Patents by Inventor Katsuhiko Yoshino

Katsuhiko Yoshino 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: 11872686
    Abstract: A robot system is provided, which includes a paint booth, and a pretreatment robot configured to perform painting pretreatment on a workpiece that is an object to be painted, the pretreatment robot being an explosion-proof robot disposed in the paint booth and including an end effector used for the painting pretreatment.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: January 16, 2024
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Tsuyoshi Konno, Katsuhiko Yoshino, Manabu Iida
  • Publication number: 20230311147
    Abstract: A coating system including a coating robot and a movable opener robot. The coating robot has a fixed base fixedly mounted to a coating booth, and a first arm rotatably coupled to the fixed base about a first axis substantially parallel to a conveyance direction of a workpiece that includes a body and a first movable member. The body has a body inner surface and the first movable member has a first movable member inner surface. The movable opener robot has a movable base mounted such that the movable opener robot is movable in the coating booth in the conveyance direction. The movable base is mounted below the fixed base. The movable opener robot can open the first movable member of the workpiece. The coating robot can coat the body inner surface and the first movable member inner surface when the first movable member has been opened.
    Type: Application
    Filed: June 5, 2023
    Publication date: October 5, 2023
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventor: Katsuhiko YOSHINO
  • Publication number: 20230294285
    Abstract: A robot apparatus includes: a door opening/closing robot and a controller. The door opening/closing robot includes a base, a first arm, a second arm, a third arm, and a fourth arm. The door opening/closing robot is disposed between a side surface of the vehicle body and a booth side wall. The controller sequentially performs a door opening control for controlling the door opening/closing robot such that a tool opens a door at an upstream side of a first axis in a direction of a conveyance line, a door following control for controlling the door opening/closing robot such that an opened state of the door is maintained while the vehicle body is being conveyed along the conveyance line, and a door closing control for controlling the door opening/closing robot such that the tool closes the door at a downstream side of the first axis in the direction of the conveyance line.
    Type: Application
    Filed: February 22, 2023
    Publication date: September 21, 2023
    Inventors: Naoyuki OHTSUBO, Katsuhiko YOSHINO, Yasuhiro KATAOKA, Yoshihide YAMATO, Yuji ISHIMARU, Tsuyoshi ITO
  • Publication number: 20230271213
    Abstract: A door opening/closing robot includes: a base provided at a position different from a conveyance line on which a vehicle body is conveyed; a first arm attached to the base to rotate around a first axis and extending away from the first axis; a second arm attached to the first arm to rotate around a second axis and extending away from the second axis; a third arm attached to the second arm to rotate around a third axis and extending away from the third axis; and a fourth arm attached to the third arm to extend vertically and configured to vertically move a tool for holding a door of the vehicle body. At least a portion of a connection area including a distal end of the second arm and a proximal end of the third arm is positioned at a same height as at least a portion of the base.
    Type: Application
    Filed: February 22, 2023
    Publication date: August 31, 2023
    Inventors: Yuji ISHIMARU, Yoshiaki MIYAZONO, Tsuyoshi ITO, Katsuhiko YOSHINO, Naoyuki OHTSUBO
  • Publication number: 20230271214
    Abstract: A painting system includes: a conveying apparatus that conveys a vehicle body having a door in a painting area; an operation robot that includes a base fixed in the painting area, a holding tool capable of holding the door, and a horizontal articulated arm that moves the holding tool, and opens the door of the vehicle body that is being conveyed by the conveying apparatus; and a painting robot that paints an inside of the vehicle body in a state where the door is opened by the operation robot. In the vertical direction, at least a portion of the horizontal articulated arm is disposed at a position lower than a height of a lower end of the door where the height of the lower end of the door is maintained by the conveying apparatus.
    Type: Application
    Filed: February 22, 2023
    Publication date: August 31, 2023
    Inventors: Katsuhiko YOSHINO, Naoyuki OHTSUBO, Yasuhiro KATAOKA
  • Patent number: 11724276
    Abstract: A coating system includes a coating robot and an operation robot. The coating robot has a height and is mounted in a coating booth to coat a workpiece while the workpiece is conveyed in the coating booth in a conveyance direction substantially perpendicular to a height direction. The workpiece including a body and a movable part movable with respect to the body. The operation robot is disposed in the coating booth below the coating robot in the height direction. The operation robot is movable in the coating booth in the conveyance direction and is configured to move the movable part of the workpiece.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: August 15, 2023
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventor: Katsuhiko Yoshino
  • Patent number: 11707756
    Abstract: A coating system includes coating robots configured to coat a vehicle, and an operation robot. The operation robot includes a first arm configured to turn around a first axis; a second arm configured to turn around a second axis parallel to the first axis; a third arm configured to turn around a third axis parallel to the first axis; a fourth arm configured to turn around a fourth axis perpendicular to the first axis; a fifth arm configured to turn around a fifth axis parallel to the fourth axis; and a tip jig is supported at the fifth arm and is configured to turn around a sixth axis. The sixth axis is selectively parallel to the fifth axis or perpendicular to a plane which includes the fourth axis and the fifth axis.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: July 25, 2023
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Katsuhiko Yoshino, Satoshi Sueyoshi, Takahiro Umezaki, Tsuyoshi Ito
  • Publication number: 20230097222
    Abstract: A coating system includes a first robot configured to open an opening/closing portion of a vehicle body and a second robot configured to coat an interior of the vehicle body through the opening/closing portion opened by the first robot. The first robot has a first base via which the first robot is mounted to a structure forming a coating area. The second robot has a second base via which the second robot is mounted. The second base is mounted below the first base in a vertical direction.
    Type: Application
    Filed: September 9, 2022
    Publication date: March 30, 2023
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Katsuhiko YOSHINO, Naoyuki OHTSUBO, Yasuhiro KATAOKA, Kenichiro SHIGEYOSHI
  • Patent number: 11541532
    Abstract: A carrying device includes a swivel that swivels around a central axis line of a revolution orbit that passes through a workpiece transfer area and a workpiece work area for a workpiece to be worked on by a robot, multiple workpiece holders positioned on the swivel such that when a first one of the workpiece holders is positioned in the workpiece transfer area, a second one of the workpiece holders is positioned in the workpiece work area, a revolution driver that causes the swivel to swivel around the central axis line of the revolution orbit, and a tilting driver that tilts each of the workpiece holders with respect to the central axis line of the revolution orbit.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: January 3, 2023
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Katsuhiko Yoshino, Naoyuki Ohtsubo
  • Publication number: 20220176566
    Abstract: A robot system is provided, which includes a paint booth, and a pretreatment robot configured to perform painting pretreatment on a workpiece that is an object to be painted, the pretreatment robot being an explosion-proof robot disposed in the paint booth and including an end effector used for the painting pretreatment.
    Type: Application
    Filed: December 7, 2021
    Publication date: June 9, 2022
    Inventors: Tsuyoshi KONNO, Katsuhiko YOSHINO, Manabu IIDA
  • Publication number: 20210146393
    Abstract: A coating system includes coating robots configured to coat a vehicle, and an operation robot. The operation robot includes a first arm configured to turn around a first axis; a second arm configured to turn around a second axis parallel to the first axis; a third arm configured to turn around a third axis parallel to the first axis; a fourth arm configured to turn around a fourth axis perpendicular to the first axis; a fifth arm configured to turn around a fifth axis parallel to the fourth axis; and a tip jig is supported at the fifth arm and is configured to turn around a sixth axis. The sixth axis is selectively parallel to the fifth axis or perpendicular to a plane which includes the fourth axis and the fifth axis.
    Type: Application
    Filed: January 7, 2021
    Publication date: May 20, 2021
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Katsuhiko YOSHINO, Satoshi SUEYOSHI, Takahiro UMEZAKI, Tsuyoshi ITO
  • Publication number: 20200324404
    Abstract: A carrying device includes a swivel that swivels around a central axis line of a revolution orbit that passes through a workpiece transfer area and a workpiece work area for a workpiece to be worked on by a robot, multiple workpiece holders positioned on the swivel such that when a first one of the workpiece holders is positioned in the workpiece transfer area, a second one of the workpiece holders is positioned in the workpiece work area. a revolution driver that causes the swivel to swivel around the central axis line of the revolution orbit, and a tilting driver that tilts each of the workpiece holders with respect to the central axis line of the revolution orbit.
    Type: Application
    Filed: April 10, 2020
    Publication date: October 15, 2020
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Katsuhiko YOSHINO, Naoyuki OHTSUBO
  • Publication number: 20180221904
    Abstract: A coating system includes: a plurality of coating robots fixed in a coating booth, the plurality of coating robots being configured to coat a vehicle conveyed in a predetermined conveyance direction; and a fixed-type operation robot fixed in the coating booth on an upstream side or a downstream side of the plurality of coating robots in the conveyance direction, the fixed-type operation robot being configured to operate an open/close member provided at a front or a rear portion of the vehicle, the fixed-type operation robot including a first arm turning around a vertical axis.
    Type: Application
    Filed: February 5, 2018
    Publication date: August 9, 2018
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Katsuhiko YOSHINO, Satoshi SUEYOSHI, Takahiro UMEZAKI, Tsuyoshi ITO
  • Publication number: 20180169690
    Abstract: A coating system includes a coating robot and an operation robot. The coating robot has a height and is mounted in a coating booth to coat a workpiece while the workpiece is conveyed in the coating booth in a conveyance direction substantially perpendicular to a height direction along the height. The workpiece including a body and a movable part movable with respect to the body. The operation robot is disposed in the coating booth below the coating robot in the height direction. The operation robot is movable in the coating booth in the conveyance direction and is configured to move the movable part of the workpiece.
    Type: Application
    Filed: February 14, 2018
    Publication date: June 21, 2018
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventor: Katsuhiko YOSHINO
  • Patent number: 9126330
    Abstract: A carrier device according to an embodiment includes a base that is disposed on an installation surface and a swivel arm that is provided on the base to swivel freely and of which turn tables attached to its both ends pass between a carrying in and out position and a working position that are previously set on a circular orbit. The base has a hollow structure and includes a hollow part that has at least therein the center of rotation of the swivel arm and into and through which a predetermined linear object can be inserted.
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: September 8, 2015
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventor: Katsuhiko Yoshino
  • Patent number: 8894343
    Abstract: A carrier device according to embodiments includes: a swivel arm that is provided on a base installed on an installation surface to be able to swivel around a central axis and whose leading ends can pass on a circular orbit; and turn tables that are attached to the leading ends of the swivel arm and can carry a predetermined workpiece while placing thereon the workpiece between a working position and a carrying in/out position provided on the circular orbit. The turn table is rotated by an integral multiple of 360 degrees with respect to the installation surface while the turn table is moving from the working position to the carrying in/out position by swiveling the swivel arm.
    Type: Grant
    Filed: September 10, 2012
    Date of Patent: November 25, 2014
    Assignee: Kabushiki Kaisha Yaskawa Denki
    Inventor: Katsuhiko Yoshino
  • Publication number: 20130259611
    Abstract: A carrier device according to embodiments includes: a swivel arm that is provided on a base installed on an installation surface to be able to swivel around a central axis and whose leading ends can pass on a circular orbit; and turn tables that are attached to the leading ends of the swivel arm and can carry a predetermined workpiece while placing thereon the workpiece between a working position and a carrying in/out position provided on the circular orbit. The turn table is rotated by an integral multiple of 360 degrees with respect to the installation surface while the turn table is moving from the working position to the carrying in/out position by swiveling the swivel arm.
    Type: Application
    Filed: September 10, 2012
    Publication date: October 3, 2013
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventor: Katsuhiko YOSHINO
  • Publication number: 20130177370
    Abstract: A carrier device according to an embodiment includes a base that is disposed on an installation surface and a swivel arm that is provided on the base to swivel freely and of which turn tables attached to its both ends pass between a carrying in and out position and a working position that are previously set on a circular orbit. The base has a hollow structure and includes a hollow part that has at least therein the center of rotation of the swivel arm and into and through which a predetermined linear object can be inserted.
    Type: Application
    Filed: May 14, 2012
    Publication date: July 11, 2013
    Applicant: Kabushiki Kaisha Yaskawa Denki
    Inventor: Katsuhiko YOSHINO
  • Patent number: 8393292
    Abstract: A painting system includes a conveyor, a first travel guide rail, a second travel guide rail, a painting robot, and an opener robot. The conveyor is configured to convey in a paint booth an article to be painted. The first travel guide rail is provided at a side of the conveyor to extend along the conveyor. The second travel guide rail is provided at a side of the conveyor to extend along the conveyor above the first travel guide rail. The painting robot is mounted on the first travel guide rail to be movable along the first travel guide rail. The opener robot is mounted on the second travel guide rail to be movable along the second travel guide rail. The painting robot and the opener robot are movable along the first travel guide rail and the second travel guide rail respectively without interfering with each other.
    Type: Grant
    Filed: August 31, 2009
    Date of Patent: March 12, 2013
    Assignees: Kabushiki Kaisha Yaskawa Denki, Honda Motor Co., Ltd.
    Inventors: Katsuhiko Yoshino, Shingi Takahashi
  • Publication number: 20130034660
    Abstract: This painting system includes a body transport device transporting a body, a painting robot fixedly set at a first height, painting at least an inner portion of a door of the body while changing a posture to follow transport of the body by the body transport device, and a door opening/closing robot fixedly set at a second height different from the first height.
    Type: Application
    Filed: August 3, 2011
    Publication date: February 7, 2013
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Kenichi KOYANAGI, Katsuhiko Yoshino