Patents by Inventor Koichiro Hirabayashi

Koichiro Hirabayashi 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).

  • Publication number: 20240079925
    Abstract: A rotating device includes a housing, a motor, and one or more gears. The housing includes a first housing and a second housing engaging with the first housing. The motor and the one or more gears are accommodated in the housing. The first housing and the second housing oppose one another in a first direction. A side wall part of the second housing is provided with a first hook, and a side wall part of the first housing is provided with a first protruding part. The first protruding part engages with the first hook. A surface of the first hook engaging with the first protruding part and a surface of the first protruding part engaging with the first hook are in contact with one another in the first direction. The surface of one of the first hook and the first protruding part is inclined with respect to the surface of the other of the first hook and the first protruding part, and the surface of the first protruding part faces the side wall part of the first housing.
    Type: Application
    Filed: April 26, 2023
    Publication date: March 7, 2024
    Inventors: Yukimasa MATSUMURA, Koichiro HIRABAYASHI
  • Patent number: 11808341
    Abstract: A rotating device includes a motor, a gear, and a housing configured to accommodate the motor and the gear. The housing includes a first housing, a second housing, and a joining element for joining the first housing and the second housing. The first housing includes a first attaching part attached to an external device. The second housing includes a second attaching part attached to the external device. The first attaching part and the second attaching part include surfaces opposing each other after the housing is assembled. The first attaching part and the second attaching part include the joining element.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: November 7, 2023
    Assignee: MINEBEA MITSUMI Inc.
    Inventors: Koichiro Hirabayashi, Yukimasa Matsumura, Jun Ohmura, Kodai Kameoka
  • Publication number: 20230327513
    Abstract: A motor includes: a lid including an opening; a bracket including a projecting part; and a terminal extending from the projecting part. A part of the bracket is covered by the lid. The projecting part projects from the opening of the lid.
    Type: Application
    Filed: March 20, 2023
    Publication date: October 12, 2023
    Inventors: Jun OHMURA, Koichiro HIRABAYASHI, Yukimasa MATSUMURA
  • Publication number: 20230279940
    Abstract: A gear box includes a motor, a worm pivotally supported by a shaft of the motor, a gear being formed at the worm, and a helical gear configured to mesh with the gear of the worm. A transfer coefficient of the helical gear with respect to a standard gear is x, an addendum coefficient of the helical gear is k, x satisfies ?0.4<x<?0.1, and k satisfies 0.1<k<0.4.
    Type: Application
    Filed: March 1, 2023
    Publication date: September 7, 2023
    Inventors: Koichiro HIRABAYASHI, Yukimasa MATSUMURA, Seiji MITAMURA
  • Publication number: 20230283146
    Abstract: A rotary apparatus includes a motor, a plurality of gears, and a sensor configured to detect a rotation angle of one of the plurality of gears. The sensor includes a first connection terminal electrically connecting to the outside, and a base portion. The first connection terminal is disposed at the base portion. A second connection terminal is disposed at the base portion.
    Type: Application
    Filed: May 12, 2023
    Publication date: September 7, 2023
    Inventor: Koichiro HIRABAYASHI
  • Patent number: 11742730
    Abstract: A motor includes a commutator, a bracket including a conductive brush, first and second wall parts, and first and second deformable parts. The conductive brush is in contact with the commutator. The first wall part includes a first surface extending along a first surface of the conductive brush. The second wall part includes a second surface extending along a second surface of the conductive brush located on a side opposite the first surface of the conductive brush. The first deformable part is in contact with both the first surface of the conductive brush and the first surface of the first wall part, and is deformable in response to movement of the conductive brush. The second deformable part is in contact with both the second surface of the conductive brush and the second surface of the second wall part, and is deformable in response to movement of the conductive brush.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: August 29, 2023
    Assignee: MINEBEA MITSUMI Inc.
    Inventors: Koichiro Hirabayashi, Akiko Ikuta, Yukimasa Matsumura, Kazuaki Sato, Minoru Kuroda, Bora In
  • Patent number: 11722030
    Abstract: A motor according to an embodiment includes a commutator provided to a rotation shaft, a brush in contact with the commutator, a bracket having a wall surface opposing the brush, and a deformable portion in contact with the brush and the wall surface. The bracket includes a protrusion provided on the commutator side with respect to the deformable portion. The protrusion protrudes from the wall surface toward the brush.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: August 8, 2023
    Assignee: MINEBEA MITSUMI Inc.
    Inventors: Koichiro Hirabayashi, Bora In
  • Patent number: 11719324
    Abstract: A worm (40) according to an embodiment is a worm made of resin and formed by injection molding. The worm includes a gear portion (40a), a cavity (40c) having an axis being a longitudinal axis (40d) of the worm being formed at the gear portion, and a top portion (40b) formed at a first end portion of the gear portion in a direction of the longitudinal axis. A plurality of recesses (40e) including a hole portion communicating with the cavity are formed at the top portion in a radial direction, and are located on an outer peripheral portion side of the gear portion with respect to the cavity.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: August 8, 2023
    Assignee: MINEBEA MITSUMI Inc.
    Inventor: Koichiro Hirabayashi
  • Patent number: 11689078
    Abstract: A rotary apparatus includes a motor, a plurality of gears, and a sensor configured to detect a rotation angle of one of the plurality of gears. The sensor includes a first connection terminal electrically connecting to the outside, and a base portion. The first connection terminal is disposed at the base portion. A second connection terminal is disposed at the base portion.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: June 27, 2023
    Assignee: MINEBEA MITSUMI Inc.
    Inventor: Koichiro Hirabayashi
  • Publication number: 20230170769
    Abstract: A wiring board includes a base including a hole part, an inner circumferential end part forming the hole part, and a wiring line including a part surrounding the hole part. The inner circumferential end part of the base is arranged at an inner side than the part surrounding the hole part. The inner circumferential end part of the base is deformed in a direction passing through the hole part.
    Type: Application
    Filed: April 23, 2021
    Publication date: June 1, 2023
    Inventors: Koichiro HIRABAYASHI, Seiya FUJIMOTO
  • Publication number: 20230148272
    Abstract: The rotating device includes a housing, a motor, a gear transmitting rotation of the motor to an outside, a sensor, a connection terminal electrically connected to the outside, and a wiring board. The wiring board electrically connects the motor, the sensor, and the connection terminal. The wiring board is formed of a film having a flexiblity. A rotation speed or a rotation angle of the gear is detectable by the sensor. An electronic component controlling the motor is mounted at the wiring board. A part of the wiring board includes a bent part or a curved part and surrounds a part of the electronic component.
    Type: Application
    Filed: February 25, 2021
    Publication date: May 11, 2023
    Inventor: Koichiro HIRABAYASHI
  • Publication number: 20220360149
    Abstract: A motor includes a commutator, a bracket including a conductive brush, first and second wall parts, and first and second deformable parts. The conductive brush is in contact with the commutator. The first wall part includes a first surface extending along a first surface of the conductive brush. The second wall part includes a second surface extending along a second surface of the conductive brush located on a side opposite the first surface of the conductive brush. The first deformable part is in contact with both the first surface of the conductive brush and the first surface of the first wall part, and is deformable in response to movement of the conductive brush. The second deformable part is in contact with both the second surface of the conductive brush and the second surface of the second wall part, and is deformable in response to movement of the conductive brush.
    Type: Application
    Filed: July 18, 2022
    Publication date: November 10, 2022
    Inventors: Koichiro HIRABAYASHI, Akiko IKUTA, Yukimasa MATSUMURA, Kazuaki SATO, Minoru KURODA, Bora IN
  • Publication number: 20220329131
    Abstract: A rotating device 1 according to the present application includes a motor 3, a gear 5 that transmits rotation of the motor 3 to an external device, and a sensor 7. The sensor 7 includes a sensor part 70 and a housing 72 that accommodates the sensor part 70. The sensor part 70 is capable of detecting a rotational speed or a rotational angle of the gear 5. The gear 5 includes a recess 50 in a rotational axis direction of the gear 5. The recess 50 accommodates a part of the housing 72.
    Type: Application
    Filed: June 29, 2022
    Publication date: October 13, 2022
    Inventors: Koichiro HIRABAYASHI, Yukimasa MATSUMURA
  • Patent number: 11462969
    Abstract: A rotary apparatus includes a motor including a rotary shaft, a plurality of gears including an output gear, and a housing accommodating the motor and the plurality of gears. The housing is separable into a first housing and a second housing. The motor includes a first end portion and a second end portion located on an opposite side of the first end portion. The rotary shaft is derived from the first end portion. The second housing includes a first regulating portion regulating a position of a part of the motor on the first end portion. The first housing includes a projecting portion projecting toward the second housing side. The projecting portion urges the second end portion of the motor toward the first regulating portion side directly or via another member.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: October 4, 2022
    Assignee: MINEBEA MITSUMI INC.
    Inventors: Koichiro Hirabayashi, Yukimasa Matsumura, Akiko Ikuta
  • Publication number: 20220268350
    Abstract: A rotating device includes a motor, a gear, and a housing configured to accommodate the motor and the gear. The housing includes a first housing, a second housing, and a joining element for joining the first housing and the second housing. The first housing includes a first attaching part attached to an external device. The second housing includes a second attaching part attached to the external device. The first attaching part and the second attaching part include surfaces opposing each other after the housing is assembled. The first attaching part and the second attaching part include the joining element.
    Type: Application
    Filed: February 8, 2022
    Publication date: August 25, 2022
    Inventors: Koichiro HIRABAYASHI, Yukimasa MATSUMURA, Jun OHMURA, Kodai KAMEOKA
  • Patent number: 11424663
    Abstract: A motor includes a commutator, a bracket including a conductive brush, first and second wall parts, and first and second deformable parts. The conductive brush is in contact with the commutator. The first wall part includes a first surface extending along a first surface of the conductive brush. The second wall part includes a second surface extending along a second surface of the conductive brush located on a side opposite the first surface of the conductive brush. The first deformable part is in contact with both the first surface of the conductive brush and the first surface of the first wall part, and is deformable in response to movement of the conductive brush. The second deformable part is in contact with both the second surface of the conductive brush and the second surface of the second wall part, and is deformable in response to movement of the conductive brush.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: August 23, 2022
    Assignee: MINEBEA MITSUMI INC.
    Inventors: Koichiro Hirabayashi, Akiko Ikuta, Yukimasa Matsumura, Kazuaki Sato, Minoru Kuroda, Bora In
  • Patent number: 11411466
    Abstract: A rotating device 1 according to the present application includes a motor 3, a gear 5 that transmits rotation of the motor 3 to an external device, and a sensor 7. The sensor 7 includes a sensor part 70 and a housing 72 that accommodates the sensor part 70. The sensor part 70 is capable of detecting a rotational speed or a rotational angle of the gear 5. The gear 5 includes a recess 50 in a rotational axis direction of the gear 5. The recess 50 accommodates a part of the housing 72.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: August 9, 2022
    Assignee: MINEBEA MITSUMI INC.
    Inventors: Koichiro Hirabayashi, Yukimasa Matsumura
  • Patent number: 11411456
    Abstract: A motor includes an armature including a commutator, a bracket including a conductive brush and a first wall part, and a first deformable part. The conductive brush is in contact with the commutator. The first wall part includes a first surface extending along a first surface of the conductive brush. The first deformable part is in contact with both the first surface of the conductive brush and the first surface of the first wall part. The first deformable part is deformable in response to movement of the conductive brush.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: August 9, 2022
    Assignee: MINEBEA MITSUMI INC.
    Inventors: Koichiro Hirabayashi, Yukimasa Matsumura, Akiko Ikuta, Minoru Kuroda, Bora In, Kazuaki Sato
  • Publication number: 20220109343
    Abstract: A motor according to an embodiment includes a commutator provided to a rotation shaft, a brush in contact with the commutator, a bracket having a wall surface opposing the brush, and a deformable portion in contact with the brush and the wall surface. The bracket includes a protrusion provided on the commutator side with respect to the deformable portion. The protrusion protrudes from the wall surface toward the brush.
    Type: Application
    Filed: October 10, 2019
    Publication date: April 7, 2022
    Inventors: Koichiro HIRABAYASHI, Bora IN
  • Publication number: 20220107015
    Abstract: A worm (40) according to an embodiment is a worm made of resin and formed by injection molding. The worm includes a gear portion (40a), a cavity (40c) having an axis being a longitudinal axis (40d) of the worm being formed at the gear portion, and a top portion (40b) formed at a first end portion of the gear portion in a direction of the longitudinal axis. A plurality of recesses (40e) including a hole portion communicating with the cavity are formed at the top portion in a radial direction, and are located on an outer peripheral portion side of the gear portion with respect to the cavity.
    Type: Application
    Filed: December 24, 2019
    Publication date: April 7, 2022
    Inventor: Koichiro HIRABAYASHI