Patents by Inventor Eiji Kumai

Eiji Kumai 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: 11932005
    Abstract: A transportation device includes a cover member that is displaceable between a closing position for closing an opening of a body case and an opening position for opening the opening, a processing unit that is arranged inside the body case, and performs a specified processing with respect to a medium transported to a working area communicating with the outside of the body case through the opening when the cover member is positioned at the opening position, and a transmitted unit that is positioned at a first position different from a position between the working area and the processing unit when the cover member is positioned at the closing position, and is positioned at a second position which is the position between the working area and the processing unit when the cover member is positioned at the opening position.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: March 19, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Eiji Kumai
  • Publication number: 20220388316
    Abstract: A transportation device includes a cover member that is displaceable between a closing position for closing an opening of a body case and an opening position for opening the opening, a processing unit that is arranged inside the body case, and performs a specified processing with respect to a medium transported to a working area communicating with the outside of the body case through the opening when the cover member is positioned at the opening position, and a transmitted unit that is positioned at a first position different from a position between the working area and the processing unit when the cover member is positioned at the closing position, and is positioned at a second position which is the position between the working area and the processing unit when the cover member is positioned at the opening position.
    Type: Application
    Filed: August 15, 2022
    Publication date: December 8, 2022
    Inventor: Eiji KUMAI
  • Patent number: 11413885
    Abstract: A transportation device includes a cover member that is displaceable between a closing position for closing an opening of a body case and an opening position for opening the opening, a processing unit that is arranged inside the body case, and performs a specified processing with respect to a medium transported to a working area communicating with the outside of the body case through the opening when the cover member is positioned at the opening position, and a transmitted unit that is positioned at a first position different from a position between the working area and the processing unit when the cover member is positioned at the closing position, and is positioned at a second position which is the position between the working area and the processing unit when the cover member is positioned at the opening position.
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: August 16, 2022
    Assignee: Seiko Epson Corporation
    Inventor: Eiji Kumai
  • Publication number: 20200147987
    Abstract: A transportation device includes a cover member that is displaceable between a closing position for closing an opening of a body case and an opening position for opening the opening, a processing unit that is arranged inside the body case, and performs a specified processing with respect to a medium transported to a working area communicating with the outside of the body case through the opening when the cover member is positioned at the opening position, and a transmitted unit that is positioned at a first position different from a position between the working area and the processing unit when the cover member is positioned at the closing position, and is positioned at a second position which is the position between the working area and the processing unit when the cover member is positioned at the opening position.
    Type: Application
    Filed: January 2, 2020
    Publication date: May 14, 2020
    Inventor: Eiji Kumai
  • Patent number: 10543702
    Abstract: A transportation device includes a cover member that is displaceable between a closing position for closing an opening of a body case and an opening position for opening the opening, a processing unit that is arranged inside the body case, and performs a specified processing with respect to a medium transported to a working area communicating with the outside of the body case through the opening when the cover member is positioned at the opening position, and a transmitted unit that is positioned at a first position different from a position between the working area and the processing unit when the cover member is positioned at the closing position, and is positioned at a second position which is the position between the working area and the processing unit when the cover member is positioned at the opening position.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: January 28, 2020
    Assignee: Seiko Epson Corporation
    Inventor: Eiji Kumai
  • Patent number: 10150314
    Abstract: A liquid ejecting apparatus includes an ejecting unit that is capable of ejecting a liquid; and a tension adjusting unit that is rotatable about a rotational shaft and that is capable of applying a tension to a medium by coming into contact with the medium onto which the liquid is ejected. The tension adjusting unit is capable of applying the tension to the medium at a balancing position at which the tension adjusting unit is balanced by a weight of the tension adjusting unit.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: December 11, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Kumai, Takashi Akahane, Yoji Takahashi, Osamu Murayama
  • Patent number: 9908348
    Abstract: A liquid ejecting apparatus includes an ejecting unit which can eject liquid in an ejecting region: and a medium support unit which can support a medium on a downstream side in a transport direction of the medium compared to the ejecting region, in which the medium support unit has a first region which has at least one face, and a second region which is located between the ejecting region and the first region, and has a plurality of bent portions, and in which the length of a face between the bent portions in the second region in the transport direction is shorter than the length of a face included in the first region in the transport direction.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: March 6, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Kumai, Yoji Takahashi, Osamu Hara
  • Publication number: 20170282612
    Abstract: There is provided a liquid ejecting apparatus including: an unwinding unit that holds a roll-shaped medium and unwinds the held medium; an ejecting unit that ejects liquid onto the medium unwound from the unwinding unit; a winding unit that winds the medium onto which the liquid is ejected; and a base member to which the unwinding unit and the winding unit are attached.
    Type: Application
    Filed: August 27, 2015
    Publication date: October 5, 2017
    Inventors: Yoji TAKAHASHI, Osamu HARA, Eiji KUMAI
  • Publication number: 20170173983
    Abstract: A liquid ejecting apparatus includes an ejecting unit that is capable of ejecting a liquid; and a tension adjusting unit that is rotatable about a rotational shaft and that is capable of applying a tension to a medium by coming into contact with the medium onto which the liquid is ejected. The tension adjusting unit is capable of applying the tension to the medium at a balancing position at which the tension adjusting unit is balanced by a weight of the tension adjusting unit.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 22, 2017
    Inventors: Eiji Kumai, Takashi Akahane
  • Patent number: 9682575
    Abstract: Provided is a liquid discharging apparatus that includes a medium support portion which supports a recording medium and a tension applying portion which applies tension to the medium support portion.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: June 20, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Tsuneyuki Sasaki, Eiji Kumai
  • Publication number: 20170165983
    Abstract: In a print apparatus including a first holder unit that holds a rolled medium, the first holder unit includes a base, a main shaft that is supported on the base and moves along an axial direction to thereby fix the rolled medium, a split-nut portion that is provided on the base and is splittable into two, a bolt that moves the main shaft along the axial direction, a handle that rotates the bolt, and an opening/closing mechanism that opens and closes the split-nut portion. The split-nut portion is screwed onto the bolt and moves the bolt rotated with the handle along the axial direction while the split-nut portion is closed, and releases the bolt while the split-nut portion is open.
    Type: Application
    Filed: December 14, 2016
    Publication date: June 15, 2017
    Inventors: Yoji TAKAHASHI, Eiji KUMAI
  • Patent number: 9617106
    Abstract: A liquid ejecting apparatus includes an ejecting unit that is capable of ejecting a liquid; and a tension adjusting unit that is rotatable about a rotational shaft and that is capable of applying a tension to a medium by coming into contact with the medium onto which the liquid is ejected. The tension adjusting unit is capable of applying the tension to the medium at a balancing position at which the tension adjusting unit is balanced by a weight of the tension adjusting unit.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: April 11, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Eiji Kumai, Takashi Akahane
  • Publication number: 20170028757
    Abstract: A transportation device includes a cover member that is displaceable between a closing position for closing an opening of a body case and an opening position for opening the opening, a processing unit that is arranged inside the body case, and performs a specified processing with respect to a medium transported to a working area communicating with the outside of the body case through the opening when the cover member is positioned at the opening position, and a transmitted unit that is positioned at a first position different from a position between the working area and the processing unit when the cover member is positioned at the closing position, and is positioned at a second position which is the position between the working area and the processing unit when the cover member is positioned at the opening position.
    Type: Application
    Filed: October 13, 2016
    Publication date: February 2, 2017
    Inventor: Eiji KUMAI
  • Patent number: 9527312
    Abstract: A liquid discharging apparatus includes a discharge unit that is capable of discharging a liquid, a medium support unit in which an opening portion is provided, and which supports a medium onto which the liquid is discharged, a heater that is capable of applying heat to the medium, a sensor that detects an energy in a detectable region, a control unit that is capable of changing an output of the heater on the basis of the energy, and a detectable portion whose energy is detected by the sensor, and which is provided in a position that is within the opening portion and is within the detectable region.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: December 27, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Osamu Hara, Shuichiro Nakano, Eiji Kumai
  • Publication number: 20160325561
    Abstract: Provided is a liquid discharging apparatus that includes a medium support portion which supports a recording medium and a tension applying portion which applies tension to the medium support portion.
    Type: Application
    Filed: January 19, 2015
    Publication date: November 10, 2016
    Inventors: Tsuneyuki SASAKI, Eiji KUMAI
  • Patent number: 9487030
    Abstract: A medium holding member that is attached to a medium supporting portion includes a fitting portion that is fit into the medium supporting portion and that is located at each of at least one portion in an upstream side edge portion of the medium holding member in a medium transportation direction.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: November 8, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Teruhiko Wakabayashi, Atsushi Majima, Eiji Kumai, Osamu Hara
  • Patent number: 9446609
    Abstract: A cutter device includes a cutter configured to cut a material to be cut; a carriage having a cutter and moving in a widthwise direction with respect to a feeding direction of the material to be cut; and a guide unit configured to guide the carriage in the widthwise direction and, assuming that the movement of the carriage when the cutter cuts the material to be cut is an outward route, a homeward route of the cutter of the carriage is different from the outward route of the cutter, and is shifted from the outward route toward one material to be cut which moves first in the direction away from the other material to be cut in the feeding direction immediately after the cutting from between the materials to be cut divided into two parts.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: September 20, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Norihiro Yamashita, Eiji Kumai, Yuta Tsukada, Shoji Akatsu
  • Patent number: 9446613
    Abstract: A medium supporting device includes a flexible medium supporting section that supports a medium, a supporting base that supports the medium supporting section in contact with a first contact section and a second contact section, and a tension applying section that applies tension to the medium supporting section between the first contact section and the second contact section. The first contact section and the second contact section extend in a cross direction, intersecting with the tension applying direction.
    Type: Grant
    Filed: February 23, 2015
    Date of Patent: September 20, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Shuichiro Nakano, Osamu Hara, Eiji Kumai
  • Patent number: 9387699
    Abstract: A liquid ejecting apparatus includes an ejection section that ejects a liquid, a medium supporting section that supports a medium onto which the liquid is ejected, a heater that is disposed at a position which is not in contact with the medium supporting section and is configured to emit a thermal energy, a heat receiving section that receives the thermal energy emitted from the heater, and a stop section that stops the heater when a temperature of the heat receiving section becomes a predetermined temperature or higher, wherein the heat receiving section is disposed at a position on a first direction side with respect to the heater and between the heater and the medium supporting section, when the first direction is defined as a direction which is directed from the heater to the medium supporting section.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: July 12, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Tsuneyuki Sasaki, Hiroshi Yoshida, Eiji Kumai
  • Patent number: 9346289
    Abstract: A printing apparatus includes: an apparatus main body that has a transportation unit which transports a recording medium and a liquid droplet ejection head which ejects an ink onto the recording medium; a curing unit that has a curing heater which heats and cures the ink on the recording medium; and a support mechanism that connects the apparatus main body and the curing unit, and displaceably supports the curing unit to be in an unfolded state and to be in a folded state where a depth which is the total length of the apparatus main body and the curing unit is shorter than that in the unfolded state in a direction orthogonal to the longitudinal direction of the apparatus main body.
    Type: Grant
    Filed: March 16, 2015
    Date of Patent: May 24, 2016
    Assignee: Seiko Epson Corporation
    Inventor: Eiji Kumai