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. 25, 2004
Filed:
Feb. 21, 2002
Applicant:
Inventor:
Roland Fietz, Neustadt, DE;
Assignee:
Carl Freudenberg KG, Weinheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01H 4/08 ;
U.S. Cl.
CPC ...
D01H 4/08 ;
Abstract
A supporting disk for supporting a rotor, in particular the rotor on an open-end spinning rotor, having a hub ring and a supporting ring situated on the outer circumference of the hub ring, made of a polymer material, and having a running surface for the rotor, wherein the supporting ring ( ) has at least one lip-shaped projection ( ) on at least one of its axial end faces ( ).