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:
Apr. 27, 2004
Filed:
Sep. 04, 2001
Roland Palmqvist, Åkarp, SE;
Martin Martell, Kävlinge, SE;
Ebi Shokri, Vallentuna, SE;
Maurizio Mazzetto, Modena, IT;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
The present invention relates to a counter rail and a dolly, suitable for use in an apparatus for heat sealing a laminated packaging material for packaging of a liquid or flowing product, wherein the counter rail and the dolly each are made of a substantially plastics material. The invention also relates to an apparatus for heat sealing and to a sealing/cutting apparatus including said counter rail and dolly, as well as to a packaging machine including such a sealing apparatus and counter rail and dolly of the invention. Furthermore, the invention relates to a method of producing said counter rail and dolly by means of co-injection molding.