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:
May. 16, 2017
Filed:
Mar. 13, 2013
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Maik Zernikow, Hildesheim, DE;
Klaus Eppel, Lauf, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/02 (2006.01); H02K 1/27 (2006.01); H02K 1/28 (2006.01); H02K 21/02 (2006.01); H01F 7/02 (2006.01); H02K 15/03 (2006.01); H02K 1/04 (2006.01);
U.S. Cl.
CPC ...
H02K 21/02 (2013.01); H01F 7/02 (2013.01); H01F 7/0221 (2013.01); H02K 1/02 (2013.01); H02K 1/04 (2013.01); H02K 1/27 (2013.01); H02K 1/28 (2013.01); H02K 15/03 (2013.01); Y10T 29/49012 (2015.01);
Abstract
Permanent magnet (), containing at least one metal component () from the group of the rare earth metals, comprising a first coating film (), which forms a cathodic protection against corrosion for the permanent magnet (), the first coating film () containing a metal () which is more electronegative in the electrochemical series than the metal component () of the permanent magnet (), wherein a second coating film (), which is embodied in an electrically insulating fashion, is applied on the first coating film ().