Patents by Inventor Tsuneyuki Sasaki

Tsuneyuki Sasaki 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).

  • Publication number: 20210107296
    Abstract: A liquid discharging apparatus includes a transporting belt having an endless shape stretched over a plurality of rollers and configured to rotate while supporting a medium by a support face being a face on an opposite side from a contact face with the roller, to transport the medium in a transport direction, a liquid discharging unit configured to discharge a liquid onto the medium supported by the support face, and a drying section configured to dry, from a side of the contact face, the liquid adhering to the contact face.
    Type: Application
    Filed: October 8, 2020
    Publication date: April 15, 2021
    Inventors: Kenichiro KANEKO, Seijun HORIE, Tsuneyuki SASAKI
  • Publication number: 20210107299
    Abstract: A liquid discharging apparatus includes a transporting belt having an endless shape stretched over a plurality of rollers and configured to rotate while supporting a medium, to transport the medium in a transport direction, a liquid discharging unit configured to discharge a liquid onto the medium, and a flat plate portion for supporting the transporting belt from a side of a contact face with the roller. the flat plate portion includes an edge extending from one end of the transporting belt to the other end of the transporting belt along an extending direction intersecting the transport direction, the edge being formed by a transporting belt support face for supporting the transporting belt and a face facing upstream in a rotation direction of the transporting belt when transporting the medium in the transport direction. the edge is disposed to abut against the transporting belt along the extending direction.
    Type: Application
    Filed: October 7, 2020
    Publication date: April 15, 2021
    Inventors: Kenichiro KANEKO, Seijun HORIE, Tsuneyuki SASAKI, Hiroyuki KOBAYASHI
  • Publication number: 20210031510
    Abstract: A liquid ejecting system includes an environmental information acquiring unit that acquires, as environmental information at least one of a temperature and a humidity, an ejecting unit that ejects a liquid onto a medium, a drying unit that dries the medium onto which the liquid is ejected by the ejecting unit, a control unit that controls the ejecting unit and the drying unit, and a storage unit that stores setting information. The control unit acquires drying information corresponding to medium type information and ejection amount information acquired as a liquid ejection condition and the environmental information acquired by the environmental information acquiring unit, based on the setting information stored in the storage unit, and performs drying control that controls the drying unit, based on the acquired drying information.
    Type: Application
    Filed: July 29, 2020
    Publication date: February 4, 2021
    Inventors: Katsuya ASAMOTO, Takehito WASHIZAWA, Tsuneyuki SASAKI
  • Publication number: 20200307185
    Abstract: A liquid discharge apparatus is provided that includes a transport unit configured to transport a medium, a discharge unit configured to discharge a liquid onto the medium, a housing including therein the discharge unit, a humidifying unit configured to humidify an interior of the housing, and a humidity detection unit configured to detect a humidity. When the humidity detection unit detected a humidity less than a lower limit value (one example of a first predetermined value) (positive determination in step S12), the interior of the housing is humidified by the humidifying unit during transport by the transport unit or during discharge by the discharge unit (step S16).
    Type: Application
    Filed: March 24, 2020
    Publication date: October 1, 2020
    Inventors: Katsuya ASAMOTO, Tsuneyuki SASAKI, Takehito WASHIZAWA
  • Publication number: 20200307186
    Abstract: A liquid discharge apparatus is provided that includes a discharge unit configured to discharge a liquid onto a medium, a support portion configured to support a portion of the medium, the liquid being discharged from the discharge unit onto the portion of the medium, a housing including therein the discharge unit, a humidity detection unit configured to detect a humidity, and a display control unit configured to display an indication prompting adjustment of a temperature or humidity when the humidity detection unit detects a humidity less than a lower limit value, and configured to display an indication prompting adjustment of a temperature or humidity when the humidity detection unit detects a humidity exceeding an upper limit value greater than the lower limit value.
    Type: Application
    Filed: March 25, 2020
    Publication date: October 1, 2020
    Inventors: Katsuya ASAMOTO, Tsuneyuki SASAKI, Takehito WASHIZAWA
  • Patent number: 10596841
    Abstract: A droplet discharging apparatus (10) includes a supporting section (20) including a supporting surface (21) that supports a medium M, a first head (81) including a first nozzle that discharges first liquid onto the medium supported by the supporting surface (21), a second head (82) including a second nozzle that discharges second liquid that promotes curing of the first liquid by reacting with the first liquid onto the medium M supported by the supporting surface (21), a carriage (83) that reciprocally travels in a width direction while holding the first head (81) and the second head (82), an air sending section (70) that generates airflow in the front direction in an discharging area facing the supporting surface, and a shielding section (85) that shields the airflow in the front direction in the discharging area R1.
    Type: Grant
    Filed: January 7, 2016
    Date of Patent: March 24, 2020
    Assignee: Seiko Epson Corporation
    Inventor: Tsuneyuki Sasaki
  • Patent number: 10549536
    Abstract: Provided is a carriage including a head including a nozzle surface, the nozzle surface including nozzles configured to eject ink droplets, and a plasma actuator configured to apply an air current flowing along the nozzle surface.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: February 4, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Akihiro Yoshimura, Kenichiro Kaneko, Tsuneyuki Sasaki
  • Patent number: 10336101
    Abstract: A droplet discharge apparatus includes a head having nozzles capable of discharging droplets onto a medium, a heater configured to heat the medium onto which the droplets are discharged from the head, a blower fan configured to blow outside air from the outside to the inside of a casing that accommodates the head and the heater, and a temperature sensor configured to detect a temperature of outside air blown by the blower fan. If the temperature of outside air detected by the temperature sensor is less than a predetermined set temperature, the air volume of the blower fan is reduced.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: July 2, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Tsuneyuki Sasaki
  • Publication number: 20190084304
    Abstract: A printing device is provided that suppresses occurrence of a transport failure of a medium at a guide unit that guides the medium on which printing has been performed, regardless of a type of the medium. The printing device includes a transport unit configured to transport a medium M in a transport direction Y, a printing unit configured to perform printing on the medium M transported by the transport unit, a guide unit 33 including a guide surface 35 that guides the medium M on which printing has been performed, and a vibration unit 34 configured to vibrate the guide surface 35. The guide surface 35 is formed to be increasingly directed vertically downward while advancing in the transport direction Y.
    Type: Application
    Filed: March 9, 2017
    Publication date: March 21, 2019
    Inventor: Tsuneyuki SASAKI
  • Patent number: 10220637
    Abstract: A liquid discharge apparatus includes a liquid discharge section for discharging a liquid containing agglomerate components having a polarity toward a medium and at least one ion supplying section for supplying ions having a polarity opposite to that of the agglomerate components to the liquid discharged on the medium. The liquid discharge apparatus of such a structure can suppress the unevenness caused by contact of dots of the liquid discharged on the medium. The liquid apparatus can prevent or reduce contact between dots of the liquid discharged on the medium.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: March 5, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Tsuneyuki Sasaki
  • Publication number: 20190023009
    Abstract: Provided is a carriage including a head including a nozzle surface, the nozzle surface including nozzles configured to eject ink droplets, and a plasma actuator configured to apply an air current flowing along the nozzle surface.
    Type: Application
    Filed: July 17, 2018
    Publication date: January 24, 2019
    Inventors: Akihiro YOSHIMURA, Kenichiro KANEKO, Tsuneyuki SASAKI
  • Patent number: 10173440
    Abstract: A printing apparatus includes a printing section that performs printing by adhering an ink to a medium, a transport section that transports the medium, and a heating device that heats the medium, on which printing is finished. The heating device includes a first partitioning wall that has an infrared ray emission surface that faces a third support member via a heating region, and a heating section which heats the first partitioning wall, and an area of the infrared ray emission surface is greater than a projection area obtained by projecting the infrared ray emission surface toward the third support member.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: January 8, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Shuichiro Nakano, Tsuneyuki Sasaki
  • Patent number: 10173416
    Abstract: A printing apparatus (droplet discharge apparatus) includes a discharge portion that has a nozzle discharging ink to a medium and a control device that allows the discharge portion to discharge the ink depending on execution of a print job defining a mode for discharging the ink to the medium. Before the print job is executed, the control device calculates a discharge amount fluctuation which is a fluctuation in a discharge amount of liquid per unit time by the discharge portion based on the print job and determines whether or not maintenance for recovering ink discharge performance of the discharge portion is required at the time of executing the print job based on the discharge amount fluctuation.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: January 8, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Tsuneyuki Sasaki, Katsuya Asamoto
  • Patent number: 10173426
    Abstract: There is provided a printing apparatus (liquid droplet discharge apparatus) including a discharge portion that has a nozzle surface to which a nozzle that discharges ink on a medium is open, a reflecting mirror that reflects light, an imaging portion that images the reflecting mirror, a wiping portion that wipes the nozzle surface, and a movement mechanism that moves at least one out of the discharge portion, the reflecting mirror, and the imaging portion so as to switch a state of the nozzle between a state in which the nozzle surface faces the medium and a state in which the nozzle surface faces the imaging portion via the reflecting mirror.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: January 8, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Tsuneyuki Sasaki
  • Publication number: 20180333971
    Abstract: A droplet discharge apparatus includes a head having nozzles capable of discharging droplets onto a medium, a heater configured to heat the medium onto which the droplets are discharged from the head, a blower fan configured to blow outside air from the outside to the inside of a casing that accommodates the head and the heater, and a temperature sensor configured to detect a temperature of outside air blown by the blower fan. If the temperature of outside air detected by the temperature sensor is less than a predetermined set temperature, the air volume of the blower fan is reduced.
    Type: Application
    Filed: May 16, 2018
    Publication date: November 22, 2018
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Tsuneyuki SASAKI
  • Patent number: 10118408
    Abstract: Provided is a liquid discharging apparatus which includes a discharge portion which can discharge liquid, a medium support portion which can support a medium onto which the liquid is discharged, and a heating portion which can heat the medium supported by the medium support portion. The medium support portion includes a first member which can support the medium and a second member which supports the first member. Thermal diffusivity of the first member is larger than that of the second member and thermal conductivity of the second member is smaller than that of the first member.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: November 6, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Tsuneyuki Sasaki, Shuichiro Nakano
  • Patent number: 9962969
    Abstract: A recording apparatus includes a transport unit capable of transporting a medium, a detection unit capable of detecting a transport direction in which the transport unit transports the medium, a recording unit capable of performing recording on the medium transported by the transport unit, and a plurality of rotating bodies provided in an intersecting direction that intersects the transport direction. Each rotating body is capable of contacting a side surface of the medium opposite to a recording surface of the medium on which recording is performed by the recording unit and has a rotation shaft that extends in the intersecting direction. The apparatus further includes a control unit that controls rotation speed of each rotating body individually on the basis of a result of detection by the detection unit.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: May 8, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Junya Kato, Tsuneyuki Sasaki
  • Patent number: 9937733
    Abstract: A transport apparatus that transports a medium while heating the medium includes a transport belt that has a support surface on which a plurality of protrusions are formed, and transports the medium while attracting the medium with an intermolecular force generated between the plurality of protrusions and the medium, and a heating section for heating the medium transported by the transport belt. The plurality of protrusions are formed of a metal.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: April 10, 2018
    Assignee: Seiko Epson Corporation
    Inventor: Tsuneyuki Sasaki
  • Publication number: 20180043699
    Abstract: There is provided a printing apparatus (liquid droplet discharge apparatus) including a discharge portion that has a nozzle surface to which a nozzle that discharges ink on a medium is open, a reflecting mirror that reflects light, an imaging portion that images the reflecting mirror, a wiping portion that wipes the nozzle surface, and a movement mechanism that moves at least one out of the discharge portion, the reflecting mirror, and the imaging portion so as to switch a state of the nozzle between a state in which the nozzle surface faces the medium and a state in which the nozzle surface faces the imaging portion via the reflecting mirror.
    Type: Application
    Filed: August 2, 2017
    Publication date: February 15, 2018
    Inventor: Tsuneyuki SASAKI
  • Publication number: 20180037022
    Abstract: A printing apparatus (droplet discharge apparatus) includes a discharge portion that has a nozzle discharging ink to a medium and a control device that allows the discharge portion to discharge the ink depending on execution of a print job defining a mode for discharging the ink to the medium. Before the print job is executed, the control device calculates a discharge amount fluctuation which is a fluctuation in a discharge amount of liquid per unit time by the discharge portion based on the print job and determines whether or not maintenance for recovering ink discharge performance of the discharge portion is required at the time of executing the print job based on the discharge amount fluctuation.
    Type: Application
    Filed: July 31, 2017
    Publication date: February 8, 2018
    Inventors: Tsuneyuki SASAKI, Katsuya ASAMOTO