| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lid of a paper-made tube and a paper-made tubular container whose components other than a fastening ring can be made of paper, and which can reduce a cost and is resistant to external force such as drop impact. <P>SOLUTION: The lid 11 for closing an upper opening rim 2 made of paper comprises a paper-made circular lid body 60 and a paper-made reinforcing ring 61 fixed thereto. The lid body 60 is formed with a flange 60a to be put over an annular portion 4 of the tube 1 from the outside and an annular recessed groove 60b located in the vicinity of the inside of an upper opening rim 2a of the tube 1, and the reinforcing ring 61 is fitted in the groove 60b and fixedly glued thereto. The flange 60a of the lid 11 is put over the annular portion 4 of the tube 1 from outwardly upward, and the fastening ring 12 is fitted over to have the upper opening 2 closed, completing the tubular container. <P>COPYRIGHT: (C)2003,JPO |
