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:
Oct. 01, 2024
Filed:
Oct. 30, 2020
Tetra Laval Holdings & Finance S.a., Pully, CH;
Lauro Bellucci, Modena, IT;
Fabrizio Tavernari, Nonantola, IT;
Armando Stagliano, Modena, IT;
Fabrizio Battistini, Argelato, IT;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
A unit for applying opening devices to a web of packaging material at predetermined areas of the web arranged at a non-zero distance from one another along the web; the unit comprises a feeding group configured for feeding the web along an advancing path; at least one first tool, arranged at a first desired position along the path and configured to apply a first opening device to a corresponding first predetermined area arranged at the first desired position; and at least one second tool, arranged at a second desired position along the path and configured to apply a second opening device to a corresponding second predetermined area arranged at the second desired position; and a buffer portion arranged along the path, downstream of the second tool and upstream of the first tool, and configured to include and/or accumulate a web portion having a number of predetermined areas which is an integer multiple of the number of tools of the unit.