Patents Assigned to Isuzu Motors Limited
  • Patent number: 12037002
    Abstract: Provided are a travel control device, a vehicle, and a travel control method that realize travel at the speed desired by the driver. This travel control device is equipped with: a travel control unit that switches between and executes a constant speed travel control for causing a vehicle 1 to travel at a target speed and a coasting control for causing the vehicle to travel by inertia; and a switching control unit that, in cases in which an operation for switching the target speed has been performed while executing the constant speed travel control or the coasting control, controls the travel control unit to execute the constant speed travel control without executing the coasting control for a prescribed period of time from the point of completion of said operation.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: July 16, 2024
    Assignee: Isuzu Motors Limited
    Inventor: Naoki Takahashi
  • Patent number: 12023999
    Abstract: A wing lock structure includes: a block provided to a side gate, and provided with a plurality of convex portions that are convex in a width direction of a vehicle and concave portions that are concave in the width direction of the vehicle in a longitudinal direction of the vehicle; a wing plate provided at a predetermined portion of a wing side panel facing the block in a closed state and having irregularities corresponding to the concave portions and the convex portions on a surface that comes into contact with the block; and a pressure contact portion that presses the wing plate to bring the wing plate and the block into contact by pressure.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: July 2, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Makoto Hirai, Ryota Yamamoto
  • Patent number: 12025073
    Abstract: An internal combustion engine includes: a cylinder in which a piston reciprocates; a stepped portion that is formed on an upper end portion of an inner peripheral surface of the cylinder; and a ring member having a cylindrical shape provided to the stepped portion. The thickness of the ring member decreases toward the bottom dear center of the piston, and an outer peripheral surface of the ring member is an inclined surface, where a lower end of the outer peripheral surface is positioned closer to the center in the radial direction of the ring member than an upper end of the outer peripheral surface.
    Type: Grant
    Filed: March 7, 2023
    Date of Patent: July 2, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Takumi Komiyama, Kazunari Yamamoto, Misao Goto
  • Patent number: 12017650
    Abstract: The objective of the present invention is to provide a vehicle speed control device which makes it easier to match an actual vehicle speed to a target vehicle speed, thereby providing an improved driving sensation and limiting the use of a main brake on downhill gradients. This vehicle speed control device for controlling the vehicle speed of a vehicle provided with a plurality of auxiliary brakes includes: a computing unit for computing a required deceleration torque on the basis of a running resistance of the vehicle; and a control unit for selecting an auxiliary brake to be operated, from among the plurality of auxiliary brakes, in accordance with the deceleration torque, and causing the selected auxiliary brake to operate.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: June 25, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Yuta Ito
  • Patent number: 12017700
    Abstract: A control device includes a lane departure detection unit that detects lane departure of a vehicle, a rear vehicle determination unit that determines whether a rear vehicle is present on a rear side, a lane change start detection unit that detects start of a lane change, a lane change end detection unit that detects end of the lane change, a steering assistance control unit that applies an assistive steering torque to a steering wheel, and an assistive steering torque cancellation unit that, in a case where the start of the lane change is detected and no rear vehicle is present, cancels application of the assistive steering torque, and in a case where the end of the lane change is detected and a rear vehicle is present, cancel the application of the assistive steering torque.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: June 25, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Tatsuo Takahashi
  • Publication number: 20240204224
    Abstract: A fuel cell vehicle is equipped with a tank that stores fuel, a fuel cell system that generates electric power using the fuel, and a motor that is driven using the electric power generated by the fuel cell system, the fuel cell vehicle being configured to travel by driving of the motor, the fuel cell vehicle including: a guide member configured to guide an airflow such that the airflow passes through a component at high risk of leakage of the fuel, the airflow flowing through a vehicle body of the fuel cell vehicle.
    Type: Application
    Filed: December 14, 2023
    Publication date: June 20, 2024
    Applicant: Isuzu Motors Limited
    Inventors: Kouhei NAGAI, Ryou ISHIDA
  • Publication number: 20240198820
    Abstract: A fuel cell vehicle includes: a cab floor formed higher at a rear portion than at a front portion by a step portion obliquely inclined upward and rearward in a vehicle length direction; and a fuel cell system disposed below the cab floor, the fuel cell vehicle being configured to travel using electric power generated by the fuel cell system, in which the rear portion of the cab floor has a shape for accumulating fuel leaking and ascending from the fuel cell system.
    Type: Application
    Filed: December 14, 2023
    Publication date: June 20, 2024
    Applicant: Isuzu Motors Limited
    Inventors: Ryou ISHIDA, Kouhei NAGAI
  • Publication number: 20240199140
    Abstract: An automobile includes a space for accommodating a person or an object, and a maintenance target installed outside a constituent portion of the space, the automobile including: an opening portion in the constituent portion of the space, the opening portion being formed at a position corresponding to an installation position of the maintenance target; and a door portion allowing the opening portion to be opened and closed.
    Type: Application
    Filed: December 14, 2023
    Publication date: June 20, 2024
    Applicant: Isuzu Motors Limited
    Inventor: Kouhei NAGAI
  • Patent number: 12007022
    Abstract: An electric parking brake device 10 includes an actuator 16 capable of operating and releasing the center brake 6, a power transmission cable 17 connected to the actuator 16, and a manual operation portion 21. The actuator 16 includes an electric motor, and the center brake 6 of the vehicle 1 can be operated or released by a driving force of the electric motor. The manual operation portion 21 is an operation portion for manually operating the actuator 16 without using the driving force of the electric motor in an emergency or the like when the electric motor stops working. An arrangement position of the manual operation portion 21 is a position that is exposed to the wheel house, and is covered from an outer side in a vehicle width direction by the front wheel 11 in a state where the front wheel is oriented in a straight direction.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: June 11, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Yuho Kimura
  • Patent number: 12000354
    Abstract: An internal combustion engine includes: a cylinder in which a piston reciprocates; a cylinder head positioned above the cylinder; a gasket disposed between the cylinder and the cylinder head; a stepped portion that is formed at an upper end portion of an inner peripheral surface of the cylinder and positioned below the gasket; a ring member having a cylindrical shape provided to the stepped portion; and a protrusion portion that is formed in a manner to protrude from the ring member and bites into a lower surface of the gasket.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: June 4, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Kazunari Yamamoto, Misao Goto, Takumi Komiyama
  • Patent number: 12000327
    Abstract: This grille shutter control device controls opening and closing of a grille shutter, taking into account not only the cooling performance of a vehicle, but also other performance aspects. The grille shutter control device is a grille shutter control device for controlling opening and closing of a grille shutter in a vehicle equipped with an internal combustion engine, wherein a control device includes: a logic selecting unit for selecting one logic from among a plurality of opening degree determining logics for determining an opening degree of a grille shutter, on the basis of an atmospheric temperature inside an exhaust pipe (K1) of an engine; and a logic executing unit for controlling opening and closing of the grille shutter by executing the one logic selected by the logic selecting unit.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: June 4, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Kazuhiro Suzuki
  • Publication number: 20240177230
    Abstract: A period setting system of the present disclosure is capable of setting an appropriate lease period for an electric vehicle according to the user's operation plan. The period setting system is for setting a lease period of an electric vehicle and includes the following: an acquisition section that acquires user information including a user's operation plan for the electric vehicle; a storage section that stores deterioration information indicating the relationship between the user information and a deterioration degree of a battery that is used for a travel of the electric vehicle and installed in the electric vehicle; a calculation section that calculates a specific period specified for setting a lease period based on the user information and the deterioration information; and an output section that outputs the specific period.
    Type: Application
    Filed: November 28, 2023
    Publication date: May 30, 2024
    Applicant: Isuzu Motors Limited
    Inventors: Shinya OZAKI, Keisuke KIMURA
  • Publication number: 20240169738
    Abstract: A load factor estimation device with which it is possible to improve the accuracy of estimating a load factor. The load factor estimation device comprises: a recognition unit for acquiring a first image in which the inside of a loading platform is photographed and/or a second image in which a range within a prescribed distance from the entrance of the loading platform is photographed, recognizing and tracking an object other than a person and freight in the acquired image, thereby guessing whether or not an object other than the person and the freight exists in the loading platform; and an estimation unit for estimating the load factor of a vehicle provided with the loading platform when an object other than the person and the freight does exist in the loading platform.
    Type: Application
    Filed: March 14, 2022
    Publication date: May 23, 2024
    Applicant: Isuzu Motors Limited
    Inventors: Maya MATSUSHITA, Tomoaki SHIMOZAWA, Yuka MIZUSHI
  • Publication number: 20240166175
    Abstract: Provided is a driver error response system with which it is possible to further increase safety during a driver error. This driver error response system has a switch operated during an error of the driver, an electronically controlled braking system that can execute automatic braking, a vehicle-external output unit that informs the outside of the vehicle that the driver error response system is operating, and a control unit that turns on the electronically controlled braking system and the vehicle-external output unit when at least the switch is operated, the control unit continuing the ON operation of the electronically controlled braking system when a part related to the driver error response system fails during the operation of the driver error response system.
    Type: Application
    Filed: March 18, 2022
    Publication date: May 23, 2024
    Applicant: Isuzu Motors Limited
    Inventors: Wasantha OSHITA, Yasuyuki MAEKAWA
  • Patent number: 11988164
    Abstract: A start control apparatus of an internal combustion engine includes: a gas sensor configured to detect a gas concentration of the liquefied gas fuel in a gasified state at a position near a combustion chamber; a scavenging pump configured to perform scavenging from a position upstream of the combustion chamber to a position downstream of the combustion chamber; and a control unit configured to prohibit a start of the internal combustion engine and operate the scavenging pump when the gas concentration detected by the gas sensor before the start of the internal combustion engine is equal to or greater than a predetermined threshold value.
    Type: Grant
    Filed: September 25, 2023
    Date of Patent: May 21, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Takeshi Tokumaru
  • Patent number: 11987289
    Abstract: A suspension structure for a power unit is configured to suspend a power unit including a motor, a transaxle, and a power control unit. In the suspension structure for a power unit, the transaxle is arranged in a substantially center portion in a vehicle width direction, the motor is arranged at a position on an upper side with respect to the transaxle, and on one side in the vehicle width direction, and the power control unit is arranged at a position on the upper side with respect to the transaxle, and on an opposite side of the motor. In the suspension structure for a power unit, the motor and the power control unit are suspended on a principal axis of inertia substantially parallel with an axis in the vehicle width direction.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: May 21, 2024
    Assignees: SUBARU CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, HINO MOTORS, LTD., MAZDA MOTOR CORPORATION, ISUZU MOTORS LIMITED, YAMAHA HATSUDOKI KABUSHIKI KAISHA
    Inventors: Kan Saito, Toshiyuki Tsuchiya, Takashi Umezu, Masao Tajima, Hiroyuki Shiraishi, Toshimichi Nishikawa
  • Publication number: 20240161509
    Abstract: The present invention provides a sensing device and a loading rate estimation system that has a high durability, enables stable sensing of the opening angle of a load compartment door, and makes it possible to minimize a decrease in the freedom of design around the load compartment door. In the present invention, a sensing device has: a recognition unit for acquiring an image obtained by imaging a part of the load compartment door in an open state, and recognising a door-corresponding portion, which is a portion corresponding to the load compartment door in the image; and a calculation unit for calculating, as the opening angle of the load compartment door, the angle between the door-corresponding portion and a reference portion.
    Type: Application
    Filed: March 15, 2022
    Publication date: May 16, 2024
    Applicant: Isuzu Motors Limited
    Inventors: Maya MATSUSHITA, Tomoaki SHIMOZAWA, Yuka MIZUSHI
  • Patent number: 11981314
    Abstract: A vehicle control device 1 has a prediction unit 122 that predicts a stopping position of a vehicle T, a gradient identification unit 123 that identifies the amount of gradient in the road surface at the stopping position predicted by the prediction unit 122, a weight identification unit 124 that identifies the weight of the vehicle T, and a braking control unit 125 that brakes the vehicle T by changing the pressure of the brakes of the vehicle T at a changing velocity determined on the basis of the amount of gradient identified by the gradient identification unit 123 and the weight of the vehicle T.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: May 14, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Shinichiro Fukazawa
  • Patent number: 11975652
    Abstract: A notification device is provided which decreases notifications that passengers find annoying. This notification device is provided with: a notification unit which detects an object that is approaching the vehicle and notifies a passenger of the approach of said object; a water detection unit which detects water present around the vehicle; and a notification control unit which controls the notification unit such that in the case that water has been detected by the water detection unit, the frequency of notifications is suppressed more than in the case that water is not detected.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: May 7, 2024
    Assignee: Isuzu Motors Limited
    Inventors: Tomokazu Tojo, Hiroshi Yano, Masahiro Seki
  • Patent number: 11976717
    Abstract: A transmission gear train includes at least a pair of gears, to which power is transmitted from drive force sources; gear cases in which lubricating oil is sealed and which accommodate the transmission gear train; and a plurality of drain holes provided in the gear cases and configured to discharge the lubricating oil from insides of the gear cases.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: May 7, 2024
    Assignee: ISUZU MOTORS LIMITED
    Inventor: Masaki Asano