发明名称 Coin wrapper forming apparatus
摘要 A machine for forming coin wrappers in which paper from a roll is cut into prescribed lengths and formed into paper cylinders within a selected cavity of a drum or turret having several cylindrical cavities, each with a diameter corresponding to a currently used coin. A paper cylinder is so formed, a crimping-ejection device engages one end of it, crimps that end and then ejects it as a completed coin wrapper.
申请公布号 US3908525(A) 申请公布日期 1975.09.30
申请号 US19740429952 申请日期 1974.01.02
申请人 RISTVEDT, VICTOR G.;JOHNSON, ROY B. 发明人 RISTVEDT, VICTOR G.;JOHNSON, ROY B.
分类号 B31C1/00;(IPC1-7):B31C1/02 主分类号 B31C1/00
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