| 摘要 |
<p>The present invention relates to a sitting cushion for a chair and an indoor sitting cushion wherein preventing devices (7, 8) and a pattern plate (4-2) such as rubber protrusions are installed inside and outside of the sitting cushion. The present invention is capable of preventing generation of factors causing hemorrhoid by preventing moisture and odor (bacteria) factors generated between a seat surface of a chair (indoor floor) and a sitting cushion surface when continuously using the seating cushion on an office chair, and on an indoor floor without heating equipment and environmental contaminants caused in an office and an indoor space; thereby remarkably contributing to human society.</p> |
