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:
Sep. 08, 1998
Filed:
Mar. 04, 1997
Applicant:
Inventors:
Anton Paweletz, Fellbach, DE;
Wilhelm Birkenmaier, Weinstadt, DE;
Assignee:
SFK Textilmaschinen-Komponenten GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ;
U.S. Cl.
CPC ...
57406 ; 57100 ; 384446 ;
Abstract
An open end spinning machine has a spinning rotor, an electric motor with an axial component of a main field having a rotor and a stator, a bearing housing for the spinning rotor, the rotor of the electric motor being arranged on the spinning rotor while the stator of the electric motor being arranged in the bearing housing, and a short shaft arranged so that the spinning rotor is supported on the short shaft near its center of gravity at least in a radial direction limitedly elastically in the bearing housing and magnetically pre-tensioned in an axial direction.