Patents by Inventor Atsushi Ichibangase

Atsushi Ichibangase 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: 10710250
    Abstract: A robot includes a first arm rotatable around a first axis and a second arm having an extending direction. The first arm includes a first base and a first extending portion. The first base includes a first through hole passing through the first arm along the first axis. The first extending portion extends from the first base along the first axis. The second arm includes a second base and a second extending portion. The second base includes a connection portion connected to the first extending portion such that the second arm is rotatable around a second axis that is substantially orthogonal to the first axis. The second base includes a second through hole passing through the second arm along the extending direction. The second extending portion is provided opposite to the connection portion in the extending direction and extends from the second base along the extending direction.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: July 14, 2020
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Atsushi Ichibangase, Tsuyoshi Ito
  • Publication number: 20180311834
    Abstract: A robot includes a first arm rotatable around a first axis and a second arm having an extending direction. The first arm includes a first base and a first extending portion. The first base includes a first through hole passing through the first arm along the first axis. The first extending portion extends from the first base along the first axis. The second arm includes a second base and a second extending portion. The second base includes a connection portion connected to the first extending portion such that the second arm is rotatable around a second axis that is substantially orthogonal to the first axis. The second base includes a second through hole passing through the second arm along the extending direction.
    Type: Application
    Filed: April 18, 2018
    Publication date: November 1, 2018
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Atsushi ICHIBANGASE, Tsuyoshi ITO
  • Publication number: 20160101518
    Abstract: A robot according to an aspect of the embodiment includes a driving body including a driving device that drives a driven body. The driving device includes a plurality of hollow shafts and a plurality of driving units. The plurality of hollow shafts are disposed concentrically. The plurality of driving units are disposed along a circumferential direction of the hollow shafts. The output shafts of the driving units are connected to the hollow shafts via gears.
    Type: Application
    Filed: December 16, 2015
    Publication date: April 14, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Hiroshi SAITO, Atsushi ICHIBANGASE, Kentaro TANAKA
  • Publication number: 20160101526
    Abstract: A robot according to an aspect of an embodiment includes a driving body, a driven body that is rotatably coupled to the driving body, a driving device that drives the driven body and is provided on the driven body, and an encoder that is attached to a final output shaft of the driving device.
    Type: Application
    Filed: December 17, 2015
    Publication date: April 14, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Hiroshi SAITO, Atsushi ICHIBANGASE, Kentaro TANAKA
  • Patent number: 9266240
    Abstract: Provided is a robot further improved in safety. The robot includes at least one link which is rotatably coupled around an axis, a motor which rotates the link around the axis, a first sensor which detects a rotation state of the motor, and a second sensor which detects a rotation state of the link. The robot also includes a controller which controls the rotation of the link based on information from the first sensor. The controller determines an operation state of at least one of the first sensor and the second sensor, based on first information from the first sensor and second information from the second sensor.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: February 23, 2016
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Tomoyuki Shiraki, Atsushi Ichibangase, Yuji Sajikawa, Tomohiro Matsuo, Shinichi Ishikawa, Tomoki Kawano
  • Publication number: 20160036301
    Abstract: An electric rotating machine includes an electric rotating machine body that cause a rotating body to rotate around an output axis, a rotation detecting device that detects rotation of the rotating body, and a braking device that stops rotation of the rotating body. The rotation detecting device includes a rotating portion that rotates in association with the rotating body. The rotating portion is arranged coaxially with the output axis. The braking device is arranged at a position shifted from the output axis of the rotating body.
    Type: Application
    Filed: July 31, 2015
    Publication date: February 4, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Ryuichiro TOMINAGA, Fumihiko KITANI, Atsushi ICHIBANGASE
  • Publication number: 20160031095
    Abstract: A robot includes: a base portion to be installed on an installation surface; an arm portion having a base end coupled to the base portion, the base end being rotatable around a rotation shaft disposed approximately parallel to the installation surface; and a balancer having one side rotatably coupled to the base portion and another side rotatably coupled to the arm portion. The arm portion includes a pair of arm constituting plates each coupled to the rotation shaft and facing each other, and at least a part of the balancer is arranged between the pair of arm constituting plates.
    Type: Application
    Filed: July 28, 2015
    Publication date: February 4, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Shingo TSUTSUMI, Kentaro TANAKA, Atsushi ICHIBANGASE
  • Publication number: 20160031094
    Abstract: A robot includes: a base portion to be installed on an installation surface; an arm portion having a base end coupled to the base portion, the base end being rotatable around a rotation shaft disposed approximately parallel to the installation surface; a balancer having one side rotatably coupled to the base portion and another side rotatably coupled to the arm portion; and a one-side coupling part positioned on a tip side of the arm portion with respect to the rotation shaft in the base portion, the one-side coupling part coupling the one side of the balancer.
    Type: Application
    Filed: July 28, 2015
    Publication date: February 4, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Shingo TSUTSUMI, Kentaro TANAKA, Atsushi ICHIBANGASE
  • Publication number: 20160031093
    Abstract: A robot includes a lower arm, an upper arm, an actuator, and a brake. The upper arm is supported by the lower arm, and includes a bottom portion having a through hole and an arm portion extending from the bottom portion avoiding the through hole. The actuator includes an output shaft and a rotor coupled thereto. The brake is installed on the end surface of the actuator opposite to the side from which the output shaft projects and acts on a part of the rotor to brake the actuator. Virtual space is obtained by parallel displacement of a region corresponding to the through hole in the extending direction of the arm portion. The actuator is installed on the arm portion on the side of the virtual space, with the posture of the actuator being such that the virtual space and the brake do not overlap each other.
    Type: Application
    Filed: July 30, 2015
    Publication date: February 4, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Ryuichiro TOMINAGA, Atsushi ICHIBANGASE, Kentaro TANAKA
  • Publication number: 20160023358
    Abstract: A robot includes a turnable base, a lower arm, an upper arm, first and second spaces, and first and second routing members. The turnable base is coupled to a base fixed to an installation surface, and is turnable about a first axis. The lower arm includes a first base end coupled to the turnable base and rotatable about a second axis approximately orthogonal to the first axis. The upper arm includes a second base end coupled to the lower arm and rotatable about a third axis approximately parallel to the second axis. The first and second spaces are disposed in the lower arm, and face each other and extend in a length direction of the lower arm. The first and second routing members are respectively routed in the first and second spaces, and each include at least two bent portions bent in the first and second spaces.
    Type: Application
    Filed: July 1, 2015
    Publication date: January 28, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Hiroshi SAITO, Tamon IZAWA, Atsushi ICHIBANGASE
  • Publication number: 20160023359
    Abstract: A robot joint mechanism includes a fixed base, a turnable portion, a first routing member, and a second routing member. The fixed base has a base bottom surface and a side wall. The base bottom surface and the side wall define an inner space. The turnable portion is disposed in the inner space and turnable about a vertical axis approximately perpendicular to the base bottom surface. The first routing member includes a first bent portion bent in a first bending direction along a bottom surface of the turnable portion and routed between the turnable portion and the side wall. The second routing member is routed through a position inner than the first bent portion, and includes a second bent portion bent in a second bending direction different from the first bending direction.
    Type: Application
    Filed: July 1, 2015
    Publication date: January 28, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Hiroshi SAITO, Tamon IZAWA, Atsushi ICHIBANGASE
  • Publication number: 20160023360
    Abstract: A robot includes a turnable base, a lower arm, an upper arm, a space, and a routing member. The turnable base is coupled to a base fixed to an installation surface. The turnable base is turnable about a first axis. The lower arm has a first base end coupled to the turnable base and rotatable about a second axis approximately orthogonal to the first axis. The upper arm has a second base end coupled to the lower arm and rotatable about a third axis approximately parallel to the second axis. The space is disposed in the lower arm and extends in a length direction of the lower arm. The routing member is routed in the space and has at least two bent portions bent in the space.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 28, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Hiroshi SAITO, Tamon IZAWA, Atsushi ICHIBANGASE
  • Publication number: 20160008905
    Abstract: A robot includes: a mounting portion on which a welding torch is mountable; an arm portion having a tip portion, the arm portion swingably supporting the mounting portion at the tip portion; an arm supporting portion having a tip portion, the arm supporting portion supporting the arm portion rotatably around a first rotation axis at the tip portion, the first rotation axis being perpendicular to a swinging axis of the mounting portion; and a feeding device arranged in a space to intersect with an axis line of the first rotation axis, the space being formed between the tip portion and a base end portion of the arm portion along an axis line of the first rotation axis, the feeding device being configured to feed a wire to the welding torch mounted on the mounting portion.
    Type: Application
    Filed: July 1, 2015
    Publication date: January 14, 2016
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Tamon IZAWA, Hiroshi SAITO, Atsushi ICHIBANGASE
  • Publication number: 20150081095
    Abstract: Provided is a robot further improved in safety. The robot includes at least one link which is rotatably coupled around an axis, a motor which rotates the link around the axis, a first sensor which detects a rotation state of the motor, and a second sensor which detects a rotation state of the link. The robot also includes a controller which controls the rotation of the link based on information from the first sensor. The controller determines an operation state of at least one of the first sensor and the second sensor, based on first information from the first sensor and second information from the second sensor.
    Type: Application
    Filed: November 20, 2014
    Publication date: March 19, 2015
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Tomoyuki SHIRAKI, Atsushi ICHIBANGASE, Yuji SAJIKAWA, Tomohiro MATSUO, Shinichi ISHIKAWA, Tomoki KAWANO
  • Publication number: 20150081096
    Abstract: A robot is provided with a base to be fixed to an installation surface, and an arm unit having a plurality of arm bodies sequentially and revolvably coupled with each other with one end coupled to the base through a joint unit. The arm unit has a stopper mechanism having a movable stopper member capable of restricting a revolving motion of the arm bodies to a predetermined revolving range. The movable stopper member is provided to one link of one of the pairs of links coupled through the joint unit, whereas the fixed stopper member, which is engaged with the movable stopper member, is provided to another link of the one of the pairs of links.
    Type: Application
    Filed: November 20, 2014
    Publication date: March 19, 2015
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Tomoyuki SHIRAKI, Atsushi ICHIBANGASE, Yuji SAJIKAWA, Tomohiro MATSUO, Shinichi ISHIKAWA, Tomoki KAWANO
  • Publication number: 20150012133
    Abstract: The working robot includes a plurality of link members coupled rotatably around shafts, a motor driving the link members, and a controller switching a state of use of winding wires of the motor based on a result of sensing a moving object including a human in a predetermined area. The controller switches the state of use of the winding wires of the motor, to drive the link members in a first mode in which the number of revolutions or the torque of the motor is relatively large, when the moving object is not present; and switches the state of use of the winding wires of the motor, to drive the link members in a second mode in which the number of revolutions or the torque of the motor is relatively small, when the moving object is present.
    Type: Application
    Filed: September 18, 2014
    Publication date: January 8, 2015
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yuji SAJIKAWA, Tomoyuki SHIRAKI, Atsushi ICHIBANGASE, Tomohiro MATSUO, Shinichi ISHIKAWA, Tomoki KAWANO
  • Publication number: 20150005940
    Abstract: Provided are a working robot and a robot system serving as a type coexisting with humans and improving reliability in safety. The working robot includes an arm, a driving mechanism, and a controller. The arm includes a plurality of link members that are coupled rotatably around shafts. The driving mechanism includes a driving source, and a plurality of power transmission paths capable of transmitting motive power from the driving source to the link members with mutually different numbers of revolutions or torques. The controller switches the power transmission paths, based on a sensing result for a moving object including a human body in a certain area.
    Type: Application
    Filed: September 18, 2014
    Publication date: January 1, 2015
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Atsushi ICHIBANGASE, Yuji SAJIKAWA, Tomoyuki SHIRAKI, Tomohiro MATSUO, Shinichi ISHIKAWA, Tomoki KAWANO
  • Patent number: 8863606
    Abstract: A robot wrist structure includes a first wrist arm rotatable about a first axis, a second wrist arm provided in a tip end portion of the first wrist arm and configured to swing about a second axis substantially intersecting the first axis, a wrist flange provided in a tip end portion of the second wrist arm and configured to rotate about a third axis in a skew position with respect to the second axis, an intermediate member fixed to the wrist flange, and a cable bundle connected to an end effector fixed to the intermediate member. The cable bundle extends through the second wrist arm, the wrist flange and the intermediate member and drawn out from the intermediate member to reach the end effector.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: October 21, 2014
    Assignee: Kabushiki Kaisha Yaskawa Denki
    Inventors: Atsushi Ichibangase, Takashi Sanada, Kei Kamohara
  • Publication number: 20140283642
    Abstract: A robot includes a link having a longitudinal base end rotatably connected to a member so as to rotate about a rotation axis perpendicular to a longitudinal direction of the link. The link is formed into a tubular shape such that a cross section of the link perpendicular to the longitudinal direction has an elliptical shape or a substantially rectangular shape with at least one curvilinear corner portion.
    Type: Application
    Filed: March 17, 2014
    Publication date: September 25, 2014
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Osamu HARADA, Atsushi ICHIBANGASE
  • Publication number: 20140224058
    Abstract: A joint mechanism includes a motor including a motor shaft and a hypoid pinion provided at a tip end of the motor shaft and a speed reducer configured to reduce a rotation speed of the motor at a speed reduction ratio. The speed reducer includes a screw-shaped input shaft and a ring-shaped gear meshing with the screw-shaped input shaft and three-dimensionally intersecting the screw-shaped input shaft at a right angle. Further, the screw-shaped input shaft includes a shaft body provided with a screw portion and a hypoid gear arranged at one end of the screw-shaped input shaft and configured to mesh with the hypoid pinion. Furthermore, the screw-shaped input shaft has an axis three-dimensionally intersecting the motor shaft at a right angle.
    Type: Application
    Filed: February 11, 2014
    Publication date: August 14, 2014
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Kentaro TANAKA, Atsushi ICHIBANGASE, Shingo TSUTSUMI