| 摘要 |
PROBLEM TO BE SOLVED: To economically, easily and accurately align a transparent part and an opaque part of a blind sheet. SOLUTION: This invention relates to a blind of a roll type having the blind sheet for alternately arranging the transparent part and the opaque part partially superposed by folding-back for easily and efficiently adjusting natural lighting in a room. This blind has an upper end part support bar, a pair of mutually opposed brackets arranged on both ends of the upper end part support bar, a winding rod having both ends rotatably installed in the respectively corresponding brackets, an adjusting chord arranged between one bracket and the winding rod for rotating the winding rod via a sprocket member, the blind sheet provided with the alternately arranged transparent part and opaque part, having one end fixed to the winding rod and having the other end fixed to the upper end part support bar, and a weight body arranged in a lower end part of the blind sheet for tightly pulling the blind sheet. COPYRIGHT: (C)2006,JPO&NCIPI
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