| 摘要 |
A tube type windproof door system is provided to prevent the loss of heat while air-conditioning and heating by cutting off the outside air or the inside air and to prevent an injury caused by getting hands or feet caught in a gap between doors while opening and closing a door using an elastic tube. The invention relates to a tube type windproof door system for cutting off indoor air flow by installing an elastic tube(23) provided with a tube projection and an expansion part along a gap between doors, and injecting air or fluids such as water or oil to the tube using a pump(22) at the appointed pressure and expanding the tube to be adhered closely to a gap between doors. |
