Lee A Peterson

US Patent:

20040025389, Feb 12, 2004

Filed:

Apr 11, 2003

Appl. No.:

10/398969

Inventors:

Lee Peterson - Maplewood MN, US

International Classification:

G09F011/12

US Classification:

040/524000

Abstract:

The present invention provides an advertising display device for displaying a continuous advertising medium (). The display device includes a tracking apparatus () providing adjustable track (). The tracking apparatus includes a frame () operatively connected with first and second rollers () defining opposite ends of the adjustable track; the adjustable track having an operative configuration, a non-operative configuration and an adjustable track length; the adjustable track length being the distance between the most distal point on each of the respective rollers. One of the first and second rollers is a drive roller that provides a motive force that rotates the medium about the adjustable track when the medium is engaged with the track and it is in the operative configuration. One of the first and second roller is a tension roller that is adjustably connected to the frame. The tracking apparatus also includes light source () attached to the frame and positioned in a manner in which the continuous advertising medium rotates around the light source. The medium is preferably made of materials through which light can pass and the display device preferably includes a light source positioned to backlight a single thickness of the medium.