发明名称 |
Adhesive closure for flexible bag |
摘要 |
A resealable flexible thermoplastic bag including a front wall and a back wall, said walls being joined along the major portions of their opposite longitudinal edges and bottom; an open mouth adjacent to the top edge of said bag; a closure near the open mouth of said bag including an adhesive strip affixed to a first inner surface of one of a front wall or rear wall of a bag at a preselected distance from the opening of the bag; and a first roughened surface strip affixed to a second inner surface of one of a front wall or rear wall of a bag at a preselected distance from the opening of the bag; said roughened surface of said bag being pressable against and into said adhesive strip on said first inner surface, whereby a seal is formed by contacting said adhesive strip with said roughened surface of said second inner surface.
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申请公布号 |
US5575747(A) |
申请公布日期 |
1996.11.19 |
申请号 |
US19950454758 |
申请日期 |
1995.05.31 |
申请人 |
DOWBRANDS L.P. |
发明人 |
DAIS, BRIAN C.;PORCHIA, JOSE |
分类号 |
B65D33/20;(IPC1-7):B31B1/90;B31B1/84 |
主分类号 |
B65D33/20 |
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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