Invention Grant
US07896458B2 Image recording apparatus that controls medium feed timing according to drive data supply to printheads 有权
图像记录装置,其根据向打印头的驱动数据供给来控制介质进给定时

  • Patent Title: Image recording apparatus that controls medium feed timing according to drive data supply to printheads
  • Patent Title (中): 图像记录装置,其根据向打印头的驱动数据供给来控制介质进给定时
  • Application No.: US12189758
    Application Date: 2008-08-11
  • Publication No.: US07896458B2
    Publication Date: 2011-03-01
  • Inventor: Koji Ito
  • Applicant: Koji Ito
  • Applicant Address: JP Nagoya-shi, Aichi-ken
  • Assignee: Brother Kogyo Kabushiki Kaisha
  • Current Assignee: Brother Kogyo Kabushiki Kaisha
  • Current Assignee Address: JP Nagoya-shi, Aichi-ken
  • Agency: Baker Botts L.L.P.
  • Priority: JP2007-210079 20070810
  • Main IPC: B41J29/38
  • IPC: B41J29/38
Image recording apparatus that controls medium feed timing according to drive data supply to printheads
Abstract:
An image recording apparatus includes a sheet feeder, line-type printheads arranged in a sheet feed direction, a drive-data supplier and a feed controller. The feed controller has the sheet feeder initiate feeding a following sheet which is fed next to a preceding sheet, (i) at a first feed timing in order that a distance between the preceding sheet and the following sheet becomes smaller than a dimension of a recording area of the printheads in the sheet feed direction, when the drive-data supplier can supply the drive data to the printheads at a concurrent-recording enabling timing at which it is possible to concurrently record, at the recording area, an image on a trailing end portion of the preceding sheet and an image on a trailing end portion of the preceding sheet and an image on a front end portion of the following sheet, and (ii) at a second feed timing having a longer interval than that of the first feed timing, when the drive-data supplier can not supply the drive data at the concurrent-recording enabling timing.
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