发明名称 |
Plastic plug type closure for beverage containers |
摘要 |
A closure for a container wherein the closure is made of plastic and is attached to the container by means of a web and bead, the bead being held captive within a channel which is inscribed within the pour opening and the bead, providing a sharp edge and being arranged in such manner with the pull tab which is adapted to release the closure to concentrate the forces against a sharp cutting edge provided on the channel.
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申请公布号 |
US4407424(A) |
申请公布日期 |
1983.10.04 |
申请号 |
US19820394231 |
申请日期 |
1982.07.01 |
申请人 |
THE CONTINENTAL GROUP, INC. |
发明人 |
HEYN, WILLIAM M. |
分类号 |
B65D17/50;(IPC1-7):B65D17/34 |
主分类号 |
B65D17/50 |
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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