Patents by Inventor Kazuo Otsuka

Kazuo Otsuka 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: 11766884
    Abstract: A main frame extending in a first direction, a side frames extending in a second direction that intersects with the first direction, the side frames being fixed to the main frame, and a supported member extending in the first direction and supported by the side frame are included, wherein the side frame includes a first frame portion extending in the second direction and a second frame portion extending from the first frame portion in the first direction, the second frame portion being in surface contact with the main frame, and in plan view from the second direction, an abutting portion that abuts the main frame is provided at the first frame portion and a fixing portion is provided at the second frame portion, the fixing portion being fixed to the main frame at a position where the second frame portion overlaps with the first frame portion.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: September 26, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Masaaki Kinoshita, Kazuo Otsuka, Atsuhiko Takeuchi
  • Patent number: 11433691
    Abstract: A recording apparatus includes a medium mounting section on which a medium is to be mounted, a reverse-feeding path for reversing the medium that has been fed from the medium mounting section, a recording unit configured to perform recording onto the medium that has been reversed by the reverse-feeding path, and a reverse-discharging path for reversing the medium on which recording has been performed by the recording unit and for discharge the medium to a discharge section configured to discharge the medium, in which when viewed in a medium width direction intersecting a medium transport direction, a path section for reversing the medium in the reverse-feeding path and a path section for reversing the medium in the reverse-discharging path have portions overlapping each other in the vertical direction.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: September 6, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Kazuhisa Takeda, Satoshi Kawamura, Haruna Takahashi, Keisuke Sasaki
  • Publication number: 20220203729
    Abstract: A main frame extending in a first direction, a side frames extending in a second direction that intersects with the first direction, the side frames being fixed to the main frame, and a supported member extending in the first direction and supported by the side frame are included, wherein the side frame includes a first frame portion extending in the second direction and a second frame portion extending from the first frame portion in the first direction, the second frame portion being in surface contact with the main frame, and in plan view from the second direction, an abutting portion that abuts the main frame is provided at the first frame portion and a fixing portion is provided at the second frame portion, the fixing portion being fixed to the main frame at a position where the second frame portion overlaps with the first frame portion.
    Type: Application
    Filed: December 22, 2021
    Publication date: June 30, 2022
    Inventors: Masaaki Kinoshita, Kazuo Otsuka, Atsuhiko Takeuchi
  • Patent number: 11196883
    Abstract: A printer includes a board including a connector to which a cable is connected, and a housing covering the board and having an opening through which the connector is accessible, wherein a cable gripping portion that is gripped when the cable is connected is located outside the opening in a state where the cable is connected to the connector, and in which the housing includes a connector cover movable to a cover position at which the connector cover covers an upper side and a lateral side of the cable gripping portion, and an open position at which the connector cover opens at least on a vertical upper side of the cable gripping portion.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: December 7, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Hiroaki Fukumoto, Kazuo Otsuka
  • Patent number: 11123998
    Abstract: A medium transport device includes a first transport route for discharging a medium processed by a processing unit to an outer side of a housing in which the processing unit is provided, and a second transport route for discharging a medium processed by the processing unit to the outer side of the housing. The housing has an openable/closeable or detachable cover, and at least one of the first transport route and a route forming member constituting the first transport route and at least one of the second transport route and a route forming member constituting the second transport route to be exposed by opening or detaching of the cover.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: September 21, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Kazuhisa Takeda
  • Publication number: 20210195042
    Abstract: A printer includes a board including a connector to which a cable is connected, and a housing covering the board and having an opening through which the connector is accessible, wherein a cable gripping portion that is gripped when the cable is connected is located outside the opening in a state where the cable is connected to the connector, and in which the housing includes a connector cover movable to a cover position at which the connector cover covers an upper side and a lateral side of the cable gripping portion, and an open position at which the connector cover opens at least on a vertical upper side of the cable gripping portion.
    Type: Application
    Filed: December 17, 2020
    Publication date: June 24, 2021
    Inventors: Hiroaki FUKUMOTO, Kazuo OTSUKA
  • Publication number: 20210122172
    Abstract: A recording apparatus includes a medium mounting section on which a medium is to be mounted, a reverse-feeding path for reversing the medium that has been fed from the medium mounting section, a recording unit configured to perform recording onto the medium that has been reversed by the reverse-feeding path, and a reverse-discharging path for reversing the medium on which recording has been performed by the recording unit and for discharge the medium to a discharge section configured to discharge the medium, in which when viewed in a medium width direction intersecting a medium transport direction, a path section for reversing the medium in the reverse-feeding path and a path section for reversing the medium in the reverse-discharging path have portions overlapping each other in the vertical direction.
    Type: Application
    Filed: January 4, 2021
    Publication date: April 29, 2021
    Inventors: Kazuo OTSUKA, Kazuhisa TAKEDA, Satoshi KAWAMURA, Haruna TAKAHASHI, Keisuke SASAKI
  • Patent number: 10913292
    Abstract: A recording apparatus includes a medium mounting section on which a medium is to be mounted, a reverse-feeding path for reversing the medium that has been fed from the medium mounting section, a recording unit configured to perform recording onto the medium that has been reversed by the reverse-feeding path, and a reverse-discharging path for reversing the medium on which recording has been performed by the recording unit and for discharge the medium to a discharge section configured to discharge the medium, in which when viewed in a medium width direction intersecting a medium transport direction, a path section for reversing the medium in the reverse-feeding path and a path section for reversing the medium in the reverse-discharging path have portions overlapping each other in the vertical direction.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: February 9, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Kazuhisa Takeda, Satoshi Kawamura, Haruna Takahashi, Keisuke Sasaki
  • Patent number: 10759203
    Abstract: A recording apparatus includes: a recording section that performs recording onto a medium; an operation panel which is configured to be tilted to switch between a first position and a second position which is closer to a horizontal position than the first position is; and an open/close structure configured to be opened/closed, and configured to, when open, expose a space around a recording unit under the operation panel which has been tilted at least from the first position into a horizontal direction, and, when closed, close the space around the recording unit. The open/close structure has a pivot center in a lower part of the open/close structure in a closed state, and is configured to open forward relative to the apparatus with an upper part of the open/close structure in the closed state taken as a free end.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: September 1, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Yoshiyuki Okazawa, Tomoko Shirai
  • Patent number: 10752027
    Abstract: A medium transporting device provided in a printer includes a curved path in which a paper sheet after recording is curved and inverted, a plurality of first ribs that extend in a medium transportation direction in a facing area facing a recording head, that are provided at intervals in a width direction intersecting the medium transportation direction, and that form cockling on the paper sheet, a plurality of second ribs that are provided on an outer curved portion of the curved path, and a plurality of third ribs that are provided on an inner curved portion of the curved path. The plurality of second ribs and the plurality of third ribs are disposed at positions in the width direction that correspond to a mountain portion and a valley portion of the cockling of the paper sheet that is formed by the plurality of first ribs.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: August 25, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kazuhisa Takeda, Kazuo Otsuka
  • Patent number: 10730320
    Abstract: A medium transport device includes a first transport route for discharging a medium processed by a processing unit, a second transport route for discharging the medium processed by the processing unit, and a medium receiving tray that is capable of switching a state between a medium receiving state of receiving the medium that is discharged through the first transport route and a medium unreceivable state achieved by performing state switching from the medium receiving state. The first transport route comes into a non-formed state and at least a part of the medium receiving tray forms the second transport route when the medium receiving tray is in the medium unreceivable state, and the second transport route comes into the non-formed state and the first transport route is formed when the medium receiving tray comes into the medium receiving state.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: August 4, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Kazuhisa Takeda
  • Publication number: 20200230978
    Abstract: A medium transporting device provided in a printer includes a curved path in which a paper sheet after recording is curved and inverted, a plurality of first ribs that extend in a medium transportation direction in a facing area facing a recording head, that are provided at intervals in a width direction intersecting the medium transportation direction, and that form cockling on the paper sheet, a plurality of second ribs that are provided on an outer curved portion of the curved path, and a plurality of third ribs that are provided on an inner curved portion of the curved path. The plurality of second ribs and the plurality of third ribs are disposed at positions in the width direction that correspond to a mountain portion and a valley portion of the cockling of the paper sheet that is formed by the plurality of first ribs.
    Type: Application
    Filed: April 3, 2020
    Publication date: July 23, 2020
    Inventors: Kazuhisa TAKEDA, Kazuo OTSUKA
  • Patent number: 10703116
    Abstract: A recording apparatus includes a medium storage cassette which includes a medium storage region and is capable of being inserted and removed with respect to an apparatus main body, in which the medium storage cassette includes a main cassette unit and a sub-cassette unit which is capable of switching between a first state and a second state which is displaced more in the removal direction than in the first state to expand the medium storage region, and in which the apparatus main body includes a cover which is provided to be capable of being displaced between a position corresponding to the first state of the sub-cassette unit and a position corresponding to the second state and which covers a top portion of the medium storage region on the removal direction side.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: July 7, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Satoshi Nakata, Katsumi Yamada, Manato Nishi, Kenichi Furuya
  • Patent number: 10647133
    Abstract: A medium transporting device provided in a printer includes a curved path in which a paper sheet after recording is curved and inverted, a plurality of first ribs that extend in a medium transportation direction in a facing area facing a recording head, that are provided at intervals in a width direction intersecting the medium transportation direction, and that form cockling on the paper sheet, a plurality of second ribs that are provided on an outer curved portion of the curved path, and a plurality of third ribs that are provided on an inner curved portion of the curved path. The plurality of second ribs and the plurality of third ribs are disposed at positions in the width direction that correspond to a mountain portion and a valley portion of the cockling of the paper sheet that is formed by the plurality of first ribs.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: May 12, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kazuhisa Takeda, Kazuo Otsuka
  • Patent number: 10618296
    Abstract: A liquid ejecting apparatus includes a carriage unit which is provided with a liquid ejecting head, a liquid storage container which is storing a liquid, a tube which is connected to the carriage unit and which supplies the liquid which is fed from the liquid storage container to the carriage unit, a first driven roller which is provided on a downstream of the liquid ejecting head and which comes into contact with a surface of the medium which faces the liquid ejecting head, and a tube support surface which is positioned closer to a bottom side than the carriage unit in a vertical direction, and supports the tube, in which the tube support surface is at a position which is deviated from the first driven roller in the transport direction of the medium and falls within a height range of the first driven roller in the vertical direction.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: April 14, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kazuhisa Takeda, Kazuo Otsuka, Satoshi Kawamura
  • Patent number: 10500874
    Abstract: In a support member that is disposed to face a liquid emitting head and supports a medium, in a first region through which an edge of a first medium in a medium width direction passes, a liquid receiving portion is provided which receives a liquid emitted on a region deviated from the edge of the first medium in the medium width direction, and in a second region as a region through which an edge of a second medium in which a size thereof in the medium width direction is larger than that of the first medium passes, an absorbing material disposing portion at which a liquid absorbing material which absorbs the liquid guided from the liquid receiving portion is disposed to be capable of being exposed from an upper side of the support member is provided.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: December 10, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Kazuo Otsuka, Yosuke Nakano, Eiji Taketsugu, Atsuhiko Takeuchi, Kazuhisa Kawakami
  • Publication number: 20190308425
    Abstract: A recording apparatus includes a medium mounting section on which a medium is to be mounted, a reverse-feeding path for reversing the medium that has been fed from the medium mounting section, a recording unit configured to perform recording onto the medium that has been reversed by the reverse-feeding path, and a reverse-discharging path for reversing the medium on which recording has been performed by the recording unit and for discharge the medium to a discharge section configured to discharge the medium, in which when viewed in a medium width direction intersecting a medium transport direction, a path section for reversing the medium in the reverse-feeding path and a path section for reversing the medium in the reverse-discharging path have portions overlapping each other in the vertical direction.
    Type: Application
    Filed: April 2, 2019
    Publication date: October 10, 2019
    Inventors: Kazuo OTSUKA, Kazuhisa TAKEDA, Satoshi KAWAMURA, Haruna TAKAHASHI, Keisuke SASAKI
  • Publication number: 20190308429
    Abstract: A recording apparatus includes: a recording section that performs recording onto a medium; an operation panel which is configured to be tilted to switch between a first position and a second position which is closer to a horizontal position than the first position is; and an open/close structure configured to be opened/closed, and configured to, when open, expose a space around a recording unit under the operation panel which has been tilted at least from the first position into a horizontal direction, and, when closed, close the space around the recording unit. The open/close structure has a pivot center in a lower part of the open/close structure in a closed state, and is configured to open forward relative to the apparatus with an upper part of the open/close structure in the closed state taken as a free end.
    Type: Application
    Filed: April 1, 2019
    Publication date: October 10, 2019
    Inventors: Kazuo OTSUKA, Yoshiyuki OKAZAWA, Tomoko SHIRAI
  • Patent number: 10412238
    Abstract: A recording apparatus, comprising: an apparatus body; a recording device that is provided inside the apparatus body and performs recording on a medium; a supporting tray that is switchable between a drawn-out state and a housed state and, when in the drawn-out state, supports the medium that is to be fed toward the recording device, the drawn-out state being a state of being drawn out from the apparatus body, the housed state being a state of being housed in the apparatus body; and a unit that is detachably attached to the apparatus body and includes a reverse roller for reverse the medium, wherein the supporting tray has a portion that is configured to be on a path of attachment and detachment of the unit when in the housed state.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: September 10, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Kazuo Otsuka
  • Patent number: 10308029
    Abstract: A liquid holding unit supplies liquid to a liquid ejector of a liquid ejection device. The liquid holding unit includes a liquid holder, an inlet, a plug, a shaft, and an engagement portion. The liquid holder holds the liquid. The housing accommodates the liquid holder. The inlet is used to fill the liquid holder with the liquid. The plug opens and closes the inlet and includes an elastically deformable plug body that covers the inlet and a holding member that holds the plug body and has higher rigidity than the plug body. The shaft is arranged on one of the housing and the plug. The plug is pivotal about the shaft. The engagement portion arranged on the other one of the housing and the plug and engaged with the shaft.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: June 4, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Shoma Kudo, Naomi Kimura, Hideki Okumura, Motoyoshi Shirotori, Kazuo Otsuka, Masafumi Furuyama