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:
Jul. 15, 2003
Filed:
Jul. 24, 2001
Josef Ludví{haeck over (c)}ek, {haeck over (C)}s. armády, CZ;
Pavel Kousalik, T{haeck over (r)}ebovská, CZ;
Jaroslav Markl, Chodská, CZ;
Tomá{haeck over (s)} Tesa{haeck over (r)}, Wolkerova, CZ;
Rieter CZ A.S., Usti nad Orlici, CZ;
Abstract
The invention relates to a rotor spinning machine comprising a plurality of operating units situated next to each other, each of which contains a spinning unit ( ) with a singling-out device ( ) having in its body a rotatably mounted combing roller ( ) equipped on its circumferential surface with an operative coating ( ) around which there is provided in the body ( ) of the singling-out device a circumferential fibre channel ( ) whose operative section extends in the sense of rotation of the combing roller ( ) from the mouth of the sliver feeding device ( ) to the supply channel ( ) bringing the singled-out fibres into the rotor, said circumferential fibre channel ( ) having provided therein the mouth of a closable auxiliary supply channel ( ) for pressure air. The closable auxiliary supply channel ( ) of pressure air of each spinning unit ( ) is connected to the outlet ( ) of a closable means ( ) related thereto whose inlet ( ) is by a pressure air pipe ) connected to a pressure air source ( ).