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. 09, 2023
Filed:
May. 30, 2018
Philip Morris Products S.a., Neuchatel, CH;
Yorick Klipfel, St-Saphorin-sur-Morges, CH;
Marc Perrinjaquet, Chez-le-Bart, CH;
Philip Morris Products S.A., Neuchatel, CH;
Abstract
The present invention relates to a method for unwinding a bobbin () of a coiled sheet (), the method comprising the steps of: providing a bobbin of a coiled sheet, the bobbin having a first rotation axis () and comprising a free portion () of the sheet unwound from the bobbin, the free portion () defining a contact line () as a line separating the free portion and the remaining of the coiled sheet (); providing a roller () having a second rotation axis substantially parallel to the first rotation axis (); putting the roller () in contact with the bobbin () at the contact line (); unwinding the sheet from the bobbin () pulling the sheet in an unwinding direction such that an angle between the free portion of the sheet and a radius of the bobbin at the contact line is comprised between about 110 degrees and about 150 degrees or between about 200 degrees and about 300 degrees; and while unwinding the sheet from the bobbin keeping the roller in contact with the outer surface of the bobbin. The present invention also relates to a kit to unwind a sheet of material wound in a bobbin.