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:
Dec. 07, 2004
Filed:
Apr. 11, 2003
Peter Joseph Hendriks, Weert, NL;
Wilhelmus Catharina Gerardus Maria Tax, Weert, NL;
Joseph Johan Maria Van Rens, Weert, NL;
CFS Weert B.V., RV Weert, NL;
Abstract
A form-fill-seal device for forming bags from a web-shaped foil material, filling them with products and subsequently sealing them, the device comprising a foil supply station having means for holding a roll of foil web, a form shoulder for transforming the foil web into a foil tube and a station placed between the supply station and the form shoulder for applying a zipper strip transverse to the foil web for each bag to be made, the foil web following a first transport track between the supply station and the application station and a second transport track between the application station and the form shoulder, respectively, the device comprising a driver for continuously driving the foil web, the device further comprising a buffer former for forming a buffer length of foil web, which buffer former comprises a first foil web diverter and a second foil diverter, which engage onto the first and second track of the foil web respectively, and are connected to each other for simultaneous but opposite movement by a buffer former driver towards the first track and away from the second track, respectively, and vice versa, while taking up and discharging, respectively, equal lengths of foil web.