| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an airtight container for packing whose lid can easily be half-opened by means of a simple composition. <P>SOLUTION: The airtight container for packing is composed of a container body 10 and a lid part 20 having a flange 21 which is sealed with a flange 11 of the container body 10. Sealing parts of the flanges 11, 21 are made up with a weak-sealing part for an easier opening of a part of the lid and a strong- sealing part making it difficult to open the rest of the periphery. <P>COPYRIGHT: (C)2003,JPO |
