公开(公告)号：US10814622B2

公开(公告)日：2020-10-27

申请号：US15455539

申请日：2017-03-10

申请人： Ricoh Company, Ltd.

发明人： Mitsunobu Gohda ,  Tsuyoshi Nagasu ,  Koichi Kudo ,  Tomoaki Hayashi ,  Masayuki Sunaoshi ,  Masahiro Mizuno

IPC分类号： B41J2/045 ,  B41J15/04 ,  B41J11/00 ,  B41J2/21

摘要： A liquid ejection apparatus is provided that includes a plurality of liquid ejection head units that are configured to eject liquid onto a conveyed object being conveyed; a detection unit that is provided with respect to each liquid ejection head unit of the plurality of liquid ejection head units and is configured to output a detection result indicating at least one of a position, a moving speed, and an amount of movement of the conveyed object with respect to a conveying direction of the conveyed object; and a control unit configured to control the each liquid ejection head unit of the plurality of liquid ejection head units to eject liquid at a timing based on a plurality of the detection results of a plurality of the detection units.