Winding up sunshade curtain for motor-vehicles

In a sunshade curtain for motor-vehicles comprising a case mounted along one edge of a window, the curtain comprising a sheet of flexible opaque material provided with a dark colored inner face and with openings arranged in predetermined parallel rows, one edge of said sheet being fastened to a winding-up shaft carried by end supporting elements and connected to a spring biasing this shaft to rotate in the winding-up direction of said sheet, the improvement in which the case is composed of an arcuate profiled element, parallelly arranged and partially surrounding said winding-up shaft, said profiled element being provided at both ends with snap fitting means which engage a corresponding seat formed in a respective one of the end supporting elements for said case and winding shaft, said sheet of flexible material having a grip element fastened to the edge opposite the edge fastened to the winding-up shaft, said grip element being turnable through an arc not covered by the case, by partially unwinding said sheet, said grip element being pullable in a first direction when adjacent one edge of the case to unwind said sheet and being pullable in the same direction when adjacent the other edge of the case to unwind the sheet while maintaining the dark colored face on the inside of the motor-vehicle.