Abstract: A system includes a support structure that includes a bottom surface and a connector plate pivotably connected to the bottom surface, and a device including a wheel, the device being releaseably connectable to the connector plate.

Abstract: A ridable kart having a front portion rotatably coupled to a rear portion. The front portion includes an inner surface that is adjacent to an outer cover portion and the two surfaces move relative to one another. The outer cover portion includes window portions or openings through which a portion of the inner surface is visible. The inner surface includes a visual feature that is visible through the window portions and the visual features moves relative to the window portions when the front portion rotates relative to the rear portion.

Abstract: A scooter device that can be propelled by side to side movement of a user is disclosed. The scooter device includes at least a first front wheel, at least a second and a third rearward located wheel, a frame structure through which the first wheel is coupled to the second and third wheels, wherein the second and third rearward located wheels are mounted in a biased direction arrangement and a steering mechanism that has a vertically ascending control member and is coupled to the first wheel such that turning of the steering mechanism achieves a turning of the first wheel, the steering mechanism further coupled to the frame structure such that the steering mechanism may be tilted relative to the frame structure. The frame structure can includes a first foot placement platform extending above the second wheel and a second foot placement platform extending above the third wheel.

Abstract: A seat member for use with a child's scooter vehicle for preventing the unintended flipping over of the scooter. The seat member having a body portion having opposing top and bottom surfaces and front and back surfaces. The seat member includes a generally planar seat surface on the top surface of the body portion and a projection member provided on the top back surface of the body portion. At least a portion of the projection member extends into the generally planar seat surface configured to prevent a user from leaning too far backwards on the seat member thus preventing the unintended flipping over of the scooter.

Abstract: A hand-swing type shilly-car includes a main frame module and a hand-swing module. The main frame module includes a rear-wheel tube, a T-shaped structure formed by the rear-wheel tube and main-frame tube and having a cushion, two wheels installed at both ends of the rear-wheel tube respectively, and a pedal tube installed at the front of the main-frame tube. The hand-swing module includes a swing tube, a handlebar at the top of the swing tube, a guide wheel at the bottom of the swing tube, a bearing sleeve at the top of the swing tube and opposite to the guide wheel and having a bearing at the top and bottom of the bearing sleeve. A fixing element with a C-shaped structure is installed at the main-frame tube for receiving both bearing sleeve and bearings, and a fixing shaft is provided for rotably fixing the bearing sleeve and bearings.

Abstract: A seat member for use with a child's scooter vehicle for preventing the unintended flipping over of the scooter. The seat member having a body portion having opposing top and bottom surfaces and front and back surfaces. The seat member includes a generally planar seat surface on the top surface of the body portion and a projection member provided on the top back surface of the body portion. At least a portion of the projection member extends into the generally planar seat surface configured to prevent a user from leaning too far backwards on the seat member thus preventing the unintended flipping over of the scooter.

Abstract: An exercise bicycle with an eccentric wheel includes a cushioning body and an elastic driving device. The cushioning body includes a front frame, a rear frame, a pivot, and a suspension. The front frame has a handlebar, a front wheel and a saddle. The rear frame has a fixed portion and an eccentric rear wheel. The pivot is disposed between the front frame and the rear frame. The suspension is connected to the front frame and the rear frame. The elastic driving device is mounted in the fixed portion of the rear frame and has two casing pipes, two springs, two upper pedals, two pedal assemblies, and a connecting board. The exercise bicycle allows a user pumping the elastic driving device up and down as horse-riding to achieve an exercising purpose.

Abstract: A scooter device having a flexible, tiltable frame structure and biased direction rear wheels. The scooter may be of a type that achieves forward propelled by side-to-side movement of a user. The frame structure may include a flexible member or members and/or incorporate other flexible or moveable components to achieve desired performance. The frame structure and steering mechanism may be moveable into a more compact form for storage or transport. A brake arrangement and other features are also disclosed.

Abstract: A child's swaying bike includes a seat, two rear rollers, a center rod, two front rollers, and a handlebar. The bike can move forward by swaying of the center rod to the right and the left. The handlebar can be pivotally connected quickly with the center rod by inserting a pivot to simplify the structure of the child's swaying bike. The handlebar has an intermediate horizontal potion and two L-shaped side portions extending from the two ends of the intermediate horizontal portion. The two L-shaped side portions are symmetrically positioned to let a child ride and sway safely and stably on the seat, designed to conform to ergonomics.

Abstract: An electric vehicle includes a vehicle frame, at least a driven wheel rotatably supported by the vehicle frame, and a power generator device including a clutch device for selectively engaging with the driven wheel assembly to drive the driven wheel rotate. The electric vehicle further includes an electric-free driving system including a transmission unit having a control portion positioned above the vehicle frame and a connecting portion extended underneath the vehicle frame, a steering device affixed to the control portion of the transmission unit for driving the connecting portion thereof to rotate in clockwise and anti-clockwise directions, a twister member having a driven portion connected to the connection portion of the transmission unit, and a pair of driving wheels spacedly and rotatably mounted to the twister member wherein the two driving wheels are spaced apart from the driven portion of the twister member.

Abstract: An electrical twist vehicle includes a transmission system which enables a rider to selectively switch between electrically operated mode and manually operated mode for two rear wheels of the electrical twist vehicle by shifting a control member into a predefined position. In electrically operated mode, the two rear wheels of the electrical twist vehicle are driven by an electrical driving device whereas in manually operated mode, the two rear wheels of the electrical twist vehicle are set to free rotating. The transmission system includes a driving wheel connected to an electrical driving device, a driven wheel connected to a rear wheels axle, a transmission belt connecting the driving and driven wheel, and a biasing wheel wherein in electrically operated mode.

Abstract: A driving shaft device of a toy twist car is disclosed. The toy twist car has a car body. A rear side of the car body has an idle wheel and a front end thereof is installed with a vertical driving shaft. A handle is installed and perpendicular to the driving shaft. A lower end of the driving shaft is vertically installed with a driving seat which is extended horizontally. A rear end of the driving seat is installed with two driving wheels at a right and left sides of the driving seat. The driving shaft is a rod body, an axial rod encloses the rod body. A lower and an upper ends of the rod body have outer threads. Surfaces of the rod body and axial rod are formed with buckling structures and a lower end of the axial rod is formed with a connecting shaft and a shoulder portion.

Abstract: A twist vehicle includes a vehicle frame, a steering unit, a twisting unit and a connecting member in which when subsequent clockwise and anti-clockwise movements are imparted to the steering unit, the movements are then transferred to the twisting unit, causing the twisting unit to rotate accordingly, and therefore drive the twist vehicle to move forwardly. The twist vehicle further includes an anti-reverse system which includes at least two locking member provided to the pair of driving wheels respectively, and a pair of locking panels in which each locking panel has at least one biasing member for rotatably engaging with the locking member, so as to restrict the pair of driving wheels to be rotated in one direction only.

Abstract: An electrical twist vehicle includes a transmission system which enables a rider to selectively switch between electrically operated mode and manually operated mode for two rear wheels of the electrical twist vehicle by shifting a control member into a predefined position. In electrically operated mode, the two rear wheels of the electrical twist vehicle are driven by an electrical driving device whereas in manually operated mode, the two rear wheels of the electrical twist vehicle are set to free rotating. The transmission system includes a driving wheel connected to an electrical driving device, a driven wheel connected to a rear wheels axle, a transmission belt connecting the driving and driven wheel, and a biasing wheel wherein in electrically operated mode.

Abstract: An electric vehicle having a steering assembly, a front wheel assembly, and an electric drive assembly. The steering assembly includes a rotatably mounted steering shaft and a steering hand mounted at an upper end of the steering shaft. The front wheel assembly includes a base member attached to a lower end of the steering shaft, a pair of front wheels, and a transmission operatively associated with the front wheels and configured for propelling the vehicle by driving the pair of front wheels when the steering shaft is rotated in an oscillating manner. The electric drive assembly includes a driving disc connected to an output shaft of an electric motor, a driven disc coaxially mounted on the steering shaft, and a driving arm having a first end rotatably connected to the driving disc and a second end rotatably connected to the driven disc for converting rotary movement of the driving disc to oscillating movement of the driven disc. A locking member selectively connects the driving arm to the driven disc.

Abstract: Exercising cart structure including a support beam, a front wheel frame and a rear wheel frame. One end of the support beam is connected with the front wheel frame, while the other end of the support beam is reciprocally slidably fitted with the rear wheel frame. Two front wheels and two rear wheels are respectively one-way rotatably mounted at two ends of the wheel shafts of the front and rear wheel frames. In use, a user sits on the seat and holds the handlebar of the front wheel frame with two hands with both feet stepping on two lateral step pads of the front wheel frame. The user's feet first push the front wheel frame forward by a certain distance and then the user's body and hip portion exert a force onto the rear wheel frame to move the same forward relative to the front wheel frame. Therefore, by means of forcing the front and rear wheel frames to alternately separate from and get close to each other, the exercising cart can gradually move forward.

Abstract: A pedal-propelled vehicle structure for amusement scooters is provided. The pedal-propelled vehicle includes a first supporting frame having a hollowed main column in which an elastic member is mounted, and a second supporting frame including an upright slidable bar having one end inserted into the hollowed inside of the hollowed main column on the first supporting frame. A forward-spanning mechanism is connected via a multi-directional mechanism to the second supporting frame. A backward-spanning mechanism is mounted on the second supporting frame. Further, a front adjustment device and a rear adjustment device are mounted on the second supporting frame, the front adjustment device being contacted to the forward-spanning mechanism for adjusting the span of the same, and the rear adjustment device being contacted to the backward-spanning mechanism for adjusting the span of the same.

Abstract: A swing propelled vehicle, having a frame set on wheels, a swing device, a steerable axle, and a braking wedge to prevent the wheels from turning in more than one direction. The vehicle is propelled by the momentum generated by the swinging motion, and the braking wedge prevents back-and-forth oscillation of the vehicle, affording forward progress. The direction of travel can be reversed by switching the braking wedge from the front of the wheel to the back and vice versa. The occupant can steer the vehicle by means of a handle that attaches to cables on a pivotally mounted axle.

Abstract: A toy walking rocking horse. The toy horse includes a main body having a seat and a front leg member rigidly attached thereto. A head member shaped to simulate a head of a horse is mounted upon a front portion of the main body, with a pair of elongate handles extending laterally outward from the head in opposing directions. A rear leg member is pivotally attached to the main body at a pivot point such that the front leg member and the rear leg member are rotatable toward and away from each other about the pivot point. A rider may actuate the toy horse into a step-by-step forward progression by sitting upon the seat and alternately (i) rocking backward against the seat to rotate the main body and front leg member in the forward direction to a first forward-advanced position, and (ii) rocking forward against the handles and main body to shift weight of the rider off of the rear leg member to cause it to fall forward to a second forward-advanced position.

Abstract: A crawling exercise including an elongated base frame rod; a front locating device and a rear locating device fastened to said elongated base frame; a rear wheel frame unit having a cross frame rod supported between two wheels and fixed to one end of the elongated base frame rod by a connector; and a front wheel frame unit having a cross frame rod supported between two wheels and coupled to the elongated base frame rod by a connector and reciprocated by the player along the elongated base frame rod between the front and rear locating devices.

Abstract: An improved riding vehicle includes a frame having a substantially triangular form which includes a seat region thereon. The seat region includes a knee pocket formed along the longitudinal axis thereof which terminates in a foot ledge adjacent the rear of the vehicle.

Abstract: Apparatus to reduce the force required to move a load along a flat or inclined surface utilizing an assembly of two traction wheels on a common axis whereby one wheel is free to rotate and the other is prevented from rotation and vice versa by the use of a uni-directional control arm system and means for applying a horizontal oscillating force in alternating left and right hand directions in the form of a relatively long handle attached to the axle housing midway between said traction wheels. The wheel assembly is particularly useful for trailers for carrying animals, small boats, recreational vehicles, two-wheeled hand trucks and similar applications.

Abstract: An apparatus called the "disco-car" is used for both exercise and recreation and comprises an exercising board, a direction-control mechanism and a wheel system. The disco-car does not need any driving power and can start to run at the player's will so long as the player stands on the exercising board and swings or sways his (or her) body together with hand control of the direction. A maximum speed of 11 km/h can be reached. The disco-car is easily operated and safe, and thus is suitable not only for the young and old but also for handicapped people.

Abstract: A user propelled vehicle comprises a seat frame, a back pivotally connected to the rear of the seat frame about a first pivot axis and a leg support pivotally connected to the front of the seat frame about a second pivot axis parallel to the first. A support surface engaging roller is provided on each of the seat frame and the leg support. The leg support and the seat frames can rollingly approach and retreat from one another along a floor or other support surface between a contracted position, in which the seat frame extends forwardly upwardly and the leg support extends sharply forwardly downwardly from the seat frame, and an extended position, in which the seat frame extends approximately horizontally and the leg support inclines relatively gently to the frame. A hydraulic linkage is provided for maintaining the vehicle in the contracted and extended positions and for maintaining the back in positions extending sharply upwardly from or relatively gently inclining with respect to the seat frame.

Abstract: This invention relates to a new and improved skateboard of the type enabling the user to stand on the platform and shift his weight thereon to effect the forward motion of the skate board. The skate board may also be modified to be used as a weight carrier, in which the weight is loaded on the platform and the platform is oscillated.

Abstract: An animal-simulating child's ride-on toy has head and foreleg members that are capable of being turned independently of the body, and has a unique suspension system that is accommodated in the body without disfiguring structure, thereby enhancing the lifelike appeal of the toy. The construction consists of relatively few parts which can be assembled with desirable ease, and production is relatively facile and inexpensive.

Abstract: This device is an amusement and exercise device, which consists primarily of a base, upon which the user stands while grasping a fixed center pole of the base to effect a rocking motion. It further includes three spaced-apart wheels on spring-loaded legs, and three other legs that function as pivot points.

Abstract: A generally T-shaped wheeled support frame is provided with an upstanding hand grip bar and a rearward foot supporting tailpiece pivotally connected for horizontal movement with the hand grip bar by a flexible shaft permitting the user to generate forward movement of the frame by lateral to and fro bending movement of the shaft and pivoting movement of the tailpiece.

Abstract: This invention is to provide a kind of sporting toy car for children, which mainly raises children's interest in toys of this type and provides a wholesome physical exercise for children playing with it to promote their growth.

Abstract: A rider propelled vehicle having a steerable front assembly with a longitudinally extending rack fixed to it. A rear assembly having a sleeve slidably supported on the rack which supports a rear axle. A pinion is rotatably supported by the rear axle. The rider sits on the rear assembly and reciprocates the front assembly with his feet, causing the rack to reciprocate relative to the axle rotating the axle through a sprocket and one-way clutch.

Abstract: A vehicle with a new propulsion mechanism is disclosed. This vehicle is driven by a rider making reciprocal lateral swings by means of one or more rods, each of which carries a ground-contacting propelling member (a wheel, a ski or a skate) through a pivotal joint and a carrier, such as a fork, for the propelling member. In most cases, the vehicle is constructed as a cycle. This cycle can be constructed as one which is used by a rider who cannot move his foot for the purpose of propelling the cycle.The locus of the ground-contact-point of the propelling member is a meandering one.

Abstract: A cambering vehicle employing a cambering device which interconnects the trailing arms for controlled pivotal movement and includes means for locking the trailing arms together and for allowing the vehicle to be folded into a compact configuration so as to facilitate stowage thereof.

Abstract: A cambering vehicle having a steering frame which pivotally supports a pair of trailing arms with one of the trailing arms being provided with a lock bar that is movable from a stored position into a position wherein the free end of the bar is connected to the other trailing arm so as to prevent relative movement of the trailing arms and thereby permit the vehicle to be parked.

Abstract: A toy having a body and a downwardly-extending rear frame movably supported on the body with a spring on the frame to urge the body upwardly, an axle supported on the lower end of the frame and wheels attached to the axle. The axle has a one-way clutch attached to it and the clutch is connected to the body by a cord. As the body moves downwardly, stressing the spring, the clutch is free-wheeled in a first direction and, when the spring forces the body upward, the cord rotates the clutch rotating the axle and, with it the wheels.