Patents by Inventor Hidenori HAMA

Hidenori HAMA 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: 11745362
    Abstract: A robot includes a first member having a first mounting surface facing upward and a second member having an opening at an upside of the first member and facing the first member and a second mounting surface at the upside, and a joint actuator coupling the first and second members. The joint actuator has a flange fixed to the second mounting surface, a motor placed at the upside with respect to the flange, and a reducer placed at a downside with respect to the flange, projecting downward from the opening, and fixed to the first mounting surface. The joint actuator is mounted on the second mounting surface from the upside and the reducer is projected downward from the opening, and the flange is fastened to the second member from the upside using first screws and the reducer is fastened to the first member from the downside using second screws.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: September 5, 2023
    Inventors: Hidenori Hama, Yuta Ichimiya, Shingo Hoshino
  • Publication number: 20230118334
    Abstract: A robot includes a power source and a power transmission mechanism configured to transmit an output of the power source. The power transmission mechanism includes a fixed member, a first pulley configured to rotate around a first axis with respect to the fixed member, a second pulley disposed to be separated from the first pulley and configured to rotate, with respect to the fixed member, around a second axis parallel to the first axis, a belt wound around the first pulley and the second pulley and configured to transmit the rotation of one of the first pulley and the second pulley to another, a restricting member including a restricting section disposed to be opposed to the belt with a gap in a portion where the first pulley and the belt mesh with each other, and a screw having a center axis along the first axis and configured to fix the restricting member to the fixed member.
    Type: Application
    Filed: October 14, 2022
    Publication date: April 20, 2023
    Inventors: Yuta ICHIMIYA, Hidenori HAMA
  • Publication number: 20230100763
    Abstract: A first drive unit includes a motor having a rotation shaft in which a through hole is provided, a drive section rotating the rotation shaft, and a first case covering at least a part of the drive section. Further, the unit includes a reducer having an input portion engaging with one end portion of the rotation shaft, an attachment portion attached to the motor, and an output portion reducing and outputting rotation of the rotation shaft. Furthermore, the unit includes a first connector fixed to a third case of the motor and coupled to first wiring coupled to outside and a second connector fixed to the attachment portion of the reducer and coupled to second wiring coupled to the outside. In addition, the first drive unit includes internal wiring passing through the through hole and coupled to the first connector and the second connector.
    Type: Application
    Filed: September 26, 2022
    Publication date: March 30, 2023
    Inventor: Hidenori HAMA
  • Publication number: 20220331972
    Abstract: A robot image display method includes (a) a step of recognizing the position and the posture of a base of a robot from a base section image of a base section for teaching, (b) a step of recognizing the position and the posture of a finger section of the robot from a finger section image of a finger section for teaching, (c) a step of calculating angles of one or more joints of the robot from the position and the posture of the base and the position and the posture of the finger section, and (d) a step of displaying, in a virtual space, a three-dimensional image of the robot in a state in which the joints are at the angles calculated in the step (c).
    Type: Application
    Filed: April 14, 2022
    Publication date: October 20, 2022
    Inventor: Hidenori HAMA
  • Publication number: 20220241960
    Abstract: A driving mechanism according to an aspect includes a first pulley configured to rotate around a first axis, a motor configured to rotate the first pulley around the first axis, a second pulley disposed to be separated from the first pulley and configured to rotate around a second axis parallel to the first axis, a first belt laid around the first and second pulleys and configured to transmit power of the motor from the first pulley to the second pully, a third pulley disposed side by side with the second pulley in a direction along the second axis and configured to rotate around the second axis integrally with the second pulley, a fourth pulley disposed to be separated from the third pulley and configured to rotate around a third axis parallel to the second axis, a second belt laid around the third and fourth pulleys and configured to transmit the power of the motor from the third pulley to the fourth pulley, and a first bearing located between the second and third pulleys and configured to support the secon
    Type: Application
    Filed: January 28, 2022
    Publication date: August 4, 2022
    Inventors: Hidenori HAMA, Yuta ICHIMIYA, Shingo HOSHINO
  • Publication number: 20220234220
    Abstract: A robot includes a first member having a first mounting surface facing upward and a second member having an opening at an upside of the first member and facing the first member and a second mounting surface at the upside, and a joint actuator coupling the first and second members. The joint actuator has a flange fixed to the second mounting surface, a motor placed at the upside with respect to the flange, and a reducer placed at a downside with respect to the flange, projecting downward from the opening, and fixed to the first mounting surface. The joint actuator is mounted on the second mounting surface from the upside and the reducer is projected downward from the opening, and the flange is fastened to the second member from the upside using first screws and the reducer is fastened to the first member from the downside using second screws.
    Type: Application
    Filed: January 24, 2022
    Publication date: July 28, 2022
    Inventors: Hidenori HAMA, Yuta ICHIMIYA, Shingo HOSHINO
  • Publication number: 20220193931
    Abstract: A robot arm includes a first arm having a housing with a first stopper provided therein, a second arm rotating relative to the first arm, and a joint unit including an outer ring portion fixed to the second arm, a second stopper provided in the outer ring portion and restricting rotation of the second arm relative to the first arm in cooperation with the first stopper, and an inner ring portion fixed to the first arm and rotating coaxially with the outer ring portion, wherein the housing has a first opening portion opening toward the outer ring portion in a position facing the outer ring portion, and the first stopper projects from the first opening portion.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Inventors: Yuta ICHIMIYA, Hidenori HAMA, Shingo HOSHINO
  • 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
  • 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
  • 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
  • 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: 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