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:
Nov. 06, 2001
Filed:
Oct. 21, 1999
Roland Möller, Herbrechtingen, DE;
Werner Leitenberger, Schlier, DE;
Jörg Maurer, Steinheim, DE;
Voith Sulzer Papiertechnik Patent GmbH, Heidenheim, DE;
Abstract
Method for winding a material web onto a reel in an apparatus that includes a rotatable feed roll, a carrying drum, a discharge roll and a pulper. Winding device for winding a material web onto a reel, said winding device including: a feed roll, a carrying drum, and a support belt which is adapted to guide the material web over the feed roll and the carrying drum. An external vacuum device is positioned adjacent a circumferential surface of the carrying drum which is not contacted by the support belt and the material web and a winding nip is formed between the carrying drum and the reel. A discharge roll is provided for guiding the support belt, and the discharge roll is located in the vicinity of a pulper, downstream from the carrying drum, relative to a web run direction. The discharge roll is also adapted to divert at least a portion of the material web to the pulper before feeding the material web to the reel. The carrying drum may include at least one of circumferential ridges and perforations, and the support belt is one of a perforated and an air permeable belt. Preferably, the carrying drum includes a perforated jacket.