Abstract: A lower fork alignment system for a vehicle is described. The lower fork alignment system includes: a brace detachably coupling a first lower tube and a second lower tube of a lower fork, wherein the first and second lower tubes include: first and second receiving adjustment mechanism configured for receiving corresponding interfacing mechanisms of the brace, wherein upon receipt of alignment features of the interfacing mechanisms, one of the first lower tube and the second lower tube is enabled to be adjusted in a horizontal direction along a horizontal axis, and the other of the first lower tube and the second lower tube is enabled to be adjusted in a vertical direction along a vertical axis.

Abstract: The present disclosure relates to a chassis of an automated guided vehicle. The chassis of an automated guided vehicle includes a first mounting plate (100); a first wheel set mounted on the first mounting plate (100); a second mounting plate (200) rotatably connected to the first mounting plate (100); a second wheel set mounted on the second mounting plate (200); a support frame (701); a first connecting rod (702) rotatably connected to the support frame (701) and the first mounting plate (100), respectively; and a second connecting rod (703) fixedly connected to the support frame (701) at one end thereof, and rotatably connected to the second mounting plate (200) at the other end thereof. The automated guided vehicle includes the above-mentioned chassis of an automated guided vehicle.

Abstract: A saddle type two-wheeled vehicle includes: a frame extending along a vehicle longitudinal axis; a swing arm journaled to the frame and adapted to support a rear wheel; and a drive system including one or more drive sources configured to deliver a driving force to the rear wheel. The one or more drive sources include a first drive source and a second drive source, the first drive source comprises at least one mounting portion integrally formed to at least a portion of the first drive source, at least one mounting portion is configured for removably mounting the first drive source on at least a portion of the swing arm, and the second drive source is detachably mounted on the rear wheel.

Abstract: A gardening appliance has a traction drive system with a clutch, an electric motor drive system and a user-triggerable signalling device. The electric motor drive system effects forward rotation and backward rotation of the clutch. An operating method includes: a) in a user-triggered manner, operating the electric motor drive system in a running-down and/or braking operating mode to lower a motor rotational speed of the forward-rotating electric motor drive system; b) acquiring whether a back electromotive force caused by the electric motor drive system satisfies a standstill criterion, wherein the standstill criterion is characteristic of an attainment of a standstill state of the electric motor drive system; and c) when the standstill criterion is satisfied, operating the electric motor drive system in a backward-rotation operating mode to effect the backward rotation of the electric motor drive system for disengaging the clutch for freewheeling operation.

Abstract: A hydraulic pressure control unit capable of suppressing application of an external force thereto in comparison with the related art at the time when mounted to a straddle-type vehicle is obtained. A hydraulic pressure control unit (1) includes a base body (10) that is formed with a master cylinder port (11), a wheel cylinder port (12), and an internal channel (13) communicating the master cylinder port (11) and the wheel cylinder port (12) with each other. The master cylinder port (11) is formed in an upper surface (25) of the base body (10), and the wheel cylinder port (12) is formed in a lower surface (26) of the base body (10), the lower surface (26) opposing the upper surface (25). The internal channel (13) is configured not to be able to return a brake fluid in an accumulator (33) to the master cylinder port (11) without interposing an outlet valve (32).

Abstract: A power-assist drive system for a vehicle (e.g., a bicycle) is provided. The system includes a drive unit assembly attached to a frame of a vehicle and a motor having an output shaft, and a drive gear rotatably associated with the output shaft. The system further includes a driven unit assembly including a driven gear configured to be attached to a wheel hub of the vehicle, and a brake disc coaxially attached to the driven gear. The drive gear may be configured to operably engage the driven gear to transmit power from the motor to the wheel hub. A brake caliper may be integrated with the drive unit assembly. The system may further include a battery and a speed controller configured to receive an input signal to selectively direct electrical power from the battery to the motor to drive the wheel via the drive gear and the driven gear.

Abstract: A training bicycle with a removably attachable pedal unit enabling adjustment of chain slack by a simple method is provided. The detachable pedal unit is configured to enable attachable/detachable connection of a pedal crank to a bicycle body. The pedal unit includes a unit body having a unit connector for rotatably retaining and fastening to a bicycle body a pedal crank axially supporting a chain wheel. A unit receiving member fixedly installed on the bicycle body to interconnect with the unit connector. A sliding adjustment mechanism provided on the unit receiving member and the unit connector to vary and fix mutual fore-aft connection position of the unit receiving member and the unit connector in order to adjust fore-aft connection position of the bicycle detachable pedal unit relative to the bicycle body and thereby adjusting the chain tension.

Abstract: An electric wheelchair propulsion system for a wheelchair. The propulsion system has a first and a second torque transfer hub rotatably mounted to a respective first and second drive wheel of the wheelchair, and an elongated axle tube arranged between the first and second hubs. First and second motors are arranged within the axle tube extending from opposing ends thereof. First and second drive axles are insertable into bores of the first and second hubs respectively, and are operatively connected to the first and second motors respectively. Means are provided to control the actuation of the motors. Actuation of the motors drives a rotation thereof, transferring a torque to the drive axles. The drive axles in turn transfer a torque to the hubs, thereby rotating the drive wheels.

Abstract: Disclosed is a draw-bar box-type quickly folding micro electric vehicle, comprising of a seat frame assembly (1) that is horizontally arranged, the top surface of which is provided with a foldable backrest. A pair of symmetrically arranged rear wheel assemblies (2) are arranged at a position, close to a rear of the vehicle, on the bottom surface of the seat frame assembly (1), and two vertically downward first connecting posts (101), which are provided near the front of the lower end of the seat frame assembly (1). A footrest assembly (4) is hinged to the lower ends of the two first connecting posts (101) through the first connecting assemblies (3). The footrest assembly (4) is arranged parallel to the seat frame assembly (1), and the plane of the footrest assembly (4) is lower than the plane of the seat frame assembly (1).

Abstract: The present embodiments provide a steering apparatus for vehicle including a motor pulley coupled to the rotation shaft of the driving motor, a nut pulley coupled to the outer circumferential surface of the ball nut, a belt connecting the motor pulley and the nut pulley, a first groove provided on an outer peripheral surface of at least one of the motor pulley and the nut pulley, a second groove provided on an inner surface of the belt at a position opposite to the first groove, and a slip preventing member coupled to the first groove.

Abstract: A steering system includes a steering rod mounted for longitudinal axial sliding in a housing and a steering motor acting on the steering rod via a ball screw drive, for which the steering rod forms a ball recirculation screw thread, which interacts with a transmission nut that can be driven by the steering motor. A transmission wheel of a flexible transmission, by means of which driving power of the steering motor is transmitted to the transmission nut, is untiltably connected to an inner ring of a rotary bearing. The transmission nut is pivotably mounted on the transmission wheel about an arbitrary pivot axis, which is oriented perpendicularly to the longitudinal axis of the steering rod. The transmission nut, which is pivoted as a result of a flexural load on the steering rod, can be decoupled from the rotary bearing and from a tensile load on the transmission wheel.

Abstract: The present application discloses a differential drive device applied to an AGV, relating to the field of wheeled drivers, and being able to effectively reduce the total height of the differential drive device. The differential drive device includes a differential drive unit (2), a top plate (1) and an outer cover (3). The top plate (1) is installed on a top end of the outer cover (3). The differential drive unit (2) is located in the outer cover (3) at a lower side of the top plate (1). The top plate (1) is supported on the differential drive unit (2). An inner side wall of the outer cover (3) is circular-shaped. The present application applies to apparatuses with transportation functions.

Abstract: An article of manufacture for preventing theft of trailer by unauthorized users after trailers are decoupled from authorized towing vehicles according to the present invention is disclosed. The present invention relates to a device and method for securing a non-motorized trailer from unauthorized movement by attaching a keyed tongue bar to an authorized vehicle and attaching a paired tongue receiver to the non-motorized trailer. If a vehicle does not have attached thereto the keyed tongue, the vehicle, i.e. unauthorized vehicle, will not be able to be attached to and move the trailer. The keyed tongue bar and paired tongue receiver have an abstract-shaped end and matched abstract-shaped opening, respectively.

Abstract: According to embodiments of the present invention, when a driver applies steering torque greater than the reaction torque of a reaction motor to a steering shaft, the steering shaft is mechanically prevented from rotating any more, and thus the driver's steering feel can be improved.

Abstract: The electric walking assisting vehicle includes: a vehicle body; left and right driving wheels; left and right motors which individually transmit power to the left and right driving wheels; universal wheels; gripping parts provided in an upper portion of the vehicle body and are gripped by a user in a standing and walking posture; a gripping sensor detecting that the gripping parts are gripped by the user; left and right rotation speed sensors individually detecting rotation speeds of the left and right driving wheels; and a control unit controlling the left and right motors. The control unit generates torque in the left and right motors in accordance with a torque map which defines relationship between the rotation speeds of the left and right driving wheels detected by the left and right rotation speed sensors and torque command values of the left and right motors in a state in which the gripping sensor is gripped.

Abstract: A rack electric power steering system includes a rack having a single set of teeth with a constant tooth pitch. The system also includes a first pinion operatively coupled to a steering shaft and in meshed engagement with the single set of teeth of the rack. The system further includes a second pinion operatively coupled to an electric motor and in meshed engagement with the single set of teeth of the rack.

Abstract: A transport wheelchair configured for non-emergency medical transportation (NEMT) has a seat, a backrest and a legrest carried by a frame displaceable on a set of wheels. The wheelchair has a chair configuration and a reclined configuration of the seat, the backrest and the legrest. Armrests are removably coupled with respect to the seat. The seat, the backrest and the legrest are movably coupled to the frame and capable of being selectively elevated in the reclined configuration.

Abstract: Disclosed is a wheeled vehicle. The wheeled vehicle includes various features for operation by a rider, such as a throttle actuation assembly and various components for operation and manipulation of the vehicle.

Abstract: A tractor includes a frame defines longitudinal (nominally forward and backward), lateral (nominally left and right), and transverse (nominally up and down) directions (mutually orthogonal). First and second side structures connect by a width adjustment structure comprising beams of bearing length and bearing width capable of supporting loads (torque, bending, etc.) at any of a plurality of widths therebetween. Individual drive systems in the first and second sides each include a track, motor, sprocket, main idler, and bogey idlers. A carrier system secures, lifts, and descends an implement. Implements may be of any type, such as tillage, harrowing, furrowing, seeding, cultivation, personnel carrier, or the like. A controller is capable of directing the tractor based on a pre-determined course of travel, or a guided course in response to physical features in a farming field.

Abstract: A steer-by-wire steering system for a vehicle, having a steering handle, a steering gear actuator mechanically decoupled from the steering handle, a steering sensor which detects a rotational position and/or a rotational movement of the steering handle as a steering command, an electronic control unit which, as a function of the detected steering command, activates the steering gear actuator to set a vehicle wheel steering angle (?), and a hand actuator activatable by the control unit, which generates different types of haptic feedback (R1, R2, R3) for the driver on the steering handle, namely a haptic steering feedback (R1) in which a steering counter torque is applied to the steering handle, a roadway feedback (R2), which correlates with a roadway-side disturbance excitation acting on the vehicle, and a warning feedback (R3), which informs the driver of a fault in the steer-by-wire steering system.