| 摘要 |
The present invention relates to insole and heel of a shoe. In order to equip a spring cushion device firmly and to be able to replaced, it is required to manufacture outsole and heel in a special way. In order to take the spring cushion, an empty pocket like an air cushion is made, the center of the pocket is cut, and the spring cushion is put in the pocket. The outsole and heel are comprised integrally. Inside of the heel part is empty for building an entrance in the front side. The air cushion pocket having the spring cushion device is put in the empty part. To prevent them from coming out, it is finished by a device. Hence, economical outsole and heel are manufactured, and the replacement of the spring cushion device is possible. |
