B - Operations – Transporting – 65 – H
Patent
B - Operations, Transporting
65
H
B65H 19/28 (2006.01) B65H 19/18 (2006.01) B65H 19/26 (2006.01)
Patent
CA 2476878
The invention relates to an element (1) for forming a leading end (5) of a web from a running material web (2), especially a paper or board web, having a certain width (B). The invention is characterised in that the inventive element (1) has a smaller width (BM) than the width (B) of the material web (2), and in that the element (1) is embodied in such a way that a new leading end of a web (5) is formed at the latest after said element has been introduced into a nip (N1) formed by a winding cylinder (4) and the winding core (3), and is partially covered by the material web (2). The invention also relates to a method for forming a leading end of a web (5) from a running material web (2), especially a paper or board web, and to a method for forming a leading end of a web (5) from a running material web (2), especially a paper or board web, applied to a winding core (3), whereby at least one element (1) is used according to one of the cited claims.
L'invention concerne un moyen (1) servant ~ former une amorce de bande (5) ~ partir d'une bande de matire en mouvement (2), notamment d'une bande de papier ou de carton, ayant une largeur (B). L'invention est caract~ris~e en ce que le moyen (1) a une largeur (BM) inf~rieure ~ la largeur (B) de la bande de matire (2) et en ce que le moyen (1) est r~alis~ de sorte qu'une nouvelle amorce de bande (5) est form~e, au plus tard aprs l'introduction du moyen dans un espacement (N1) form~ par un cylindre d'enroulement (4) et le mandrin d'enroulement (3), lors du recouvrement au moins partiel du moyen (1) par la bande de matire (2). L'invention concerne ~galement un proc~d~ pour former une amorce de bande (5) ~ partir d'une bande de matire en mouvement (2), notamment d'une bande de papier ou de carton, ainsi qu'un proc~d~ pour former une amorce de bande (5) ~ partir d'une bande de matire en mouvement (2), notamment d'une bande de papier ou de carton, sur un mandrin d'enroulement (3), selon lesquels on utilise au moins un moyen (1) selon l'invention.
Madrzak Zygmunt
Wohlfahrt Matthias
Sim & Mcburney
Voith Paper Patent Gmbh
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