Patents by Inventor Daisuke KUNO
Daisuke KUNO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250153485Abstract: A printer has a nozzle surface including a first nozzle and a second nozzle, a first container storing a first discharge liquid, and a second container storing a second discharge liquid. A processor of the printer controls one or both of a first valve provided in a first flow path and a second valve provided in a second flow path closed when a holding state in which a cap holds a holding liquid between the cap and the nozzle surface, and a non-circulating in which neither a first circulating state nor a second circulating state is establish state are established. The first circulating state is one in which the first discharge liquid circulates via the first flow path. The second circulating state is one in which the second discharge liquid circulates via the second flow path is established.Type: ApplicationFiled: October 30, 2024Publication date: May 15, 2025Inventor: Daisuke KUNO
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Patent number: 11254138Abstract: A liquid storage device includes a tank, an agitation blade, and a first tube. The tank is configured to store ink to be supplied to an inkjet head. The agitation blade is disposed inside the tank, and is configured to agitate the ink stored in the tank. The first tube is configured to supply the ink stored in the tank to the inkjet head. A lower end portion of the first tube extends in a direction different to the downward direction.Type: GrantFiled: March 24, 2020Date of Patent: February 22, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventor: Daisuke Kuno
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Publication number: 20200307238Abstract: A liquid storage device includes a tank, an agitation blade, and a first tube. The tank is configured to store ink to be supplied to an inkjet head. The agitation blade is disposed inside the tank, and is configured to agitate the ink stored in the tank. The first tube is configured to supply the ink stored in the tank to the inkjet head. A lower end portion of the first tube extends in a direction different to the downward direction.Type: ApplicationFiled: March 24, 2020Publication date: October 1, 2020Inventor: Daisuke KUNO
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Patent number: 10675876Abstract: A liquid storage device includes a tank, a shaft, an agitator blade, and a sealing member. The tank is configured to store ink to be supplied to an inkjet head. The shaft is configured to be inserted inside the tank via an insertion hole provided in the tank. The agitator blade is disposed inside the tank and is connected to the shaft. The sealing member is configured to block a space between the shaft and the insertion hole for a period during which the agitator blade is not rotating and is configured to open the space between the shaft and the insertion hole for at least a part of a period during which the agitator blade is rotating.Type: GrantFiled: December 26, 2018Date of Patent: June 9, 2020Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventor: Daisuke Kuno
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Patent number: 10625509Abstract: A liquid storage device includes a tank, a shaft, an agitator blade, a first tube, a second tube, and a fixing member. The tank is configured to store ink to be supplied to an inkjet head. The shaft is configured to be inserted inside the tank via an insertion hole provided in the tank. The agitator blade is disposed inside the tank and is connected to the shaft. The first tube is configured to supply the ink to the inkjet head. The second tube is configured to return the ink to the tank. The fixing member is disposed in a position higher than the agitator blade, and is configured to fix the first tube and the second tube.Type: GrantFiled: December 26, 2018Date of Patent: April 21, 2020Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventor: Daisuke Kuno
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Publication number: 20190193408Abstract: A liquid storage device includes a tank, a shaft, an agitator blade, a first tube, a second tube, and a fixing member. The tank is configured to store ink to be supplied to an inkjet head. The shaft is configured to be inserted inside the tank via an insertion hole provided in the tank. The agitator blade is disposed inside the tank and is connected to the shaft. The first tube is configured to supply the ink to the inkjet head. The second tube is configured to return the ink to the tank. The fixing member is disposed in a position higher than the agitator blade, and is configured to fix the first tube and the second tube.Type: ApplicationFiled: December 26, 2018Publication date: June 27, 2019Inventor: Daisuke KUNO
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Publication number: 20190193409Abstract: A liquid storage device includes a tank, a shaft, an agitator blade, and a sealing member. The tank is configured to store ink to be supplied to an inkjet head. The shaft is configured to be inserted inside the tank via an insertion hole provided in the tank. The agitator blade is disposed inside the tank and is connected to the shaft. The sealing member is configured to block a space between the shaft and the insertion hole for a period during which the agitator blade is not rotating and is configured to open the space between the shaft and the insertion hole for at least a part of a period during which the agitator blade is rotating.Type: ApplicationFiled: December 26, 2018Publication date: June 27, 2019Inventor: Daisuke KUNO
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Patent number: 9757947Abstract: A wiper moving mechanism moves a wiper member a predetermined distance in an intersecting direction intersecting with an ejection surface, between a wiping position where a wiper of the wiper member is in contact with the ejection surface and a separation position. The cam is rotatable about a rotation shaft and includes a contact part which causes the wiper to make contact with a cleaning member when the contact part makes contacts with a wiper holder. The contact part is configured to be distant from the wiper holder in the intersecting direction when the wiper member is positioned at the wiping position and to be overlapped with a moving range of the wiper holder in the intersecting direction by moving the wiper member by the predetermined distance in the intersecting direction. The contact part has a length which is shorter than the moving range in the intersecting direction.Type: GrantFiled: March 31, 2016Date of Patent: September 12, 2017Assignee: Brother Kogyo Kabushiki KaishaInventor: Daisuke Kuno
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Patent number: 9517629Abstract: There is provided a liquid discharge apparatus, including: a liquid discharge head; a wiper; a wiper cleaner cleaning a liquid adhering to a first surface of the wiper and including a first contact part, which makes contact with the first surface of the wiper, and a second contact part, which is disposed to face the first contact part and makes contact with the second surface of the wiper; a movement mechanism moving the wiper and the wiper cleaner relative to each other, and a space expansion part expanding a space between the first contact part and the second contact part.Type: GrantFiled: September 30, 2015Date of Patent: December 13, 2016Assignee: Brother Kogyo Kabushiki KaishaInventors: Daisuke Kuno, Rie Higuchi
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Publication number: 20160288508Abstract: A wiper moving mechanism moves a wiper member by a predetermined distance in an intersecting direction intersecting with an ejection surface, between a wiping position where a wiper of the wiper member is in contact with the ejection surface and a separation position. The cam is rotatable about a rotation shaft and includes a contact part which causes the wiper to contact with a cleaning member when the contact part contacts with a wiper holder. The contact part is configured to be distant from the wiper holder in the intersecting direction when the wiper member is positioned at the wiping position and to be overlapped with a moving range of the wiper holder in the intersecting direction by moving the wiper member by the predetermined distance in the intersecting direction. The contact part has a length which is shorter than the moving range in the intersecting direction.Type: ApplicationFiled: March 31, 2016Publication date: October 6, 2016Applicant: Brother Kogyo Kabushiki KaishaInventor: Daisuke Kuno
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Publication number: 20160089888Abstract: There is provided a liquid discharge apparatus, including: a liquid discharge head; a wiper; a wiper cleaner cleaning a liquid adhering to a first surface of the wiper and including a first contact part, which makes contact with the first surface of the wiper, and a second contact part, which is disposed to face the first contact part and makes contact with the second surface of the wiper; a movement mechanism moving the wiper and the wiper cleaner relative to each other, and a space expansion part expanding a space between the first contact part and the second contact part.Type: ApplicationFiled: September 30, 2015Publication date: March 31, 2016Applicant: Brother Kogyo Kabushiki KaishaInventors: Daisuke KUNO, Rie HIGUCHI