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.:
Date of Patent:
Oct. 07, 2003
Filed:
May. 09, 2001
Applicant:
Inventors:
Jeffrey J. Buscher, Lake Orion, MI (US);
John R. Gibson, Rochester Hills, MI (US);
John S. Hill, Dayton, OH (US);
Hong Jiang, Rochester Hills, MI (US);
David F. Nickel, Rochester, MI (US);
Daniel J. Schutte, Dayton, OH (US);
Assignee:
Valeo Electrical Systems, Inc., Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 3/102 ;
U.S. Cl.
CPC ...
F16D 3/102 ;
Abstract
A hydraulically operated fan for a cooling system in an automotive vehicle. Two hydraulic motors drive a common fan shaft. A control system provides means to bypass flow in parallel with both motors or direct flow to both or one of the motors dependent on inlet flow and cooling signal conditions.