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:
Nov. 27, 1984
Filed:
Dec. 07, 1981
Applicant:
Inventors:
Assignee:
AB Akerlund & Rausing, , SE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ; B32B / ; B65C / ; B65C / ;
U.S. Cl.
CPC ...
156160 ; 156213 ; 156229 ; 156446 ; 493297 ; 493303 ; 493306 ;
Abstract
The invention relates to the covering with sheet material of flexible symmetrical angulate tubes, especially components of packages. By utilizing the resilient cross-sectional deformability of the tubes, there is provided a method and apparatus where the tube is mounted onto a cylindrical mandrel having a circumference corresponding essentially to the inner circumference of the tube and thereafter applying the sheet material around essentially the entire circumference of the tube.