Patents Examined by John D Bailey
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Patent number: 12703424Abstract: A microprocessor system for a vehicle steer-by-wire steering apparatus, comprising: a hand wheel actuator controller, comprising first and second microprocessors, and arranged to provide control signals for a hand wheel actuator of the steering apparatus; a front axle actuator controller, comprising first and second microprocessors, and arranged to provide control signals for a front axle actuator of the steering apparatus; first and second private buses connecting the first microprocessor of the hand wheel actuator controller to the first microprocessor of the front axle actuator controller. The first private bus has a physical layer over which data can be transmitted with a first data link format and a second data link format different to the first data link layer format. The second private bus connects the second microprocessor of the hand wheel actuator controller to the second microprocessor of the front axle actuator controller.Type: GrantFiled: March 21, 2024Date of Patent: August 11, 2026Assignee: ZF Automotive UK LimitedInventors: Mansoor Shah, Jon Chalmers
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Patent number: 12697950Abstract: According to an embodiment, it is a method comprising receiving a slip information, wherein the slip information describes a longitudinal slip of the respective wheel of a vehicle, comparing the slip information of each wheel to a predefined wheel slip threshold; and triggering a reduction of a deceleration level of a deceleration request when the slip information of at least one wheel exceeds the predefined wheel slip threshold; and wherein the method is operable for controlling the deceleration request in a one-pedal-driving mode of the vehicle, and wherein the deceleration request relates to the deceleration level being a function of a position of a drive pedal.Type: GrantFiled: January 18, 2024Date of Patent: August 4, 2026Assignee: Volvo Car CorporationInventors: Raid Mounzer, Mikael Riikonen, Mattias Kroon, Hans Englander
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Patent number: 12691931Abstract: A control device includes a model following controller in which a transfer function of a control target is restricted to a transfer function of a nominal model in a frequency band in which a complementary sensitivity gain, which is a gain in a gain characteristic of a complementary sensitivity function with respect to a modeling error between the control target and the nominal model, is approximately one. A steady gain of the complementary sensitivity function is about 0.1 or more. A lower limit value of a frequency band in which the complementary sensitivity gain is about one is higher than a first resonance frequency that is a resonance frequency of a yaw rate of a vehicle. A second resonance frequency is higher than the first resonance frequency and lower than a lower limit value of a frequency band in which the complementary sensitivity gain is about one.Type: GrantFiled: June 26, 2024Date of Patent: July 28, 2026Assignee: NIDEC CORPORATIONInventors: Shuji Endo, Sohei Miyake, Daisuke Notsu
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Patent number: 12679316Abstract: An electro-mechanical brake including: a wheel disc; a brake pad configured to press the wheel disc; a piston configured to press the brake pad; a motor configured to move the piston forward or backward when a current is applied; and a control unit configured to apply a current to the motor, detect a contact point on the basis of a position of the piston when forward movement of the piston due to the current ends, and estimate braking force corresponding to the position of the piston on the basis of the position of the piston, wherein the contact point is a position of the piston when the piston starts to move forward due to the motor and the piston and the brake pad start to come into contact with each other.Type: GrantFiled: April 5, 2024Date of Patent: July 14, 2026Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Dong Hwan Lim
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Patent number: 12680524Abstract: A fuel injector sleeve for use in a remanufactured engine includes an elongate sleeve body including a clamping shoulder facing an axial direction and forming an undercut, and a sealing ridge transitioning between the undercut and an outer sleeve surface. The sealing ridge defines a sealing line radially outward of the undercut and extending circumferentially and uniformly around the longitudinal axis. The sealing line provides line contact between the sleeve and a clamping surface of a cylinder head to form a seal outboard of erosion upon the clamping surface from prior service. Related apparatus and remanufacturing methodology is also disclosed.Type: GrantFiled: May 14, 2024Date of Patent: July 14, 2026Assignee: Caterpillar Inc.Inventors: Nicholas J. Randklev, Curtis John Graham, Jonathan Richard Chittenden
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Patent number: 12668299Abstract: A steering device for a motor vehicle, in particular a “steer-by-wire” steering device, comprises a steering wheel, which is able to act on a steering sensor for measuring the rotation angle position of the steering wheel, an electromechanical actuator, which is able to act on a rack for steering wheels, and an electronic controller, which is adapted to detect the steering wheel angle position and to control the electromechanical actuator, wherein the steering device further comprises a feedback actuator acting on the steering wheel, wherein the controller is adapted to measure natural oscillations of the motor vehicle and to apply them with a corresponding amplitude to the feedback actuator.Type: GrantFiled: August 9, 2024Date of Patent: June 30, 2026Assignees: thyssenkrupp Presta AG, thyssenkrupp AGInventors: Marco Marten, Kristof Polmans, Imre Szepessy, Manuel Rohrmoser
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Patent number: 12655852Abstract: A ceiling fan or similar air-moving device can include a motor for rotating one or more blades to drive a volume of air about a space. A connector can be used to connect the blade to a blade iron to mount the blade to the motor. The connector can include a set of receptacles configured to insert into openings on the blade, with the set of receptacles connected by a set of arms. A set of mount posts on the blade iron can seat within the receptacles to mount the blade to the blade iron.Type: GrantFiled: October 9, 2024Date of Patent: June 16, 2026Assignee: Hunter Fan CompanyInventors: Charles William Botkin, Douglas Troy Mason, Bobby Neal Norwood, Matthew McPherson
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Patent number: 12649483Abstract: A system for setting a limit that effects an actuator of a vehicle can include a processor and a memory. The memory can store a communications module, a scenario identification module, a limits catalog retrieval module, and a limits setting module. The communications module can receive, from an external source and before starting a trajectory of the vehicle, a first limits catalog, that effects the actuator, cross-indexed by scenarios likely along the trajectory and risks associated with the scenarios. The first limits catalog can be produced from information from a plurality of vehicles. The scenario identification module can identify a current scenario. The limits catalog retrieval module can retrieve, based on the current scenario, a second limits catalog that effects the actuator. The limits setting module can set, based on the current scenario, the first limits catalog, and the second limits catalog, the limit.Type: GrantFiled: January 25, 2024Date of Patent: June 9, 2026Assignee: Toyota Jidosha Kabushiki KaishaInventors: Divya Garikapati, Yiting Liu, Zhaoyuan Huo
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Patent number: 12649344Abstract: A control system (300) for controlling an actuator arrangement (104) of a vehicle (100), the actuator arrangement being capable of modifying a camber angle of at least one wheel of the vehicle, the control system comprising one or more controller (301), wherein the control system is configured to: receive (1004) surface information indicative of a low-traction surface over which the vehicle is travelling; and independence on receiving the surface information, control (1012) the actuator arrangement of the vehicle such that a wheel-to-surface contact patch of the at least one wheel is laterally moved relative to the vehicle as a result of camber modification.Type: GrantFiled: November 26, 2021Date of Patent: June 9, 2026Assignee: JAGUAR LAND ROVER LIMITEDInventors: Syed Asad Ali, Luke Birch, Dennis Lausecker, Sam Brown, Anesh Mistry, William Burdock, James Kelly
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Patent number: 12642156Abstract: Embodiments herein disclose methods and systems for optimizing the productivity and improving the stability of electric vehicles by sensing field size and soil condition and automatically assisting the vehicle to turn by rotating inner wheels faster as compared to outer wheels of the vehicle and rotating front wheels of the vehicle faster as compared to rear wheels of the vehicle, and selectively braking respective wheel during headland operations. Embodiments herein enable operators to attain tight headland turns with lower head land space. Embodiments herein can detect a plurality of parameters such as, field conditions, soil condition, implements(s) connected to the vehicle, and so on, and control the turning radius of the vehicle as per requirement in at least one mode.Type: GrantFiled: March 21, 2024Date of Patent: June 2, 2026Assignee: Mahindra & Mahindra LimitedInventors: Natarajan Saravanan, Arumugham Sivakumar, Ayyasamy Gokila, Singh Pramod, Abbaas Mohd Ali, Sundaram Pavithra
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Patent number: 12636926Abstract: A control device includes: an external environment recognition unit configured to acquire recognition data of an external environment of a moving body; a reception unit configured to receive selection of a target position from a user of the moving body; a movement control unit configured to execute movement control for moving the moving body to the target position based on the recognition data; and a height control unit configured to execute height control of the moving body in accordance with progress of the movement control.Type: GrantFiled: October 30, 2023Date of Patent: May 26, 2026Assignee: HONDA MOTOR CO., LTD.Inventors: Masafumi Sagara, Yuki Hara
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Patent number: 12583432Abstract: A vehicle includes a vehicle platform configured to receive an instruction from an autonomous driving kit. The vehicle platform includes a steering wheel to be operated by a driver of the vehicle, a steering motor configured to generate torque for varying an angle of a front wheel of the vehicle, and a first control device configured to control the steering motor. The vehicle platform is configured to receive a front wheel steering angle instruction value requested by the autonomous driving kit during autonomous driving of the vehicle. The first control device is configured to classify driver intervention to the steering wheel into one of a plurality of categories, and control torque of the steering motor in consideration of the steering intention of the driver when a driver operation on the steering wheel is caused, during autonomous driving of the vehicle.Type: GrantFiled: March 6, 2024Date of Patent: March 24, 2026Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma Suzuki, Haruki Oguri
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Patent number: 12559085Abstract: According to the present disclosure, there is an effect in that a braking control unit controls a braking actuator of a vehicle and biased-brakes the vehicle in order to satisfy a target biased braking torque by receiving a target biased braking torque value calculated by an integrated control unit, and when biased braking power is generated in a vehicle by the braking control unit, a suspension control unit receives a signal from the integrated control unit to control a height of a suspension to be increased in order to reduce a yaw motion of the vehicle.Type: GrantFiled: June 24, 2023Date of Patent: February 24, 2026Assignee: HL MANDO CORPORATIONInventor: Youngeun Cho
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Patent number: 12552213Abstract: A system for vehicle load management including a processor and a memory in communication with the processor and including instructions that, when executed by the processor, cause the processor to receive a first indicator signal from a first sensor. The instructions further cause the processor to, based at least in part to the first indicator signal, determine a vehicle load intervention. The instructions further cause the processor to, based, on the vehicle load intervention, transmit one or more adjustment signals to cause one or more vehicle load adjustments to occur, the one or more vehicle load adjustments including at least one of at least one lire being inflated, the at least one tire being deflated, a liftable axle being raised, and the liftable axle being lowered.Type: GrantFiled: November 24, 2021Date of Patent: February 17, 2026Assignee: AKTV 8 LLCInventors: Joshua Coombs, Jake Dunda, Bradley J. Kubiak
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Patent number: 12545303Abstract: A method for controlling vehicle parking, includes: obtaining, by a processor, a current vehicle speed and a current vehicle control level of a vehicle; obtaining, by the processor, a target vehicle speed of the vehicle, and obtaining a target vehicle control level of the vehicle according to the current vehicle control level; obtaining, by the processor, a first vehicle control level according to the current vehicle speed, the target vehicle speed, the current vehicle control level, and the target vehicle control level; and controlling, by the processor, the vehicle to run according to the first vehicle control level.Type: GrantFiled: September 25, 2023Date of Patent: February 10, 2026Assignee: BYD Company LimitedInventors: Qiang Wan, Lu Wang, Zhicheng Tan
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Patent number: 12545070Abstract: A suspension system includes: a variable damper configured to use a damping force variable actuator to adjust communication of working fluid generated in a passage by a relative movement between a vehicle body and a wheel, to thereby adjust a damping force over a range of a soft characteristic to a hard characteristic; and a controller configured to control the damping force variable actuator. The variable damper further includes a frequency response unit configured to reduce the damping force for vibration at a specific frequency. The controller is configured to increase a change rate from a soft side to a hard side at a time of controlling the damping force to reach a target damping force when a frequency of the relative movement between the vehicle body and the wheel is lower than a first frequency set to the frequency response unit.Type: GrantFiled: September 20, 2022Date of Patent: February 10, 2026Assignee: HITACHI ASTEMO, LTD.Inventor: Mikio Yamashita
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Patent number: 12539834Abstract: Provided is an anti-lock braking system for a vehicle. The anti-lock braking system includes a hub having a hollow cavity which is configured to accommodate an axle, a device having a first part which is substantially static relative to the hub and a second part which may rotate relative to the hub when the first part and the second part are disengaged, and an actuator which is configured to control a transmission of a braking force from a frame of the vehicle to the hub by actuating the device, wherein one of the first part and the second part is configured to extend helically around the axle.Type: GrantFiled: October 16, 2023Date of Patent: February 3, 2026Assignee: Hochschule Fur Angewandte Wissenschaften MunchenInventor: Peter Wolfsteiner
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Patent number: 12523182Abstract: A dual fuel system includes a fuel injector having a fuel pressurization plunger, and a fueling control unit structured to determine a fuel bulk modulus term based upon a volume change value (dV) and a pressure change value (dP) for a fuel pressurized in the fuel injector. The fueling control unit is further structured to determine fuel injector control commands by way of map lookups on fueling maps selected on the basis of the fuel bulk modulus term. Related apparatus and methodology are also disclosed.Type: GrantFiled: July 8, 2024Date of Patent: January 13, 2026Assignee: Caterpillar Inc.Inventors: Mitchell B. Juchems, Andrew O. Marrack
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Patent number: 12523170Abstract: A misfire detecting device for an internal combustion engine, having a plurality of cylinders is provided with: a pulsation component acquiring unit for performing a frequency analysis of operating parameter data indicating a change over time in an operating parameter correlated with an overall operating state of the plurality of cylinders, and for acquiring a pulsation component spectrum, which is a frequency spectrum of pulsations of the internal combustion engine; a difference parameter acquiring unit for acquiring a difference parameter correlated with a degree of difference between the operations of each of the plurality of cylinders; and all-cylinder misfire determining unit for determining that an all-cylinder misfire has occurred in the internal combustion engine if the pulsation component spectrum acquired by the pulsation component acquiring unit falls below a first threshold and the difference parameter acquired by the difference parameter acquiring unit 12 falls below a second threshold.Type: GrantFiled: June 2, 2022Date of Patent: January 13, 2026Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER. LTD.Inventors: Ryo Sase, Ko Takayanagi
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Patent number: 12491858Abstract: A vehicle includes a vehicle platform configured to receive an instruction from an autonomous driving kit. The vehicle platform includes a steering wheel to be operated by a driver of the vehicle, a steering motor configured to generate torque for varying an angle of a front wheel of the vehicle, and a first control device configured to control the steering motor. The vehicle platform is configured to receive a front wheel steering angle instruction value requested by the autonomous driving kit during autonomous driving of the vehicle. The first control device is configured to classify driver intervention to the steering wheel into one of a plurality of categories, and control torque of the steering motor in consideration of the steering intention of the driver when a driver operation on the steering wheel is caused, during autonomous driving of the vehicle.Type: GrantFiled: March 6, 2024Date of Patent: December 9, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma Suzuki, Haruki Oguri