Patents by Inventor Akihiro Toya

Akihiro Toya 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: 20210078333
    Abstract: There is provided a technique of improving the mounting position of a liquid container relative to a liquid ejection device. The liquid container configured to be mountable to and dismountable from a case of the liquid ejection device includes a bag-like member that has flexibility and that includes a containing portion provided to contain a liquid inside thereof; and connection member that is located at an end of the bag-like member. The connection member includes a liquid outlet configured such that a liquid introducing element of the liquid ejection device is inserted in the liquid outlet; a container-side electrical connecting structure configured such that a device-side electrical connecting structure of the liquid ejection device is connected with the container-side electrical connecting structure; and two guided elements configured such that at least respective parts of two guide elements of the case are fitted in the two guided elements in a state that the liquid container is placed in the case.
    Type: Application
    Filed: August 7, 2017
    Publication date: March 18, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takumi NAGASHIMA, Hiroyuki KAWATE, Yoshiaki SHIMIZU, Akihiro TOYA, Tetsuya TAKAMOTO, Tadahiro MIZUTANI, Hiroyoshi OZEKI, Manabu YAMAGUCHI
  • Patent number: 10759174
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head and a mounting unit. The liquid ejecting head is able to eject liquid. A plurality of liquid containers containing the liquid to be supplied to the liquid ejecting head mounted so as to overlap in an up-down direction. The mounting unit includes a separator and an electrical member. The separator separates, in the up-down direction, a space where the plurality of liquid containers are mounted. The electrical member allows electricity to flow therethrough. The separator has a through portion that penetrates through the separator in the up-down direction. The through portion is positioned such that, when seen in the up-down direction, an edge portion of the through portion does not overlap with the electrical member positioned below the through portion.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: September 1, 2020
    Assignee: Seiko Epson Corporation
    Inventor: Akihiro Toya
  • Patent number: 10500866
    Abstract: The liquid container is detachable from a case of a liquid ejection apparatus. The liquid container has a bag-shaped member that is flexible and has a storage portion for storing a liquid therein, and a connection member attached to the bag-shaped member. The connection member has a liquid introducing outlet into which a liquid introducing portion of the liquid ejection apparatus is inserted, a container-side electrical connection unit to which an apparatus-side electrical connection unit of the liquid ejection apparatus is connected, and a handle that pivots with respect to the connection member. In a state where the liquid container is arranged in the case, the handle is provided at a position exposed to the outside of the case, and when the liquid container is mounted to/removed from the case, the handle is brought into a second orientation in which the handle is pivoted from a first orientation.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: December 10, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Hiroyuki Kawate, Tadahiro Mizutani, Yoshiaki Shimizu, Takumi Nagashima, Akihiro Toya, Hiroyoshi Ozeki, Manabu Yamaguchi, Tetsuya Takamoto
  • Patent number: 10457056
    Abstract: A liquid ejecting apparatus includes a mounting portion on which a liquid container capable of accommodating liquid is mounted in a detachable manner, and a liquid ejecting head configured to eject the liquid which is supplied from the liquid container. The mounting portion has a locking portion capable of locking the liquid container, a movement path extending toward the locking portion, and a first pressing portion and a second pressing portion capable of pressing the liquid container in a direction in which the liquid container is away from the locking portion. The second pressing portion presses the liquid container on the movement path on which the liquid container is away from the locking portion, and the second pressing portion and the first pressing portion press the liquid container when the liquid container is locked by the locking portion.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: October 29, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Akihiro Toya
  • Patent number: 10421281
    Abstract: A liquid ejecting apparatus includes a casing, a liquid ejecting head configured to eject a liquid in the casing, an absorber capable of absorbing a portion of the liquid that has leaked into the casing, and a detector capable of detecting the portion of the liquid absorbed by the absorber. The absorber includes a detection portion to be detected by the detector and a plurality of extension portions extending from the detection portion.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: September 24, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Akira Yamagishi, Akihiro Toya
  • Patent number: 10392216
    Abstract: A web transporting method includes a drive roller (Gd), N (where N is an integer of 1 or greater) driven rollers (Gn) which nip a wound portion of a web between the drive roller and the driven rollers, and a tension application unit which applies a tension Tl to a portion of the web which is one side of the wound portion and applies a tension Th which is higher than the tension Tl to a portion of the web which is opposite the one side of the wound portion, in which an angle ?0, an angle ?(n), a load P(n), a static friction coefficient ?0, and a static friction coefficient ?(n) satisfy a predetermined relational expression (expression 1).
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: August 27, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Atsushi Imamura, Akihiro Toya
  • Patent number: 10363742
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head which ejects liquid from nozzles; a liquid supply path which includes a liquid chamber partly formed of a flexible member, and supplies liquid to the liquid ejecting head; and a flow path unit which includes a displacement detecting unit which detects a displacement of the flexible member, and the liquid chamber, in which the flexible member closes the liquid supply path by being displaced in a direction in which a volume of the liquid chamber is reduced due to a decrease in liquid in the liquid chamber.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: July 30, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Akihiko Maruyama, Akihiro Toya
  • Publication number: 20190118539
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head and a mounting unit. The liquid ejecting head is able to eject liquid. A plurality of liquid containers containing the liquid to be supplied to the liquid ejecting head mounted so as to overlap in an up-down direction. The mounting unit includes a separator and an electrical member. The separator separates, in the up-down direction, a space where the plurality of liquid containers are mounted. The electrical member allows electricity to flow therethrough. The separator has a through portion that penetrates through the separator in the up-down direction. The through portion is positioned such that, when seen in the up-down direction, an edge portion of the through portion does not overlap with the electrical member positioned below the through portion.
    Type: Application
    Filed: October 16, 2018
    Publication date: April 25, 2019
    Inventor: Akihiro TOYA
  • Patent number: 10239315
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head that ejects a liquid supplied from a liquid supplier which has an engaging portion, a container that has an engaging-portion-receiving portion with which the engaging portion engages, and an attaching portion to which the container is detachably attached. The liquid supplier is detachably attached to the attaching portion with movement of the container in a state where the engaging portion has engaged with the engaging-portion-receiving portion. The engaging portion engages with the engaging-portion-receiving portion to be relatively movable in a direction which crosses a movement path of the container when the container is attached to the attaching portion.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: March 26, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Akihiro Toya, Yoshiaki Shimizu
  • Patent number: 10232627
    Abstract: A container on which a liquid container provided with a handle is removably placed, in which the container includes a plurality of guide portions configured to guide guided portions provided in the liquid container in a guiding direction, and the plurality of guide portions are provided so that at least a part of the handle is disposed on a line which connects the at least two guide portions in a state where the liquid container is placed on the container.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: March 19, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Akihiro Toya, Yoshiaki Shimizu, Hiroyuki Kawate
  • Patent number: 10220626
    Abstract: A technique is provided with which the concentration in liquid to be supplied to a liquid ejection apparatus is less likely to be uneven. A liquid container for supplying a liquid having a precipitating component to a liquid ejection apparatus includes: a liquid container, a liquid leading portion for leading the liquid in the liquid containing portion to the liquid ejection apparatus; a liquid flow tube that has a base end connected to the liquid leading portion, the liquid flow tube extending within the liquid containing portion from the liquid leading portion toward the second end; and a spacer member that is provided in the liquid containing portion and has a spacer body forming a liquid-retaining space for retaining the liquid in the liquid containing portion. The spacer member is coupled to the liquid leading portion. The liquid flow tube is coupled to the spacer member.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: March 5, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Akihiro Toya, Hiroyuki Kawate
  • Publication number: 20180244051
    Abstract: A liquid ejecting apparatus includes a mounting portion on which a liquid container capable of accommodating liquid is mounted in a detachable manner, and a liquid ejecting head configured to eject the liquid which is supplied from the liquid container. The mounting portion has a locking portion capable of locking the liquid container, a movement path extending toward the locking portion, and a first pressing portion and a second pressing portion capable of pressing the liquid container in a direction in which the liquid container is away from the locking portion. The second pressing portion presses the liquid container on the movement path on which the liquid container is away from the locking portion, and the second pressing portion and the first pressing portion press the liquid container when the liquid container is locked by the locking portion.
    Type: Application
    Filed: February 21, 2018
    Publication date: August 30, 2018
    Inventor: Akihiro TOYA
  • Patent number: 10059551
    Abstract: A transporting device includes a first driving roller which transports the base material; a second driving roller which is disposed to be closer to a downstream side of the transporting direction than the first driving roller, and transports the base material; a driven roller which nips the base material between the second driving roller and the driven roller, and rotates together with the second driving roller; and an inter-roller transporting path which is provided between the first driving roller and the second driving roller, and through which the base material is transported in a state where the base material is suspended in a direction of gravity and bent. The second driving roller starts winding the base material at a position which is closer to an upstream side of the transporting direction than a position where the driven roller is in contact with the base material.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: August 28, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Shinji Kawakami, Akihiro Toya, Masaru Jingushi
  • Publication number: 20180229506
    Abstract: A liquid ejecting apparatus includes a casing, a liquid ejecting head configured to eject a liquid in the casing, an absorber capable of absorbing a portion of the liquid that has leaked into the casing, and a detector capable of detecting the portion of the liquid absorbed by the absorber. The absorber includes a detection portion to be detected by the detector and a plurality of extension portions extending from the detection portion.
    Type: Application
    Filed: February 9, 2018
    Publication date: August 16, 2018
    Inventors: Akira YAMAGISHI, Akihiro TOYA
  • Publication number: 20180056652
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head which ejects liquid from nozzles; a liquid supply path which includes a liquid chamber partly formed of a flexible member, and supplies liquid to the liquid ejecting head; and a flow path unit which includes a displacement detecting unit which detects a displacement of the flexible member, and the liquid chamber, in which the flexible member closes the liquid supply path by being displaced in a direction in which a volume of the liquid chamber is reduced due to a decrease in liquid in the liquid chamber.
    Type: Application
    Filed: August 25, 2017
    Publication date: March 1, 2018
    Inventors: Akihiko MARUYAMA, Akihiro TOYA
  • Publication number: 20180043696
    Abstract: A technique is provided with which the concentration in liquid to be supplied to a liquid ejection apparatus is less likely to be uneven. A liquid container for supplying a liquid having a precipitating component to a liquid ejection apparatus includes: a liquid container, a liquid leading portion for leading the liquid in the liquid containing portion to the liquid ejection apparatus; a liquid flow tube that has a base end connected to the liquid leading portion, the liquid flow tube extending within the liquid containing portion from the liquid leading portion toward the second end; and a spacer member that is provided in the liquid containing portion and has a spacer body forming a liquid-retaining space for retaining the liquid in the liquid containing portion. The spacer member is coupled to the liquid leading portion. The liquid flow tube is coupled to the spacer member.
    Type: Application
    Filed: August 9, 2017
    Publication date: February 15, 2018
    Inventors: Akihiro TOYA, Hiroyuki KAWATE
  • Publication number: 20180043695
    Abstract: The liquid container is detachable from a case of a liquid ejection apparatus. The liquid container has a bag-shaped member that is flexible and has a storage portion for storing a liquid therein, and a connection member attached to the bag-shaped member. The connection member has a liquid introducing outlet into which a liquid introducing portion of the liquid ejection apparatus is inserted, a container-side electrical connection unit to which an apparatus-side electrical connection unit of the liquid ejection apparatus is connected, and a handle that pivots with respect to the connection member. In a state where the liquid container is arranged in the case, the handle is provided at a position exposed to the outside of the case, and when the liquid container is mounted to/removed from the case, the handle is brought into a second orientation in which the handle is pivoted from a first orientation.
    Type: Application
    Filed: August 11, 2017
    Publication date: February 15, 2018
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiroyuki KAWATE, Tadahiro MIZUTANI, Yoshiaki SHIMIZU, Takumi NAGASHIMA, Akihiro TOYA, Hiroyoshi OZEKI, Manabu YAMAGUCHI, Tetsuya TAKAMOTO
  • Publication number: 20180043694
    Abstract: A container on which a liquid container provided with a handle is removably placed, in which the container includes a plurality of guide portions configured to guide guided portions provided in the liquid container in a guiding direction, and the plurality of guide portions are provided so that at least a part of the handle is disposed on a line which connects the at least two guide portions in a state where the liquid container is placed on the container.
    Type: Application
    Filed: July 26, 2017
    Publication date: February 15, 2018
    Inventors: Akihiro TOYA, Yoshiaki SHIMIZU, Hiroyuki KAWATE
  • Publication number: 20170341395
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head that ejects a liquid supplied from a liquid supplier which has an engaging portion, a container that has an engaging-portion-receiving portion with which the engaging portion engages, and an attaching portion to which the container is detachably attached. The liquid supplier is detachably attached to the attaching portion with movement of the container in a state where the engaging portion has engaged with the engaging-portion-receiving portion. The engaging portion engages with the engaging-portion-receiving portion to be relatively movable in a direction which crosses a movement path of the container when the container is attached to the attaching portion.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 30, 2017
    Inventors: Akihiro TOYA, Yoshiaki SHIMIZU
  • Patent number: 9809040
    Abstract: An image recording device includes a drive roller, a driven roller, a recording unit and a control unit. The driven roller is configured and arranged with respect to the drive roller so that the recording medium is grasped between the drive roller and the driven roller. The recording unit is configured and arranged to record an image on the recording medium arranged further to a downstream side than the drive roller in a first direction. When the control unit stops conveying of the recording medium in the first direction, the control unit is configured to stop conveying of the recording medium in a state in which an area of the recording medium different from an area, in which the image is planned to be recorded after a timing at which conveying of the recording medium is stopped, is in contact with the driven roller.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: November 7, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Atsushi Imamura, Akihiro Toya