发明申请
US20080197562A1 SHEET FEEDING DEVICE 有权
板材送料装置

  • 专利标题: SHEET FEEDING DEVICE
  • 专利标题(中): 板材送料装置
  • 申请号: US12019559
    申请日: 2008-01-24
  • 公开(公告)号: US20080197562A1
    公开(公告)日: 2008-08-21
  • 发明人: Shoji YoshidaTakeshi Kimura
  • 申请人: Shoji YoshidaTakeshi Kimura
  • 申请人地址: JP ISHIKAWA
  • 专利权人: PFU LIMITED
  • 当前专利权人: PFU LIMITED
  • 当前专利权人地址: JP ISHIKAWA
  • 优先权: JP2007-038112 20070219
  • 主分类号: B65H7/12
  • IPC分类号: B65H7/12
SHEET FEEDING DEVICE
摘要:
A sheet feeding device includes a driven roller that rotates in response to movement of a sheet, and a rotary encoder that detects a moving distance of the sheet based on rotation of the driven roller. The driven roller and the rotary encoder are connected by a gear unit having backlash. When the sheet moves in a reverse direction and thereby the driven roller rotates in reverse, the rotary encoder does not detect the moving distance of the sheet.
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