公开(公告)号：US20230415485A1

公开(公告)日：2023-12-28

申请号：US18465871

申请日：2023-09-12

申请人： CANON KABUSHIKI KAISHA

发明人： TATSUAKI ORIHARA ,  SHINICHI SAKURADA ,  NOBUYUKI KUWABARA ,  SACHIKO YAMAUCHI

IPC分类号： B41J2/175 ,  B41J2/14

CPC分类号： B41J2/17523 ,  B41J2/14 ,  B41J2002/14411

摘要： Provided are a liquid injection method, a liquid injection device, and a liquid cartridge capable of suppressing a wasteful consumption of a liquid. To this end, the liquid injection method is to eject a liquid from a liquid injector to a liquid cartridge including a liquid ejection head that ejects the liquid, a channel that is connected to the liquid ejection head and is capable of supplying the liquid to the liquid ejection head, and an opening portion that is connected to the channel and is provided to be wider than the channel. The methods includes directly injecting the liquid into the channel.