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:
Jul. 07, 2020
Filed:
Jan. 11, 2018
Applicant:
Dr. Ing. H.c. F. Porsche Aktiengesellschaft, Stuttgart, DE;
Inventors:
Stefan Oechslen, Stuttgart, DE;
Jan Nägelkrämer, Stuttgart, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/197 (2006.01); H02K 3/487 (2006.01); H02K 3/34 (2006.01); H02K 3/24 (2006.01);
U.S. Cl.
CPC ...
H02K 9/197 (2013.01); H02K 3/345 (2013.01); H02K 3/487 (2013.01); H02K 3/24 (2013.01); H02K 2207/03 (2013.01);
Abstract
A device for sealing off multiple grooves of a stator of an electric drive machine with respect to a rotor of the electric drive machine. The device includes a seal which is able to be inserted simultaneously into the multiple grooves, wherein the seal is designed as an electrical insulator. The seal is designed to seal off the grooves with respect to the rotor. Windings of an electrical coil are able to be arranged in the grooves. The seal is of integral or unipartite design.