发明名称 缶蓋および飲料缶
摘要 PROBLEM TO BE SOLVED: To provide a can lid or the like capable of inhibiting increase in operating load of a tab that may occur when a region surrounded by a score line is large or the tab is small.SOLUTION: A first score line 430 is formed on the surface of a panel 400. The first score line 430 is formed so as to surround a region RA pressed by the tab, in the panel 400. The first score line 430 is also formed in an approximately U shape so as to bulge toward an outer peripheral edge 410 of the panel 400. A second score line 450 is formed in a region surrounded by the first score line 430 on the surface of the panel 400. The second score line 450 has one end 451 and another end 452. The one end 451 of the second score line 450 is positioned inside the region surrounded by the first score line 430 and the another end 452 is connected to the first score line 430.
申请公布号 JP5902261(B2) 申请公布日期 2016.04.13
申请号 JP20140166579 申请日期 2014.08.19
申请人 昭和アルミニウム缶株式会社 发明人 小島 真一;村岡 健裕;池田 和紀;柏崎 哲夫;諏訪 明日美
分类号 B65D17/34;B65D17/347;B65D17/353 主分类号 B65D17/34
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