Abstract: The present invention relates to a system for driving a chainless electric bicycle comprising: a driving wheel; a pedal; a motor mechanically connected to the driving wheel; a generator mechanically connected to the pedal; and a battery, wherein provided is a system comprising: a generator location sensor for measuring the value of a rotation location of the generator; a motor location sensor for measuring the value of a rotation location of the motor; and a controller configured to calculate a difference value of the value of the rotation location of the motor minus the value of the rotation location of the generator multiplied by a gear ratio, and to control at least one of the generator and the motor on the basis of the difference value.

Abstract: A trailer that has a main body having a front bulkhead, an opposing rear bulkhead, an exterior wall operably engaged with the front and rear bulkheads, and at least one interior chamber defined collectively by the front bulkhead, the rear bulkhead, and the exterior wall. The at least one interior chamber is adapted to carry a load. The trailer also includes a removable false bulkhead operably engaged with the main body. The false bulkhead is located a distance away from one of the front bulkhead and the rear bulkhead.

Abstract: A pedal driven cycle comprising a cantilevered frame member coupled to a power input sprocket and a driven sprocket; a belt drive connecting the power input sprocket to the driven sprocket; and a side mounted rear wheel releasably coupled to a multi-speed gear hub that is coaxial with the side mounted rear wheel, wherein the multi-speed gear hub is coupled to the driven sprocket.

Abstract: A rear wheel suspension system for a bike, includes a seat tube, left and right side flexible chainstays, left and right side seatstays. A leaf spring interconnects the seatstays and the seat tube, wherein one end of the leaf spring is connected to the upper end area of said seatstays, the leaf spring extending upwardly from its point of connection to the upper end area of the seatstays to a point of connection to the seat tube of said bicycle. The leaf spring is arranged at a distance D to the seat tube in a direction perpendicular to top and bottom surfaces of the leaf spring to allow flex of the leaf spring towards the seat tube and thus vertical flex of said flexible chainstays.

Abstract: A moving body includes: a vehicle which includes a front wheel and rear wheels and which a passenger gets on; an unmanned carrier vehicle which is arranged at the back side of the vehicle, and includes a wheel and a driving unit which drives the wheel; and a coupler which couples the vehicle and the unmanned carrier vehicle. The coupler includes a biasing mechanism which biases a rear part of the vehicle toward an upper side of the vehicle, the biasing mechanism includes a first elastic member; when the passenger is on the vehicle, the first elastic member is deformed by the weight of the passenger to place the rear wheels in contact with a road surface, and when the passenger is not on the vehicle, the rear wheels are separated from the road surface by the elastic force of the first elastic member.

Abstract: For a self-propelled two-wheeled vehicle including a seat with a reference point, a footpeg elevational system includes a first footpeg pivotally couplable to the self-propelled two-wheeled vehicle, and a second footpeg pivotally couplable to the self-propelled two-wheeled vehicle, wherein the first footpeg is coupled to the second footpeg so that when the first footpeg and second footpeg are pivotally coupled to the self-propelled two-wheeled vehicle, the first footpeg becomes closer to the reference point of the seat of the self-propelled two-wheeled vehicle when the second footpeg becomes farther from the reference point without use of at least one telescoping assembly that includes at least one outer housing and at least one inner concentric arm telescopically slidable with the at least one outer housing. In addition, other aspects are described in the claims, drawings, and text forming a part of the present disclosure.

Abstract: An object of the present invention is to provide a work vehicle that can be controlled automatically. The work vehicle includes HST's for feeding power for traveling to at least either front wheels or rear wheels mounted on a traveling vehicle body, traveling levers for operating driving of at least either the front wheels or the rear wheel, traveling links operably coupling the traveling levers with the HST's, traveling drive sections for driving either the traveling levers or the traveling links, and a traveling control section configured to activate the traveling drive sections in response to receipt of a traveling instruction for the traveling levers in the automatic control mode for automatically controlling the traveling vehicle body.

Abstract: A suspension control system is provided for a suspension of a human-powered vehicle. The suspension control system basically includes a detector, an electronic controller and an additional detector. The detector is configured to detect information relating to a running condition of the human-powered vehicle indirectly indicative of a pedaling state of the human-powered vehicle. The electronic controller is configured to output a control signal to adjust an operating state of the suspension in accordance with the information detected by the detector. The additional detector is configured to detect additional information relating to at least one of a riding posture of rider riding the human-powered vehicle and a terrain condition. The electronic controller is configured to output the control signal to adjust the operating state of the suspension in accordance with the information in combination with the additional information.

Abstract: A leg assembly for a legged robot includes first through three motors, first through second legs, and a transmission component. The first motor is coupled to the second motor to drive the second motor to rotate, and a rotation axis of the first motor is substantially orthogonal to a rotation axis of the second motor. The second motor is coupled to the third motor to drive the third motor to rotate, and a rotation axis of the third motor substantially coincides with the rotation axis of the second motor. The third motor is arranged at a first end of the first leg, the second leg is pivotably coupled to a second end of the first leg, and the transmission component is coupled to an output shaft of the third motor and the second leg to drive the second leg to rotate relative to the first leg.

Abstract: For a self-propelled two-wheeled vehicle including a seat with a reference point, a footpeg elevational system includes a first footpeg pivotally couplable to the self-propelled two-wheeled vehicle, the first footpeg including a distal end; and a second footpeg pivotally couplable to the self-propelled two-wheeled vehicle, the second footpeg including a distal end; wherein the first footpeg is mechanically linked to the second footpeg so that when the first footpeg and second footpeg are pivotally coupled to the self-propelled two-wheeled vehicle, the distal end of the first footpeg becomes closer to the reference point of the seat of the self-propelled two-wheeled vehicle when the distal end of the second footpeg becomes farther from the reference point of the seat of the self-propelled two-wheeled vehicle. In addition, other aspects are described in the claims, drawings, and text forming a part of the present disclosure.

Abstract: A rack assembly for a rack and pinion gear system may comprise: a rack housing; and a rack disposed within the rack housing, the rack and the rack housing at least partially defining a first hydraulic chamber disposed between a first side of the rack and the rack housing, a second hydraulic chamber disposed between a second side of the rack and the rack housing, a third hydraulic chamber disposed within the rack proximal the first hydraulic chamber, and a fourth hydraulic chamber disposed within the rack proximal the second hydraulic chamber.

Abstract: A system and method for steering a trailer include the trailer being coupled to a fifth wheel of a motor vehicle. A trailer steering system for the motor vehicle includes a sliding rail mounted on a vehicle frame of the motor vehicle and extending along a lateral direction of the motor vehicle, a slider slidingly arranged on the sliding rail and carrying the fifth wheel for coupling the trailer to the motor vehicle, and a control device configured to control movement of the slider along the sliding rail depending on a current steering angle of the motor vehicle.

Abstract: A trailer hitch for releasably connecting a trailer to a bicycle includes a body and a safety device. The body is configured to attach the trailer to the trailer hitch and configured to mount to the bicycle. The safety device is configured to provide a redundant connection of the trailer to the bicycle. The safety device includes a first securing element configured to connect the body of the trailer hitch to a frame of the bicycle. The first securing element is configured to remain attached to the bicycle frame independently of an attachment of the trailer to the trailer hitch.

Abstract: A position adjusting system for use in a vehicle includes a seat for supporting a rider, a rear wheel and a steerable front wheel, a steering arrangement including a handlebar for allowing the rider to control the steerable wheel, and a hub for interconnecting the components of the wheeled vehicle. The steerable wheel is steerable about at least two axes. The position adjusting system includes an adjustable seat support movably connected to the hub, an adjustable handlebar support movably connected to the hub, and a releasable position locking system configured to lock the position of the components of the vehicle relative to the hub. The hub includes a first portion and second portion, wherein the first and second portions are moveably connected to one another, such as by pivoting, sliding, orbiting, or a combination thereof. The hub permits adjustment of the angle between the steering axes.

Abstract: A sidewall suitable for a gangway comprises a first panel that provides a first gangway end; a second panel that provides a second gangway end, the second gangway end being opposite the first gangway end; a retractable rail comprising a first rail end that is connected to the first panel and that has a second rail end opposite the first rail end, wherein the second rail end is connected to the second panel, wherein the retractable rail extends along a longitudinal axis; and wherein a cover is attached to the rail and extending along the rail, the cover having a flexible portion that extends from the rail into a direction perpendicular to the longitudinal axis.

Abstract: A vehicle body structure includes: a battery case that is disposed below a floor panel of a vehicle body and houses a battery; and a case-mounting frame that connects the battery case to a side sill provided on a side of the battery case in a vehicle width direction to support the battery case. The case-mounting frame includes a lower frame that straddles between the side sill and the battery case, and an upper frame that rises from the lower frame, supports the battery case, and is disposed side by side with the battery case in the vehicle width direction. The lower frame includes a fragile portion that is provided at a position located below the upper frame and is more fragile than another position other than the first position.

Abstract: A steering system for an articulated truck. The articulated truck is formed of a tractor and a trailer and an articulation joint. The steering system includes a hydraulic cylinder, with a cylinder barrel and a piston. The steering system provides for changes in angle between the tractor and the trailer. The hydraulic cylinder includes a snubbing tube projecting into the cylinder barrel. A hydraulic fluid passage opens into the cylinder barrel within the snubbing tube. The snubbing tube includes a main slot and a plurality of channels each extending between an interior and an exterior of the snubbing tube. The plurality of channels have a cross sectional area smaller than a cross sectional area of the main slot. When the articulated truck is steered, the piston moves in the cylinder barrel and the snubbing tube dampens the movement to prevent forces generated by the piston damaging the articulated truck.

Abstract: Disclosed are a parking system and a parking control method of a personal mobility. The parking system of the personal mobility includes a first parking stand and a second parking stand having one end rotatably installed at a lower end of a main body of the personal mobility and configured to be rotated downward to be unfolded to opposite sides of the main body or rotated upward to be folded, a parking motor configured to operate the first and second parking stands, and a power transmission device configured to transmit a rotational force of the parking motor to shafts of the first and second parking stands to simultaneously rotate the first and second parking stands in opposite directions.

Abstract: Embodiments of the present disclosure describe a snow vehicle including an engine mounted on a frame, a drive track in contact with the frame, a drive train operatively interconnecting the engine with the drive track for delivering propulsive power to the drive track, a fork connected to the frame, one or more skis connected to the fork, a drop fork component positioned between a fork and handlebars, and an exhaust system. The drive train includes a continuously variable transmission (CVT) positioned within a CVT housing.

Abstract: Methods and systems are provided for a coupling device for a tractor and a trailer. In one example, a system, comprising a tractor comprising an engine, a motor, and an electrical energy storage device, a trailer comprising a battery bank and a power distribution unit, and a coupling configured to fixedly couple the trailer to the tractor and to electrically couple the power distribution unit to the electrical energy storage device.