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:
Sep. 13, 2011
Filed:
Jul. 08, 2003
Gérard Perrin, Meyzieu, FR;
Henri Pionchon, Lyons, FR;
Gérard Perrin, Meyzieu, FR;
Henri Pionchon, Lyons, FR;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
The invention relates to a stopper, provided with an obstructor (), for a can. Said stopper comprises a cap () provided with a central opening () and an annular skirt (), and an annular shaft () extending around the opening, in addition to a capsule () which is detachably fixed, by means of a tear element (), to a free edge () of the shaft opposite the opening. The tear element joining the shaft to the capsule is placed in an entrance area at an angle in the free edge of the shaft. At least one sealing lip () is disposed on the inner surface of the shaft, and the cap, skirt and capsule of the stopper are molded in a single piece without any welding or the addition of another component or detachable part. The invention also relates to a method for the production of said stopper by offset injection in a region which is outside the cap.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile