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:
Aug. 20, 2019
Filed:
May. 09, 2014
Siemens Aktiengesellschaft, München, DE;
Vem Sachsenwerk Gmbh, Dresden, DE;
Andre Jansen, Borken, DE;
Jens Proske, Dresden, DE;
Flender GmbH, Bocholt, DE;
Abstract
The invention relates to a clutch hub. The clutch hub () comprises a hub body () with an axial passage opening () for receiving a shaft () and with in each case one face side () at the two axial ends of the passage opening (). An internal surface () is formed in the passage opening (), and a flat surface () annularly surrounding the passage opening () is formed on each of the face sides (). The internal surface () is covered by an electrical insulation coating () in the form of a ceramic coating. The electrical insulation coating () also, in continuous fashion, covers a respective annular region (), surrounding the passage opening (), on the flat surfaces () and a transition region () formed between the internal surface () and the respective annular region ().