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:
Dec. 06, 2011
Filed:
Oct. 27, 2009
Lothar Winzen, Erkelenz, DE;
Lothar Winzen, Erkelenz, DE;
Oerlikon Textile GmbH & Co. KG, Remscheid, DE;
Abstract
An axial bearing for a high speed open-end spinning rotor mounted without axial thrust in a support disc bearing arrangement has a static magnetic bearing component secured in a bearing housing with at least two axially polarized permanent magnet rings limited by pole discs, and a dynamic magnetic bearing component having ferromagnetic webs on the rotor shaft at the spacing of the pole discs. The static magnetic bearing component () is arranged inside a plastic bearing bush () and secured by a plastic closing lid (). The front side of the closing lid () has a stop journal () forming an axial emergency operation bearing and the rear side has a conically widened fastening lug () which is elastically deformed as installed.