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:
Aug. 22, 2000
Filed:
Dec. 11, 1998
Armin Leder, Monchengladbach, DE;
Markus Schmitz, Monchengladbach, DE;
Trutzschler GmbH & Co. KG, Monchengladbach, DE;
Abstract
A carding machine includes a main carding cylinder having a circumferential surface carrying a cylinder clothing thereon; and a cooperating with the main carding cylinder. The traveling flats assembly includes a plurality of clothed flat bars arranged in a series and a flat drive for moving the clothed flat bars in an endless path having a working path portion along which the flat bar clothings cooperate with the cylinder clothing and a return path portion; and a grinding assembly for sharpening the cylinder clothing. The grinding assembly includes a grinding flat bar adapted to be positioned in the series of clothed flat bars to be moved by the flat drive in unison with the clothed flat bars; and a grinding element mounted on the grinding flat bar. The grinding element is in a contacting relationship with the cylinder clothing along the working path portion of the traveling flats assembly.