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. 28, 2019
Filed:
Nov. 16, 2015
Applicant:
Windmöller & Hölscher KG, Lengerich, DE;
Inventors:
Assignee:
Windmöller & Hölscher KG, Lengerich, DE;
Primary Examiner:
Int. Cl.
CPC ...
B65H 18/08 (2006.01); B65H 18/26 (2006.01); B65H 18/20 (2006.01); B65H 27/00 (2006.01);
U.S. Cl.
CPC ...
B65H 18/08 (2013.01); B65H 18/20 (2013.01); B65H 18/26 (2013.01); B65H 27/00 (2013.01); B65H 2401/112 (2013.01); B65H 2404/132 (2013.01); B65H 2404/5322 (2013.01); B65H 2511/135 (2013.01);
Abstract
The invention describes contact rolls for pressing at least one web of material, preferably a web of plastic film, against at least one rotating winding device, the contact roll comprising a surface layer. At least two segments are provided which are spaced axially apart and which extend around, in which segments the quality of the surface layer differs from the quality of the other areas of the surface layer, at least some portions of said segments being in contact with the edges of the at least one web of material.