153results about "Off-road vehicles" patented technology

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.

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.

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.

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).

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.

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 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

A transmission associated with a powertrain receives torque from a power source and includes a plurality of gear sets that can be selectively engaged and released. To shift gear sets, a shifting process conducted by an electronic controller may estimate a torque assist capacity of the power source to provide or accommodate changes in torque during the gear shift. If the torque assist capacity is less than a gear shift torque value, the shifting process prevents or ignores the gear shift.

Control unit for estimating the traction of a vehicle, comprising the following: a monitoring module that monitors wheel torque values; a determination module for determining maximum torque values ​​by obtaining and storing empirical data while driving on a surface, wherein the maximum torque values ​​are the wheel torque values ​​immediately before wheel slippage; a prediction module that predicts a traction threshold based on the maximum torque values, where the traction threshold is based on a stochastic model of the maximum torque values; and a control module that outputs a signal indicating the traction threshold.

Wheel hub assembly for a vehicle wheel with a pole ring and pole ring for a wheel hub assembly, wherein part of the pole ring is an impulse generator section formed integrally with the mounting section, which is provided with openings, preferably slots, distributed uniformly in the circumferential direction, wherein at least some of the openings or slots have an outward extension that is larger than the extension necessary for sensing.

A utility vehicle including a frame, a body supported by the frame, a seating area supported by the frame, front and rear ground engaging members supporting the frame and the body, and a powertrain drivingly coupled to the front and rear ground engaging members. The powertrain includes a transmission and an engine having a plurality of cylinders. The engine includes an intake manifold, a throttle valve, and an exhaust. The intake manifold and throttle valve are positioned longitudinally forward of the plurality of cylinders and the exhaust is positioned longitudinally rearward of a forwardmost portion of the plurality of cylinders.

To provide a running vehicle which enables change of a hydro-static transmission (HST) between a standard HST and a high specification HST with easy operation.SOLUTION: A running vehicle enables a standard HST 7 and a high specification HST 8 to be selectively mounted thereon and includes a vehicle body frame structure which fixes a transmission 6 and fixes the standard HST 7 or the high specification HST 8 to an area located rearward of the transmission 6. A rear surface of the transmission 6 is provided with a common connected part 60 to which both of a standard connection part 70 provided on a front surface of the standard HST 7 and a high specification connection part 80 provided on a front surface of the high specification HST 8 may be connected.SELECTED DRAWING: Figure 3

A utility vehicle includes: a plurality of wheels mounted with low-pressure tires; an output operating element that is operated by a driver and receives an increase / decrease instruction to increase or decrease a driving force; a switching operating element that receives a switching instruction for switching between travel modes; and a controller. The controller has a manual travel mode in which the driving force is controlled in accordance with an amount of operation on the output operating element, and a control travel mode in which the driving force is controlled so as to maintain a travel speed at a target speed that is set within a predetermined speed range, the control travel mode being executed in response to an input on the switching operating element.

A fuel system comprising a fuel tank, a mixing volume configured to mix fuel vapor and air, the mixing volume comprising an outlet configured to be fluidly coupled to an engine, and a fuel vapor line configured to fluidly couple the fuel tank to the mixing volume.

A rough-terrain vehicle includes a passenger compartment in which an occupant is located, a front space in which vehicle-mounted components are housed forwardly of the passenger compartment, a partition wall that partitions the passenger compartment and the front space, a radiator disposed in the front space, a fan, and an air guide that is disposed with clearances rearward of the fan and forward of the partition wall. The fan draws air forward of the radiator and discharges the air rearwardly. The air guide guides fan-exhaust air, which passes through the radiator by the fan, in a direction away from the partition wall outwardly in a vehicle width direction.

Aspects of the present invention relate to a speed control system (15), method, and vehicle (10). The system causes the vehicle (10) to travel at a target speed value. The speed control system receives articulation information indicating an amount of articulation of the front and rear wheels of the vehicle, and determines a cross-articulation value, CrossArtc_L, indicating an amount of cross-articulation of the wheels of the vehicle in response to the articulation information. The system limits the vehicle speed at least partially depending on the cross-articulation value.

An off-road vehicle includes a frame, a front suspension, and a rear suspension. In some examples of the off-road vehicle, the rear suspension includes trailing arms with are pivotally attached to the frame rearward of an operator area. Further, the frame can include a front subframe assembly and a rear subframe assembly which are easily removable from the main frame of the vehicle to permit access to various components of the off-road vehicle.