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:
Oct. 25, 2022
Filed:
Oct. 17, 2018
Applicant:
Trivium Packaging Group Netherlands B.v., Deventer, NL;
Inventors:
Alain Le Talludec, Durtal, FR;
Bernard Deltour, Crosmieres, FR;
Assignee:
TRIVIUM PACKAGING GROUP NETHERLANDS B.V., Deventer, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 51/44 (2006.01); B29C 65/18 (2006.01); B29C 65/36 (2006.01); B29C 65/00 (2006.01); B65D 17/50 (2006.01); B29L 31/56 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B21D 51/443 (2013.01); B29C 65/18 (2013.01); B29C 65/368 (2013.01); B29C 65/3656 (2013.01); B29C 66/24221 (2013.01); B29C 66/474 (2013.01); B29C 66/5346 (2013.01); B29C 66/71 (2013.01); B29C 66/7234 (2013.01); B29C 66/72321 (2013.01); B29C 66/7352 (2013.01); B29C 66/73921 (2013.01); B65D 17/502 (2013.01); B29C 2793/0018 (2013.01); B29C 2793/0081 (2013.01); B29L 2031/565 (2013.01); B29L 2031/717 (2013.01);
Abstract
A lid suitable for closing a metal can includes a metal ring onto which a peelable membrane is sealed. An inner annular part of the metal ring is equipped with a roll defining an annular space therebetween. The first connection portion of the roll and the second connection portion of the inner annular part opposite are sealed to one another by element of a heat-sealing material to form a seal sealing the annular space so at to protect the free edge of the roll. The invention also relates to a method for producing such a lid.