Patents by Inventor Tatsuya RYUZAKI

Tatsuya RYUZAKI 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: 11994180
    Abstract: This clutch control device includes a clutch apparatus configured to connect and disconnect power transmission between a prime mover and an output target, a clutch actuator configured to output a driving force for actuating the clutch apparatus, a control unit configured to drive the clutch actuator, and an operating force transmission mechanism configured to transmit an operating force of a driver with respect to a clutch operator to the clutch apparatus, an operating force sensor configured to detect the operating force of the driver is provided in the operating force transmission mechanism, and the control unit drives the clutch actuator according to a detection value of the operating force sensor.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: May 28, 2024
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Junya Ono, Yoshiaki Tsukada, Takashi Ozeki, Koichi Furusato, Yuma Kaibe, Ryohei Tsuzuki, Yasushi Fujimoto, Tatsuya Ryuzaki
  • Publication number: 20240167522
    Abstract: A clutch control device includes a clutch apparatus (26) configured to connect and disconnect power transmission between a prime mover (13) and an output object (21), a clutch actuator (50) configured to output a driving force for actuating the clutch apparatus (26), a controller (40) configured to control driving of the clutch actuator (50), and a clutch operator configured to operate the clutch apparatus (26) regardless of the driving of the clutch actuator (50), the controller (40) detects that there is a manual operation by the clutch operator when a difference of a predetermined value or more is detected between a reference output value of the clutch actuator (50) configured to operate the clutch apparatus (26) and a measured value of an output value of the clutch actuator (50).
    Type: Application
    Filed: March 8, 2022
    Publication date: May 23, 2024
    Inventors: Junya Ono, Tatsuya Ryuzaki
  • Publication number: 20240151278
    Abstract: This clutch control device includes a clutch apparatus configured to connect and disconnect power transmission between a prime mover and an output target, a clutch actuator configured to output a driving force for actuating the clutch apparatus, a control unit configured to drive the clutch actuator, and an operating force transmission mechanism configured to transmit an operating force of a driver with respect to a clutch operator to the clutch apparatus, an operating force sensor configured to detect the operating force of the driver is provided in the operating force transmission mechanism, and the control unit drives the clutch actuator according to a detection value of the operating force sensor.
    Type: Application
    Filed: March 15, 2022
    Publication date: May 9, 2024
    Inventors: Junya Ono, Yoshiaki Tsukada, Takashi Ozeki, Koichi Furusato, Yuma Kaibe, Ryohei Tsuzuki, Yasushi Fujimoto, Tatsuya Ryuzaki
  • Patent number: 11680612
    Abstract: This clutch control device includes an engine (13), a transmission (21), a clutch device (26) configured to connect and disconnect motive power transmission between the engine (13) and the transmission (21), a clutch actuator (50) configured to drive the clutch device (26) and change a clutch capacity, a control parameter sensor (58) configured to detect a control parameter of the clutch capacity and a control unit (60) configured to calculate a control target value (TP) of the control parameter. The control unit (60) causes the clutch device (26) to perform a stroke in a connection direction until an actual measurement value of the control parameter reaches the control target value (TP).
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: June 20, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Junya Ono, Tatsuya Ryuzaki, Kazuyuki Fukaya
  • Publication number: 20230107472
    Abstract: A vehicle includes a controller configured to switch between a constant speed traveling mode in which a vehicle speed is held constant and an inertial traveling mode in which a prime mover is stopped or in an idling state, and a clutch apparatus configured to connect and disconnect power transmission between the prime mover and an output target, and the controller controls the clutch apparatus and decreases a clutch capacity so as to transit to the inertial traveling mode when detected that the vehicle is traveling on a downhill road during the constant speed traveling mode, and the controller controls the clutch apparatus and increases the clutch capacity so as to transit to the constant speed traveling mode when detected that the vehicle traveling on the downhill road has terminated.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 6, 2023
    Inventors: Takashi Ozeki, Yoshiaki Tsukada, Junya Ono, Koichi Furusato, Yuma Kaibe, Ryohei Tsuzuki, Yasushi Fujimoto, Tatsuya Ryuzaki
  • Publication number: 20230095322
    Abstract: A clutch control device includes a clutch apparatus configured to connect and disconnect power transmission between an engine and a gearbox, a clutch actuator configured to output a driving force to actuate the clutch apparatus, and an ECU configured to drive the clutch actuator, and the ECU performs engine stalling avoiding control which decreases a clutch capacity when a reduction speed of an engine rotational speed becomes a predetermined threshold or more and the engine rotational speed becomes a predetermined engine stalling determination value or less.
    Type: Application
    Filed: September 27, 2022
    Publication date: March 30, 2023
    Inventors: Tatsuya Ryuzaki, Yoshiaki Tsukada, Junya Ono, Takashi Ozeki, Koichi Furusato, Yuma Kaibe, Ryohei Tsuzuki, Yasushi Fujimoto
  • Patent number: 11585395
    Abstract: This transmission device includes a mode changeover switch (59) on which a mode changeover operation between a manual mode (M2) and an automated mode (M1) is externally performed, other operation unit (80) on which a predetermined shift operation is externally performed separately from the mode changeover switch (59), and a control unit (60) configured to control a mode changeover between the manual mode (M2) and the automated mode (M1). The control unit (60) executes the mode changeover between the manual mode (M2) and the automated mode (M1) on the basis of the mode changeover operation on the mode changeover switch (59). When the shift operation on the other operation unit (80) has been performed, the control unit (60) executes the mode changeover between the manual mode (M2) and the automated mode (M1).
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: February 21, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Junichiro Kano, Tatsuya Ryuzaki, Junya Ono, Yoshiaki Nedachi, Go Morita
  • Patent number: 11536326
    Abstract: This clutch control device includes an engine (13), a transmission (21), a clutch device (26) configured to connect and disconnect motive power transmission between the engine (13) and the transmission (21), a clutch actuator (50) configured to drive the clutch device (26) and change a clutch capacity, a hydraulic circuit (63) provided between the clutch device (26) and the clutch actuator (50), an air bleeding device (64) configured to perform air bleeding of the hydraulic circuit (63), a control unit (60) configured to calculate a control target value of the clutch capacity, a control mode changeover switch (59) configured to enable a control mode of the control unit (60) to be switched to an air bleeding mode, and an air bleeding switch (65) configured to enable a hydraulic pressure of the hydraulic circuit (63) to increase in the air bleeding mode.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: December 27, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Ryohei Tsuzuki, Junya Ono, Tatsuya Ryuzaki, Hiroaki Uchisasai
  • Patent number: 11512748
    Abstract: This clutch control apparatus includes: a clutch device that connects and disconnects a power transmission between an engine and a drive wheel; a clutch actuator that drives the clutch device and changes a clutch capacity; a driven mechanism that is arranged between the clutch actuator and the clutch device, is operated by a drive of the clutch actuator, and operates the clutch device; a control part that calculates a control target value of the clutch capacity; and a temperature sensor that measures a temperature of the driven mechanism, wherein the control part corrects the control target value based on the temperature measured by the temperature sensor.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: November 29, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Junya Ono, Akira Tokito, Tatsuya Ryuzaki, Kohei Matsuura
  • Patent number: 11428280
    Abstract: This clutch control device includes an engine (13), a transmission (21), a clutch device (26) configured to connect and disconnect motive power transmission between the engine (13) and the transmission (21), a clutch actuator (50) configured to drive the clutch device (26) and change a clutch capacity, a clutch operating element (4b) configured to enable the clutch device (26) to be manually operated, and a control unit (60) configured to calculate a target value (Pt) of a control parameter (Ps) of the clutch capacity in accordance with an amount of operation on the clutch operating element (4b).
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: August 30, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kohei Matsuura, Junya Ono, Tatsuya Ryuzaki, Go Morita
  • Patent number: 11378144
    Abstract: This clutch control device includes an engine (13), a transmission (21), a clutch device (26) configured to connect and disconnect motive power transmission between the engine (13) and the transmission (21), a clutch actuator (50) configured to drive the clutch device (26) and change a clutch capacity, and a control unit (60) configured to calculate a target value (Pt) of a control parameter (Ps) for the clutch capacity. When the target value (Pt) of the control parameter (Ps) immediately after system startup is defined as a first control target value (P1) and the target value (Pt) of the control parameter (Ps) during a clutch stroke at the time of the system startup is defined as a second control target value (P2), the control unit (60) is configured to set the first control target value (P1) to a value greater than the second control target value (P2).
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: July 5, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kohei Matsuura, Junya Ono, Tatsuya Ryuzaki
  • Publication number: 20220178409
    Abstract: This clutch control apparatus includes: a clutch device that connects and disconnects a power transmission between an engine and a drive wheel; a clutch actuator that drives the clutch device and changes a clutch capacity; a driven mechanism that is arranged between the clutch actuator and the clutch device, is operated by a drive of the clutch actuator, and operates the clutch device; a control part that calculates a control target value of the clutch capacity; and a temperature sensor that measures a temperature of the driven mechanism, wherein the control part corrects the control target value based on the temperature measured by the temperature sensor.
    Type: Application
    Filed: March 10, 2020
    Publication date: June 9, 2022
    Inventors: Junya Ono, Akira Tokito, Tatsuya Ryuzaki, Kohei Matsuura
  • Publication number: 20220170521
    Abstract: This clutch control device includes an engine (13), a transmission (21), a clutch device (26) configured to connect and disconnect motive power transmission between the engine (13) and the transmission (21), a clutch actuator (50) configured to drive the clutch device (26) and change a clutch capacity, a control parameter sensor(58) configured to detect a control parameter of the clutch capacity and a control unit (60) configured to calculate a control target value (TP) of the control parameter. The control unit (60) causes the clutch device (26) to perform a stroke in a connection direction until an actual measurement value of the control parameter reaches the control target value (TP).
    Type: Application
    Filed: March 12, 2020
    Publication date: June 2, 2022
    Inventors: Junya Ono, Tatsuya Ryuzaki, Kazuyuki Fukaya
  • Publication number: 20220170520
    Abstract: This transmission device includes a mode changeover switch (59) on which a mode changeover operation between a manual mode (M2) and an automated mode (M1) is externally performed, other operation unit (80) on which a predetermined shift operation is externally performed separately from the mode changeover switch (59), and a control unit (60) configured to control a mode changeover between the manual mode (M2) and the automated mode (M1). The control unit (60) executes the mode changeover between the manual mode (M2) and the automated mode (M1) on the basis of the mode changeover operation on the mode changeover switch (59). When the shift operation on the other operation unit (80) has been performed, the control unit (60) executes the mode changeover between the manual mode (M2) and the automated mode (M1).
    Type: Application
    Filed: March 10, 2020
    Publication date: June 2, 2022
    Inventors: Junichiro Kano, Tatsuya Ryuzaki, Junya Ono, Yoshiaki Nedachi, Go Morita
  • Publication number: 20220136574
    Abstract: A clutch-by-wire system measures a position of a clutch lever (51) when predetermined learning permission conditions are satisfied and performs updating processing as a release position of the clutch lever (51) of updating a position which is previously stored. The clutch-by-wire system (51) repeatedly performs the updating processing after power is supplied.
    Type: Application
    Filed: March 6, 2020
    Publication date: May 5, 2022
    Inventors: Tatsuya Ryuzaki, Yuta Kanbe, Go Morita, Junya Ono
  • Patent number: 11302106
    Abstract: An information provision system that allows appropriate information provision suited for a user who is a driver. The information provision system includes: an emotion information database that records emotion information detected by an emotion detection part that detects emotion of a user and outside information being associated with the emotion information; and a browsing information generation part that generates browsing information when a predetermined emotion kind is detected by the emotion detection means.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: April 12, 2022
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yukari Inai, Shohei Suzuki, Shimpei Shikanai, Yasuko Nakajima, Takayuki Haramoto, Tatsuya Ryuzaki
  • Patent number: 11167762
    Abstract: This vehicle transmission system includes a transmission (21) in which a gear is shifted by an operation of a driver of a vehicle (1), a clutch device (26) that is disposed in a motion transfer path between the transmission (21) and an engine (13) of the vehicle (1), and is disconnected and connected by an action of a clutch actuator (50), and a clutch control unit (61) that is configured to control disconnection and connection of the clutch device (26) by the clutch actuator (50). In a case where the vehicle (1) is started with a gear position of the transmission (21) located at or above a gear that is set in advance, and a vehicle speed (V) is less than or no higher than a set value (v2) that is set in advance, the clutch control unit (61) transitions to clutch capacity-limiting control in which a clutch capacity is reduced below that during normal clutch control.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: November 9, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Tatsuya Ryuzaki, Junya Ono
  • Patent number: 11162546
    Abstract: This clutch control device includes an engine (13), a transmission gear (21), a clutch device (26), a clutch actuator (50), a control unit (60), a control parameter sensor (58), a clutch operator (4b), and a clutch operation amount sensor (4c), wherein the control unit (60) is configured to enable intervention of a manual clutch operation according to the clutch operator (4b) during automatic control of the clutch device (26) according to the clutch actuator (50), and the control unit (60) is configured to set a control target value of a clutch capacity to a connection preparation target value (Py) acquired by causing an operation target value (Pv) corresponding to an amount of operation of the clutch operator (4b) to approach a disconnection determination value (Pz) in a case in which a control parameter detected by the control parameter sensor (58) reaches the disconnection determination value (Pz) set in advance at a time of performing a clutch disconnection operation through intervention of the manual clu
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: November 2, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Junya Ono, Tatsuya Ryuzaki, Go Morita, Kohei Matsuura
  • Publication number: 20210324924
    Abstract: This clutch control device includes an engine (13), a transmission (21), a clutch device (26) configured to connect and disconnect motive power transmission between the engine (13) and the transmission (21), a clutch actuator (50) configured to drive the clutch device (26) and change a clutch capacity, a hydraulic circuit (63) provided between the clutch device (26) and the clutch actuator (50), an air bleeding device (64) configured to perform air bleeding of the hydraulic circuit (63), a control unit (60) configured to calculate a control target value of the clutch capacity, a control mode changeover switch (59) configured to enable a control mode of the control unit (60) to be switched to an air bleeding mode, and an air bleeding switch (65) configured to enable a hydraulic pressure of the hydraulic circuit (63) to increase in the air bleeding mode.
    Type: Application
    Filed: July 2, 2019
    Publication date: October 21, 2021
    Inventors: Ryohei Tsuzuki, Junya Ono, Tatsuya Ryuzaki, Hiroaki Uchisasai
  • Patent number: 11131351
    Abstract: This clutch control device includes an engine (13), a transmission gear (21), a clutch device (26), a clutch actuator (50), a control unit (60), a clutch operator (4b), and a clutch operation amount sensor (4c), wherein the control unit (60) is configured to enable intervention of a manual clutch operation according to the clutch operator (4b) during automatic control of the clutch device (26) according to the clutch actuator (50), and the control unit (60) is configured to set a control target value of a clutch capacity to a connection lower limit target value (Px) acquired by changing an operation target value (Pv) corresponding to an amount of operation of the clutch operator (4b) to a clutch disconnection side in a case in which the amount of operation of the clutch operator (4b) based on an output value of the clutch operation amount sensor (4c) reaches a predetermined value (?2) set in advance at a time of performing a clutch disconnection operation through the intervention of the manual clutch operatio
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: September 28, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Junya Ono, Tatsuya Ryuzaki, Go Morita, Kohei Matsuura