| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that a pillow and a mattress now in the market, which are comfortable to sleep and feel good to touch while relieving muscular stress by an acupressure effect during sleeping for promoting circulation of the blood, are expensive.SOLUTION: The pillow and the mattress, which employ a marketed inexpensive material whose characteristics are fully utilized, can be adjusted to each preference and have the acupressure effect by the self-weight of an uneven PE resin material. According to the result of a questionnaire on experiences with trial products, it becomes clear that they have the acupressure effect. |
