| 摘要 |
PROBLEM TO BE SOLVED: To provide a cushion which gives fresh stimuli to the body without giving excessive stimuli and is flexible, so that it is used at each part of the body. SOLUTION: A cushion comprises an elastic material by joining a plurality of tubes including a plurality of kinds of tubes having different diameters in a reed screen manner or joining the joints in the shape of the reed screen so that at least a part of it is a tube having a different diameter from that of an adjacent tube. COPYRIGHT: (C)2011,JPO&INPIT
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