发明名称 CAN WITH PLUG FOR TEMPORARILY SEALING PORT
摘要 PROBLEM TO BE SOLVED: To provide a can having a plug for temporarily sealing its port having superior quality and showing superior productivity. SOLUTION: This can having a temporary sealing plug is made such that a circumferential edge 10 at the extremity end surface of a protruding section 70 forms a flat surface and its inner circumferential side is formed with a notch section 12. The inner circumferential side of the notch section 12 is provided with at least three-fold folding segments 39, and an easy-cut line at its lower-most section. An opening piece 44 is present at a lower position than the circumferential edge 10. The outer circumferential part of the protruding section 70 is provided with a plurality of engaging protrusions 38. An opening temporary sealing plug 31 is provided with a first cylindrical section 52 fitted to the protruding section 70 and a second cylindrical section 54 protruded at an opposite side of the first cylindrical section 52 and fitted to the protruding section 70, and its inner circumferential surface is provided with a second temporary protruding section 55 engaged with an engaging protrusion 38. There are provided an opening fitted protrusion 58 protruded from the second cylindrical section 54 and breaking the easy-cut line and an annular protrusion section 57 smaller than the opening fitted protrusion 58 and larger than the second cylindrical section 54.
申请公布号 JP2001055257(A) 申请公布日期 2001.02.27
申请号 JP19990233281 申请日期 1999.08.19
申请人 DAIWA CAN CO LTD 发明人 MATSUKAWA YOSHIHIKO;YAMAGUCHI TSUTOMU;YAMAMOTO AKIRA
分类号 B65D41/32;B65D17/34;B65D17/347;B65D17/353;B65D17/50;B65D41/48;B65D53/08 主分类号 B65D41/32
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