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:
Nov. 25, 2008
Filed:
Nov. 20, 2006
Applicant:
Roland Fietz, Neustadt, DE;
Inventor:
Roland Fietz, Neustadt, DE;
Assignee:
Carl Freudenberg KG, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H 4/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A supporting disk for providing bearing support to a rotor of an open-end spinning machine includes a hub ring () and a supporting ring () that surrounds the hub ring () at least partially with radial clearance. The hub ring () and the supporting ring () each are made of a polymer material, and the hub ring (), at least on its outer peripheral surface (), has a metal coating () which is located at least partially in the gap () formed by the clearance, and which contiguously adjoins the inner circumferential surface () of the supporting ring (), and extends axially up to at least one of the end faces () of the supporting disk.