• 专利标题: LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS
  • 申请号: US16356021
    申请日: 2019-03-18
  • 公开(公告)号: US20190283414A1
    公开(公告)日: 2019-09-19
  • 发明人: Takahiro YOSHIDA
  • 申请人: Takahiro YOSHIDA
  • 申请人地址: JP Tokyo
  • 专利权人: Ricoh Company, Ltd.
  • 当前专利权人: Ricoh Company, Ltd.
  • 当前专利权人地址: JP Tokyo
  • 优先权: JP2018-051820 20180319; JP2019-012325 20190128; JP2019-047409 20190314
  • 主分类号: B41J2/045
  • IPC分类号: B41J2/045
LIQUID DISCHARGE DEVICE AND LIQUID DISCHARGE APPARATUS
摘要:
A liquid discharge device includes a liquid discharge head including a plurality of liquid chambers respectively communicating with a plurality of nozzles and circulating liquid therethrough. Each liquid chamber is provided with a pressure generator for discharging the liquid from a corresponding nozzle. The liquid discharge device further includes a waveform data memory to store drive waveform data including discharge drive waveform data for discharging the liquid according to image data and micro-vibration drive waveform data for causing a micro vibration of a meniscus of the liquid discharge head. The liquid discharge device further includes circuitry configured to generate a drive waveform based on the drive waveform data; apply, to the pressure generator, a discharge drive waveform based on the discharge drive waveform data, in a printing area; and apply, to the pressure generator, a micro-vibration drive waveform based on the micro-vibration drive waveform data, in a non-print area.
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