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8056915 |
Stepping scooter
A stepping scooter includes a scooter body for supporting a rider, a moving system, a driving system and a steering lever. The moving system includes a driving wheel rotatably connected with the...
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7988170 |
Scooter
An improved scooter includes a frame, a front wheel, a rear wheel, a stem, a handle, left and right pedal devices, and left and right first driving devices and second driving device. The left and...
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7950736 |
Adjustable seat assembly
A vehicle seat is slidably mounts to rails secured to a vehicle chassis. The rails extend downwardly and away from the steering shaft of the vehicle at a substantial slope. Grooves formed in the...
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7891685 |
Scooter driving structure
A scooter driving structure includes a step member pivotally coupled to a scooter platform and swingable up and down, a first driving module installed at a position corresponding to the step member...
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7828313 |
Adjustable bicycle seat
An adjustable bicycle seat which is supported on a seat tube. The seat is vertically adjustable and held in place by a clamp. A spring is located within the tubular seat frame. The lower end of the...
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7793961 |
Footrest support device for a motorcycle passenger
A removable foot support device for a motorcycle passenger generally comprises an elongate member having a first end portion and a second end portion. The first end portion is removably mounted to...
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7793956 |
Scooter with driving mechanism
The present invention provides a scooter with driving mechanism comprising a scooter assembly and at least a driving mechanism, wherein the scooter assembly has a treadle and a rear wheel; the...
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7722068 |
Adjustable seat for a children's ride-on vehicle
An adjustable seat for a children's ride-on vehicle includes a seat having a pair of tubular brackets mounted thereto. A pair of rails are positioned on the frame of the vehicle and are received...
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7717446 |
Self-propelled vehicle propelled by an elliptical drive train
A bicycle that includes an elliptical pedaling motion is provided. The bicycle includes a frame, having a front wheel and a rear wheel, and a first and a second foot link guide track. A first and a...
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7654549 |
Semi-recumbent bicycle
An improved semi-recumbent bicycle seat includes a frame having a main seat support tube and a steering mechanism including a front tire support fork. Front and rear wheels are mounted on the front...
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7568714 |
Bicycle having a removable power assist module
A power assist module includes a battery powered motor mounted on a manually operated vehicle, such as a bicycle. The power assist module is fixedly mounted on the bicycle and can be easily removed...
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7547021 |
Propelled bicycle with automatic transmission
An automatic transmission bicycle including a bicycle frame, a chain ring, a pair of pedals, a wheel, and a plurality of gears coupled to the bicycle frame. The plurality of gears has a plurality...
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7438297 |
Ski attachment for a cambering vehicle
A cambering vehicle for human propelled transport comprises an elongate front column, first and second pivot axles at the front column, a first trailing arm pivotally attached to the first pivot...
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7377528 |
Cambering vehicle with rocking-bar cambering mechanism
The inventive device includes a tricycle frame comprising a front wheel steering mechanism, the left and right trailing arms with folding mechanism, the left and right rear wheel brake systems, and...
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7232144 |
Folding bicycle
A folding or collapsible bicycle includes a bifurcated solid frame defining a first storage space and a second storage space. The front and rear wheels are held by pivoting forks that can be...
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7226065 |
Bicycle seat
An improved bicycle seat includes a seat base having a base plate and a seat cushion mounted on the base plate and a seat base mounting shaft mounted on and extending downwards from the base plate...
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7207584 |
Motorized bicycle drive system using a standard freewheel and left-crank drive
An auxiliary power system for a bicycle having a motor (10) attached to the bicycle flame (22) by thin clamps (30), which can be arranged in a variety of positions to avoid disturbing the control...
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7144029 |
Bicycle seat attachment
The present invention discloses unique apparatus for attaching a bicycle seat to a typical bicycle seat support post. The seat attaching apparatus permits the seat to controllably tilt, to the left...
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7086491 |
Personal compact cart
A personal cart comprises a mounting structure secured onto two parallel and aligned suspension members near their respective proximal longitudinal ends so as to rest thereon, and extending both...
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7073811 |
Ski
A ski having a central core, a lower reinforcement sub-assembly located beneath the core and resting on a gliding sole that is edged with two lateral running edges, and an upper reinforcement...
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6923459 |
3-wheel vehicle board
A 3-wheel vehicle board which can stably maintain height of a handle bar and change a driving posture in various forms. The 3-wheel vehicle board includes a pair of handle bars provided in the...
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6889993 |
Wheelchair having foldable backrest module and seat module
A wheelchair includes a seat frame having two transverse support rods, a foldable sunk-type seat module mounted on the seat frame and located between the two transverse support rods, a backrest...
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6851694 |
Tricycle
A tricycle comprises a front tube, a handlebar frame, a front fork, a front wheel, two footboard frames, and a swiveling member. The handlebar frame is received in the front tube. The front fork is...
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6695335 |
Cycle, in particular a bicycle
A cycle on which the user can assume a comfortable upright position, that has a frame with a mainly vertically directed seat tube and a handlebar with a steering tube that is directly fastened to a...
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6688624 |
Foot pump scooter
A front wheel of a scooter is pivotally mounted to a frame and includes an upwardly extending shaft supporting a handlebar for steering the scooter. A footpad or peg or pedal, mounted on a spring...
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6648353 |
Upright step-cycle with elliptical motion pedalling
An upright step cycle comprises a two wheeled bicycle, with two non-aligned foot support members (10) attached eccentrically to each crank arm (12) at one end, and at the other end, free to slide...
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6609724 |
Human-powered cycle which is ridden while lying down
A cycle having front wheel forks with a front wheel, a steering device connected to the front wheel forks, and rear stays with a rear wheel that has a free-wheeling hub. The cycle of this invention...
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6581949 |
Cycle scooter
A wheeled vehicle that is convertible between a bicycle mode and a scooter mode. The cycle scooter includes a front wheel drive system with an operator seat that is movable between a lowered...
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6554302 |
Tricycle operated by torsion thereof
A tricycle comprises an upright handlebar, a front wheel frame, two expandable footboard support rods, and two braking devices. The front wheel frame is fastened with the bottom end of the upright...
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6540648 |
Exerciser bike
An improved exerciser bike includes a frame having a front wheel and a handle for steering the front wheel, and includes two rear wheel axles. Two rear wheels are rotatably secured to the rear...
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6505845 |
Jogging scooter
A jogging scooter is constructed to include a base holding a set of tracker rollers, two tracks mounted on the tracker rollers and arranged in parallel, a front wheel rack provided at a front side...
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6428029 |
Wheelchair frame
A wheelchair frame for flexing to accommodate irregularities in the ground consists of a generally rectangular structure having side rails joined by front and rear cross members. One of the cross...
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6419251 |
Propelling scooter
A propelling scooter includes a chassis, a front wheel steerably attached to a front end of the chassis, a rear wheel rotatably attached to a rear end of the chassis and an elongated pedal disposed...
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6412800 |
Universal kit for the application of an electric motor on a standard bicycle transforming same bicycle into a bicycle with pedal assist from the electric motor
A kit for universal use with standard bicycles includes an electrical motor which is mountable to the pedal axle of a bicycle, the electric motor having permanent magnets, an electronic control for...
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6375208 |
Combined skateboard scooter/exerciser
A combined skateboard scooter/exerciser comprises a handlebar, a front body, a transmission device, a wheel device, and a board. A rear end of the front body is pivoted to the board and includes a...
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6352273 |
Seat mounting assembly
A seat mounting assembly permits the elevation of a wheelchair seat frame to be adjusted without varying the longitudinal relationship between the seat frame and the base frame of the wheelchair....
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6220614 |
Jumping bike
An improved bicycle includes a selective positioning system for providing rider-controlled vertical movement of a passenger support construction relative to the bicycle wheels. The bicycle employs...
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6209899 |
Bicycle with passenger lift system
An improved bicycle includes a selective positioning system for providing rider-controlled vertical movement of a passenger support construction relative to the bicycle wheels. The bicycle employs...
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6206394 |
Health exercise equipment propelled by simulated rowing motion
An exercise apparatus to exercise the upper and lower body that is powered by a simulated rowing motion is described. The exercise apparatus includes a frame, front and rear wheels, a slide rail, a...
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6206393 |
Constant center of gravity tilt seat of a wheelchair
A tilt seat of a wheelchair is operatively connected to a wheel-chair frame through an archial support member and through a gear rack such that as the seat is tilted, the center of gravity of a...
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6189907 |
Treadle cart
A treadle cart, having two axles, each axle having one of two pairs of wheels mounted on it, the treadle cart being powered by the pivoting motion of a treadle board which transfers the power from...
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6095538 |
Suspension seat post for a bicycle seat
A suspension seat post for a bicycle comprising a tubular housing having a cylindrical bore formed therein which has upper and lower bushings positioned therein with the upper and lower bushings...
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6050585 |
Bicycle seat power adjustable mechanism
A bicycle seat power adjustment mechanism includes a two-direction activation switch mounted on the handlebars and a power supply mounted on the bike frame or under the seat. The power supply would...
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5927738 |
Bicycle seat suspension system
A seat suspension system for a bicycle comprises an outer generally elongate hollow tube and an inner generally elongate hollow tube telescopingly received within the outer tube. Ball bearing races...
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5881988 |
Non-rotatable seat assembly
A seat assembly includes a seat tube in which a seat post is movably received therein which has a clamping member with a seat disposed thereto. The seat post has two plain portions defined...
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5857691 |
Bicycle shock absorption structure
A kind of improved bicycle shock absorption structure, specifically referring to a kind of improved bicycle shock absorption structure featuring a unitary configuration of the bicycle crankset with...
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5833255 |
Bicycle seat suspension
A bicycle seat suspension includes a parallelogram linkage having one end mounted to a seat post and another end supporting a saddle. A resilient member between opposed members of the parallelogram...
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5704626 |
Suspension device for reducing transmission of shock through bicycle components
A shock vibration transmission reducing suspension device includes an outer tube for mounting to a bicycle frame, a lower guide element having a rectangular bore and stationarily secured in the...
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5683200 |
Device and method for securing shafts adjustably within tubes, especially bicycle components
One end of a flexible cable of specified length attached to the end of a shaft and the other end attached to a light-weight and disengageable restraint anchor with a wedge-shaped cross section...
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5657958 |
Seat post assembly
A seat post assembly attaching a seat to a bicycle is provided. The assembly includes an elastomeric shock absorbing subassembly bonded to a curved bar which is received in a tube of the bicycle at...
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