发明名称 Continuous packaging in heat - shrinkable material - by heating to se weakened transverse zones
摘要 <p>In a process for continuous packaging of articles in a sheet of heat shrinkable material, weakened transverse zones are formed in the material at regular intervals, articles are placed between successive zones of weakness, the sheet is continually wrapped around successive articles to form a continuous tube open at the ends, the tube is heated in the weakened zones to sever it and to form an independent section for each article. By separating the process of packaging from that of sectioning the tube, higher output rates can be secured.</p>
申请公布号 FR2086648(A5) 申请公布日期 1971.12.31
申请号 FR19700012232 申请日期 1970.04.03
申请人 DUPONT DE NEMOURS 发明人
分类号 B65B9/06;B65B53/06;(IPC1-7):65B9/00;65B53/00 主分类号 B65B9/06
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