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. 26, 2010
Filed:
Feb. 13, 2006
Applicants:
Norbert Knab, Appenweier, DE;
Richard Vogt, Willstaett, DE;
Nikolas Haberl, Sinzheim, DE;
Inventors:
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P 7/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a fan system for a controllably cooling a vehicle internal combustion engine comprising an electric fan motor and a control unit for controlling said fan motor, wherein said control unit controls the fan motor according to a regulation correcting variable dependent on a desired cooling power, the control unit is constructed in such a way that it controls the fan motor independently of the desired cooling power at a determined moment with a regulation-correcting variable increased with respect to a correcting variable for a predetermined space of time.