) onto which a nut (20) for tensioning the contact disk (15) is screwed within a protective cap (21) penetrated by the wiper shaft (5), characterized in that the protective cap (21) is formed from an elastomeric material, wherein the contact disk defines a planar end face oriented toward the protective cap and the nut, and wherein the protective cap bears sealingly against the planar end face of the contact disk.
- 11. A motor vehicle with a windshield wiper drive (1), comprising a housing (2) with an output dome (3) penetrated by a wiper shaft (5) and penetrating a contact disk (15), which output dome (3) has in a region of its free end (18) an external thread (19) onto which a nut (20) for tensioning the contact disk (15) is screwed within a protective cap (21) penetrated by the wiper shaft (5), characterized in that the protective cap (21) is formed from an elastomeric material, the output dome (3) being arranged to pass through a vehicle body or a rear window (7), wherein the contact disk defines a planar end face oriented toward the protective cap and the nut, and wherein the protective cap bears sealingly against the planar end face of the contact disk.
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19. A windshield wiper drive, comprising a housing (2) with an output dome (3) penetrated by a wiper shaft (5) and penetrating a contact disk (15), which output dome (3) has in a region of its free end (18) an external thread (19) onto which a nut (20) for tensioning the contact disk (15) is screwed within a protective cap (21) penetrated by the wiper shaft (5), characterized in that the protective cap (21) is formed from an elastomeric material, wherein the protective cap (21) is retained positively on a fastening part (27), in an undercut (29), and the fastening part (27) is received in a clamped manner between the nut (20) and the contact disk (15).
Specification