公开(公告)号：US20240359495A1

公开(公告)日：2024-10-31

申请号：US18765915

申请日：2024-07-08

申请人： SCREEN HOLDINGS CO., LTD.

发明人： Kensuke USUI ,  Susumu TAKAHASHI

IPC分类号： B41J29/393 ,  B41J2/165

CPC分类号： B41J29/393 ,  B41J2/16526 ,  B41J2/16529

摘要： After printing based on each job is ended, a printing control unit controls an operation of a printing unit so that an inspection pattern is printed on a print sheet in a period during which a conveyance control unit is keeping a conveyance speed of a print sheet at a constant speed. A maintenance content determination unit determines a maintenance content for the printing unit on the basis of an inspection result obtained by inspecting a print image for the inspection pattern. The printing control unit controls operations of the printing unit and a cleaning mechanism depending on the maintenance content determined by the maintenance content determination unit.