The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6840743 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 11, 2005

Filed:

Jun. 17, 2002
Applicants:

Dirk Herke, Nuertingen, DE;

Thomas Kanamueller, Esslingen, DE;

Inventors:

Dirk Herke, Nuertingen, DE;

Thomas Kanamueller, Esslingen, DE;

Assignee:

AFL Germany Electronics GmbH, Frickenhausen, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 4106 ;
U.S. Cl.
CPC ...
Abstract

The present invention provides a fan installation for a cooling system of a motor vehicle, comprising at least two fans which respectively have an electric fan motor arranged in a separate housing and a fan wheel which can be driven by the fan motor. The fan installation also comprises a control unit for operating the fan motors. The invention provides for an improved fan installation with a simple and cost-effective design, which is achieved by arranging the control unit in the housing of one of the fans for operating both fan motors.


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