作者: Matsumura Takashi
DOI:
关键词:
摘要: PROBLEM TO BE SOLVED: To provide a rolled sheet storage product enabling to be taken out easily and positively even if diameter is reduced. SOLUTION: Valley folding linear lines 25a, 20a are formed between both longitudinal end edges at right side wall 25 left 20 in central part of short direction the 20. A plurality triangular hook pieces 42 continously extremity ends pair upper wing segments 40 their sides. Along with this arrangement, straight line slits 52 arranged along lower 50 50. COPYRIGHT: (C)2010,JPO&INPIT