发明名称 Resealable lid structure for a container
摘要 A lid structure is formed of conjoined upper and lower sheets of material. One of the sheets has a receptacle formed therein which receives an elastomeric pad. The portion of the conjoined first and second sheets form a sealing flange which completely surrounds the periphery of the receptacle and which provides a surface whereby the lid may be secured to a container.
申请公布号 US4847050(A) 申请公布日期 1989.07.11
申请号 US19850757575 申请日期 1985.07.22
申请人 E. I. DU PONT DE NEMOURS AND COMPANY 发明人 JENKINS, RICHARD S.;STOZEK, ROBERT L.
分类号 B01F11/02;B01L3/00 主分类号 B01F11/02
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