- Patent Title: Inkjet recording device including controller controlling valve to close air communication opening formed in ink storage portion in case of occurrence of abnormality
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Application No.: US17210904Application Date: 2021-03-24
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Publication No.: US11654675B2Publication Date: 2023-05-23
- Inventor: Yoshinori Osakabe , Fumio Nakazawa , Taichi Shirono , Sosuke Kuroyanagi
- Applicant: BROTHER KOGYO KABUSHIKI KAISHA
- Applicant Address: JP Nagoya
- Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee Address: JP Nagoya
- Agency: Merchant & Gould P.C.
- Priority: JP 2020062033 2020.03.31
- Main IPC: B41J2/045
- IPC: B41J2/045

Abstract:
An inkjet recording device includes: a head including a nozzle configured to eject ink toward a recording medium; a storage portion storing therein ink and formed with an air communication opening allowing an interior of the storage portion to be communicated with an outside thereof; a valve movable between an opening position opening the air communication opening and a closing position closing the air communication opening; an actuator configured to move the valve; a state sensor configured to output a detection signal based on the state of the inkjet recording device; and a controller configured to perform: (a) determining, on the basis of the detection signal, whether the inkjet recording device has an abnormality; and (b) controlling, in a case where determination is made in (a) that the inkjet recording device has an abnormality, the actuator to move the valve to the closing position from the opening position.
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