| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an easily openable package capable of accurately preventing a content from leaking, easily opening, and excellent in hygienic aspect when it is opened. <P>SOLUTION: The easily openable package includes: a vertical sealed part which sealed an overlapped end part on a cylindrical film made by curving a film; and lateral sealed parts respectively sealed in the vertical direction to the vertical sealed part on both end parts. The lateral sealed parts includes: a first lateral sealed part for sealing one end part of the cylindrical film over the whole lateral direction; and a second lateral sealed part for sealing the other end part of the cylindrical film over the whole lateral direction. In the second lateral sealed part, a non-sealed region wherein only overlapped end parts each other are vertically sealed over a region separated by a predetermined distance from the other end part across the overlapped end part, is provided, and the non-sealed region includes a third lateral sealed part forming a hollow non-sealed region along the other end part. <P>COPYRIGHT: (C)2013,JPO&INPIT |
