发明名称 Segmented blow pin for molding machines employing replaceable cutting ring
摘要 A blow pin for molding machines includes first and second separate members juxtaposed adjacent to each other, with a replaceable cutting member positioned between the first and second members and with a shoulder-fastener arrangement associated with the blow tube for holding the first and second members together with the cutting member therebetween.
申请公布号 US4631020(A) 申请公布日期 1986.12.23
申请号 US19850797928 申请日期 1985.11.14
申请人 SEWELL PLASTICS, INC. 发明人 FRANKENBERG, ROBERT E.;CALDERAZZO, MARK A.
分类号 B29C49/04;B29C49/58;B29C49/76;(IPC1-7):B29C49/58 主分类号 B29C49/04
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