Title:
INKJET PRINTER
Document Type and Number:
WIPO Patent Application WO/2016/009941
Kind Code:
A1
Abstract:
Provided is an inkjet printer, which limits reduction in work efficiency without deterioration of formed image quality. The inkjet printer is equipped with: a conveyor unit for conveying a print medium (P) on a conveyor surface in the conveyance direction; an ink-discharging section for discharging ink from nozzle openings on a nozzle surface that faces the conveyor surface; a vertical motion unit for changing the distance of the ink-discharging section from the conveyor surface; a measurement section (113) for measuring the floating distance of the print medium at a measurement position at a prescribed separation distance (L1) on the upstream side of the ink-discharging section in the conveyance direction; a vertical motion control section for causing, when the floating distance reaches at least a first distance (H1) and after a prescribed period from the floating detection timing has elapsed, the vertical motion unit to perform, on the basis of the separation distance and the print medium conveyance speed, a retracting motion of moving the ink-discharging section to a position (H3) where the nozzle surface does not contact the floating portion while said floating portion is conveyed into a range that faces the ink-discharging section; and a discharge control section for continuing ink discharge until the retracting motion start timing.
Inventors:
MATSUI YASUHIRO (JP)
Application Number:
PCT/JP2015/069765
Publication Date:
January 21, 2016
Filing Date:
July 09, 2015
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
B41J2/01; B41J2/165; B41J25/308
Domestic Patent References:
| WO2013047234A1 | 2013-04-04 |
Foreign References:
| JP2013180565A | 2013-09-12 | |||
| JP2011126131A | 2011-06-30 | |||
| JP2013248879A | 2013-12-12 | |||
| JP2012006301A | 2012-01-12 | |||
| JPH04141470A | 1992-05-14 | |||
| JP2006123301A | 2006-05-18 |
Other References:
See also references of EP 3170666A4
Attorney, Agent or Firm:
KOYO INTERNATIONAL PATENT FIRM (JP)
Patent business corporation Mitsuaki international patent firm (JP)
Patent business corporation Mitsuaki international patent firm (JP)
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