Patents by Inventor Kazushige Akaha
Kazushige Akaha 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).
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Patent number: 10737378Abstract: A robot includes: a base; a first arm which is provided on the base so as to be rotatable around a first rotation axis; and a second arm which is provided on the first arm so as to be rotatable around a second rotation axis having an axial direction different from the axial direction of the first rotation axis, an angle formed by the first arm and the second arm is set as 0°, when seen in the axial direction of the second rotation axis, and the second arm does not interfere with an attachment surface where the base is provided, when the angle is 0°.Type: GrantFiled: September 25, 2015Date of Patent: August 11, 2020Assignee: Seiko Epson CorporationInventors: Kazushige Akaha, Christoph Meyerhoff, Kazuto Yoshimura
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Patent number: 10532457Abstract: A robot includes a robot arm having an nth (n is an integer equal to or more than one) arm and an (n+1)th arm, the nth arm is rotatable about an nth rotation shaft, the (n+1)th arm is provided on the nth arm rotatably about an (n+1)th rotation shaft in a shaft direction different from a shaft direction of the nth rotation shaft, and, while a distal end of the robot arm is moved from a first point to a second point, a first operation such that the nth arm and the (n+1)th arm overlap as seen from the shaft direction of the (n+1)th rotation shaft and a second operation of rotating the nth arm are performed.Type: GrantFiled: October 1, 2018Date of Patent: January 14, 2020Assignee: Seiko Epson CorporationInventors: Shunsuke Toshimitsu, Kazushige Akaha, Kazuto Yoshimura, Katsuji Igarashi
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Patent number: 10525597Abstract: A robot includes an instruction receiving unit that receives a calibration initiation instruction, and an arm that changes a positional relationship between a marker which indicates a reference point and a capturing unit when the calibration initiation instruction is received, in which the calibration of a coordinate system of the capturing unit and a coordinate system of the robot is performed on the basis of an image in which the marker is captured by the capturing unit after the positional relationship between the capturing unit and the marker changes.Type: GrantFiled: November 13, 2015Date of Patent: January 7, 2020Assignee: Seiko Epson CorporationInventors: Atsushi Harada, Yukihiro Yamaguchi, Taro Ishige, Koichi Yasuda, Kazushige Akaha
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Patent number: 10322515Abstract: A robot system includes a cell; and a first robot and a second robot which are provided in the cell, in which the first robot includes an n-th (n is an integer which is equal to or greater than 1) arm which rotates around an n-th rotating axis, and an (n+1)th arm which is provided to rotate around an (n+1)th rotating axis which is an axial direction different from an axial direction of the n-th rotating axis, in the n-th arm, in which the length of the n-th arm is longer than the length of the (n+1)th arm, and in which, when viewed from the (n+1)th rotating axis, the n-th arm and the (n+1)th arm overlap each other.Type: GrantFiled: March 25, 2016Date of Patent: June 18, 2019Assignee: Seiko Epson CorporationInventor: Kazushige Akaha
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Patent number: 10293480Abstract: A robot system includes: a cell; and a robot which is provided to move in the cell, in which the robot includes an n-th (n is an integer which is equal to or greater than 1) arm which rotates around an n-th rotating axis, and an (n+1)th arm which is provided to rotate around an (n+1)th rotating axis which is an axial direction different from an axial direction of the n-th rotating axis, in the n-th arm, in which the length of the n-th arm is longer than the length of the (n+1)th arm, and in which, when viewed from the (n+1)th rotating axis, the n-th arm and the (n+1)th arm overlap each other.Type: GrantFiled: August 22, 2018Date of Patent: May 21, 2019Assignee: Seiko Epson CorporationInventor: Kazushige Akaha
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Patent number: 10293479Abstract: A robot includes: a first arm rotatable about a first rotation axis; a second arm provided on the first arm rotatably about a second rotation axis that is a different axial direction from an axial direction of the first rotation axis; and a moving part provided on the second arm rotatably about a third rotation axis. The moving part has a third arm and a fourth arm. A maximum length of the moving part is longer than a length of the second arm and shorter than twice the length of the second arm. The first arm has a length longer than the length of the second arm. The first arm and the second arm can overlap with each other, as viewed from the axial direction of the second rotation axis.Type: GrantFiled: April 21, 2016Date of Patent: May 21, 2019Assignee: Seiko Epson CorporationInventors: Kazuto Yoshimura, Kazushige Akaha
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Patent number: 10232517Abstract: A robot includes a robot arm having a first member rotatably provided on a base, a second member rotatably provided on the first member, a third member rotatably provided on the second member, and a fourth member rotatably provided on the third member. The fourth member has an arm rotatable about a rotation axis in an axis direction different from an axis direction of a rotation axis of the first member with respect to the base. In a first state, the first member, the second member, and the third member overlap. In a second state, at least one of a distal end of the robot arm and an end effector provided on the distal end of the robot arm overlaps with the second member.Type: GrantFiled: October 27, 2016Date of Patent: March 19, 2019Assignee: Seiko Epson CorporationInventors: Kazushige Akaha, Kazuto Yoshimura, Hiroaki Fujimori, Akio Niu
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Patent number: 10195750Abstract: A robot includes: a base which is provided on a first surface; and a robot arm which is provided on the base, in which the robot arm includes an n-th arm and an (n+1)th arm, in which the n-th arm rotates around an n-th rotating axis, in which the (n+1)th arm is provided to rotate around an (n+1)th rotating axis which is an axial direction different from an axial direction of the n-th rotating axis, in the n-th arm, in which the length of the n-th arm is longer than the length of the (n+1)th arm, and, when viewed from the axial direction of the (n+1)th rotating axis, the n-th arm and the (n+1)th arm overlap each other, and in which a connection part between the base and the robot arm is positioned above the first surface in a vertical direction.Type: GrantFiled: March 25, 2016Date of Patent: February 5, 2019Assignee: Seiko Epson CorporationInventors: Kazushige Akaha, Kazuto Yoshimura
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Publication number: 20190030709Abstract: A robot includes a robot arm having an nth (n is an integer equal to or more than one) arm and an (n+1)th arm, the nth arm is rotatable about an nth rotation shaft, the (n+1)th arm is provided on the nth arm rotatably about an (n+1)th rotation shaft in a shaft direction different from a shaft direction of the nth rotation shaft, and, while a distal end of the robot arm is moved from a first point to a second point, a first operation such that the nth arm and the (n+1)th arm overlap as seen from the shaft direction of the (n+1)th rotation shaft and a second operation of rotating the nth arm are performed.Type: ApplicationFiled: October 1, 2018Publication date: January 31, 2019Inventors: Shunsuke TOSHIMITSU, Kazushige AKAHA, Kazuto YOSHIMURA, Katsuji IGARASHI
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Patent number: 10173331Abstract: A robot system includes a robot cell that includes a robot and a cell in which the robot is provided and enables coexistence with a human, and an installation area of the robot cell is less than 637,500 mm2 and the robot cell is movable. Further, the robot includes an n-th (n is an integer number equal to or more than one) arm rotatable about an n-th rotation shaft and an (n+1)th arm provided on the n-th arm rotatably about an (n+1)th rotation shaft in a shaft direction different from a shaft direction of the n-th rotation shaft, and a length of the n-th arm is longer than a length of the (n+1)th arm and the n-th arm and the (n+1)th arm can overlap as seen from the (n+1)th rotation shaft.Type: GrantFiled: March 23, 2016Date of Patent: January 8, 2019Assignee: Seiko Epson CorporationInventor: Kazushige Akaha
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Publication number: 20180361567Abstract: A robot system includes: a cell; and a robot which is provided to move in the cell, in which the robot includes an n-th (n is an integer which is equal to or greater than 1) arm which rotates around an n-th rotating axis, and an (n+1)th arm which is provided to rotate around an (n+1)th rotating axis which is an axial direction different from an axial direction of the n-th rotating axis, in the n-th arm, in which the length of the n-th arm is longer than the length of the (n+1)th arm, and in which, when viewed from the (n+1)th rotating axis, the n-th arm and the (n+1)th arm overlap each other.Type: ApplicationFiled: August 22, 2018Publication date: December 20, 2018Inventor: Kazushige AKAHA
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Patent number: 10137568Abstract: A robot system includes: a cell; and a robot which is provided to move in the cell, in which the robot includes an n-th (n is an integer which is equal to or greater than 1) arm which rotates around an n-th rotating axis, and an (n+1)th arm which is provided to rotate around an (n+1)th rotating axis which is an axial direction different from an axial direction of the n-th rotating axis, in the n-th arm, in which the length of the n-th arm is longer than the length of the (n+1)th arm, and in which, when viewed from the (n+1)th rotating axis, the n-th arm and the (n+1)th arm overlap each other.Type: GrantFiled: March 24, 2016Date of Patent: November 27, 2018Assignee: Seiko Epson CorporationInventor: Kazushige Akaha
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Patent number: 10099366Abstract: A robot includes a robot arm having an nth (n is an integer equal to or more than one) arm and an (n+1)th arm, the nth arm is rotatable about an nth rotation shaft, the (n+1)th arm is provided on the nth arm rotatably about an (n+1)th rotation shaft in a shaft direction different from a shaft direction of the nth rotation shaft, and, while a distal end of the robot arm is moved from a first point to a second point, a first operation such that the nth arm and the (n+1)th arm overlap as seen from the shaft direction of the (n+1)th rotation shaft and a second operation of rotating the nth arm are performed.Type: GrantFiled: March 24, 2016Date of Patent: October 16, 2018Assignee: Seiko Epson CorporationInventors: Shunsuke Toshimitsu, Kazushige Akaha, Kazuto Yoshimura, Katsuji Igarashi
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Publication number: 20180243911Abstract: A robot includes an instruction receiving unit that receives a calibration initiation instruction, and an arm that changes a positional relationship between a marker which indicates a reference point and a capturing unit when the calibration initiation instruction is received, in which the calibration of a coordinate system of the capturing unit and a coordinate system of the robot is performed on the basis of an image in which the marker is captured by the capturing unit after the positional relationship between the capturing unit and the marker changes.Type: ApplicationFiled: November 13, 2015Publication date: August 30, 2018Inventors: Atsushi HARADA, Yukihiro YAMAGUCHI, Taro ISHIGE, Koichi YASUDA, Kazushige AKAHA
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Publication number: 20180236671Abstract: A robot includes a robot arm that has an nth arm (n is an integer of 1 or greater) and an (n+1)th arm disposed in the nth arm so as to be pivotable around an (n+1)th pivot axis, and a motor unit that drives the (n+1)th arm. Each of the nth arm and the (n+1)th arm has a cover. A wire is disposed between the motor and the cover of the nth arm. A non-contact seal structure is formed using the cover of the nth arm and the cover of the (n+1)th arm.Type: ApplicationFiled: February 14, 2018Publication date: August 23, 2018Inventors: Kazuto YOSHIMURA, Kazushige AKAHA, Sho NAKANO, Yoshinobu GOTO
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Patent number: 10022878Abstract: A robot includes a supporting unit that rotatably supports a first passive shaft part, and a first arm fixed to the first passive shaft part, wherein the first arm has an internal space overlapping with the first passive shaft part in a direction orthogonal to a center shaft of the first passive shaft part.Type: GrantFiled: September 25, 2015Date of Patent: July 17, 2018Assignee: Seiko Epson CorporationInventors: Daisuke Komatsu, Kazushige Akaha
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Publication number: 20180147719Abstract: A robot includes: a base; a first arm which is provided on the base so as to be rotatable around a first rotation axis; and a second arm which is provided on the first arm so as to be rotatable around a second rotation axis having an axial direction different from the axial direction of the first rotation axis, an angle formed by the first arm and the second arm is set as 0°, when seen in the axial direction of the second rotation axis, and the second arm does not interfere with an attachment surface where the base is provided, when the angle is 0°.Type: ApplicationFiled: January 31, 2018Publication date: May 31, 2018Inventors: Kazushige AKAHA, Christoph MEYERHOFF, Kazuto YOSHIMURA
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Patent number: 9764463Abstract: 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: GrantFiled: September 29, 2015Date of Patent: September 19, 2017Assignee: Seiko Epson CorporationInventors: Seiji Hahakura, Kazushige Akaha, Sho Nakano, Takuya Owa, Kotaro Sekine, Daisuke Komatsu
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Publication number: 20170225326Abstract: A robot includes: a base; a first arm which is provided on the base so as to be rotatable around a first rotation axis; and a second arm which is provided on the first arm so as to be rotatable around a second rotation axis having an axial direction different from the axial direction of the first rotation axis, an angle formed by the first arm and the second arm is set as 0°, when seen in the axial direction of the second rotation axis, and the second arm does not interfere with an attachment surface where the base is provided, when the angle is 0°.Type: ApplicationFiled: September 25, 2015Publication date: August 10, 2017Inventors: Kazushige AKAHA, Christoph MEYERHOFF, Kazuto YOSHIMURA
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Publication number: 20170190058Abstract: A horizontal multijoint type robot is so constructed that it comprises a first arm connected through a first joint shaft to a base, a second arm connected through a second joint shaft to the first arm, and a working shaft provided rotatably and movably up and down on the distal end of the second arm, and that the arm length L1 of the first arm and the arm length L2 of the second arm are equal to each other so that the second arm is able to overlap the first arm.Type: ApplicationFiled: March 17, 2017Publication date: July 6, 2017Inventors: Christoph MEYERHOFF, Kazushige AKAHA