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:
Aug. 05, 2003
Filed:
May. 07, 2001
Mario Spatafora, Bologna, IT;
Loris Grepioni, Castel Maggiore, IT;
G.D. Societa′ Per Azioni, Via Pomponia, IT;
Abstract
A method and unit for closing the ends of tubular wrappings on a cigarette packing machine, wherein the tubular wrappings enclosing respective groups of cigarettes are fed continuously and successively along an annular path and through two folding stations, in the first of which a movable folding member and a fixed folding member, common to all the tubular wrappings, fold the short sides of a projecting tubular portion of the tubular wrapping to define two projecting major tabs, and in the second of which a single rocker arm, common to all the tubular wrappings, is swung to successively fold the two major tabs while the wall of the tubular wrapping coplanar with each major tab is maintained, during folding, contacting a respective flat supporting wall.