A conveyor system conveys sheets of different widths in a direction normal to the direction of width with an edge of each sheet held along a reference position. The conveyor system includes a drive roller and a nip roller and conveys the sheet with the nip roller urged toward the drive roller under its...http://www.google.de/patents/US6682069?utm_source=gb-gplus-sharePatent US6682069 - Sheet conveyor system
