发明授权
- 专利标题： Reclosable bag
- 专利标题（中）： 可拆包
-
申请号： US22668072申请日： 1972-02-16
-
公开(公告)号： US3827472A公开(公告)日： 1974-08-06
- 发明人: URAMOTO T
- 申请人： SEISAN NIPPONSHA KK
- 专利权人： Seisan Nipponsha Kk
- 当前专利权人： Seisan Nipponsha Kk
- 优先权： US22668072 1972-02-16; US88249169 1969-12-05
- 主分类号： A44B19/16
- IPC分类号： A44B19/16 ; B65D33/25 ; B65D31/02
摘要：
A flexible bag structure having an outer layer and an inner layer with the layers bonded to each other and being coextensive to the top of the bag, and the inner layer formed of a plastic with interlocking rib and groove profiles integral with the plastic to close the top of the bag and tear strip means integral with the inner layer and opposite the coextensive outer layer for tearing the top off of the bag with the tear strip means preferably in the form of a pair of ribs.
信息查询
