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. 20, 2003
Filed:
Mar. 14, 2002
Applicant:
Inventor:
Ralph A. Graf, Freienbach, CH;
Assignee:
Graf + Cie AG, Rapperswil, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01G 1/500 ;
U.S. Cl.
CPC ...
D01G 1/500 ;
Abstract
The invention relates to an apparatus for processing textile fibers, comprising a processing element having a first working surface substantially in the form of a regular cylinder surface and rotatable preferably around the axis of the cylinder, like a take-in roller of a card., and at least one carding element having a further working surface facing the first working surface, wherein the form of the further working surface approximates that of the first working surface on a plane vertically intersecting the axis of the cylinder.
Graf, Ralph. (2003). Apparatus for processing textile fibers (U.S. Patent No. 6564430). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6564430
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile