Window wiper device for a vehicle

• US 8,549,695 B2
• Filed: 11/23/2010
• Issued: 10/08/2013
• Est. Priority Date: 11/23/2009
• Status: Expired due to Fees

• Current Assignee: Robert Bosch GmbH
• Original Assignee: Robert Bosch GmbH
• Inventors: Reith, Michael, Bohn, Roland, Sterns, Orlando
• Primary Examiner(s): GRAHAM, GARY K
• Application Number:
  US12/952,339
• Publication Number:
  US 20110119856A1
• Time in Patent Office: 1,050 Days
• Field of Search: 152/503, 152/503.1, 152/501.9, 152/501.6, 152/500.01, 296/96.15, 296/96.17
• US Class Current: 15/250.3
• CPC Class Codes: B60S 1/342 with means for temporarily uncoupling the wiper arm from the drive
• CPC Class Codes: B60S 1/583 including wiping devices

Abstract

A window wiper device for a vehicle has a driving motor, the motor shaft of which is kinematically coupled to an output shaft, wherein the motor shaft and output shaft are releasably drive-connected via a connecting means.

Claims

1. Window wiper device for a vehicle, with a driving motor (2), a motor shaft (3) of which is coupled kinematically to an output shaft (4) carrying a wiper arm, wherein the motor shaft (3) and output shaft (4) are releasably drive-connected via a connecting means (6) which has first and second connecting elements which can be brought into connecting engagement and are connected to the driving motor (2) and to a housing part connected to the output shaft (4), wherein the first connecting element has a connecting bolt (9) and the second connecting element has a receiving part (7) with a recess (11) into which the connecting bolt (9) projects in a fitted position, wherein the receiving part (7) is inserted in a form-fitting manner into a support part (8), and the receiving part (7) is scratch-resistant at least in a region surrounding the recess (11), and wherein a flange sleeve (12) made of scratch-resistant material is inserted into the recess (11) in the receiving part (7) and a flange (13) of said flange sleeve at least partially covers a surface of the receiving part (7).

2. Window wiper device according to claim 1, characterized in that the flange sleeve (12) is injected into the support component (8).

3. Window wiper device according to claim 2, characterized in that the flange sleeve (12) is provided with an impregnated surface.

4. Window wiper device according to claim 3, characterized in that the support component (8) is designed as a plastic washer.

5. Window wiper device according to claim 4, characterized in that the recess (11) in the receiving part (7) is designed as an elongated hole.

6. Window wiper device according to claim 5, characterized in that the receiving part (7) is held in the support component (8) by calking.

7. Window wiper device according to claim 6, characterized in that the receiving part (7) is designed as a steel plate.

8. Window wiper device according to claim 1, characterized in that the flange sleeve (12) is provided with an impregnated surface.

9. Window wiper device according to claim 8, characterized in that the support component (8) is designed as a plastic washer.

10. Window wiper device according to claim 9, characterized in that the recess (11) in the receiving part (7) is designed as an elongated hole.

11. Window wiper device according to claim 10, characterized in that the receiving part (7) is held in the support component (8) by calking.

12. Window wiper device according to claim 11, characterized in that the receiving part (7) is designed as a steel plate.

13. Window wiper device according to claim 1, characterized in that the support component (8) is designed as a plastic washer.

14. Window wiper device according to claim 1, characterized in that the recess (11) in the receiving part (7) is designed as an elongated hole.

15. Window wiper device according to claim 1, characterized in that the receiving part (7) is held in the support component (8) by calking.

16. Window wiper device according to claim 1, characterized in that the receiving part (7) is designed as a steel plate.