Patents by Inventor Yoji Takahashi

Yoji Takahashi 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).

  • Patent number: 11724529
    Abstract: A recording device includes a recording unit configured to perform recording on a medium, a plurality of cables, a substrate having a first surface provided with a plurality of coupling units to which the plurality of cables are respectively coupled and a second surface opposite to the first surface, a facing member configured to face the second surface, and a supporting member configured to define a space between the facing member and the substrate by supporting the substrate, and the plurality of cables extend through the space.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: August 15, 2023
    Assignee: Seiko Epson Corporation
    Inventor: Yoji Takahashi
  • Patent number: 11345152
    Abstract: A printing apparatus includes a head unit having a support portion configured to support a plurality of heads capable of discharging a droplet in a discharge direction, and a carriage on which the head unit is removably mounted from upstream in the discharge direction, wherein the carriage has a bottom formed with an opening from which a nozzle surface of the head for discharging the droplet is exposed, the support portion is provided with at least one protruding portion protruding from a bottom surface of the support portion in the discharge direction, and the bottom is provided with an insertion hole through which the at least one protruding portion is inserted, and a biasing member biasing the support portion in an intersecting direction intersecting with the discharge direction in a state where the at least one protruding portion is inserted through the insertion hole.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: May 31, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Yoji Takahashi, Osamu Murayama, Daiki Tatsuta
  • Publication number: 20220153046
    Abstract: A recording device includes a recording unit configured to perform recording on a medium, a plurality of cables, a substrate having a first surface provided with a plurality of coupling units to which the plurality of cables are respectively coupled and a second surface opposite to the first surface, a facing member configured to face the second surface, and a supporting member configured to define a space between the facing member and the substrate by supporting the substrate, and the plurality of cables extend through the space.
    Type: Application
    Filed: November 16, 2021
    Publication date: May 19, 2022
    Inventor: Yoji TAKAHASHI
  • Patent number: 11325388
    Abstract: A liquid ejecting unit includes: a liquid ejecting head configured to eject a liquid; a holding portion holding the liquid ejecting head; a coupling member; and a first fixing member fixing the liquid ejecting head to the holding portion, in which the coupling member is provided with a first coupling portion and a first through-hole, the liquid ejecting head is provided with a second coupling portion that is configured to be coupled to the first coupling portion, and the first fixing member passes through the first through-hole in a state in which the first coupling portion and the second coupling portion are coupled to each other.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: May 10, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Daiki Tatsuta, Osamu Murayama, Yoji Takahashi
  • Publication number: 20210213736
    Abstract: A printing apparatus includes a head unit having a support portion configured to support a plurality of heads capable of discharging a droplet in a discharge direction, and a carriage on which the head unit is removably mounted from upstream in the discharge direction, wherein the carriage has a bottom formed with an opening from which a nozzle surface of the head for discharging the droplet is exposed, the support portion is provided with at least one protruding portion protruding from a bottom surface of the support portion in the discharge direction, and the bottom is provided with an insertion hole through which the at least one protruding portion is inserted, and a biasing member biasing the support portion in an intersecting direction intersecting with the discharge direction in a state where the at least one protruding portion is inserted through the insertion hole.
    Type: Application
    Filed: January 7, 2021
    Publication date: July 15, 2021
    Inventors: Yoji TAKAHASHI, Osamu MURAYAMA, Daiki TATSUTA
  • Patent number: 11034153
    Abstract: A liquid ejecting apparatus includes a fixation member that can be located at a fixation position where a liquid supply coupling portion is coupled to a liquid ejecting head mounted on a carriage and is fixed to the carriage and at a release position where the fixation is released, and a carriage cover provided to the carriage such that the carriage cover is located at a closed position and covers an upper part of the carriage when the liquid ejecting head ejects the liquid. The carriage cover includes a contact portion that comes into contact with the fixation member when the carriage cover is located at a position different from the closed position in a case in which the fixation member is located at the release position.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: June 15, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Junya Suzuki, Yoji Takahashi
  • Publication number: 20200298580
    Abstract: A liquid ejecting unit includes: a liquid ejecting head configured to eject a liquid; a holding portion holding the liquid ejecting head; a coupling member; and a first fixing member fixing the liquid ejecting head to the holding portion, in which the coupling member is provided with a first coupling portion and a first through-hole, the liquid ejecting head is provided with a second coupling portion that is configured to be coupled to the first coupling portion, and the first fixing member passes through the first through-hole in a state in which the first coupling portion and the second coupling portion are coupled to each other.
    Type: Application
    Filed: March 17, 2020
    Publication date: September 24, 2020
    Inventors: Daiki TATSUTA, Osamu MURAYAMA, Yoji TAKAHASHI
  • Publication number: 20200207094
    Abstract: A liquid ejecting apparatus includes a fixation member that can be located at a fixation position where a liquid supply coupling portion is coupled to a liquid ejecting head mounted on a carriage and is fixed to the carriage and at a release position where the fixation is released, and a carriage cover provided to the carriage such that the carriage cover is located at a closed position and covers an upper part of the carriage when the liquid ejecting head ejects the liquid. The carriage cover includes a contact portion that comes into contact with the fixation member when the carriage cover is located at a position different from the closed position in a case in which the fixation member is located at the release position.
    Type: Application
    Filed: December 26, 2019
    Publication date: July 2, 2020
    Inventors: Junya SUZUKI, Yoji Takahashi
  • Publication number: 20200001629
    Abstract: A winding unit includes a rail extending in an X direction, a support portion that is supported on the rail, that is movable in the X direction, and that is capable of supporting rolled medium, and a support mechanism that is supported on the rail and that is movable in the X direction. The support mechanism includes a placement portion capable of supporting the rolled medium from a vertically downward direction side, and a position adjustment unit that rises the placement portion in a vertically upward direction when the rolled medium is removed from the support portion. When viewed from a Y direction intersecting the X direction, a placement surface of the placement portion on which the rolled medium is placed is curved to be convex in the vertically upward direction.
    Type: Application
    Filed: June 28, 2019
    Publication date: January 2, 2020
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Yoji TAKAHASHI
  • Patent number: 10399370
    Abstract: The printing apparatus includes a supply section that supports a plurality of rolls into which roll-paper strips are wound and supplies the roll-paper strips, a transport section that applies respective transporting forces to the supplied roll-paper strips and transports the roll-paper strips, a printing section that performs printing onto the transported roll-paper strips, and a tension-imparting section that individually imparts respective tensile forces to a plurality of roll-paper strips against the transporting forces.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: September 3, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Yoji Takahashi, Masaki Kobayashi, Junya Kato, Yoshikazu Hama
  • Patent number: 10150314
    Abstract: A liquid ejecting apparatus includes an ejecting unit that is capable of ejecting a liquid; and a tension adjusting unit that is rotatable about a rotational shaft and that is capable of applying a tension to a medium by coming into contact with the medium onto which the liquid is ejected. The tension adjusting unit is capable of applying the tension to the medium at a balancing position at which the tension adjusting unit is balanced by a weight of the tension adjusting unit.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: December 11, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Kumai, Takashi Akahane, Yoji Takahashi, Osamu Murayama
  • Publication number: 20180236795
    Abstract: The printing apparatus includes a supply section that supports a plurality of rolls into which roll-paper strips are wound and supplies the roll-paper strips, a transport section that applies respective transporting forces to the supplied roll-paper strips and transports the roll-paper strips, a printing section that performs printing onto the transported roll-paper strips, and a tension-imparting section that individually imparts respective tensile forces to a plurality of roll-paper strips against the transporting forces.
    Type: Application
    Filed: February 21, 2018
    Publication date: August 23, 2018
    Inventors: Yoji TAKAHASHI, Masaki KOBAYASHI, Junya KATO, Yoshikazu HAMA
  • Patent number: 9908348
    Abstract: A liquid ejecting apparatus includes an ejecting unit which can eject liquid in an ejecting region: and a medium support unit which can support a medium on a downstream side in a transport direction of the medium compared to the ejecting region, in which the medium support unit has a first region which has at least one face, and a second region which is located between the ejecting region and the first region, and has a plurality of bent portions, and in which the length of a face between the bent portions in the second region in the transport direction is shorter than the length of a face included in the first region in the transport direction.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: March 6, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Kumai, Yoji Takahashi, Osamu Hara
  • Publication number: 20170282612
    Abstract: There is provided a liquid ejecting apparatus including: an unwinding unit that holds a roll-shaped medium and unwinds the held medium; an ejecting unit that ejects liquid onto the medium unwound from the unwinding unit; a winding unit that winds the medium onto which the liquid is ejected; and a base member to which the unwinding unit and the winding unit are attached.
    Type: Application
    Filed: August 27, 2015
    Publication date: October 5, 2017
    Inventors: Yoji TAKAHASHI, Osamu HARA, Eiji KUMAI
  • Patent number: 9751344
    Abstract: A printing apparatus includes a feeding unit which includes a medium support unit which supports a roll-shaped medium, a feeding motor which rotates the medium support unit, and a transmission unit which transmits a driving force of the feeding motor to the medium support unit; a transport unit which transports a medium fed from the feeding unit; and a control unit which adjusts a tensile force of the medium between the medium support unit and the transport unit, by controlling the feeding motor, in which the transmission unit includes a plurality of transmission mechanisms, and the plurality of transmission mechanisms include a belt transmission mechanism which transmits the driving force using a belt.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: September 5, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Yoji Takahashi, Hiroshi Yoshida, Keishi Sawada
  • Publication number: 20170165983
    Abstract: In a print apparatus including a first holder unit that holds a rolled medium, the first holder unit includes a base, a main shaft that is supported on the base and moves along an axial direction to thereby fix the rolled medium, a split-nut portion that is provided on the base and is splittable into two, a bolt that moves the main shaft along the axial direction, a handle that rotates the bolt, and an opening/closing mechanism that opens and closes the split-nut portion. The split-nut portion is screwed onto the bolt and moves the bolt rotated with the handle along the axial direction while the split-nut portion is closed, and releases the bolt while the split-nut portion is open.
    Type: Application
    Filed: December 14, 2016
    Publication date: June 15, 2017
    Inventors: Yoji TAKAHASHI, Eiji KUMAI
  • Publication number: 20170106676
    Abstract: A printing apparatus includes a feeding unit which includes a medium support unit which supports a roll-shaped medium, a feeding motor which rotates the medium support unit, and a transmission unit which transmits a driving force of the feeding motor to the medium support unit; a transport unit which transports a medium fed from the feeding unit; and a control unit which adjusts a tensile force of the medium between the medium support unit and the transport unit, by controlling the feeding motor, in which the transmission unit includes a plurality of transmission mechanisms, and the plurality of transmission mechanisms include a belt transmission mechanism which transmits the driving force using a belt.
    Type: Application
    Filed: October 13, 2016
    Publication date: April 20, 2017
    Inventors: Yoji TAKAHASHI, Hiroshi YOSHIDA, Keishi SAWADA
  • Publication number: 20160089900
    Abstract: A liquid ejecting apparatus includes an ejecting unit which can eject liquid in an ejecting region: and a medium support unit which can support a medium on a downstream side in a transport direction of the medium compared to the ejecting region, in which the medium support unit has a first region which has at least one face, and a second region which is located between the ejecting region and the first region, and has a plurality of bent portions, and in which the length of a face between the bent portions in the second region in the transport direction is shorter than the length of a face included in the first region in the transport direction.
    Type: Application
    Filed: September 22, 2015
    Publication date: March 31, 2016
    Inventors: Eiji KUMAI, Yoji TAKAHASHI, Osamu HARA
  • Patent number: 8899511
    Abstract: A roll medium support device includes a shaft member including an insertion part having a rectangular shape in cross section and configured to be inserted through a center hole of a roll medium, a support member having a rectangular first insertion hole through which the insertion part is inserted so that the support member supports the roll medium from a width direction, a rotating member rotatably provided to the support member and having a rectangular second insertion hole through which the insertion part is inserted, a pair of interlocking members extending along long sides of the second insertion hole in the rotating member, and an urging member urging the interlocking members towards each other. A distance between the interlocking members is shorter than a distance between short-side surfaces of the insertion part and longer than a distance between long-side surfaces of the insertion part.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: December 2, 2014
    Assignee: Seiko Epson Corporation
    Inventor: Yoji Takahashi
  • Patent number: 8430352
    Abstract: A roll medium feeding apparatus includes a roll medium accommodating unit including a bearing that supports a shaft member of a roll medium, and a drawer member configured to slide relative to the roll medium accommodating unit. First support surfaces configured to support ends of the shaft member are provided to the roll medium accommodating unit so as to extend in a direction in which the drawer member slides from the bearings, and second support surfaces configured to support the ends of the shaft member are provided to the drawer member so as to intersect with the first support surfaces at an obtuse angle relative to a direction in which the shaft member extends.
    Type: Grant
    Filed: February 3, 2011
    Date of Patent: April 30, 2013
    Assignee: Seiko Epson Corporation
    Inventor: Yoji Takahashi