| 摘要 |
<P>PROBLEM TO BE SOLVED: To minimize the number of fans for a countermeasure against discharged paper bonding in a thermal fixation type printer equipped with a plurality of paper discharge trays. <P>SOLUTION: A dust having an air blowing opening is provided for the plurality of paper discharge tray and air from one fan is blown to only a paper discharge tray in use by a valve provided in the duct and a shutter provided at an exit. Preferably, an air blowing path is switched by a driving means for a flapper which switches a sheet conveyance path to the paper discharge tray to be used. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
