US 11,885,179 B2
Roller blind
Chih-Yung Wang, Taipei (TW)
Assigned to SHENZHEN RUIQING XINGYE PLASTIC CO. LTD., Shenzhen (CN)
Filed by SHENZHEN RUIQING XINGYE PLASTIC CO. LTD., Guangdong (CN)
Filed on Oct. 1, 2021, as Appl. No. 17/491,599.
Prior Publication US 2023/0104031 A1, Apr. 6, 2023
Int. Cl. E06B 9/42 (2006.01); E06B 9/58 (2006.01)
CPC E06B 9/42 (2013.01) [E06B 9/58 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A roller blind comprising:
an upper rail, having a left side and a right side;
a roller blind device, located at one end of the upper rail;
a position limiting device, located at another end of the upper rail;
two fixing brackets, respectively provided for pivotally connecting with the roller blind device and the position limiting device, and the two fixing brackets being provided for fixing at two sides above a window;
a lower rail, disposed at an interval below the upper rail; and
a blind material, two ends of the blind material being respectively fixed on the upper rail and the lower rail, and the blind material being wound on a surface of the upper rail;
wherein one end of the position limiting device protrudes from an outer end of the upper rail and is combined with one of the two fixing brackets at the right side, and is also capable of adjusting a lower limit position of the lower rail and an upper limit position of the lower rail from an outer side of the one of the two fixing brackets at the right side.