发明名称 Reclosable valve with removable hermetic external seal means
摘要 A reclosable valve stem actuated valve structure for aerosol-type containers and the like is provided which has an external seal that includes a seal member, a bonding agent, and a separatable frangible zone. The external seal is installed after the valve structure is associated with a container and after a container filling operation of the type where filling is accomplished through the valve structure.
申请公布号 US4513889(A) 申请公布日期 1985.04.30
申请号 US19820452953 申请日期 1982.12.27
申请人 BEARD, WALTER C. 发明人 BEARD, WALTER C.
分类号 B65D17/28;B65D83/14;(IPC1-7):B65D55/08 主分类号 B65D17/28
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