Patents by Inventor Seiji HAHAKURA

Seiji HAHAKURA 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: 10906171
    Abstract: A motor unit includes a motor and an amplifier section including a drive circuit that drives the motor. The amplifier section includes an amplifier cover. A power line for supplying power to the motor is bound to the amplifier cover.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: February 2, 2021
    Inventors: Seiji Hahakura, Hidenori Hama, Yoshiteru Nishimura, Kotaro Sekine, Mamoru Adachi
  • Patent number: 10814477
    Abstract: A robot includes an arm that rotates about a rotation axis, a motor that is provided in the arm, and an amplifier unit that includes an amplifier substrate which drives the motor and that is provided in the motor, in which, when a longitudinal direction of the arm as seen from an axial direction that is parallel to the rotation axis is a first direction and a direction orthogonal to the first direction is a second direction, the amplifier unit and the motor are arranged in a direction different from the second direction.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: October 27, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Yoshiteru Nishimura, Seiji Hahakura, Hidenori Hama
  • Patent number: 10675753
    Abstract: A robot includes an arm that includes an arm main body and a motor and rotates about a rotation axis, and an amplifier unit that is provided in the arm and includes a drive circuit which drives the motor, in which at least a portion of the amplifier unit or the motor is positioned on the outside of the arm main body as seen from an axial direction that is parallel to the rotation axis.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: June 9, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Hidenori Hama
  • Patent number: 10589419
    Abstract: A robot includes a base, an arm provided on the base, an actuator that drives the arm, a connector to which at least a part of a first wire of another apparatus is connected, and a second wire that connects the actuator and the connector, and the base has a housing having an hole, to which the connector is fixed and a lid covering at least a part of the hole, through which the first wire is inserted.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: March 17, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Shingo Hoshino
  • Publication number: 20180370022
    Abstract: A robot includes a base, an arm provided on the base, an actuator that drives the arm, a connector to which at least a part of a first wire of another apparatus is connected, and a second wire that connects the actuator and the connector, and the base has a housing having an hole, to which the connector is fixed and a lid covering at least a part of the hole, through which the first wire is inserted.
    Type: Application
    Filed: June 20, 2018
    Publication date: December 27, 2018
    Inventors: Seiji HAHAKURA, Shingo HOSHINO
  • Patent number: 10081100
    Abstract: A robot includes a first member, a second member which is provided on a first member and rotates around a rotation shaft, a driving unit which is provided in the second member, and an operation shaft which is driven by the driving unit and is provided in the second member, the first member includes a first portion and a second portion which has a smaller width than that of the first portion, when seen in a direction orthogonal to a plane including the rotation shaft and the operation shaft, and the second member is connected to the second portion.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: September 25, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Daisuke Komatsu
  • Publication number: 20180219461
    Abstract: A robot includes a motor, an amplifier that includes a drive circuit for driving the motor, and a first object that includes at least one of a brake which brakes a driving shaft of the motor, a pulley which transmits a motive power from the driving shaft of the motor, and a computing unit which performs calculation related to rotation of the motor, in which the motor is provided with the amplifier such that the amplifier is positioned at a position other than a position axially above the driving shaft.
    Type: Application
    Filed: February 1, 2018
    Publication date: August 2, 2018
    Inventors: Hidenori HAMA, Seiji HAHAKURA, Yoshiteru NISHIMURA, Takema YAMAZAKI
  • Patent number: 9975257
    Abstract: A ceiling mounted robot includes a first arm portion, and a second motor that is provided in the first arm portion. The first arm portion has a first heat dissipation path limiting portion, and a first heat dissipation portion that is in contact with the first heat dissipation path limiting portion and has thermal conductivity higher than that of the first heat dissipation path limiting portion. The first heat dissipation portion is in contact with the second motor.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: May 22, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Masato Yokota
  • Publication number: 20180056508
    Abstract: A motor unit includes a first motor and a first amplifier section including a driving circuit for driving the first motor. The first motor includes a first section configured to enable the first amplifier section to be attached to and detached from a first position and a second section configured to enable the first amplifier section to be attached to and detached from a second position different from the first position.
    Type: Application
    Filed: August 30, 2017
    Publication date: March 1, 2018
    Inventor: Seiji HAHAKURA
  • Publication number: 20180056506
    Abstract: A robot includes an arm that rotates about a rotation axis, a motor that is provided in the arm, and an amplifier unit that includes an amplifier substrate which drives the motor and that is provided in the motor, in which, when a longitudinal direction of the arm as seen from an axial direction that is parallel to the rotation axis is a first direction and a direction orthogonal to the first direction is a second direction, the amplifier unit and the motor are arranged in a direction different from the second direction.
    Type: Application
    Filed: August 30, 2017
    Publication date: March 1, 2018
    Inventors: Yoshiteru NISHIMURA, Seiji HAHAKURA, Hidenori HAMA
  • Publication number: 20180056507
    Abstract: A robot includes an arm that includes an arm main body and a motor and rotates about a rotation axis, and an amplifier unit that is provided in the arm and includes a drive circuit which drives the motor, in which at least a portion of the amplifier unit or the motor is positioned on the outside of the arm main body as seen from an axial direction that is parallel to the rotation axis.
    Type: Application
    Filed: August 30, 2017
    Publication date: March 1, 2018
    Inventors: Seiji HAHAKURA, Hidenori HAMA
  • Patent number: 9884422
    Abstract: A robot includes a base, a first arm rotatably provided on the base via a first connecting section, a second arm rotatably provided on the first arm via a second connecting section, and a movable shaft section provided in the second arm and movable with respect to the second arm. When a movable range of the movable shaft section is represented as S and the height between a distal end of the movable shaft section on the opposite side of the first arm at the time when the movable shaft section moves to the first arm side most with respect to the second arm and a first connection surface, which is a connection surface of the base and the first connecting section, is represented as H1, a relation H1?3S is satisfied.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: February 6, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Masato Yokota
  • Publication number: 20170341223
    Abstract: A motor unit includes a motor and an amplifier section including a drive circuit that drives the motor. The amplifier section includes an amplifier cover. A power line for supplying power to the motor is bound to the amplifier cover.
    Type: Application
    Filed: May 30, 2017
    Publication date: November 30, 2017
    Inventors: Seiji HAHAKURA, Hidenori HAMA, Yoshiteru NISHIMURA, Kotaro SEKINE, Mamoru ADACHI
  • Patent number: 9770824
    Abstract: A ceiling mounted robot includes a first member, a first arm portion that is rotatably provided on the first member via a first joint portion, a second arm portion that is rotatably provided on the first arm portion via a second joint portion, a wiring portion that is inserted into the first arm portion and the second arm portion, and a connector portion that is connected to the wiring portion.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: September 26, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Masato Yokota
  • Patent number: 9764463
    Abstract: A robot includes: a base; an arm which is provided to be rotatable with respect to the base using a predetermined rotation shaft as the center of rotation; and an elongated object including a portion present in the base and in the arm, in which the elongated object is bound in a first binding position which is on the rotation shaft and in the base and a second binding position which is on the rotation shaft and in the arm.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: September 19, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Kazushige Akaha, Sho Nakano, Takuya Owa, Kotaro Sekine, Daisuke Komatsu
  • Publication number: 20160221182
    Abstract: A robot includes a first member, a second member which is provided on a first member and rotates around a rotation shaft, a driving unit which is provided in the second member, and an operation shaft which is driven by the driving unit and is provided in the second member, the first member includes a first portion and a second portion which has a smaller width than that of the first portion, when seen in a direction orthogonal to a plane including the rotation shaft and the operation shaft, and the second member is connected to the second portion.
    Type: Application
    Filed: January 29, 2016
    Publication date: August 4, 2016
    Inventors: Seiji HAHAKURA, Daisuke KOMATSU
  • Patent number: 9333656
    Abstract: A robot includes an arm, a wrist and a rotation support mechanism The rotation support mechanism has a shaft section provided in the wrist and an outer shape of which is a column shape; a bearing which is disposed on an outer periphery section of the shaft section and rotatably supports the shaft section around a center axis thereof; an annular-shaped ring member provided in the wrist and is concentrically disposed with the bearing by separating on the outer periphery side of the bearing; and an annular-shaped oil seal provided in the arm and slides with respect to the ring member by abutting the outer periphery section of the ring member and holding airtightness with the ring member according to the rotation of the center shaft of the shaft section.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: May 10, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Hahakura, Takuya Owa
  • Publication number: 20160089779
    Abstract: A robot includes: a base; an arm which is provided to be rotatable with respect to the base using a predetermined rotation shaft as the center of rotation; and an elongated object including a portion present in the base and in the arm, in which the elongated object is bound in a first binding position which is on the rotation shaft and in the base and a second binding position which is on the rotation shaft and in the arm.
    Type: Application
    Filed: September 29, 2015
    Publication date: March 31, 2016
    Inventors: Seiji HAHAKURA, Kazushige AKAHANE, Sho NAKANO, Takuya OWA, Kotaro SEKINE, Daisuke KOMATSU
  • Publication number: 20150321361
    Abstract: A ceiling mounted robot includes a first member; a first arm portion that is turnably provided on the first member via a first joint portion; a second arm portion that is turnably provided on the first arm portion via a second joint portion; a hollow pipe that has a first end portion fixed to the first arm portion, and a second end portion inserted into the second arm portion; a first fixing portion that fixes a wiring inserted into the hollow pipe to the second end portion of the pipe portion; and a second fixing portion that fixes the wiring to the second arm portion.
    Type: Application
    Filed: April 23, 2015
    Publication date: November 12, 2015
    Inventors: Seiji HAHAKURA, Masato YOKOTA
  • Publication number: 20150327396
    Abstract: A ceiling mounted robot includes a first arm portion, and a second motor that is provided in the first arm portion. The first arm portion has a first heat dissipation path limiting portion, and a first heat dissipation portion that is in contact with the first heat dissipation path limiting portion and has thermal conductivity higher than that of the first heat dissipation path limiting portion. The first heat dissipation portion is in contact with the second motor.
    Type: Application
    Filed: April 16, 2015
    Publication date: November 12, 2015
    Inventors: Seiji HAHAKURA, Masato YOKOTA