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. 28, 1999
Filed:
Jul. 15, 1998
Applicant:
Inventor:
Friedbert Schmid, Bad Uberkingen, DE;
Assignee:
Spindelfabrik Suessen, Schurr, Stahlecker & Grill GmbH, Suessen, DE;
Primary Examiner:
Int. Cl.
CPC ...
D01H / ;
U.S. Cl.
CPC ...
57414 ; 57416 ;
Abstract
In the case of a rotor cup for open-end spinning aggregates, a smooth fiber sliding surface and a rough-surfaced fiber collecting groove are provided. By means of two separate plating processes, the fiber collecting groove is provided with a nickel-diamond plating and the fiber sliding surface is provided with a purely nickel plating.