发明名称 Method for making an easy opening container end closure
摘要 A closure for closing the open end of a container having contents therein which dissociate a gas therefrom. The closure is adapted to provide an opening for access to the contents. The opening is adapted for a snap assembly with a plastic cap to effect a substantially gas-tight seal of the opening under high pressures to enable resealing of the container after dispensing a portion of the contents.
申请公布号 US4685849(A) 申请公布日期 1987.08.11
申请号 US19860892796 申请日期 1986.08.04
申请人 ALUMINUM COMPANY OF AMERICA 发明人 LABARGE, ROBERT L.;HEFFNER, ROBERT E.
分类号 B21D51/38;B65D41/18;B65D47/08;(IPC1-7):B21D51/42 主分类号 B21D51/38
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