244results about "Off-road vehicles" patented technology

An off-road vehicle includes a powertrain assembly having an engine and a steel belt continuously variable transmission. Portions of the powertrain assembly are supported at a rear portion of the vehicle and are positioned relative to other components of the vehicle also supported at the rear portion of the vehicle. The vehicle also is configured for various operating modes.

In some examples, a vehicle is provided. The vehicle includes a frame, one or more seats enclosed by the frame, a plurality of wheels operably coupled to the frame, and a controller. The controller includes a processor and memory storing instructions that, when executed by the processor, cause the controller to perform a set of operations. The set of operations includes: receiving an indication of a location of the vehicle, determining that the location of the vehicle corresponds to being within a geofence, and in response to the determination, enabling at least one of a low-speed vehicle (LSV) mode or a low sound pressure level (SPL) mode to restrict operation of the vehicle accordingly.

An off-highway recreational includes a frame, a prime mover, a transmission, an intermediate shaft and a main shaft. The transmission is mechanically coupled to receive power from the prime mover and to provide mechanical power at a transaxle output shaft. The intermediate drive shaft is mechanically coupled to the transaxle output shaft, wherein the intermediate drive shaft has a first diameter. The main drive shaft is mechanically coupled to the intermediate drive shaft, wherein the main drive shaft has a second diameter that is greater than the first diameter.

All-terrain vehicle systems and methods configured for attachable tools and implements are disclosed. An example embodiment includes: an All-Terrain Vehicle (ATV) frame configured with a void; a modular Power Take-Off (PTO) system removably installable in the ATV frame in the void; and a cargo bed removably installable at a rear portion of the ATV frame.

The disclosure relates to an autonomously driving vehicle for traveling on an unpaved terrain section, comprising an assessment device and a control device, wherein the assessment device has a soil condition determination device for determining a condition parameter which is representative of the current soil condition of the terrain section, a storage device for storing a drivability dependence of acquired historic slipping data of the vehicle on the condition parameter, and an evaluation device, which determines a discrete drivability prediction of the terrain section by the vehicle based on the drivability dependence and the determined condition parameter. The control device is designed to control the vehicle based on the drivability prediction to drive on the terrain section. Furthermore, the disclosure relates to a computer-implemented control method for controlling the autonomously driving vehicle and a computer program product.

A vehicle control system may include a mode selector for enabling selection of an operating mode of the vehicle among a plurality of selectable operating modes, where at least one of the selectable operating modes includes an off-road driving assistance mode that controls propulsive torque and braking torque application when the off-road driving assistance mode is active. The system may further include a torque control module to generate both a propulsive torque request and a braking torque request based on a target speed set in association with the off-road driving assistance mode, a sensor network operably coupled to components of the vehicle to obtain tractive information associated with an operating context of the vehicle, and a controller operably coupled to the sensor network to receive the tractive information and modify operation of the torque control module responsive to the tractive information indicating a trigger event.

An off-road driving assistance device may include: a receiver configured to receive driving information of a vehicle; a first controller configured to determine a stuck state probability score based on the driving information; and a second controller configured to control a magnitude of a driving torque or a braking torque based on the driving information and the stuck state probability score. The second controller may be configured to adjust a change in slope of the driving torque or the braking torque based on the stuck state probability score and control the magnitude of the driving torque or the braking torque.

A hydraulic braking arrangement for controlling front brakes and rear brakes of an off-road vehicle includes a hydro-mechanical service brake system fluidly connecting front and rear brakes to a first source of fluid in pressure by means of a mechanical input which may be imparted by a driver of said off-road vehicle. The hydraulic braking arrangement also includes an additional service brake system fluidly connecting front and rear brakes to a second source of fluid in pressure by means of an electro-hydraulic proportional valve and a remote input.

The present invention relates to all terrain vehicles having at least a pair of laterally spaced apart seating surfaces.

A dual-motor transmission therefor, comprising a first and a second electric traction motor, a first gear arrangement, a second gear arrangement, and a summation box. The first gear arrangement includes a shaft and at least a first gear and a second gear, wherein each of the first and the second gears can be selectively engaged and disengaged with the shaft via a clutch, and the first gear arrangement supplies a first torque from the first motor to the summation box. The second gear arrangement includes a shaft and at least a first gear, wherein the first gear can be engaged and disengaged with the shaft via a clutch, and the second gear arrangement supplies a second torque from the second motor to the summation box, and the summation box is configured to combine the first and second torques and to output a combined output torque.

A utility vehicle including a plurality of ground-engaging members, a frame supported by the ground-engaging members, and a powertrain assembly supported by the frame and including an engine supported by the frame, the engine including an exhaust side and a turbocharger operably coupled to the engine, the turbocharger having a turbine housing supporting a turbine and a compressor housing supporting a compressor, the turbocharger being positioned on the exhaust side of the engine and rearward of the engine, a space between the turbocharger and the engine being less than 9 inches.

Provided herein is an apparatus, system, and method for reducing a power drawn by a winch as it pulls a vehicle. Methods can include: receiving an indication to operate a vehicle in a winch mode; detecting movement of the vehicle caused by a force from a winch of the vehicle; determining of a speed of movement of the vehicle caused by the force from the winch pulling the vehicle; and providing for control of at least one driven wheel of the vehicle to rotate at a speed corresponding to the speed of movement of the vehicle within a predefined degree of similarity. According to some embodiments the speed of movement of the vehicle is determined based at least in part on a speed of rotation of at least one wheel not being driven by the powertrain of the vehicle.

The weigh of a vehicle body may be shifted onto selected wheels using the adjustable suspension systems of the vehicle to induce an undulating motion sequence of the vehicle. This may aid the vehicle to regain traction when a wheel is stuck. A first wheel may be turned in a first direction and more of the vehicle weight may be shifted onto the first wheel, while spinning one or more wheels, then this may be repeated for each wheel of the vehicle sequentially. More or less torque may be applied to the wheel onto which more of the vehicle's weight is shifted. The four-wheel sequence may be done at a predefined cadence and repeated as necessary. Also, based on terrain depth sensor signaling, an optimal weight distribution of the vehicle may be determined to aid vehicle movement on a hilly or off-road terrain.

An off-road vehicle includes a vehicle body frame, a cargo bed, an internal combustion engine, and an exhaust system. The cargo bed is supported by the vehicle body frame. The internal combustion engine is supported by the vehicle body frame and provided in a space under the cargo bed. The exhaust system is connected to an exhaust port of the internal combustion engine. The exhaust system includes a first exhaust pipe, a first muffler, a second exhaust pipe, and a second muffler. The first exhaust pipe is connected to the exhaust port. The first muffler is connected to the first exhaust pipe and provided in the space under the cargo bed. The second exhaust pipe is connected to the first muffler. The second muffler is connected to the second exhaust pipe and provided in the space under the cargo bed.

The disclosures herein generally relate to a vehicle and more particularly, to an all-terrain utility vehicle which can perform multiple operations, in varied terrain and soil conditions, with precision and guidance. An all-terrain utility vehicle mainly includes wheel track and wheel base adjusting system, a height adjusting system, a plurality of vertical axle assemblies, a steering system, an implement position adjusting system, a master controller unit and a plurality of wheel drive motors. All the vehicle functions being controlled and guided with the help of an electronic master control module which enables optional manual, remote and autonomous operations. The electronic master control module utilizes externally acquired location data and digital maps with soil and plant information for enabling precision field operations.

A latch mechanism for a vehicle bed, such as a dump bed on an off-road utility vehicle. The latch mechanism includes a latch bar having at least one latch for latching the bed to a vehicle frame member. A latch handle is attached to the latch bar so as to rotate to move the latch bar from a latched position to an unlatched position. The latch bar may be attached to the bed to extend along the width of the bed. The latch handle may be rotated in a rotational path in a plane that is substantially parallel to the width of the bed to cause the latch bar to move in the lateral direction of the vehicle. The latch handle may also include a grip arranged so that the latch handle may be used to unlatch the bed and to move the bed with an efficient motion.

The invention discloses a robust control method for the stability of a special vehicle on a soft and rugged road surface, and relates to the technical field of vehicle control. Comprising the steps that driver input is acquired, and reference input of a controller is generated based on a reference generation model in combination with vehicle kinematics and dynamics principles; a linear form model is constructed as a control-oriented basic model, model error estimation is performed by using real-time online data generated by operation of a real vehicle system, a model based on interference estimation is constructed, and real-time correction and compensation of a vehicle dynamics model are realized; and on the basis of the corrected and compensated off-road vehicle dynamics model, control quantities are generated and sent to the vehicle through yaw stability control based on MPC and torque distribution based on optimization, and stability control over the vehicle is achieved. The method can dynamically adapt to complex working conditions of soft and rugged road surfaces, so that a vehicle dynamics model is more accurate, and a reliable foundation is laid for subsequent control.

The present invention relates to all terrain vehicles having at least a pair of laterally spaced apart seating surfaces.

Chassis, especially for heavy offroad truck, is fitted with drivetrain, wherein the chassis contains central load carrying tube (207) with at least two axles (6-9) with swinging half-axles, where the chassis has at least one drive unit assigned as part of the drivetrain. The drive unit consists of electric motor (201), with assigned auxiliary gearbox (202), connecting load carrying tube (203) and axis differential (18-21), wherein the drive unit is always assigned to only one axle (6-9).

The invention provides a vehicle control method and system, a readable storage medium and computer equipment. The method comprises the steps that an all-terrain mode request signal and a driving mode request signal are received; based on the driving mode request signal, the vehicle is controlled to be switched into a driving mode corresponding to the driving mode request signal; acquiring a current driving mode of the vehicle, and judging whether a driving mode corresponding to the all-terrain mode request signal is matched with the current driving mode or not; if yes, the electronic unit is controlled to be switched into a working mode associated with the driving mode corresponding to the all-terrain mode request signal; if not, the electronic unit is controlled to be switched into the preset working mode according to the current driving mode and the current driving mode of the vehicle and the driving mode corresponding to the all-terrain mode request signal. Adaptability adjustment can be carried out according to the all-terrain mode request signal and the driving mode request signal sent by the user, and the user can correctly match the whole vehicle four-wheel drive state and the all-terrain mode according to different use scenes.

The invention relates to a method for controlling a reversing process of a machine (10). The method comprises a step of acquiring (60) a reversing request signal by means of a acquiring device (18). The method comprises a step of actuating (62) a service brake (20) depending on the acquired reversing request signal by means of a brake control device (22). Furthermore, the method comprises a step of actuating (64) a drive train of the machine (10) depending on the acquired reversing request signal by means of a control device (30) in order to reverse the direction of rotation of an output element (32) of the machine (10). The invention also relates to a control device (14) for controlling a reversing process of a machine (10) and to a machine (10).

Aspects of the present invention relate to a speed control system (15) for a vehicle (10), to a method and to a vehicle (10). An aspect relates to an off-road speed control system (15). The system (15) causes the vehicle (10) to drive at a target speed value. The system (15) receives ride height information indicative of a ride height setting of a suspension of the vehicle (10), and sets a maximum vehicle speed limit in dependence at least in part on the ride height information.

A electric vehicle including a plurality of ground engaging members, a frame assembly supported by the plurality of ground engaging members, the frame assembly including a front frame assembly, a middle frame assembly, and a rear frame assembly, a seating area supported by the middle frame assembly, electric powertrain components supported by the frame assembly to provide power to at least one ground engaging member, and a shrouding assembly.

An apparatus for controlling a slippage rate of a vehicle includes: a vehicle information receiver configured to receive off-road driving information of the vehicle, a target slippage rate estimation unit configured to estimate a target slippage rate value, a wheel slippage rate section corresponding to a maximum traction coefficient, using the off-road driving information, and a storage unit configured to store the target slippage rate value.

A utility vehicle includes an exhaust assembly fluidly coupled to an engine. Depending on various parameters, such as the size and / or performance of the vehicle, the exhaust assembly is required to meet certain emissions regulations. Such emissions regulations may be met by increasing the temperature within the exhaust assembly, however, at particularly high temperatures, a catalyst of the exhaust assembly may be damaged. Therefore, the exhaust assembly includes various options for cooling portions thereof to remove heat from the assembly.

To achieve a technique that enables a driver to distinguish and grasp various abnormalities of a vehicle, with a simple structure.SOLUTION: A work vehicle comprises: a vehicle state detecting part VS that detects a state of a vehicle and outputs a state detection signal; an abnormality sensing part 51 that senses an abnormality of the vehicle on the basis of the state detection signal; an abnormality state determining part 52 that determines a sensed abnormality state of the abnormality of the vehicle; an output periodic pattern determining part 54 that determines one output periodic pattern from a plurality of output periodic patterns of simple audible sound, on the basis of the abnormality state; and an acoustic device 95 that repeatedly outputs the simple audible sound on the basis of the output periodic pattern determined as abnormality notification sound.SELECTED DRAWING: Figure 3

An off-highway machine comprising a gas engine and an array of storage tanks 18a-18c for supplying gaseous fuel to the engine. The tanks are oriented such that the first end of each tank is on the sam

An off-road vehicle includes a vehicle body frame, a cargo bed, an internal combustion engine, and an exhaust system. The cargo bed is supported by the vehicle body frame. The internal combustion engine is supported by the vehicle body frame and provided in a space under the cargo bed. The exhaust system is connected to an exhaust port of the internal combustion engine. The exhaust system includes a first exhaust pipe, a first muffler, a second exhaust pipe, and a second muffler. The first exhaust pipe is connected to the exhaust port. The first muffler is connected to the first exhaust pipe and provided in the space under the cargo bed. The second exhaust pipe is connected to the first muffler. The second muffler is connected to the second exhaust pipe and provided in the space under the cargo bed.

An off-road vehicle has: a frame including a rollover protection structure; two front wheels operatively connected to the frame; two rear wheels operatively connected to the frame; at least one seat supported by the frame; an internal combustion engine supported by the frame, being disposed rearward of the at least one seat, and being operatively connected at least one of: the two rear wheels, and the two front wheels; an engine air intake system fluidly connected to the engine for supplying air to the engine; and an air intake conduit having a conduit inlet and a conduit outlet, the conduit outlet being fluidly connected to the engine air intake system for supplying air to the engine air intake system, the conduit inlet being disposed at least in part vertically higher than the rollover protection structure.

Aspects of the present invention relate to a speed control system (15) for a vehicle (10), to a method and to a vehicle (10). The system causes the vehicle (10) to drive at a target speed value. The s