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. 12, 1995
Filed:
Nov. 02, 1994
Applicant:
Inventors:
Karl-Erik Lundh, Gislaved, SE;
Jan Hakansson, Eslov, SE;
Assignee:
Tetra Laval Holdings & Finance S.A., Pully, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156 731 ; 156201 ; 156217 ; 156227 ; 15624415 ; 156544 ; 26417717 ; 264442 ;
Abstract
The invention relates to a method of distributing opening devices and preparing the opening devices for application individually to a packaging containers. The opening devices are positioned, closed and marshalled together to form a web or a sheet. The prefabricated opening devices are arranged in rows of length x. Two or more of the opening devices in each row are provided with projections which are placed against corresponding opening devices in a neighboring row and are welded together using ultrasonic means.