发明名称 Method and apparatus for performing multiple necking operations on a container body
摘要 Method and apparatus for performing multiple necking operations, such as by utilizing a plurality of die necking stations. In one aspect of the present invention a plurality of venting port(s) are incorporated on a necking assembly which performs a necking operation on a necked container body. In another aspect of the present invention the container body is centered with respect to a necking assembly which produces a double-neck container body configuration.
申请公布号 US5469729(A) 申请公布日期 1995.11.28
申请号 US19930157827 申请日期 1993.11.23
申请人 BALL CORPORATION 发明人 HAGER, MILTON S.
分类号 B21D51/26;(IPC1-7):B21D41/04 主分类号 B21D51/26
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