发明名称 Apparatus for removing the waste edge pieces from punched blanks
摘要 Waste edge pieces are separated from punched blanks, especially cardboard box blanks, by puncturing to engage followed by outward pulling. The puncturing action is performed by a pawl, having a serrated edge, which is driven in an orbital motion.
申请公布号 US4537589(A) 申请公布日期 1985.08.27
申请号 US19820439640 申请日期 1982.11.05
申请人 HEINRICH GREVE GMBH 发明人 SCHMIDT, HEINRICH
分类号 B26D7/18;B26F3/02;B31B1/14;(IPC1-7):B31B49/00 主分类号 B26D7/18
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