| 摘要 |
PROBLEM TO BE SOLVED: To improve durability of a cushion pad, and acquire a product that does not cause a feeling of foreign-body.SOLUTION: There is provided a system for detecting deformation of a cushion pad including: a cushion pad composed of magnetic elastomer in which magnetic filler is dispersed in elastomer, and whose arithmetic average roughness (Ra) is 0.5-10 μm, and soft foamable polyurethane which is integrated into the magnetic elastomer by adhesion; and a magnetic sensor for detecting a magnetic variation attributed to the deformation of the cushion pad, and there is provided a manufacturing method thereof. |
