发明名称 |
Pop-a-top canning jar lids |
摘要 |
A closure assembly for a glass canning jar has an internally threaded skirt portion and a transverse lid portion having a rim section separated from a center section by a continuous weakened region in the form of a surface groove. A manual pull member is mounted on the center section. The transverse lid portion may be integral with the skirt or may comprise a separate member.
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申请公布号 |
US4159061(A) |
申请公布日期 |
1979.06.26 |
申请号 |
US19770790806 |
申请日期 |
1977.04.25 |
申请人 |
COLLINS, ROBERT E;CORNELIUS, BILLE F |
发明人 |
COLLINS, ROBERT E;CORNELIUS, BILLE F |
分类号 |
B65D45/34;(IPC1-7):B65D53/02;B65D41/32 |
主分类号 |
B65D45/34 |
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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