Device for forming figures in movement by angular displacement, composed of a rotating disk mounted by a rivet against the back face of an opaque sheet provided with an opening or window in which successively figures appear on said disk, characterized in that the said window is covered by a sheet of transparent material provided with colored strips, arranged radially with respect to the axis of rotation of the disk, the figures of said disk being constituted on the one hand represented with a different color from the aforementioned fringes of the screen and parts represented in two extreme positions of movement by stripes of the same color, radial position and separation as those located on the screen, but displaced at an angle corresponding to a strip in one position with respect to the other, so that the fringes of the screen only coincide in one or another position, so when turning the disc alternatively one or another position of the listed figure part appears, giving the sensation of movement. (Machine-translation by Google Translate, not legally binding)
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