Patents by Inventor Fumie Kameyama

Fumie Kameyama 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: 20230127454
    Abstract: A recording apparatus includes a tank including a chamber configured to store liquid to be supplied to a recording head that ejects the liquid and a filling port from which the liquid is injected into the chamber, and an injection auxiliary member configured to assist injecting of the liquid into the chamber from the filling port, the injection auxiliary member including a first and a second flow channels each defined by a first or a second upper end portion that opens toward outside of the tank and a first or a second lower end portion that opens toward inside of the tank, wherein the second flow channel has an expansion portion arranged in a middle portion between the second upper end portion and the second lower end portion and configured to form a step to expand a cross-sectional area.
    Type: Application
    Filed: December 20, 2022
    Publication date: April 27, 2023
    Inventors: Yusuke Naratani, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Kousuke Tanaka, Toshimitsu Takahashi, Nanae Uchinuno
  • Patent number: 11633954
    Abstract: A recording apparatus includes a conveyance unit that conveys a recording medium in a first direction toward a recording head for ejecting a liquid, a tank including a containing chamber containing the liquid to be supplied to the recording head, and an injection port through which the liquid is injected into the containing chamber, the tank being disposed downstream of the conveyance unit in the first direction, a rotatable lever that holds a tank cap for closing the injection port, and a cover that rotates about a rotation shaft between an open position for exposing the lever and a closed position for covering the lever, the rotation shaft being disposed upstream of the conveyance unit in the first direction. The cover includes a sliding portion that is provided on a surface facing the lever and comes into contact with the lever while the cover is rotating toward the closed position.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: April 25, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Taiji Maruyama, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka
  • Publication number: 20230094421
    Abstract: A recording apparatus includes a recording head having discharge orifices arranged on a discharge orifice surface, a cap, a wiper, and a moving unit that moves the wiper in a first direction. When the cap covers the discharge orifice surface, a first member is disposed at an inside wall of the cap at a position near a first side of a region having the discharge orifices, and a second member is disposed at another inside wall of the cap at a position near a second side of the region having the discharge orifices. The first side faces in a direction opposite to the first direction and the second side faces in the first direction. In a direction normal to the discharge orifice surface, a distance between the second member and the discharge orifice surface is smaller than a distance between the first member and the discharge orifice surface.
    Type: Application
    Filed: September 22, 2022
    Publication date: March 30, 2023
    Inventors: Hideaki Matsumura, Koya Iwakura, Tetsu Hamano, Nobuhiro Toki, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka, Shimpei Fujisaki, Hiromasa Tsutsumi
  • Patent number: 11535035
    Abstract: A recording apparatus includes a tank including a chamber configured to store liquid to be supplied to a recording head that ejects the liquid and a filling port from which the liquid is injected into the chamber, and an injection auxiliary member configured to assist injecting of the liquid into the chamber from the filling port, the injection auxiliary member including a first and a second flow channels each defined by a first or a second upper end portion that opens toward outside of the tank and a first or a second lower end portion that opens toward inside of the tank, wherein the second flow channel has an expansion portion arranged in a middle portion between the second upper end portion and the second lower end portion and configured to form a step to expand a cross-sectional area.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: December 27, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yusuke Naratani, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Kousuke Tanaka, Toshimitsu Takahashi, Nanae Uchinuno
  • Publication number: 20220111648
    Abstract: A recording apparatus includes a platen that supports a recording medium and is provided at a position facing a recording head, a holding container, detachably attached to the recording apparatus, that holds an absorber for absorbing and holding liquid discharged from the recording head, and a path member that is at least partly disposed under the platen and forms a path in which liquid flows, wherein the path member has a protrusion part configured to contact the absorber in a state where the holding container is attached to the recording apparatus.
    Type: Application
    Filed: October 4, 2021
    Publication date: April 14, 2022
    Inventors: Atsushi Matsuyama, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Yusuke Naratani, Kousuke Tanaka
  • Publication number: 20220111656
    Abstract: A liquid discharge apparatus includes a discharging unit configured to be capable of discharging a plurality of kinds of liquids onto a medium, and a waste liquid tank including a storage part configured to store a waste liquid of the liquid. The waste liquid tank includes a first inflow port and a second inflow port from which the waste liquid flows into the storage part, and a restriction portion located between the first inflow port and the second inflow port, and configured to restrict movement of the waste liquid in the storage part.
    Type: Application
    Filed: September 30, 2021
    Publication date: April 14, 2022
    Inventors: Ken Takenaga, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka
  • Publication number: 20220111652
    Abstract: A liquid discharge apparatus includes a first absorbent member extending in a discharge region to which a discharge unit capable of discharging a liquid onto a medium discharges liquid, and configured to be capable of accepting the liquid discharged from the discharge unit, a second absorbent member arranged spaced apart from the first absorbent member to accept liquid flowed out from the first absorbent member when the liquid discharge apparatus is inclined from a posture for use of the liquid discharge to a predetermined direction, and a positioning portion configured to position the second absorbent member at a position spaced apart from the first absorbent member.
    Type: Application
    Filed: October 8, 2021
    Publication date: April 14, 2022
    Inventors: Yuta Araki, Koya lwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Taiji Maruyama, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka
  • Publication number: 20220111650
    Abstract: A recording apparatus includes a recovery unit, a retaining container, and a first portion. The recovery unit performs recovery operation to recover a recording head to eject liquid. The retaining container is removably installed in the recording apparatus and retains liquid discharged from the recovery unit. The first portion comes in contact with a second portion on the retaining container. To put the retaining container into a restricted state in which movement of the retaining container in a first direction is restricted, the first portion comes in contact with the second portion in a middle of removal of the retaining container in the first direction from an installed state in which the retaining container is installed in the recording apparatus.
    Type: Application
    Filed: October 1, 2021
    Publication date: April 14, 2022
    Inventors: Yusuke Tanaka, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka
  • Publication number: 20220032629
    Abstract: A recording apparatus includes a conveyance unit that conveys a recording medium in a first direction toward a recording head for ejecting a liquid, a tank including a containing chamber containing the liquid to be supplied to the recording head, and an injection port through which the liquid is injected into the containing chamber, the tank being disposed downstream of the conveyance unit in the first direction, a rotatable lever that holds a tank cap for closing the injection port, and a cover that rotates about a rotation shaft between an open position for exposing the lever and a closed position for covering the lever, the rotation shaft being disposed upstream of the conveyance unit in the first direction. The cover includes a sliding portion that is provided on a surface facing the lever and comes into contact with the lever while the cover is rotating toward the closed position.
    Type: Application
    Filed: July 22, 2021
    Publication date: February 3, 2022
    Inventors: Taiji Maruyama, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka
  • Publication number: 20220032636
    Abstract: Provided is an image recording apparatus including: a carriage configured to support a recording head that ejects a liquid to a recording medium and configured to perform reciprocating motion in the scanning direction; a liquid containing portion configured to contain liquid; a tube configured to connect the recording head and the liquid containing portion to supply liquid from the liquid containing portion to the recording head, the tube including a first section that extends in the scanning direction and a second section that extends in the scanning direction above the first section; and a support portion configured to support the first section and be secured to an apparatus main body, and in the support portion, a rotating member is provided below the second section at a position facing the second section.
    Type: Application
    Filed: July 26, 2021
    Publication date: February 3, 2022
    Inventors: Kousuke Tanaka, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Yusuke Naratani
  • Publication number: 20220032633
    Abstract: A printing apparatus includes a liquid storing container including a storage chamber configured to store a liquid supplied to a printing unit that prints an image by discharging the liquid, an outlet portion of the liquid, and a channel configured to connect the storage chamber and the outlet portion. The liquid storing container includes a first side portion on a side of a print region where printing is executed by the printing unit, and a second side portion on an opposite side of the first side portion, and the channel is formed in the second side portion.
    Type: Application
    Filed: July 14, 2021
    Publication date: February 3, 2022
    Inventors: Koki SHIMADA, Nobuhiro TOKI, Daiju TAKEDA, Fumie KAMEYAMA, Shota ASADA, Ken TAKENAGA, Yusuke TANAKA, Yuta ARAKI, Taiji MARUYAMA, Atsushi MATSUYAMA, Yusuke NARATANI, Kousuke TANAKA, Koya IWAKURA, Hideaki MATSUMURA, Tetsu HAMANO
  • Publication number: 20220032632
    Abstract: A recording apparatus includes a tank including a chamber configured to store liquid to be supplied to a recording head that ejects the liquid and a filling port from which the liquid is injected into the chamber, and an injection auxiliary member configured to assist injecting of the liquid into the chamber from the filling port, the injection auxiliary member including a first and a second flow channels each defined by a first or a second upper end portion that opens toward outside of the tank and a first or a second lower end portion that opens toward inside of the tank, wherein the second flow channel has an expansion portion arranged in a middle portion between the second upper end portion and the second lower end portion and configured to form a step to expand a cross-sectional area.
    Type: Application
    Filed: July 29, 2021
    Publication date: February 3, 2022
    Inventors: Yusuke Naratani, Koya Iwakura, Hideaki Matsumura, Tetsu Hamano, Nobuhiro Toki, Daiju Takeda, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Kousuke Tanaka, Toshimitsu Takahashi, Nanae Uchinuno
  • Publication number: 20220009244
    Abstract: A print head includes a nozzle array comprising a plurality of nozzles, and a negative pressure generating portion configured to apply a negative pressure to the nozzle array. A tank includes a storage portion and an air communication port. A tube connects the print head and the tank and supply the liquid from the tank to the print head. A highest position of a liquid level in the tank in the vertical direction is higher than a position of the nozzle array, and an absolute value of a water head difference caused by a difference between the highest position of the liquid level in the tank and the position of the nozzle array is not larger than an absolute value of a negative pressure generated by the negative pressure generating portion.
    Type: Application
    Filed: June 24, 2021
    Publication date: January 13, 2022
    Inventors: Hideaki Matsumura, Daiju Takeda, Tetsu Hamano, Nobuhiro Toki, Fumie Kameyama, Koki Shimada, Shota Asada, Ken Takenaga, Yusuke Tanaka, Yuta Araki, Taiji Maruyama, Atsushi Matsuyama, Yusuke Naratani, Kousuke Tanaka, Koya Iwakura
  • Patent number: 9073325
    Abstract: An ink jet printing apparatus includes a first fixing member including a first coupling portion coupled to a cap-side end of a first pump tube and a second coupling portion coupled to a waste ink storage portion-side end of a second pump tube. The distance from a reference surface of a pump base to the first coupling portion is different from the distance from the reference surface of the pump base to the second coupling portion.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: July 7, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventor: Fumie Kameyama
  • Publication number: 20150042718
    Abstract: An ink jet printing apparatus includes a first fixing member including a first coupling portion coupled to a cap-side end of a first pump tube and a second coupling portion coupled to a waste ink storage portion-side end of a second pump tube. The distance from a reference surface of a pump base to the first coupling portion is different from the distance from the reference surface of the pump base to the second coupling portion.
    Type: Application
    Filed: August 4, 2014
    Publication date: February 12, 2015
    Inventor: Fumie Kameyama
  • Patent number: 8807556
    Abstract: Even in printing apparatus that make use of a plurality of kinds of sheets, the degradation of image quality is reduced. A sheet conveying apparatus includes: a sheet stacking unit; a sheet conveying unit being in contact with the sheet stacked on an uppermost portion, of the stacked sheets, and conveying the sheet; a separation unit separating the sheets into only one sheet of the uppermost portion by a separation slope that abuts a tip portion of the sheet conveyed by the sheet conveying unit; and a guide unit connected to the separation unit and guiding the sheet, in which an angle between the sheet stacking unit and the separation slope is switched to a first angle and a second angle smaller than the first angle by a rotation center of the separation unit provided in a vicinity of a connection portion of the separation unit and the guide unit.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: August 19, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Noriyuki Sugiyama, Hiroyuki Saito, Atsushi Ikeda, Yasuyuki Hirai, Noriko Sato, Masashi Ito, Fumie Kameyama
  • Patent number: 8727526
    Abstract: In an inkjet printing apparatus capable of automatic duplex printing, time required to fix ink is shortened and throughput is improved without producing uneven fixing. The inkjet printing apparatus includes a printing unit that prints onto a sheet, a fixing unit that heats a sheet printed by the printing unit, a conveying unit that conveys a sheet with respect to the printing unit and the fixing unit, and a controller that controls the conveying unit such that a printing region of a sheet printed on the first side by the printing unit passes through the fixing unit, and afterwards, the conveyance direction of the sheet is reversed in order to print on the second side and the printing region once again passes through the fixing unit. The controller variably controls the conveyance speed of the sheet when the printing region once again passes through the fixing unit.
    Type: Grant
    Filed: April 20, 2011
    Date of Patent: May 20, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kosuke Yamamoto, Tetsuya Saito, Yoshiaki Suzuki, Koji Furusawa, Hiroshi Tajika, Masahiko Watanabe, Atsuhiko Masuyama, Atsushi Miyahara, Masashi Ito, Fumie Kameyama
  • Patent number: 8651478
    Abstract: A sheet conveying device includes a first conveying unit configured to convey a sheet in a conveying direction; a conveying path configured to guide the sheet to the first conveying unit, the sheet having been conveyed by the first conveying unit in a direction opposite to the conveying direction; a second conveying unit configured to convey the sheet in the conveying path; a rotation direction detecting unit configured to detect a rotation direction of the second conveying unit; and a control unit configured to perform control, at startup, to drive the first conveying unit in a direction that causes the sheet to be conveyed in the conveying direction, and if the rotation direction detecting unit detects rotation of the second conveying unit, to drive the second conveying unit in the rotation direction that is detected by the rotation direction detecting unit.
    Type: Grant
    Filed: October 22, 2010
    Date of Patent: February 18, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Fumie Kameyama, Hiroyuki Saito, Nobuhiro Toki, Kenji Shigeno
  • Patent number: 8506053
    Abstract: A recording apparatus includes a head set lever which fixes a head cartridge to a carriage section. The head set lever is movable between a first position at which the head cartridge is fixed to the carriage section and a second position at which mounting and removal of the head cartridge on and from the carriage section is permitted. Attachment of an ink tank to the head cartridge is inhibited when the head cartridge is mounted on the carriage section and the head set lever is arranged at a position other than the first position.
    Type: Grant
    Filed: March 20, 2012
    Date of Patent: August 13, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Fumie Kameyama, Motoyuki Taguchi, Akira Kida, Nozomu Nishiberi, Noriyuki Sugiyama, Masayuki Imano
  • Publication number: 20130001859
    Abstract: Even in printing apparatus that make use of a plurality of kinds of sheets, the degradation of image quality is reduced. A sheet conveying apparatus includes: a sheet stacking unit; a sheet conveying unit being in contact with the sheet stacked on an uppermost portion, of the stacked sheets, and conveying the sheet; a separation unit separating the sheets into only one sheet of the uppermost portion by a separation slope that abuts a tip portion of the sheet conveyed by the sheet conveying unit; and a guide unit connected to the separation unit and guiding the sheet, in which an angle between the sheet stacking unit and the separation slope is switched to a first angle and a second angle smaller than the first angle by a rotation center of the separation unit provided in a vicinity of a connection portion of the separation unit and the guide unit.
    Type: Application
    Filed: June 21, 2012
    Publication date: January 3, 2013
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Noriyuki Sugiyama, Hiroyuki Saito, Atsushi Ikeda, Yasuyuki Hirai, Noriko Sato, Masashi Ito, Fumie Kameyama