Procedure to transport media printed on face side for reverse side printing, with preheating of face side toner to above glass transition temperature

摘要

During duplex printing toner on face of print media is fixed by heating above its glass transition temperature and fed to print on reverse side. Reverse side is then heated to lower than glass transition temperature and fed to fixing rollers (10,10'). Transport belt (1) contains heat source e.g. woven into material of belt as resistance heater. Pivotable deflector (12) controls direction of paper feed in single (14) or duplex path (13). . INDEPENDENT CLAIM for 1) transport belt containing heat source.