| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a packaging case that has a sufficient protection function while taking a simple packaging form. <P>SOLUTION: The packaging case A formed by folding one paper packaging material includes: a body A1 comprising folding one paper packaging material in a cylindrical shape capable of storing an object to be packaged and connecting overlapped parts of the paper packaging material; and sealing parts A2, A2' at both sides of the body. With respect to the sealing parts A2, A2', one facing part of annular continuous sealing pieces 2 connected to both side edges of the body A1 is folded inwardly while facing remaining parts are joined for closing. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
