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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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