| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a shape keeper for bags, which enables the preservation of a high-grade bag with a simple structure by effectively keeping its shape according to the material, size or form. <P>SOLUTION: The shape keeper loosely houses an inner envelope body 6 enclosing a moisture adjusting material with a breathing sheet 2 into an outer envelope body 3 enclosing a buffer material 1 with a breathing sheet 5. Thus, the outer envelope body 3 is allowed to ventilate air while the moisture adjusting material 4 is composed of one or more kinds of porous materials or hygroscopic sheets. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
