Patents by Inventor Hiromichi NAKASHIMA

Hiromichi NAKASHIMA 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: 10967637
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head configured to eject a liquid onto a medium; a maintenance unit that performs a maintenance operation for the liquid ejecting head; a mounting mechanism in which is mounted a waste liquid container that houses a portion of the liquid discharged as a waste liquid from the liquid ejecting head; and an access area that is provided vertically below a transport path along which the medium is transported and that is accessible from an apparatus front side, which is a downstream side in a transport direction in which the medium is transported, the mounting mechanism including a housing portion that houses the waste liquid container and being disposed so that a mounting port for mounting the waste liquid container in the housing portion opens to the access area.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: April 6, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Hiromichi Nakashima, Hitotoshi Kimura
  • Patent number: 10618289
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head provided with a nozzle and a cap that executes capping for forming a first space to which the nozzle is open, in a surrounding manner. The cap includes a capping member that is provided with a suction hole and an atmosphere communicating hole which is configured to allow an inside of the cap to communicate with an outside, a liquid absorber that is disposed inside the capping member, and a reception member that is disposed inside the capping member so as to form a second space between the liquid absorber and the reception member. The second space is positioned closer to a side of the liquid ejecting head than to the liquid absorber in a posture of capping, and the atmosphere communicating hole is open to the second space.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: April 14, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Hiromichi Nakashima, Yuichi Urabe, Kentaro Murakami, Shuji Funada, Hisashi Sato, Akihiro Furuya
  • Publication number: 20190248144
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head configured to eject a liquid onto a medium; a maintenance unit that performs a maintenance operation for the liquid ejecting head; a mounting mechanism in which is mounted a waste liquid container that houses a portion of the liquid discharged as a waste liquid from the liquid ejecting head; and an access area that is provided vertically below a transport path along which the medium is transported and that is accessible from an apparatus front side, which is a downstream side in a transport direction in which the medium is transported, the mounting mechanism including a housing portion that houses the waste liquid container and being disposed so that a mounting port for mounting the waste liquid container in the housing portion opens to the access area.
    Type: Application
    Filed: February 8, 2019
    Publication date: August 15, 2019
    Inventors: Hiromichi NAKASHIMA, Hitotoshi KIMURA
  • Publication number: 20190176472
    Abstract: A liquid ejecting apparatus includes a liquid ejecting head provided with a nozzle and a cap that executes capping for forming a first space to which the nozzle is open, in a surrounding manner. The cap includes a capping member that is provided with a suction hole and an atmosphere communicating hole which is configured to allow an inside of the cap to communicate with an outside, a liquid absorber that is disposed inside the capping member, and a reception member that is disposed inside the capping member so as to form a second space between the liquid absorber and the reception member. The second space is positioned closer to a side of the liquid ejecting head than to the liquid absorber in a posture of capping, and the atmosphere communicating hole is open to the second space.
    Type: Application
    Filed: December 5, 2018
    Publication date: June 13, 2019
    Inventors: Hiromichi NAKASHIMA, Yuichi URABE, Kentaro MURAKAMI, Shuji FUNADA, Hisashi SATO, Akihiro FURUYA
  • Patent number: 9139009
    Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path for supplying the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has a portion formed into a stepped shape and an angle formed by a width portion and a height portion in the portion formed into the stepped shape is 45 degrees or more and 90 degrees or less.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: September 22, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hiromichi Nakashima, Jun Shimazaki, Noritaka Mitsuo
  • Patent number: 9139010
    Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path configured and arranged to supply the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has a region with differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has at least one convex section formed by folding at each of one side and another side in a direction which intersects the vertical direction in the region.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: September 22, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hiromichi Nakashima, Noritaka Mitsuo, Jun Shimazaki
  • Patent number: 9033474
    Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain a plurality of types of ink including sedimentary ink, a head configured and arranged to discharges the ink, and an ink supply path section configured and arranged to supply the ink from the ink tank to the head. The ink supply path section includes a Cableveyor (registered trademark) accommodating a plurality of ink tubes. A plurality of ink tubes for the sedimentary ink among the plurality of ink tubes are mounted at the same height in a height direction inside the Cableveyor (registered trademark).
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: May 19, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hiromichi Nakashima, Noritaka Mitsuo, Jun Shimazaki
  • Patent number: 8979250
    Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain sedimentary ink, a head configured and arranged to discharge the sedimentary ink, an ink tube configured and arranged to supply the sedimentary ink from the ink tank to the head, and a circulation pump configured and arranged to circulate the sedimentary ink in the ink tube. A connection section between the ink tube and a pipe of the circulation pump is provided at one of a horizontal section of the ink tube and an upper portion of a vertical section of the ink tube.
    Type: Grant
    Filed: August 20, 2013
    Date of Patent: March 17, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hiromichi Nakashima, Noritaka Mitsuo
  • Patent number: 8905526
    Abstract: A liquid discharge apparatus includes a first ink cartridge accommodating section configured and arranged to accommodate a plurality of ink cartridges, a second ink cartridge accommodating section provided to an upper side of the first ink cartridge accommodating section in a height direction configured and arranged to accommodate a plurality of ink cartridges, and a relay tank provided to an upper side of the second ink cartridge accommodating section in the height direction, and configured and arranged to retain a plurality of inks sent from the first ink cartridge accommodating section and the second ink cartridge accommodating section. The ink cartridge with sedimentary ink among the plurality of ink cartridges is accommodated in the second ink cartridge accommodating section.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: December 9, 2014
    Assignee: Seiko Epson Corporation
    Inventor: Hiromichi Nakashima
  • Publication number: 20140063133
    Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain sedimentary ink, a head configured and arranged to discharge the sedimentary ink, an ink tube configured and arranged to supply the sedimentary ink from the ink tank to the head, and a circulation pump configured and arranged to circulate the sedimentary ink in the ink tube. A connection section between the ink tube and a pipe of the circulation pump is provided at one of a horizontal section of the ink tube and an upper portion of a vertical section of the ink tube.
    Type: Application
    Filed: August 20, 2013
    Publication date: March 6, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiromichi NAKASHIMA, Noritaka MITSUO
  • Publication number: 20140063135
    Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain a plurality of types of ink including sedimentary ink, a head configured and arranged to discharges the ink, and an ink supply path section configured and arranged to supply the ink from the ink tank to the head. The ink supply path section includes a Cableveyor (registered trademark) accommodating a plurality of ink tubes. A plurality of ink tubes for the sedimentary ink among the plurality of ink tubes are mounted at the same height in a height direction inside the Cableveyor (registered trademark).
    Type: Application
    Filed: August 21, 2013
    Publication date: March 6, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiromichi NAKASHIMA, Noritaka MITSUO, Jun SHIMAZAKI
  • Publication number: 20140063136
    Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path configured and arranged to supply the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has a region with differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has at least one convex section formed by folding at each of one side and another side in a direction which intersects the vertical direction in the region.
    Type: Application
    Filed: August 21, 2013
    Publication date: March 6, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Hiromichi NAKASHIMA, Noritaka MITSUO, Jun SHIMAZAKI
  • Publication number: 20140063134
    Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path for supplying the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has a portion formed into a stepped shape and an angle formed by a width portion and a height portion in the portion formed into the stepped shape is 45 degrees or more and 90 degrees or less.
    Type: Application
    Filed: August 21, 2013
    Publication date: March 6, 2014
    Applicant: Seiko Epson Corporation
    Inventors: Hiromichi NAKASHIMA, Jun SHIMAZAKI, Noritaka MITSUO
  • Publication number: 20140063144
    Abstract: A liquid discharge apparatus includes a first ink cartridge accommodating section configured and arranged to accommodate a plurality of ink cartridges, a second ink cartridge accommodating section provided to an upper side of the first ink cartridge accommodating section in a height direction configured and arranged to accommodate a plurality of ink cartridges, and a relay tank provided to an upper side of the second ink cartridge accommodating section in the height direction, and configured and arranged to retain a plurality of inks sent from the first ink cartridge accommodating section and the second ink cartridge accommodating section. The ink cartridge with sedimentary ink among the plurality of ink cartridges is accommodated in the second ink cartridge accommodating section.
    Type: Application
    Filed: August 21, 2013
    Publication date: March 6, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Hiromichi NAKASHIMA