摘要 |
A cordless roller shade includes at least an upper elongate support, a lower elongate support, an anchor seat and an automatic winding means. The anchor seat and the automatic winding means are installed on two end of the upper elongate support. A shade assembly also is provided that has an axle at one side coupling with the anchor seat and rotatable. The automatic winding means has a second cap assembly hinged a second cap inside that has a second shaft on another side. The second cap holds a wound elastic element inside. The second shaft is coupled with the axle of the shade assembly. Through rotation of the second cap the cordless roller shade can be retracted and extended easily and smoothly.
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