| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bag combining a cushioning property with flexibility by contriving the combination of a cushion material and a surface cloth. <P>SOLUTION: Low repulsion urethane foam (4) is used as an inner side cushion material, and a hard member layer (3) having hardness higher than the hardness of the low repulsive urethane foam is used as an outer side surface cloth. It is preferable that the hardness of the hard member layer (3) is 25-50, and an EVA (ethylene-vinyl acetate) resin for instance is preferable, the thickness of the low repulsion urethane foam (4) is 4-8 mm, and the thickness of the hard member layer (3) is 2-4 mm. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
