Patents by Inventor Naoya NIHEI

Naoya NIHEI 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: 11965495
    Abstract: A working vehicle includes: a vehicle body provided with a traveling device; a hydraulic pump including a swashplate configured to change an output of the hydraulic pump according to a swashplate angle; a traveling motor including an output shaft having a rotation speed variable according to the output of the hydraulic pump and capable of transmitting power of the output shaft to the traveling device; an angle detector configured to detect the swashplate angle that is an angle of the swashplate; and a swashplate control unit configured to control the swashplate angle on the basis of control information relating to control of the swashplate angle and an actual swashplate angle that is the swashplate angle detected by the angle detector.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: April 23, 2024
    Assignee: KUBOTA CORPORATION
    Inventors: Tsuyoshi Gono, Naoya Nihei, Yuji Hirase, Susumu Takeoka, Keiji Takahashi
  • Patent number: 11951827
    Abstract: The work vehicle includes a vehicle body provided with a travel device; a prime mover provided in the vehicle body; a transmission device capable of speed-changing a driving force from the prime mover and transmitting the driving force to the travel device; a transmission case housing the transmission device and being filled with lubricating oil; and a controller capable of switching between a warm-up operation mode in which a gear of the transmission device is rotated in a state in which transmission of power from the transmission device to the travel device is blocked and a travel operation mode in which the gear is rotated in a state in which the power is transmitted from the transmission device to the travel device.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: April 9, 2024
    Assignee: KUBOTA CORPORATION
    Inventors: Tsuyoshi Gono, Naoya Nihei, Keiji Takahashi, Susumu Takeoka, Shusaku Yamaguchi, Yoichi Sugihara
  • Publication number: 20220281315
    Abstract: The work vehicle includes a vehicle body provided with a travel device; a prime mover provided in the vehicle body; a transmission device capable of speed-changing a driving force from the prime mover and transmitting the driving force to the travel device; a transmission case housing the transmission device and being filled with lubricating oil; and a controller capable of switching between a warm-up operation mode in which a gear of the transmission device is rotated in a state in which transmission of power from the transmission device to the travel device is blocked and a travel operation mode in which the gear is rotated in a state in which the power is transmitted from the transmission device to the travel device.
    Type: Application
    Filed: May 27, 2022
    Publication date: September 8, 2022
    Applicant: KUBOTA CORPORATION
    Inventors: Tsuyoshi GONO, Naoya NIHEI, Keiji TAKAHASHI, Susumu TAKEOKA, Shusaku YAMAGUCHI, Yoichi SUGIHARA
  • Publication number: 20220196147
    Abstract: A working vehicle includes: a vehicle body provided with a traveling device; a hydraulic pump including a swashplate configured to change an output of the hydraulic pump according to a swashplate angle; a traveling motor including an output shaft having a rotation speed variable according to the output of the hydraulic pump and capable of transmitting power of the output shaft to the traveling device; an angle detector configured to detect the swashplate angle that is an angle of the swashplate; and a swashplate control unit configured to control the swashplate angle on the basis of control information relating to control of the swashplate angle and an actual swashplate angle that is the swashplate angle detected by the angle detector.
    Type: Application
    Filed: March 15, 2022
    Publication date: June 23, 2022
    Applicant: KUBOTA CORPORATION
    Inventors: Tsuyoshi GONO, Naoya NIHEI, Yuji HIRASE, Susumu TAKEOKA, Keiji TAKAHASHI