Patents by Inventor Atsuhiko Takeuchi

Atsuhiko Takeuchi 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: 11891256
    Abstract: A recording apparatus includes a housing having a feeding port through which a medium is introduced into the housing, a feeding tray for supporting the medium fed through the feeding port, and a rotary damper configured to generate torque, in which the feeding tray includes a rotation shaft about which the feeding tray is rotatable, relative to the housing, between a close position at which the feeding tray holds the feeding port in a close state and an open position at which the feeding tray holds the feeding port in an open state, and the rotation shaft and the rotary damper are interlocked with each other.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: February 6, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Taketsugu, Atsuhiko Takeuchi, Shun Ito
  • Patent number: 11845265
    Abstract: A printer includes a recording unit, a support portion, a negative pressure chamber, a first sectioned chamber, a second sectioned chamber, a first suction port, and a second suction port. The support portion includes a support face configured to support roller paper. The negative pressure chamber is disposed at an opposite side of the support portion from the recording unit side. The first and the second sectioned chamber include a first and a second bottom surface. The first and the second suction port cause an outside space and the negative pressure chamber to communicate with each other. An opening area of the second suction port is smaller than an opening area of a first suction portion. The second suction port disposed most upstream in the first sectioned chamber is disposed upstream, in the transport direction, of the first suction port disposed most upstream in the second sectioned chamber.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: December 19, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Shun Ito, Atsuhiko Takeuchi, Masaki Namiki, Haruna Takahashi
  • Patent number: 11845264
    Abstract: A recessed portion is a portion that is provided to an end of a platen in an X direction and is recessed from the supporting surface of the platen. A discharge portion discharges the ink in the recessed portion along a +Y direction. A width of the discharge portion in an X direction is smaller than a width of the recessed portion in the X direction, and a position of the discharge portion in the X direction is arranged on an inner side with respect to a position of an edge of the roll paper. An end side of the discharge path, which is positioned on an inner side of the roll paper in the X direction, is arranged continuously to an end side of the recessed portion, which is positioned on the inner side of the roll paper, on an extension line of the end side.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: December 19, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Mio Yashita, Shun Ito, Keiichi Yato, Junki Akama, Atsuhiko Takeuchi
  • Patent number: 11794496
    Abstract: A printer includes a transport unit, a recording unit, a cutter unit, and a control unit. The transport unit is capable of transporting two pieces of roll paper in parallel. The cutter unit is movable in a width direction intersecting a transport direction, and is capable of cutting the two pieces of roll paper. The cutter unit is capable of cutting roll paper PR in both a forward path and a return path of the movement in a width direction. The control unit is capable of setting a standby position of the cutter unit to a position between the two pieces of roll paper.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: October 24, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Keiichi Yato, Atsuhiko Takeuchi, Hitoshi Igarashi
  • 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: 11691441
    Abstract: A recording apparatus includes a recording head configured to perform recording on a recording medium being conveyed in a conveyance direction, a carriage in which the recording head is mounted, the carriage being configured to perform scanning in a scanning direction that intersects the conveyance direction, and a guide member including a flat surface configured to guide the carriage in the scanning direction. The carriage includes a sliding part configured to slide in contact with the guide member, an impregnated member impregnated with lubricant on at least one side of the sliding part in the scanning direction, and a pressure member configured to press the impregnated member to the guide member side from a surface on a side opposite to the guide member with respect to the impregnated member.
    Type: Grant
    Filed: January 18, 2022
    Date of Patent: July 4, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Manato Nishi, Yuta Watanabe, Atsuhiko Takeuchi
  • Patent number: 11623459
    Abstract: A recording apparatus includes a recording unit configured to perform recording on a medium, a sheet ejection unit configured to eject the medium after the recording, a loading unit configured to load the ejected medium, a first contact member configured to make contact with a position of an upstream end of the medium in an ejection direction and operate in conjunction with a displacement of a load amount of the medium, a second contact member configured to make contact with a downstream position of the medium in the ejection direction with respect to the first contact member and operate in conjunction with the displacement of the load amount of the medium, one detection auxiliary member configured to make a displacement in conjunction with a displacement of the first contact member and the second contact member, and a detection unit configured to detect the displacement of the detection auxiliary member.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: April 11, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Shun Ito, Atsuhiko Takeuchi
  • Patent number: 11491810
    Abstract: A recording device includes a recording head configured to discharge a liquid as a droplet, a carriage on which the recording head is mounted, a driving unit that causes the carriage to reciprocate along a guide shaft, and a control board on which a semiconductor element is mounted. In a state in which the carriage is positioned at one end of the guide shaft, the control board is disposed below the carriage.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: November 8, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Mitsuru Murata, Yosuke Nakano, Atsuhiko Takeuchi, Katsuhiko Otani
  • Patent number: 11414285
    Abstract: A transport device unwinds a medium from a roll body to which a shaft member is mounted and transports the medium. The transport device includes an accommodation portion configured to accommodate the roll body, a main body portion to which the accommodation portion is mounted, and a roller pair configured to nip the medium. The accommodation portion and the main body portion are relatively movable. The main body portion includes a rack configured to engage with a gear of the shaft member. The rack is engaged with the gear when the accommodation portion moves relative to the main body portion to be pulled out of the main body portion.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: August 16, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Haruna Takahashi, Atsuhiko Takeuchi, Yosuke Nakano, Shun Ito, Keiichi Yato
  • Publication number: 20220234371
    Abstract: A printer includes a transport unit, a recording unit, a cutter unit, and a control unit. The transport unit is capable of transporting two pieces of roll paper in parallel. The cutter unit is movable in a width direction intersecting a transport direction, and is capable of cutting the two pieces of roll paper. The cutter unit is capable of cutting roll paper PR in both a forward path and a return path of the movement in a width direction. The control unit is capable of setting a standby position of the cutter unit to a position between the two pieces of roll paper.
    Type: Application
    Filed: January 24, 2022
    Publication date: July 28, 2022
    Inventors: Keiichi YATO, Atsuhiko TAKEUCHI, Hitoshi IGARASHI
  • Publication number: 20220227145
    Abstract: A recording apparatus includes a recording head configured to perform recording on a recording medium being conveyed in a conveyance direction, a carriage in which the recording head is mounted, the carriage being configured to perform scanning in a scanning direction that intersects the conveyance direction, and a guide member including a flat surface configured to guide the carriage in the scanning direction. The carriage includes a sliding part configured to slide in contact with the guide member, an impregnated member impregnated with lubricant on at least one side of the sliding part in the scanning direction, and a pressure member configured to press the impregnated member to the guide member side from a surface on a side opposite to the guide member with respect to the impregnated member.
    Type: Application
    Filed: January 18, 2022
    Publication date: July 21, 2022
    Inventors: Manato NISHI, Yuta WATANABE, Atsuhiko TAKEUCHI
  • Publication number: 20220203712
    Abstract: A printer includes a recording unit, a support portion, a negative pressure chamber, a first sectioned chamber, a second sectioned chamber, a first suction port, and a second suction port. The support portion includes a support face configured to support roller paper. The negative pressure chamber is disposed at an opposite side of the support portion from the recording unit side. The first and the second sectioned chamber include a first and a second bottom surface. The first and the second suction port cause an outside space and the negative pressure chamber to communicate with each other. An opening area of the second suction port is smaller than an opening area of a first suction portion. The second suction port disposed most upstream in the first sectioned chamber is disposed upstream, in the transport direction, of the first suction port disposed most upstream in the second sectioned chamber.
    Type: Application
    Filed: December 28, 2021
    Publication date: June 30, 2022
    Inventors: Shun ITO, Atsuhiko TAKEUCHI, Masaki NAMIKI, Haruna TAKAHASHI
  • Publication number: 20220203711
    Abstract: A recessed portion is a portion that is provided to an end of a platen in an X direction and is recessed from the supporting surface of the platen. A discharge portion discharges the ink in the recessed portion along a +Y direction. A width of the discharge portion in an X direction is smaller than a width of the recessed portion in the X direction, and a position of the discharge portion in the X direction is arranged on an inner side with respect to a position of an edge of the roll paper. An end side of the discharge path, which is positioned on an inner side of the roll paper in the X direction, is arranged continuously to an end side of the recessed portion, which is positioned on the inner side of the roll paper, on an extension line of the end side.
    Type: Application
    Filed: December 27, 2021
    Publication date: June 30, 2022
    Inventors: Mio YASHITA, Shun ITO, Keiichi YATO, Junki AKAMA, Atsuhiko TAKEUCHI
  • 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: 11312160
    Abstract: A recording apparatus includes a recording head configured to discharge a liquid onto a medium being transported in a transport direction, a platen disposed facing the recording head, and supporting the medium at a front face side, and a reinforcing member of a plate-like shape supporting the platen, in which the reinforcing member includes a first plate portion having a first face facing a back face of the platen, and a second plate portion bent, with respect to the first plate portion, in a direction intersecting the transport direction and opposite to the platen, in which a convex portion protruding from a side of the first face toward the platen is provided at an edge portion of a bent section between the first plate portion and the second plate portion, and the platen is supported at a top portion of the convex portion.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: April 26, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Junki Akama, Atsuhiko Takeuchi, Ryuji Moriyama
  • Patent number: 11285745
    Abstract: A recording device includes a leg unit that supports a base frame of a main body from a side of an installation surface. The leg unit includes four contact units that can contact the installation surface at positions different from each other, and the four contact units are constituted by three reference contact units that form a reference plane for which a relative position with respect to the base frame is defined, and one movable contact unit that can adjust a position in a height direction, which is a direction orthogonal to the reference plane.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: March 29, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Keiichi Yato, Atsuhiko Takeuchi, Yosuke Nakano, Shun Ito
  • Publication number: 20220063305
    Abstract: A recording apparatus includes a recording unit configured to perform recording on a medium, a sheet ejection unit configured to eject the medium after the recording, a loading unit configured to load the ejected medium, a first contact member configured to make contact with a position of an upstream end of the medium in an ejection direction and operate in conjunction with a displacement of a load amount of the medium, a second contact member configured to make contact with a downstream position of the medium in the ejection direction with respect to the first contact member and operate in conjunction with the displacement of the load amount of the medium, one detection auxiliary member configured to make a displacement in conjunction with a displacement of the first contact member and the second contact member, and a detection unit configured to detect the displacement of the detection auxiliary member.
    Type: Application
    Filed: August 24, 2021
    Publication date: March 3, 2022
    Inventors: Shun ITO, Atsuhiko TAKEUCHI
  • Patent number: 11192391
    Abstract: A feeding tray includes a first member supported, via a housing member, by a main body of a recording device configured to perform recording onto a medium, and a second member that includes a second support surface configured to support the medium and is coupled to the first member to be movable relatively to the first member, with a transport direction of the medium being a movement direction. The second member includes a second frame body forming an outer peripheral portion of the second member, and a plurality of second ribs spanning across the second frame body to form the second support surface.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: December 7, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Taketsugu, Tsuyoshi Himeno, Atsuhiko Takeuchi, Kenjiro Ishihara
  • Patent number: 11165920
    Abstract: Provided is a multi-function printer including a driving roller provided in a read transport path including a paper feeding port and a paper discharging port, the driving roller being configured to transport paper, another driving roller provided in a transport path, the other driving roller being configured to transport paper, a reading unit configured to read a surface of the paper transported by the driving roller, a printing unit configured to perform printing onto the paper being transported by the other driving roller, a read controller configured to control the driving roller and the reading unit, and a print controller configured to control the other driving roller and the printing unit. The driving roller, the paper feeding port, the paper discharging port, and the reading unit are disposed in a downstream of the printing unit in a transport direction at a position of printing by the printing unit.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: November 2, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Yosuke Nakano, Atsuhiko Takeuchi, Hitoshi Igarashi
  • Patent number: D944319
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: February 22, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Kenji Yanagisawa, Hiroto Miyauchi, Yosuke Nakano, Shun Ito, Keiichi Yato, Haruna Takahashi, Atsuhiko Takeuchi, Hitoshi Igarashi