发明名称 |
Closure having an improved thread design |
摘要 |
A closure for use on a container having an externally threaded neck is disclosed wherein an inner surface of a downwardly depending skirt portion of the closure cap includes a helical thread having a flat upper surface with a lower thread profile having a first depth greater than an upper thread profile of a second depth. The helical thread of the closure tapers into the sidewalk of the closure skirt. The closure is provided with a seal integral with the inner surface of the skirt, spaced from a top wall of the closure, and retained at a lowermost point along the downwardly depending skirt by a bead.
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申请公布号 |
US6854614(B2) |
申请公布日期 |
2005.02.15 |
申请号 |
US20010933919 |
申请日期 |
2001.08.21 |
申请人 |
REXAM MEDICAL PACKAGING, INC. |
发明人 |
SPRICK WILLIAM DOUGLAS |
分类号 |
B65D41/04;(IPC1-7):B65D41/04 |
主分类号 |
B65D41/04 |
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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