发明名称 |
HERMETIC SEAL AND WIDE-MOUTHED BOTTLE SEALED BY THE SEAL |
摘要 |
<p>A hermetic seal for sealing a mouth of a wide-mouthed bottle having a body portion thinly formed by stretch blow molding, and a wide-mouthed bottle a mouth of which is sealed by the hermetic seal. A synthetic resin laminated sheet comprising an aluminum sheet or an aluminum foil as a base is punched into the same shape as a mouth of the wide-mouthed bottle to form the hermetic seal. The sheet is formed into a flat peripheral portion and a bellows inside the flat portion to have alternate multiple mountain and valley portions by press molding concurrently with the punching. The bellows is formed in a concentrical state or in a spiral state to prevent the deformation of the body portion caused by a reduced pressure inside the bottle resulting from cooling <IMAGE></p> |
申请公布号 |
EP0943553(A1) |
申请公布日期 |
1999.09.22 |
申请号 |
EP19980931036 |
申请日期 |
1998.07.10 |
申请人 |
A.K. TECHNICAL LABORATORY, INC., |
发明人 |
CHINO, HIROSHI |
分类号 |
B65D41/20;B65D51/18;B65D51/20;B65D53/00;B65D79/00;(IPC1-7):B65D53/04 |
主分类号 |
B65D41/20 |
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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