Roller blind with coil spring motor

The roller blind has a winding shaft (20) and spiral spring (39) which pretensions the shaft to wind up the blind. The spring is anchored at one end in an independent spring housing (38) whilst a coupling shaft (40) is coupled at one end to the spring and has positively acting entrainment means (58) for kinematic connection with the entrainment means (67) of the winding shaft. The roller blind is made from a foil, woven or mesh fabric. The bearing assembly for the winding shaft is formed by an axle pivot.