| 摘要 |
A cover opening and closing device installed on an air greenhouse of the present invention comprises a rail rope installed to surround the outer circumferential surface of the air greenhouse; a moving unit combined with the rail rope to reciprocate between one side and the other side of the air greenhouse along the rail rope and having one side combined with the cover; and a pulling strap combined with both sides of the moving unit. The present invention provides a cover opening and closing device installed on an air greenhouse, which has a moving unit combined to the rail rope to reciprocate between one side and the other side of the air greenhouse along the rail rope installed on the outer circumferential surface of the air greenhouse, thereby easily covering and opening the air greenhouse with the cover by combination of the cover covering the air greenhouse and the moving unit. |
