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:
Mar. 24, 1998
Filed:
Nov. 06, 1996
Applicant:
Inventors:
Mario Spatafora, Bologna, IT;
Andrea Berti, Castel S. Pietro Terme, IT;
Assignee:
Azionaria Costruzioni Macchine Automatiche S.p.A., Bologna, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65B / ;
U.S. Cl.
CPC ...
53450 ; 53477 ; 53550 ; 533737 ; 533759 ;
Abstract
A method and an equipment for the sealing of a film of material for wrapping for product, according to which film, wrapped about the products, which are fed in ordered sequence and arranged at predetermined intervals along a packaging line in order to form a tubular envelope having two specific parts respectively defined by two overlapped longitudinal edges and two opposed walls included between two adjacent products and destined to be connected by means of a heat seal, is pre-heated at the specific parts brushing them by means of a beam of radiant electromagnetic energy.