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:
Jan. 17, 2017
Filed:
Mar. 20, 2012
Dieter Schuler, Buehl, DE;
Wolfgang Winkler, Schutterwald, DE;
Gerald Kuenzel, Lichtenau, DE;
Lena Behelfer, Buehl, DE;
Dieter Schuler, Buehl, DE;
Wolfgang Winkler, Schutterwald, DE;
Gerald Kuenzel, Lichtenau, DE;
Lena Behelfer, Buehl, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a thrust washer () for an electric machine () intended to be arranged on a shaft () between a bearing () and a rotor (), preferably a rotating electrical contact element () impacted by brushes (), and/or a disk pack () of the rotor (). The thrust washer () is provided with an area for sealing having two end faces (). On each end face (), at least one radial abutment section () for the bearing (), or the rotor (), is provided. The thrust washer () according to the invention is characterized in that it is made of at least one hard component () and one soft component (), wherein the part of the radial abutment section () abutting the rotor () and/or the bearing () is formed by the soft component ().