Title:
記録装置および記録ヘッドのエラー判定方法
Document Type and Number:
Japanese Patent JP7276649
Kind Code:
B2
Abstract:
A recording device includes a recording head including a plurality of nozzle rows of a plurality of nozzles for ejecting a same color ink, a detector configured to detect, from among the plurality of nozzles, a defective nozzle having an ejecting defect, and a control unit configured to determine whether the recording head is in an error state, based on a detection result from the detector. The control unit determines that the recording head is in the error state when, among the plurality of nozzles having a specific positional relationship in which the nozzles are configured to compensate for each other's ejection, at least a predetermined number the nozzles, which is greater than one, is the defective nozzle.
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Inventors:
Kenichi Honda
Application Number:
JP2019055350A
Publication Date:
May 18, 2023
Filing Date:
March 22, 2019
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
B41J2/01
Domestic Patent References:
| JP2014012358A | ||||
| JP2015157426A | ||||
| JP2009172955A | ||||
| JP2016007818A | ||||
| JP2011062847A | ||||
| JP2013177005A |
Foreign References:
| US20060125850 |
Attorney, Agent or Firm:
Toshiyuki Yokoi
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