发明名称 MACHINE FOR ERECTING HEXAGONAL DRUM AND BLANK THEREFOR
摘要 <p>Method and apparatus for erecting a polygonal carton from a collapsed envelope (blank) are disclosed. The carton is preferably a two-ply hexagonal carton having a bottom that forms automatically as the oppositely disposed sidewall-forming panels of the envelope are separated. An improved envelope for use with the apparatus is also disclosed.</p>
申请公布号 CA1179174(A) 申请公布日期 1984.12.11
申请号 CA19830439524 申请日期 1983.10.21
申请人 INTERNATIONAL PAPER COMPANY 发明人 SANFORD, ROBERT J.
分类号 B31B1/00;(IPC1-7):B31B1/00 主分类号 B31B1/00
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