发明名称 Interleaved rolls of web material
摘要 A means is disclosed for preventing the generation of wrinkles in wound rolls of web material. Wrinkles tend to form in wound rolls after an indefinite time of storage and growth of such post-forming wrinkles is eliminated by insertion of an interleaf of material into the outer layers of the rolled web.
申请公布号 US4258846(A) 申请公布日期 1981.03.31
申请号 US19790033439 申请日期 1979.04.26
申请人 E. I. DU PONT DE NEMOURS AND COMPANY 发明人 CAMPO, EDGAR A.
分类号 F16C13/00;B65H18/28;B65H75/00;(IPC1-7):B65H54/00;B65D85/66 主分类号 F16C13/00
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