Patents by Inventor Tatsuyuki Ohashi

Tatsuyuki Ohashi 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: 10443698
    Abstract: An object of the present disclosure is to provide a power transmitting apparatus which can sufficiently damp the torque variation and also can further improve the fuel consumption. For achieving the object of the present disclosure above, there is provided a power transmitting apparatus of a vehicle comprising a damper mechanism including dampers having spring properties for damping torque variations of an engine and being able to arbitrarily and selectively transmit or cut off a driving power of an engine to wheels characterized in that the power transmitting apparatus further comprises a spring property switching device for arbitrarily switching spring properties of the damper mechanism; and a spring property controller for actuating the spring property switching device to switch the spring properties according to the running state of the vehicle.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: October 15, 2019
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Jun Ishimura, Atsuho Ota, Kaoru Iida
  • Patent number: 10336329
    Abstract: A saddled vehicle configured to be driven by a driver sitting on a saddle seat and steering with a handlebar can include a grasping grip to be grasped by a driver and a throttle grip for an accelerator operation respectively, two brakes for braking a front wheel and a rear wheel of the vehicle, each having a different braking operation target, and a cruise control for performing automatic propulsion control of the vehicle wherein the control by the cruise control is performed by changing a control degree in accordance with operation conditions of the first brake and the second brake.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: July 2, 2019
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi
  • Patent number: 10272906
    Abstract: A power transmission device for a hybrid vehicle has a first clutch device (1a) disposed in a drivetrain between an engine (E) and a driving wheel (D). A second clutch device (1b) disposed in a drivetrain extends from a motor (M) to the driving wheel (D). The oil pump (P), connected to the motor (M), supplies oil to a predetermined moving component disposed in the vehicle by using driving power of the motor (M). A transmission (A) is disposed in a drivetrain between the engine (E) and the motor (M) and the driving wheel (D). The transmission adjusts rotation speed of the motor (M). The power transmission device supplying oil by causing the motor (M) to rotate the oil pump (P) at an appropriate rotation speed.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: April 30, 2019
    Assignee: Kabushiki Kaisha F.C.C.
    Inventor: Tatsuyuki Ohashi
  • Patent number: 10220914
    Abstract: An object of the present invention is to provide a saddle-type vehicle which can switch between the parking brake state and the neutral state using a clutch actuator configured to operate the clutch and thus lower the manufacturing cost. According to the present disclosure, there is provided a saddle-type vehicle which can be driven by a driver sitting on a seat and steering a bar handle.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: March 5, 2019
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Patent number: 10099748
    Abstract: A saddle-type vehicle can be driven by finer control by judging the driver's demand based on operation of the driver relative to the vehicle when the engine is started from the idle-stop state. A saddle-type vehicle can include bar handle mounted on its opposite tip ends a grasping grip grasped by the driver and a throttle grip for an accelerator operation; an engine controller for automatically stopping an engine and making the engine an idle-stop state: and a clutch. The saddle-type vehicle can include a judgment controller for judging a driver's demand based on operation conditions of the driver relative to the vehicle and a clutch controller for selecting a travel state and a stopped state.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: October 16, 2018
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Patent number: 9981661
    Abstract: A saddled vehicle can comprise a handlebar on tip ends of which are provided a grasping grip to be grasped by a driver and a throttle grip for an accelerator operation, a first brake device and a second brake device for performing a braking operations. The vehicle can also include a gradient detector for detecting a road gradient during travel of the vehicle, and a deceleration adjustment device for automatically adjusting the deceleration of the vehicle in accordance with the road gradient detected by the gradient detection device and operation conditions of the first brake device and the second brake device.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: May 29, 2018
    Assignee: KABUSHIKI KAISHA F.C.C.
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Publication number: 20180022206
    Abstract: A power transmission device for a hybrid vehicle with a first clutch (1a) and a second clutch (1b). The first clutch (1a) is capable of transmitting or cutting off driving power of an engine (E) to driving wheels (D). The second clutch (1b) is capable of transmitting or cutting off power of a motor (M) to the driving wheels (D). The power transmission device is capable of appropriately operating the first clutch (1a) and the second clutch (1b) in accordance with driving conditions of the vehicle. When the engine (E) is started by transmitting power from the motor (M) to the engine (E), via the first clutch (1a) and the second clutch (1b), the power transmission device slip-controls the first clutch (1a) and the second clutch (1b).
    Type: Application
    Filed: October 2, 2017
    Publication date: January 25, 2018
    Inventor: Tatsuyuki OHASHI
  • Patent number: 9873484
    Abstract: A saddle-type vehicle can be configured to perform idle-stop during deceleration corresponding to a driver's demand. In some embodiments, the vehicle comprises a bar handle mounted on its opposite tip ends with a grasping grip grasped by the driver and a throttle grip for accelerator operation; two operation controls for performing braking operation, at least one of which being a first brake and a second brake mounted on tip ends of the bar handle; and an engine controller for automatically stopping an engine and making the engine an idle-stop state. In some cases, the saddle-type vehicle further comprises a judgment controller for judging whether a simultaneous operation of the first and second brakes has been achieved; and the engine controller performs the idle-stop during deceleration of the vehicle when the judgment controller judges that the simultaneous operation of the first and second brakes has been performed.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: January 23, 2018
    Assignee: KABUSHIKI KAISHA F.C.C.
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Publication number: 20170274895
    Abstract: A power transmission device for a hybrid vehicle has a first clutch device (1a) disposed in a drivetrain between an engine (E) and a driving wheel (D). A second clutch device (1b) disposed in a drivetrain extends from a motor (M) to the driving wheel (D). The oil pump (P), connected to the motor (M), supplies oil to a predetermined moving component disposed in the vehicle by using driving power of the motor (M). A transmission (A) is disposed in a drivetrain between the engine (E) and the motor (M) and the driving wheel (D). The transmission adjusts rotation speed of the motor (M). The power transmission device supplying oil by causing the motor (M) to rotate the oil pump (P) at an appropriate rotation speed.
    Type: Application
    Filed: June 12, 2017
    Publication date: September 28, 2017
    Inventor: Tatsuyuki OHASHI
  • Publication number: 20170144665
    Abstract: A saddled vehicle driven by a driver can include a detection device and a cruise control device for judging the other vehicles detected by the detection device and traveling in a same traffic lane as the own vehicle's traffic lane as a preceding vehicle and for automatically controlling travel of the vehicle driven by the driver so that the vehicle driven by the driver follows the preceding vehicle and keeps a preset intervehicular distance relative to the preceding vehicle. The cruise control device can obtain a forward intervehicular distance which is a distance from the vehicle driven by the driver to the preceding vehicle in a traveling direction and a side intervehicular distance which is a distance from the vehicle driven by the driver to the preceding vehicle in a vehicle width direction and can perform the automatic travel control of the vehicle driven by the driver in accordance with the forward intervehicular distance and the side intervehicular distance.
    Type: Application
    Filed: February 3, 2017
    Publication date: May 25, 2017
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi
  • Patent number: 9623871
    Abstract: A power transmitting apparatus can be configured to restart an engine when the acceleration pedal is actuated in an assist-start engine speed range and can improve responsiveness of engine restart. Such a power transmitting apparatus of a vehicle can provided with a clutch for selectively transmitting or cutting off a driving power of an engine to wheels. The power transmitting apparatus can comprise an assist-controller configured to increase an engine rotational speed above an self-start rotational speed by actuating the clutch when the vehicle is decelerated and fuel supply to the engine is stopped, in response to operation of an acceleration pedal of the vehicle, when the engine rotational speed is in an assist-start range which is an engine rotational speed range lower than the self-start rotational speed and higher than a starter-start rotational speed in which the engine cannot be started by a starter.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: April 18, 2017
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Jun Ishimura, Atsuho Ota, Kaoru Iida
  • Publication number: 20170080938
    Abstract: A saddled vehicle configured to be driven by a driver sitting on a saddle seat and steering with a handlebar can include a grasping grip to be grasped by a driver and a throttle grip for an accelerator operation respectively, two brakes for braking a front wheel and a rear wheel of the vehicle, each having a different braking operation target, and a cruise control for performing automatic propulsion control of the vehicle wherein the control by the cruise control is performed by changing a control degree in accordance with operation conditions of the first brake and the second brake.
    Type: Application
    Filed: December 2, 2016
    Publication date: March 23, 2017
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi
  • Publication number: 20170057513
    Abstract: A saddled vehicle can comprise a handlebar on tip ends of which are provided a grasping grip to be grasped by a driver and a throttle grip for an accelerator operation, a first brake device and a second brake device for performing a braking operations. The vehicle can also include a gradient detector for detecting a road gradient during travel of the vehicle, and a deceleration adjustment device for automatically adjusting the deceleration of the vehicle in accordance with the road gradient detected by the gradient detection device and operation conditions of the first brake device and the second brake device.
    Type: Application
    Filed: July 22, 2016
    Publication date: March 2, 2017
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Publication number: 20160221641
    Abstract: An object of the present invention is to provide a saddle-type vehicle which can switch between the parking brake state and the neutral state using a clutch actuator configured to operate the clutch and thus lower the manufacturing cost. According to the present disclosure, there is provided a saddle-type vehicle which can be driven by a driver sitting on a seat and steering a bar handle.
    Type: Application
    Filed: April 8, 2016
    Publication date: August 4, 2016
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Publication number: 20160137261
    Abstract: A saddle-type vehicle can be configured to perform idle-stop during deceleration corresponding to a driver's demand. In some embodiments, the vehicle comprises a bar handle mounted on its opposite tip ends with a grasping grip grasped by the driver and a throttle grip for accelerator operation; two operation controls for performing braking operation, at least one of which being a first brake and a second brake mounted on tip ends of the bar handle; and an engine controller for automatically stopping an engine and making the engine an idle-stop state. In some cases, the saddle-type vehicle further comprises a judgment controller for judging whether a simultaneous operation of the first and second brakes has been achieved; and the engine controller performs the idle-stop during deceleration of the vehicle when the judgment controller judges that the simultaneous operation of the first and second brakes has been performed.
    Type: Application
    Filed: January 25, 2016
    Publication date: May 19, 2016
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Publication number: 20160137262
    Abstract: A saddle-type vehicle can be driven by finer control by judging the driver's demand based on operation of the driver relative to the vehicle when the engine is started from the idle-stop state. A saddle-type vehicle can include bar handle mounted on its opposite tip ends a grasping grip grasped by the driver and a throttle grip for an accelerator operation; an engine controller for automatically stopping an engine and making the engine an idle-stop state: and a clutch. The saddle-type vehicle can include a judgment controller for judging a driver's demand based on operation conditions of the driver relative to the vehicle and a clutch controller for selecting a travel state and a stopped state.
    Type: Application
    Filed: January 25, 2016
    Publication date: May 19, 2016
    Inventors: Tatsuyuki Ohashi, Kazuyoshi Miyachi, Shouji Makita, Ryouhei Chiba, Kaoru Iida, Makoto Sato
  • Patent number: 9302576
    Abstract: A power transmitting apparatus for a hybrid vehicle can transmit the driving force of engine E to the motor M or reversely the driving force of motor M to the engine E when the vehicle is stopped while avoiding transmission of the driving force of either of them to the driving wheels D such that the vehicle remains stopped. In some embodiments, a power transmitting apparatus for a hybrid vehicle can comprise a first clutch operatively posited between an engine mounted on a vehicle to driving wheels in a power transmission system and configured to transmit or cutoff driving force of the engine to or from the driving wheels; a second clutch operatively positioned between a motor mounted on a vehicle to the driving wheels in a power transmission system and configured to transmit or cut off driving force of the motor to or from the driving wheels.
    Type: Grant
    Filed: May 10, 2011
    Date of Patent: April 5, 2016
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura, Keiichi Ishikawa
  • Publication number: 20160010735
    Abstract: An object of the present disclosure is to provide a power transmitting apparatus which can sufficiently damp the torque variation and also can further improve the fuel consumption. For achieving the object of the present disclosure above, there is provided a power transmitting apparatus of a vehicle comprising a damper mechanism including dampers having spring properties for damping torque variations of an engine and being able to arbitrarily and selectively transmit or cut off a driving power of an engine to wheels characterized in that the power transmitting apparatus further comprises a spring property switching device for arbitrarily switching spring properties of the damper mechanism; and a spring property controller for actuating the spring property switching device to switch the spring properties according to the running state of the vehicle.
    Type: Application
    Filed: September 18, 2015
    Publication date: January 14, 2016
    Inventors: Tatsuyuki Ohashi, Jun Ishimura, Atsuho Ota, Kaoru Iida
  • Publication number: 20150321674
    Abstract: A power transmitting apparatus can be configured to restart an engine when the acceleration pedal is actuated in an assist-start engine speed range and can improve responsiveness of engine restart. Such a power transmitting apparatus of a vehicle can provided with a clutch for selectively transmitting or cutting off a driving power of an engine to wheels. The power transmitting apparatus can comprise an assist-controller configured to increase an engine rotational speed above an self-start rotational speed by actuating the clutch when the vehicle is decelerated and fuel supply to the engine is stopped, in response to operation of an acceleration pedal of the vehicle, when the engine rotational speed is in an assist-start range which is an engine rotational speed range lower than the self-start rotational speed and higher than a starter-start rotational speed in which the engine cannot be started by a starter.
    Type: Application
    Filed: July 17, 2015
    Publication date: November 12, 2015
    Inventors: Tatsuyuki Ohashi, Jun Ishimura, Atsuho Ota, Kaoru Iida
  • Patent number: 8973454
    Abstract: A power transmitting apparatus with improved power transmitting efficiency and reduced lag time for shifting speeds can comprise a starting clutch mechanism configured to selectively transmit and cut off driving power of engine to wheels of a vehicle, a plurality of gear-stage clutch devices operatively positioned to transmit power between the starting clutch mechanism and the wheels, an input and an output of the plurality of gear-stage clutch devices configured at predetermined gear ratios, and a gear-stage selecting device configured to select any one of the gear-stage clutch devices in accordance with a vehicle operating condition and selectively set a gear ratio for power transmission from the engine to the wheels. The gear-stage clutch devices can comprise alternately arranged driving clutch discs and driven clutch discs, and hydraulic pistons.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: March 10, 2015
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Shouji Asatsuke, Akio Oishi, Tatsuyuki Ohashi, Jun Ishimura, Keiichi Ishikawa