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. 26, 2017
Filed:
Apr. 09, 2014
Showa Aluminum Can Corporation, Tokyo, JP;
Shinichi Ojima, Tokyo, JP;
Kazunori Ikeda, Tokyo, JP;
Tetsuo Kashiwazaki, Tokyo, JP;
Asumi Suwa, Tokyo, JP;
SHOWA ALUMINUM CAN CORPORATION, Tokyo, JP;
Abstract
A first score line () is provided with a modified groove width portion () in which the groove width differs from the groove width of other portions. This modified groove width portion () is formed by imparting curvature to a point of a first side surface (B) and this portion of a second side surface (C) are respectively distended in an outward direction. To describe further, the modified groove width portion () is formed by forming respective recessed portions in the first side surface (B) and the second side surface (C). In so doing, rupture of a panel can take place in satisfactory fashion along a score line having a branched portion.