Patents by Inventor Yuki Sakagawa

Yuki Sakagawa 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: 20240101207
    Abstract: An actuator device for a rider-posture changing apparatus of a human-powered vehicle comprises a cam follower and a cam member. The cam member is rotatable about a rotational axis. At least one of the cam follower and the cam member includes a curved surface contactable with another of the cam follower and the cam member to move the cam follower in a movement direction in response to a rotation of the cam member. The movement direction is different from a circumferential direction defined about the rotational axis. The curved surface has a curved shape in a first cross-section perpendicular to the circumferential direction.
    Type: Application
    Filed: September 25, 2022
    Publication date: March 28, 2024
    Applicant: SHIMANO INC.
    Inventors: Toyoto SHIRAI, Yuki SAKAGAWA, Kiichiro NAGATA
  • Publication number: 20230406430
    Abstract: A telescopic apparatus comprises a first tube, a second tube configured to be telescopically coupled to the first tube, and an electric cable connector provided to one of the first tube and the second tube. The electric cable connector is configured to be detachably coupled to an electric cable.
    Type: Application
    Filed: September 6, 2023
    Publication date: December 21, 2023
    Applicant: SHIMANO INC.
    Inventors: Toyoto SHIRAI, Yuki SAKAGAWA, Norikazu TAKI, Akihiro NOZAKI, Noor Ashyikkin BINTI MOHD NOOR, Kentaro KOSAKA
  • Publication number: 20230382482
    Abstract: A control device for a human-powered vehicle comprises an electronic controller configured to obtain driving-environment information relating to driving environment of the human-powered vehicle. The driving-environment information includes at least one of traffic information relating to traffic and road object information relating to road objects. The electronic controller is configured to control an electric component based on the driving-environment information.
    Type: Application
    Filed: May 31, 2022
    Publication date: November 30, 2023
    Applicant: SHIMANO INC.
    Inventors: Toyoto SHIRAI, Nobukatsu HARA, Yuki SAKAGAWA, Satoshi SHAHANA, Noor Ashyikkin BINTI MOHD NOOR
  • Patent number: 11780519
    Abstract: A telescopic apparatus controller for a human-powered vehicle comprises a controller configured to control a telescopic apparatus in one of a plurality of operating modes. The plurality of operating modes includes a first operating mode in which a reference portion of the telescopic apparatus is selectively arranged to one of a first predetermined position and a second predetermined position, and a second operating mode in which the reference portion of the telescopic apparatus is arbitrarily arranged between a first end position and a second end position.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: October 10, 2023
    Assignee: SHIMANO INC.
    Inventors: Toyoto Shirai, Yuki Sakagawa, Norikazu Taki, Akihiro Nozaki, Noor Ashyikkin Binti Mohd Noor, Kentaro Kosaka
  • Publication number: 20230286608
    Abstract: A rear hub thru-axle is provided for a human powered vehicle. The rear hub thru-axle is basically provided with a first axle portion and a second axle portion. The first axle portion has a first hollow interior passage defining a first interior dimension. The second axle portion has a second hollow interior passage defining a second interior dimension. The first axle portion is connected to the second axle portion in an axial direction with respect to the rear thru-axle. The first interior dimension of the first hollow interior passage is larger than the second interior dimension of the second hollow interior passage.
    Type: Application
    Filed: February 22, 2023
    Publication date: September 14, 2023
    Inventors: Akinobu SUGIMOTO, Hiroshi FUJITA, Yuki SAKAGAWA, Ryota YAMAGUCHI, Hayato SHIMAZU
  • Publication number: 20230166814
    Abstract: A bracket apparatus for mounting a derailleur to a frame of a human-powered vehicle comprises a bracket body. The bracket body includes a frame attachment portion configured to be attached to the frame of the human-powered vehicle, a derailleur attachment portion to which the derailleur is to be attached, and a cable groove in which a cable is to be at least partly provided.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 1, 2023
    Applicant: SHIMANO INC.
    Inventors: Hiroshi FUJITA, Atsuhiro EMURA, Yuki SAKAGAWA, Dai YOKOZAWA
  • Publication number: 20230159135
    Abstract: A motorized component of a human-powered vehicle includes an electric actuator and controller circuitry configured to control the electric actuator. At least one of the electric actuator and the controller circuitry is configured to be electrically connected via an electric cable to a remotely located power source configured to supply electricity to an assist drive unit configured to assist pedaling. The motorized component is other than a rear derailleur.
    Type: Application
    Filed: November 24, 2022
    Publication date: May 25, 2023
    Applicant: SHIMANO INC.
    Inventors: Yuki SAKAGAWA, Toyoto SHIRAI, Satoshi SHAHANA, Hitoshi TAKAYAMA, Noor Ashyikkin BINTI MOHD NOOR
  • Publication number: 20230089903
    Abstract: An electrical device for a system of a human-powered vehicle comprises a controller. The controller is configured to selectively act, based on reference information relating to the system, as each of a master controller and a slave controller. The master controller is configured to transmit a first control signal to a different slave controller of a different electrical device of the system. The different slave controller is configured to be operated in response to the first control signal. The slave controller is configured to be operated in response to a second control signal transmitted from a different master controller of a different electrical device of the system.
    Type: Application
    Filed: September 21, 2021
    Publication date: March 23, 2023
    Applicant: SHIMANO INC.
    Inventors: Yuki SAKAGAWA, Toyoto SHIRAI, Noor Ashyikkin BINTI MOHD NOOR, Akihiro NOZAKI, Satoshi SHAHANA, Hitoshi TAKAYAMA
  • Patent number: 11548580
    Abstract: A telescopic apparatus for a human-powered vehicle comprises a first hydraulic chamber, a second hydraulic chamber, a valve member, a cam member, and an actuator. The second hydraulic chamber is configured to be in fluid communication with the first hydraulic chamber. The valve member is configured to control a fluid communication between the first hydraulic chamber and the second hydraulic chamber. The cam member is rotatable about a rotational axis to move the valve member in a movement direction. The actuator is configured to rotate the cam member. The actuator includes an output shaft rotatable about an actuation rotational axis. The actuation rotational axis is offset from the rotational axis as viewed in the movement direction.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: January 10, 2023
    Assignee: SHIMANO INC.
    Inventors: Yuki Sakagawa, Toyoto Shirai
  • Patent number: 11535323
    Abstract: A telescopic apparatus comprises a first tube, a second tube, and a non-contact detector. The second tube is configured to be telescopically received in the first tube. The non-contact detector is provided inside at least one of the first tube and the second tube configured to detect a position of the second tube relative to the first tube.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: December 27, 2022
    Assignee: SHIMANO INC.
    Inventors: Toyoto Shirai, Yuki Sakagawa, Yoshimitsu Miki, Norikazu Taki
  • Patent number: 11524737
    Abstract: An actuation device for a human-powered vehicle comprises a base member, a movable member, and an actuator. The movable member is movably provided on the base member. The actuator is configured to be actuated by stimulation including at least one of electric stimulation and heat stimulation so as to move the movable member relative to the base member in a first direction by pulling the movable member.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: December 13, 2022
    Assignee: SHIMANO INC.
    Inventors: Yuki Sakagawa, Toyoto Shirai, Yoshimitsu Miki
  • Patent number: 11518477
    Abstract: An actuation controller for a rider posture changing device of a human-powered vehicle comprises a detector and a controller. The rider posture changing device includes a first member, a second member, and an electrical actuator configured to move the second member relative to the first member. The detector is configured to detect actuation information relating to an actuation state in which the electrical actuator moves the second member relative to the first member. The controller is configured to evaluate the actuation state in accordance with the actuation information detected by the detector.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: December 6, 2022
    Assignee: SHIMANO INC.
    Inventors: Toyoto Shirai, Yuki Sakagawa, Norikazu Taki, Akihiro Nozaki, Noor Ashyikkin Binti Mohd Noor
  • Publication number: 20220126938
    Abstract: A rider-posture changing device for a human-powered vehicle comprises a first member, a second member, a detector, and a controller. The second member is configured to be movable relative to the first member. The detector is configured to detect position information of the second member relative to the first member. The controller is configured to obtain movement information of the second member relative to the first member based on the position information.
    Type: Application
    Filed: October 27, 2020
    Publication date: April 28, 2022
    Applicant: SHIMANO INC.
    Inventors: Yuki SAKAGAWA, Toyoto SHIRAI, Akihiro NOZAKI, Satoshi SHAHANA, Hitoshi TAKAYAMA, Noor Ashyikkin BINTI MOHD NOOR
  • Publication number: 20220041234
    Abstract: A rider-posture changing device for a human-powered vehicle comprises a first member, a second member, a first detector, a second detector, and a controller. The first member extends in a longitudinal direction. The second member is configured to be movable relative to the first member in the longitudinal direction. The first detector is configured to detect first information indicating whether the second member reaches an absolute position or not. The second detector is configured to detect second information indicating a movement distance of the second member from a reference position in the longitudinal direction. The controller is configured to obtain a current position of the second member relative to the first member based on the second information and the reference position. The controller is configured to store the absolute position as the reference position in accordance with the first information.
    Type: Application
    Filed: August 4, 2020
    Publication date: February 10, 2022
    Applicant: SHIMANO INC.
    Inventors: Yuki SAKAGAWA, Toyoto SHIRAI
  • Patent number: 11180211
    Abstract: A bicycle telescopic apparatus includes a first tube, a second tube, a positioning structure, a memory, and a controller. The second tube is telescopically received in the first tube and configured to be adjustably movable with respect to the first tube in a longitudinal direction of the bicycle telescopic apparatus. The positioning structure includes an electrical actuator to adjustably position the second tube relative to the first tube in the longitudinal direction. The memory is configured to store setting information for a predetermined relative position of the first tube and the second tube, and the setting information is changed via an electrical setting operation. The controller is configured to control the electrical actuator to position the second tube relative to the first tube at the predetermined relative position.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: November 23, 2021
    Assignee: Shimano Inc.
    Inventors: Nobukatsu Hara, Satoshi Shahana, Toyoto Shirai, Yuki Sakagawa, Yuta Kurokawa
  • Publication number: 20210206443
    Abstract: A telescopic apparatus for a human-powered vehicle comprises a first hydraulic chamber, a second hydraulic chamber, a valve member, a cam member, and an actuator. The second hydraulic chamber is configured to be in fluid communication with the first hydraulic chamber. The valve member is configured to control a fluid communication between the first hydraulic chamber and the second hydraulic chamber. The cam member is rotatable about a rotational axis to move the valve member in a movement direction. The actuator is configured to rotate the cam member. The actuator includes an output shaft rotatable about an actuation rotational axis. The actuation rotational axis is offset from the rotational axis as viewed in the movement direction.
    Type: Application
    Filed: January 8, 2020
    Publication date: July 8, 2021
    Applicant: SHIMANO INC.
    Inventors: Yuki SAKAGAWA, Toyoto SHIRAI
  • Publication number: 20210107588
    Abstract: A control device is provided for controlling a suspension of a human-powered vehicle. The control device includes comprises an electronic controller. The suspension includes a first member, a second member movable relative to the first member, and an adjustment unit adjusting a relative movable amount of the first member and the second member. The electronic controller is configured to electrically control the adjustment unit in accordance with relative position information related to a relative position of the first member and the second member.
    Type: Application
    Filed: September 28, 2020
    Publication date: April 15, 2021
    Inventors: Yuki SAKAGAWA, Toyoto SHIRAI
  • Publication number: 20200377176
    Abstract: An actuation controller for a rider posture changing device of a human-powered vehicle comprises a detector and a controller. The rider posture changing device includes a first member, a second member, and an electrical actuator configured to move the second member relative to the first member. The detector is configured to detect actuation information relating to an actuation state in which the electrical actuator moves the second member relative to the first member. The controller is configured to evaluate the actuation state in accordance with the actuation information detected by the detector.
    Type: Application
    Filed: May 31, 2019
    Publication date: December 3, 2020
    Applicant: SHIMANO INC.
    Inventors: Toyoto SHIRAI, Yuki SAKAGAWA, Norikazu TAKI, Akihiro NOZAKI, Noor Ashyikkin BINTI MOHD NOOR
  • Publication number: 20200307729
    Abstract: A telescopic apparatus controller for a human-powered vehicle comprises a controller configured to control a telescopic apparatus in one of a plurality of operating modes. The plurality of operating modes includes a first operating mode in which a reference portion of the telescopic apparatus is selectively arranged to one of a first predetermined position and a second predetermined position, and a second operating mode in which the reference portion of the telescopic apparatus is arbitrarily arranged between a first end position and a second end position.
    Type: Application
    Filed: March 26, 2019
    Publication date: October 1, 2020
    Applicant: SHIMANO INC.
    Inventors: Toyoto SHIRAI, Yuki SAKAGAWA, Norikazu TAKI, Akihiro NOZAKI, Noor Ashyikkin BINTI MOHD NOOR, Kentaro KOSAKA
  • Patent number: 10604201
    Abstract: A telescopic apparatus comprises a first tube, a second tube, a movable member, and an actuator. The second tube is telescopically and movably coupled to the first tube. The movable member is movable relative to the first tube in a telescopic direction. The actuator is configured to be deformable so as to move the movable member relative to the first tube in the telescopic direction. The actuator is provided in at least one of the first tube and the second tube.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: March 31, 2020
    Assignee: SHIMANO INC.
    Inventors: Toyoto Shirai, Yuki Sakagawa, Yoshimitsu Miki