Patent ID: 6564487
Filing Date: 2003-05-20
Classification: G09F

Abstract:
A device for posting bills by unwinding a fabric (300) carrying information, in which the fabric (300) is wound and unwound around an upper roller and a lower roller during operation, said upper roller and said lower roller being motorized and synchronized in such a way that the fabric (300) is kept under tension as it is wound and unwound, wherein:a top end (310) of the fabric (300) is mounted removably on a fixing module (110) secured to the upper roller (100); the fixing module (110) is connected to the upper roller (100) by an unwinding mechanism (400) allowing the fixing module (110) to be moved down close to the lower roller for fitting a top end of the fabric thereto and removing the top end (310) of the fabric (300) there from; and the device comprises means (500, 501, 340) for keeping the fabric under transverse tension during the winding and unwinding of the fabric.