U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Electric drive unit especially for windshield wipers of a motor vehicle

Patent 4614886 Issued on September 30, 1986. Estimated Expiration Date: Icon_subject September 30, 2003. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3132366

Electric motor drive unit
Patent #: 4227104
Issued on: 10/07/1980
Inventor: Hamman

Windshield wiper electric drive unit
Patent #: 4398135
Issued on: 08/09/1983
Inventor: Busch ,   et al.

Air cooled wiper motor Patent #: 4399380
Issued on: 08/16/1983
Inventor: Hirano

Inventors

Application

No. 06/491596 filed on 05/04/1983

US Classes:

310/83, Gearing310/239, Brush holders or rigging310/71, Connectors, terminals or lead-ins310/89Housings, windows or covers

Examiners

Primary: Budd, Mark O.

Attorney, Agent or Firm

International Classes

H02K 5/14 (20060101)
H02K 7/116 (20060101)
B60S 1/08 (20060101)
H02K 5/22 (20060101)

Foreign Application Priority Data

1982-05-28 DE

Abstract

A windshield wiper motor drive unit is described wherein a gear cover, connector receptacle and brush plate are integrally formed as a one piece plastic part.

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