WINDOW CURTAIN CONTROL DEVICE
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United States of America Patent
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app pub date -
Aug 3, 2017
filing date -
Aug 9, 2016
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Abstract
A window curtain control device includes a top box having a room therein, and a fixed part and a scrolling member are respectively positioned on two ends of the room. A curtain is connected to the top box, and a bottom rail is connected to the lower end of the curtain. A movable part is movably located between the fixed part and the scrolling member. A tension rope has one end fixed to the fixed part, and the other end of the tension rope wraps around the fixed part and the movable part. A driving rope has one end fixed to the movable part and the other end of the driving rope includes an operation portion which extends through the top box. The curtain is moved by operating the operation portion.
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