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:
Apr. 14, 1992
Filed:
Jul. 06, 1990
Applicant:
Inventors:
Daniel Klumpp, Baden-Baden, DE;
Ernst Muenster, Buehl-Vimbuch, DE;
Wolfgang Scheidel, Buehl, DE;
Ludger Adrian, Buehl, DE;
Hartmut Nitzsche, Buehl, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ; H02K / ;
U.S. Cl.
CPC ...
310 72 ; 310 52 ; 310 / ;
Abstract
A blower for cooling an internal combustion engine of a power vehicle comprises an electric drive motor having a housing with slots for ventilation, and a series resistance provided on an outer side of the housing at a distance from the latter and covering the slots, the series resistance being connectable with and disconnectable from a working current circuit of the drive motor.