Abstract: According to embodiments of the present invention, engine power consumption can be prevented, the number of components can be reduced, vehicle control functions such as automatic parking, lane keeping, driving assistance according to road surface conditions, steering vibration reduction, and autonomous driving control can be used and thus a driver's convenience can be increased, and stability can be enhanced by providing two motor-reducer structures.

Abstract: A lifting chassis structure for a pure electric vehicle includes a chassis body, a movable front suspension, a movable rear suspension, two front lifting devices, and one or more rear lifting devices. A front subframe and a rear subframe are configured to be respectively driven by the two front lifting devices and the one or more rear lifting devices, so as to be lifted up and down respectively relative to the movable front suspension and the movable rear suspension. The movable front suspension includes two shock absorber assemblies connected to a steering assembly. The two front lifting devices are arranged in a splayed pattern. The two front lifting devices respectively correspond to the two shock absorber assemblies, and each of the two front lifting devices is parallel to an adjacent one of the two shock absorber assemblies.

Abstract: A drawbar hitch assembly for coupling to a drawbar to pull an agricultural implement includes a pair of locking wedges mounted between a first and a second hitch plate. Each locking wedge is slidably engaged with an inwardly-facing ramp of the second hitch plate for movement between a locked position adapted to cradle the drawbar therebetween and an unlocked position spaced apart and adapted to be released from the drawbar. A plurality of fasteners releasably couple the first and second hitch plates. The fasteners are tightened to move the second hitch plate in a first direction, thereby urging the locking wedges to the locked position to secure the drawbar hitch assembly to the drawbar. The fasteners may also be loosened to move the second hitch plate in an opposite second direction, thereby returning the locking wedges to the unlocked position to remove the drawbar hitch assembly from the drawbar.

Abstract: Suspension systems for vehicles are described that allow the suspension reaction to vertical loads to be decoupled to suspension movement in reaction to horizontal forces. Contemplated suspension systems comprise a knuckle assembly carrying at least a wheel and bearing assembly for contacting the ground at an edge of the vehicle. A first link connects a first rotatable joint to the knuckle assembly and to a chassis or subframe on the vehicle. A second link connects a second rotatable joint to the knuckle assembly and to the chassis or subframe on the vehicle. A spring and damper link connects the first link to the second link, and a spring damper system comprising a shock assembly that is mounted or coupled to the first link off a center axis of the first link.

Abstract: A control system of a hovercraft that includes one engine and one propulsion fan enclosed in a duct in which swivel side flaps are located is described. The control system includes, downstream of the duct, at least three rudders. Each of the rudders operates in the full range of angular position, regardless of the position of the swivel side flaps. A control method of such a hovercraft is also described.

Abstract: An all-terrain vehicle (ATV) has a frame having front and rear ends, an internal combustion engine connected to the frame, the engine including a front portion and a rear portion, a single cylinder defining a cylinder axis, an air intake port defined in the front portion facing towards the front end of the frame, and an exhaust port defined in the rear portion facing towards the rear end of the frame. The ATV further has an exhaust assembly fluidly connected to the exhaust port. The exhaust assembly extends from the engine towards the rear end of the frame. The ATV further has a continuously variable transmission operatively connected to the engine, which includes a primary pulley being operatively connected to the engine, a secondary pulley, a drive belt looped around the primary and secondary pulleys, and a housing enclosing the primary pulley, the secondary pulley, and the drive belt.

Abstract: Systems and methods of leveling a vehicle are disclosed. Exemplary implementations may: provide a plurality of air bag jacks under the vehicle; determine roll and pitch information of the vehicle; determine, using a computing system, an amount of air-adjustment to make for one or more of the plurality of air bag jacks, based on the roll and pitch information, to level the vehicle; and activate, via the computing system, an air compressor to make the determined air-adjustment.

Abstract: Disclosed is an electric power steering system for a vehicle, the power steering system including: an electric motor configured to provide mechanical power to a steering mechanism of the vehicle for steering the vehicle; a housing in which the electric motor is disposed, wherein the housing comprises an inner housing in which the electric motor is disposed, and an outer housing disposed around the inner housing, and wherein an air flow path is defined within the housing, the air flow path being defined at least in part by a gap between the inner housing and the outer housing; and an air flow source arranged to generate an air flow along the air flow path to cool the electric motor, wherein the air flow source is independent from the electric motor.

Abstract: A work vehicle includes a body 1; a plurality of travel wheels 2 at front and back portions of the body 1 on each of left and right sides; a plurality of holder mechanisms A held by the body 1 and holding the respective travel wheels 2 in such a manner as to be capable of moving the travel wheels 2 independently of one another relative to the body 1; and a plurality of crawler travel devices E attachable to and detachable from the respective holder mechanisms A.

Abstract: A mining vehicle and a cylinder mounting arrangement for a mining vehicle have a frame including at least one hydraulic cylinder mounted to the frame. The cylinder has a cylinder pin arranged for the mounting. The frame has an opening through which the cylinder can be inserted inside the frame and also removed. A mounting element is assembled to one end of the cylinder and the mounting element includes a front plate assembled against the outside of the frame covering the opening at least partially and two ears for the attachment to the cylinder pin. The front plate is fixed to the frame by mounting bolts or screws from the outside the frame.

Abstract: Disclosed herein is a pinion sensor structure of a steering apparatus including a housing including a first accommodating part having an open one side surface and configured to accommodate a worm wheel and a second accommodating part configured to communicate with the first accommodating part and accommodate a worm shaft engaged with the worm wheel, a sensing unit disposed to be spaced a predetermined distance from the worm wheel to face the worm wheel, and a housing cover coupled to the one side surface of the first accommodating part, wherein the sensing unit may be fixed to the housing cover.

Abstract: A transmission mechanism includes: a main shaft, a power input member, a gear component, and a one-way transmission component. The gear component is arranged on the main shaft. The one-way transmission component is sleeved on the main shaft. The one-way transmission component is connected with the power input member and the gear component. The one-way transmission component enables the gear component to perform one-way transmission under the action of the power input member. The gear component is connected with a power output member in a transmission way to change a rotation speed transmitted from the power input member to the power output member. The power input member performs reciprocating motion with the main shaft as an axis to drive the power output member to move. By arranging the one-way transmission component, the transmission mechanism can perform arc reciprocating motion, thereby improving transmission efficiency.

Abstract: An auxiliary drive device for a wheelchair has at least one freely pivotable electrically driven drive wheel and a coupling mechanism for coupling the auxiliary drive device to the wheelchair. The coupling mechanism includes a movable locking element which is movably supported in the coupling mechanism. The movable locking element can be in a locking position in which it causes locking in a positive-locking manner so that the auxiliary drive device is coupled to the wheelchair and, by operation of a handle, the locking element can be moved in a release position in which uncoupling of the auxiliary drive device from the wheelchair is possible.

Abstract: An electric work vehicle includes a rear housing, a first motor to drive a first rear wheel, the first motor being supported by the rear housing, a second motor to drive a second rear wheel, the second motor being supported by the rear housing, and a locking assembly. The first motor is connected to a first gearing to drive the first rear wheel. The second motor is connected to a second gearing to drive the second rear wheel. The first gearing and the second gearing are operable to rotate independently of each other. The locking assembly is operable to simultaneously lock both of the first gearing and the second gearing from being able to rotate.

Abstract: A pedal unit attachable/detachable training bicycle that easily attach/detach a chain and a pedal unit to/from a training bicycle that has a seat stay. The pedal unit attachable/detachable training bicycle includes a bicycle frame having a receiving member provided at bottom of a seat tube to connect a pedal unit. The pedal unit, which is configured to detachably attach to the receiving member. A chain threaded between the pedal unit and a rear wheel. The bicycle frame is configured to enable a seat stay on side of the chain wheel to be freely attached to and detached from the bicycle frame.

Abstract: The present disclosure relates to a steering-assisting device. Specifically, a steering-assisting device according to the present disclosure comprises: a stator having a plurality of coils wound thereon; a rotor which is rotated by the stator; and a connection part for transferring rotation force generated in accordance with rotation of the rotor to a rack bar, wherein the connection part is connected to the rack bar in a manner for minimizing vibration generated according to a winding pattern of the stator when at least one of the coils of the stator malfunctions.

Abstract: A robot in accordance with at least some embodiments of the present technology includes a neck region through which the robot is configured to transmit and receive light. The robot defines a robot height and includes a body, a head carried by the body, and a neck extending between the head and the body along the robot height. The robot further includes a structural neck frame at a periphery of the neck in a plane perpendicular to the robot height. The structural neck frame defines windows distributed around the periphery of the neck. The robot further includes a sensor disposed at least partially within the structural neck frame. The sensor includes a laser configured to transmit light via the windows and a detector configured to receive light via the windows. A field of view of the sensor extends at least 320 degrees around the neck.

Abstract: The present invention allows a user to ride a bicycle while lying with his/her face down, thereby lowering the center of weight and improving the driving stability, increasing the velocity by reducing the air resistance during driving, and increasing the generation of thrust by easily transferring the force of the user to pedals, and comprises: a frame provided with a front wheel and a rear wheel such that the user can ride while lying with his/her face down; and an acceleration means installed on the rear wheel and generating power and acceleration according to pedaling.

Abstract: Flexible piezoelectric composite films, flexible piezoelectric impact sensors, pedestrian protection systems, and related methods. Such a flexible piezoelectric composite film includes a flexible matrix and a plurality of piezoelectric particles dispersed and embedded within the flexible matrix. The piezoelectric particles are arranged in columns aligned in a Z-direction along a thickness of the flexible matrix.

Abstract: A vehicle includes a first suspension between a body and a front wheel, and a second suspension between the body and a rear wheel. An angle ?1 represents a ramp brake-over angle, and angles ?2, ?3, and ?4 respectively represent angles corresponding to the ramp brake-over angle when the first and the second suspension are fully stretched, fully compressed and fully stretched respectively, and fully stretched and fully compressed respectively. When a wheelbase is not smaller than about 1340 mm, the angle ?1 is not smaller than about 55 degrees, a value ?2/?1 is not smaller than about 1.25, a value ?3/?1 is not smaller than about 0.9, and a value ?4/?1 is not smaller than about 0.8. When the wheelbase is not smaller than about 1340 mm and not greater than about 2000 mm, a wheel travel on the rear wheel side is not smaller than about 360 mm, a ratio of a stretch-side value to a compression-side value (stretch-side/compression-side) of the wheel travel on the rear wheel side is not smaller than about 0.