| 摘要 |
PURPOSE: A seat cushion is provided to offer comfort which offered by a ventilation seat through preventing closing due to the load of a passenger with keeping softness. CONSTITUTION: A seat cushion comprises a pad(10), a ventilation channel(20), and an insert(30). The pad offers cushioning. The ventilation channel is formed along the pad. The lower part of the ventilation channel has load supporting force bigger than the upper part. The insert is installed to cover the lower part of the ventilation channel in the pad. The insert is composed of the material stronger than the pad and installed to cover the 1/2~1/3 of the depth of the ventilation channel from the bottom. |
