| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress marked drop of the inner pressure of a container body even when the inner pressure reaches a predetermined pressure. <P>SOLUTION: A container includes the container body 11 for housing food material, a first lid 12 fitted into the opening part of the container body 11 detachably, and a second lid 13 fitted vertically slidably while the position of a raised end is regulated by the first lid 12. When the second lid 13 is raised relative to the first lid 12, a ventilation path between the first lid 12 and the second lid 13 is opened to outside so that the inside and outside of the container body 11 communicate with each other through the ventilation path and a vent hole 23 generated at the top wall portion 14 of the first lid 12. <P>COPYRIGHT: (C)2009,JPO&INPIT |
