Patents by Inventor Hiroyuki Kawate

Hiroyuki Kawate 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: 10675879
    Abstract: A liquid container includes a liquid container body, a liquid supply port, an operation member, and a container-side electrical connection structure provided integrally with the operation member and configured to have a contact portion that is configured to come into contact with an apparatus-side electrical connection structure provided in a liquid consuming apparatus. The operation member has an opening having a receiving space to receive a user's hand.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: June 9, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Kawate, Tokujiro Okuno, Yoshiyuki Tanaka, Katsutomo Tsukahara
  • Patent number: 10675875
    Abstract: Liquid and sedimentary components are kept from remaining in a bag of a liquid container. The liquid container includes a flexible bag in which a liquid storage portion for containing a liquid is provided, a liquid outlet member that is attached to one edge portion of the bag, and has a liquid outlet portion for leading out the liquid to a liquid ejection apparatus, a spacer member arranged in the liquid storage portion, and a liquid outlet tube that constitutes a flow path of liquid extending in the liquid storage portion from the liquid outlet member toward the spacer member. The spacer member is arranged at a position separated from an end portion of the liquid storage portion, and at least one directing channel extending from the end portion side of the liquid storage portion in a direction approaching the spacer member is formed in the liquid storage portion.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: June 9, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Takumi Nagashima, Hiroyuki Kawate, Hiroyushi Ozeki, Manabu Yamaguchi
  • Patent number: 10613475
    Abstract: A packing member includes a first section arranged to face a first face of a flexible bag of the liquid container along a DW plane that includes the D direction and the W direction; a second section arranged to face a second face of the bag along the DW plane, and sandwiches the bag in the T direction in cooperation with the first section; a fixing portion that fixes the first section and the second section in a state of sandwiching the bag in the T direction; and a pressurizing portion that presses the region of a portion of the bag sandwiched between the first section and the second section in a fixed state where the bag is fixed between the first section and the second section by the fixing portion, such that pressure in the liquid storage portion rises.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: April 7, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Takumi Nagashima, Hiroyuki Kawate, Hiroyoshi Ozeki, Manabu Yamaguchi
  • 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
  • Publication number: 20190366723
    Abstract: A liquid container includes: a flexible bag provided with a liquid container that internally contains the liquid; a liquid outlet member attached to a one end portion of the bag; and a connection member that is attached to the one end portion of the bag so as to cover the liquid outlet member and a portion of the one end portion of the bag from the outside. The bag includes a sealed portion on an outer periphery side relative to the liquid container, the sealed portion includes a one end portion-side sealed portion, and a first width, which is a width of the one end portion-side sealed portion in at least a surrounding region of the connection member, is larger than a second width, which is a width of the sealed portion at other ends of the bag.
    Type: Application
    Filed: May 31, 2019
    Publication date: December 5, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takumi NAGASHIMA, Hiroyuki KAWATE, Hiroyoshi OZEKI, Manabu YAMAGUCHI, Koichi TOBA
  • Publication number: 20190329558
    Abstract: A liquid supplier can be attached to and detached from a case of a liquid ejection device, and includes a connection member located at an end of the case. The connection member includes a liquid outlet member including a liquid outlet port and a connection port, a container-side electric connector, a first receiving portion that receives a first positioning portion of the liquid ejection device, and a second receiving portion that receives a second positioning portion of the liquid ejection device. The width of the liquid supplier in the Z direction is smaller than a width in the Y direction and a width in the X direction. The liquid supplier further includes a tube whose one end is connected to the connection port, and into which liquid is injected from another end that is located outside the liquid ejection device.
    Type: Application
    Filed: April 24, 2019
    Publication date: October 31, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Manabu YAMAGUCHI, Hiroyuki KAWATE, Takumi NAGASHIMA, Hiroyoshi OZEKI, Taku ISHIZAWA
  • Patent number: 10449772
    Abstract: A cartridge includes: a case; an accommodation part inside of the case; a liquid leading-out port; a cartridge side electrical connection part; and a cartridge side fixation structure. Engagement of the device side fixation structure and the cartridge side fixation structure restricts moving the case in a state of being imparted with the force directing to ?Z direction. The cartridge side fixation structure and the cartridge side electrical connection part overlap with each other at least in a part when the cartridge is viewed in Z directions. A width of the cartridge in the Z direction is smaller than a width in Y direction and a width in the X directions.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: October 22, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Takumi Nagashima, Hiroyoshi Ozeki, Hiroyuki Kawate, Atsushi Kobayashi
  • Patent number: 10343412
    Abstract: The liquid container has a spacer member provided in the liquid storage portion. When three directions orthogonal to each other are assumed to be a D direction, a T direction, and a W direction, in the D direction, a direction from a liquid outlet portion toward the other edge portion of the bag is assumed to be a +D direction, and the opposite direction to the +D direction is assumed to be a ?D direction, and a direction in which the dimension of the outer shape of the liquid container is smallest is assumed to be the T direction, and the spacer member has, on the +D direction side, a face inclined such that the dimension in the T direction of the spacer member increases from the +D direction side toward the ?D direction side.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: July 9, 2019
    Assignee: Seiko Epson Corpoation
    Inventors: Hiroyuki Kawate, Hiroyoshi Ozeki, Manabu Yamaguchi, Takumi Nagashima, Yoshiaki Shimizu
  • Publication number: 20190196393
    Abstract: A packing member includes a first section arranged to face a first face of a flexible bag of the liquid container along a DW plane that includes the D direction and the W direction; a second section arranged to face a second face of the bag along the DW plane, and sandwiches the bag in the T direction in cooperation with the first section; a fixing portion that fixes the first section and the second section in a state of sandwiching the bag in the T direction; and a pressurizing portion that presses the region of a portion of the bag sandwiched between the first section and the second section in a fixed state where the bag is fixed between the first section and the second section by the fixing portion, such that pressure in the liquid storage portion rises.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 27, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takumi NAGASHIMA, Hiroyuki KAWATE, Hiroyoshi OZEKI, Manabu YAMAGUCHI
  • Publication number: 20190184710
    Abstract: Liquid and sedimentary components are kept from remaining in a bag of a liquid container. The liquid container includes a flexible bag in which a liquid storage portion for containing a liquid is provided, a liquid outlet member that is attached to one edge portion of the bag, and has a liquid outlet portion for leading out the liquid to a liquid ejection apparatus, a spacer member arranged in the liquid storage portion, and a liquid outlet tube that constitutes a flow path of liquid extending in the liquid storage portion from the liquid outlet member toward the spacer member. The spacer member is arranged at a position separated from an end portion of the liquid storage portion, and at least one directing channel extending from the end portion side of the liquid storage portion in a direction approaching the spacer member is formed in the liquid storage portion.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Applicant: SEIKO EPSON CORPORATION Tokyo
    Inventors: Takumi NAGASHIMA, Hiroyuki Kawate, Hiroyoshi Ozeki, Manabu Yamaguchi
  • Publication number: 20190092032
    Abstract: A liquid container includes a liquid container body, a liquid supply port, an operation member, and a container-side electrical connection structure provided integrally with the operation member and configured to have a contact portion that is configured to come into contact with an apparatus-side electrical connection structure provided in a liquid consuming apparatus. The operation member has an opening having a receiving space to receive a user's hand.
    Type: Application
    Filed: November 28, 2018
    Publication date: March 28, 2019
    Inventors: Hiroyuki KAWATE, Tokujiro OKUNO, Yoshiyuki TANAKA, Katsutomo TSUKAHARA
  • Publication number: 20190092031
    Abstract: A liquid container includes a liquid supply portion, a liquid container body, and a container-side electrical connection structure provided to have a contact portion that is configured to come into contact with an apparatus-side electrical connection structure provided in a liquid consuming apparatus. The container-side electrical connection structure includes a placement portion configured to place the contact portion to be located above the liquid container body in the direction of gravity in a process of connecting the liquid container with the liquid consuming apparatus.
    Type: Application
    Filed: November 28, 2018
    Publication date: March 28, 2019
    Inventors: Hiroyuki KAWATE, Tokujiro OKUNO, Yoshiyuki TANAKA, Katsutomo TSUKAHARA
  • 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
  • Patent number: 10179459
    Abstract: A liquid container comprises a liquid supply portion, a liquid container body, and a container-side electrical connection structure provided to have a contact portion that is configured to come into contact with an apparatus-side electrical connection structure provided in a liquid consuming apparatus. The container-side electrical connection structure includes a placement portion configured to place the contact portion to be located above the liquid container body in the direction of gravity in a process of connecting the liquid container with the liquid consuming apparatus.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: January 15, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Kawate, Tokujiro Okuno, Yoshiyuki Tanaka, Katsutomo Tsukahara
  • Patent number: 10173431
    Abstract: A liquid containing member that can supply a liquid having a uniform concentration of a precipitating component to a liquid ejecting portion is provided. A liquid containing member includes: a liquid containing portion that can contain ink; a liquid supply port for supplying the ink contained in the liquid containing portion to a liquid ejection head; and a communication channel that is in communication with the liquid containing portion and the liquid supply port. The communication channel has a first end that is positioned at a lower end on the gravity direction side in the liquid containing portion and can suck the ink, and a second end that is positioned closer to the anti-gravity direction side than the first end is, and can suck the ink, in an in-use state in which the ink is supplied from the liquid supply port to the liquid ejection head.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: January 8, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Kawate, Manabu Yamaguchi, Tadahiro Mizutani, Takuma Ozawa, Satoshi Oya, Hiroyoshi Ozeki
  • Patent number: 10131150
    Abstract: A liquid container into which ink is injected comprises a liquid container body configured to contain a liquid therein; and a liquid supply assembly located on one end portion of the liquid container body. The liquid supply assembly has a liquid supply port provided to supply the liquid to a liquid consuming apparatus. The liquid supply port is formed to face in an intersecting direction that intersects with the direction of gravity and to be protruded in the intersecting direction from the one end portion when the liquid supply assembly is supported such as to be located above the liquid container body in the direction of gravity. A liquid injection member is inserted into the liquid supply port, and the liquid is injected into the liquid container body. The liquid supply port is then arranged to be protruded in the intersecting direction, and the liquid injection member is detached from the liquid supply port.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: November 20, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Taku Ishizawa, Hiroyuki Kawate, Noriaki Okazawa
  • Publication number: 20180272727
    Abstract: A cartridge includes: a case; an accommodation part inside of the case; a liquid leading-out port; a cartridge side electrical connection part; and a cartridge side fixation structure. Engagement of the device side fixation structure and the cartridge side fixation structure restricts moving the case in a state of being imparted with the force directing to ?Z direction. The cartridge side fixation structure and the cartridge side electrical connection part overlap with each other at least in a part when the cartridge is viewed in Z directions. A width of the cartridge in the Z direction is smaller than a width in Y direction and a width in the X directions.
    Type: Application
    Filed: February 8, 2018
    Publication date: September 27, 2018
    Applicant: Seiko Epson Corporation
    Inventors: Takumi NAGASHIMA, Hiroyoshi Ozeki, Hiroyuki Kawate, Atsushi Kobayashi
  • Publication number: 20180264829
    Abstract: A liquid containing member that can supply a liquid having a uniform concentration of a precipitating component to a liquid ejecting portion is provided. A liquid containing member includes: a liquid containing portion that can contain ink; a liquid supply port for supplying the ink contained in the liquid containing portion to a liquid ejection head; and a communication channel that is in communication with the liquid containing portion and the liquid supply port. The communication channel has a first end that is positioned at a lower end on the gravity direction side in the liquid containing portion and can suck the ink, and a second end that is positioned closer to the anti-gravity direction side than the first end is, and can suck the ink, in an in-use state in which the ink is supplied from the liquid supply port to the liquid ejection head.
    Type: Application
    Filed: May 17, 2018
    Publication date: September 20, 2018
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiroyuki KAWATE, Manabu YAMAGUCHI, Tadahiro MIZUTANI, Takuma OZAWA, Satoshi OYA, Hiroyoshi OZEKI
  • Patent number: 10000063
    Abstract: A liquid containing member that can supply a liquid having a uniform concentration of a precipitating component to a liquid ejecting portion is provided. A liquid containing member includes: a liquid containing portion that can contain ink; a liquid supply port for supplying the ink contained in the liquid containing portion to a liquid ejection head; and a communication channel that is in communication with the liquid containing portion and the liquid supply port. The communication channel has a first end that is positioned at a lower end on the gravity direction side in the liquid containing portion and can suck the ink, and a second end that is positioned closer to the anti-gravity direction side than the first end is, and can suck the ink, in an in-use state in which the ink is supplied from the liquid supply port to the liquid ejection head.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: June 19, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Kawate, Manabu Yamaguchi, Tadahiro Mizutani, Takuma Ozawa, Satoshi Oya, Hiroyoshi Ozeki