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:
Mar. 09, 2010
Filed:
Aug. 01, 2007
Stephan Pauli, Achem, DE;
Paul Geubel, Baden-Baden, DE;
Stephan Pauli, Achem, DE;
Paul Geubel, Baden-Baden, DE;
Robert Bosch GmbH, , DE;
Abstract
The present invention relates to an electrical drive unit with an electric motor and a transmission, wherein the motor has a rotor shaft (), to which a rotor () and a commutator () are fitted in a manner fixed against rotation, wherein a commutator sliding contact () is provided in order to make contact with the commutator (), and wherein an electrical connection is provided between an electrical terminal () and the commutator sliding contact (). According to the invention, one cable and one special step in the manufacturing process are dispensed with by virtue of the fact that the electrical connection runs via the rotor shaft ().