Title:
INKJET RECORDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/169528
Kind Code:
A1
Abstract:
Provided is an inkjet recording device capable of supplying ink to a head while responding to abnormalities in the ink storage level with more appropriate operation efficiency. The present invention is provided with: an inkjet head 211; a main tank 31; a sub-tank 251 for storing supply ink from the main tank 31; a supply pump 32 for sending ink from the main tank 31 to the sub-tank 251; a liquid delivery pump 253 for sending ink from the sub-tank 251 to the inkjet head 211; a reference sensor 251a, maximum sensor 251c, and minimum sensor 251b for determining whether ink of a prescribed reference storage amount, maximum storage amount, and minimum storage amount, respectively, are stored in the sub-tank 251; and a control unit 40 for determining whether to operate the supply pump 32 in accordance with the detection result of the reference sensor 251a, and performing a prescribed abnormality response operation in accordance with the detection results of the maximum sensor 251c and the minimum sensor 251b.
Inventors:
AKITA HIROSHI (JP)
MITSUHASHI TAKU (JP)
AOKI TETSUSHI (JP)
MORIKAWA OSAMU (JP)
MURAMATSU YASUHIKO (JP)
YAMAZAKI TAKESHI (JP)
MITSUHASHI TAKU (JP)
AOKI TETSUSHI (JP)
MORIKAWA OSAMU (JP)
MURAMATSU YASUHIKO (JP)
YAMAZAKI TAKESHI (JP)
Application Number:
PCT/JP2017/008674
Publication Date:
October 05, 2017
Filing Date:
March 06, 2017
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
B41J2/175; B41J2/18; B41J29/46; B65H7/20
Domestic Patent References:
WO2015098220A1 | 2015-07-02 |
Foreign References:
JP2011201176A | 2011-10-13 | |||
JP2005219376A | 2005-08-18 | |||
JPH1142795A | 1999-02-16 | |||
JP2000318184A | 2000-11-21 | |||
JP2006198969A | 2006-08-03 | |||
US20110279495A1 | 2011-11-17 |
Other References:
See also references of EP 3437884A4
Attorney, Agent or Firm:
KOYO INTERNATIONAL PATENT FIRM (JP)
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