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:
Sep. 24, 2024
Filed:
Jul. 29, 2021
Aetna Group S.p.a., Verucchio, IT;
Mauro Ceré, Verucchio, IT;
Massimiliano Vaccari, Verucchio, IT;
AETNA GROUP S.P.A., Verucchio, IT;
Abstract
An unwinding apparatus associable with a wrapping machine for delivering films comprises a supporting frame to rotatably support a first reel of a first film; adjustment elements to rotatably support a second reel of a second film and to arrange it in one of a plurality of operative positions, in which the second reel is staggered with respect to the first reel; guiding rollers to guide and partially overlap the first film and the second film at a longitudinal partial overlapping band; joining assembly for joining the first film and the second film along a longitudinal joining band made inside a width of the longitudinal partial overlapping band so as to obtain a single-body composite film; the joining assembly comprises a welding device or a gluing device.