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. 25, 2006
Filed:
Jul. 06, 2001
Omar Succi, Modena, IT;
Sebastian Heinonen, Lund, SE;
Remo Amadei, Modena, IT;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
A unit () for processing a web () of packaging material, and having at least a first station () for forming a number of through holes () in the web (); a second station () for sealing the holes by applying respective opening devices (); a feed device () for step feeding the web () along a path (P) through the first and second station (); a position sensor () generating a presence signal (S) indicating the passage, past the sensor (), of reference elements (C;) carried by the web () and bearing a predetermined relationship with the holes (); a control device () for controlling the feed device () in response to the presence signal (S); and actuating means () cooperating with the second station () to move the second station in a direction parallel to said path (P), and activated by the control device () to adjust the position of the second station () as a function of the presence signal (S).