| 摘要 |
<p>The present invention relates to a roll blind featuring enhanced safety. The roll blind according to the present invention includes: a frame which has a predetermined length in the horizontal direction; a winding rod which is rotatably supported by the frame and has a predetermined length in the horizontal direction; a screen member with an upper end unit fixed on the winding rod; a first conical gear with a driving shaft coupled to a side end unit of the winding rod; a second conical gear which meshes with the first conical gear and is coupled to the first conical gear to make the driving shaft parallel to the driving shaft of the first conical gear; and an adjustment handle which is coupled to an end of the driving shaft of the second conical gear and has a predetermined lengthen in the vertical direction. The adjustment handle is rotated to rotate the winding rod to lift the screen member up and down.</p> |
