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7568715 Recreational apparatus  
According to various embodiments a recreational apparatus can include an outer raceway having a ground engaging portion. An inner race assembly can be rotatably engaged to and operable to rotate...
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...
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...
7543834 Foot-propelled wheeled hobby or sport device  
The invention relates to a foot-propelled, wheeled hobby and/or sport device that has a foot plate. Characteristic of the device is that it has one or two wheels ( 1 ) positioned between two side...
7537229 Unicycle with auxiliary wheels  
A unicycle includes an n-shaped fork and a wheel rotatably mounted between two lower ends of the fork via a drive axle. The drive axle has two opposite ends each having a crank mounted thereon. A...
7537228 Monocycle  
A monocycle, includes a wheel, a pedal, a frame portion, a saddle portion, a handle portion, and a braking unit. The wheel includes a rim having a tire, an axle arranged at a center portion of the...
7407465 Torso exercising apparatus  
A portable exercising apparatus for isolating a user's torso muscles during operating conditions includes at least one wheel section that has at least one rim including a plurality of spokes, an...
7337862 Mono-wheel vehicle with tilt mechanism  
In accordance with the present invention a mono-wheel vehicle is provided. The vehicle includes a housing with an inner circumference. A wheel is connected to the housing such that the wheel is...
7240586 Auxiliary power unit starting apparatus for an electric bicycle  
The present invention relates to an auxiliary power unit starting apparatus for an electric bicycle, which can convert the rider's pedaling force into mechanical displacement at the time the...
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...
7074169 Wheel-guiding device and methods of use thereof  
A wheel-guiding device comprises a handle connected to a member of a U-shaped member and the handle is preferably essentially perpendicular to a plane of the U-shaped member for guiding the motion...
6854751 Object lifting and moving device  
An apparatus facilitating the lifting and movement of objects. The present invention, in one embodiment, features a curved rim extending around a mounting plate to which an object or an object...
6676146 Wheeled device for pedal-powered riding  
A three-wheeled device ( 10 ) for pedal-powered riding, wherein the device ( 10 ) provides a substantial but not excessive riding challenge. The preferred device ( 10 ) broadly comprises three...
6666469 Auxiliary device of monocycle  
An auxiliary device of a monocycle has an auxiliary body connected to a monocycle. The main fork of the monocycle has a main sleeve. A detachable auxiliary body is connected to the main sleeve....
6561594 Wheel shaft structure of monocycle  
A wheel shaft structure of a monocycle includes a wheel rim, and a shaft assembly mounted in a center of the wheel rim. The shaft assembly includes a wheel shaft passed through the wheel rim, two...
6505698 End-weighted vehicle  
An end-weighted vehicle comprising a framework having opposing ends and a wheel mounted to one of the ends for rotation and defining a footprint, and a weight supported by the framework proximate...
6502657 Transformable vehicle  
The transformable vehicle comprises a central chassis assembly having first and second distal ends with an axis passing therebetween, a first wheel assembly mounted to the first distal end, and a...
6474742 Appendage cramp relief device  
A appendage cramp relief device for aiding in the relief of cramps in the appendages of the user during extended medical treatment sessions. The appendage cramp relief device includes a base which...
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...
6368226 Conical recreational device  
A conical recreational device for providing recreation and exercise. The conical recreational device includes a tubular housing having a first open end and a second open end. The tubular housing...
6053853 Physical training wheel  
An exercise wheel comprising means for emplacement of an operator's feet whereby he or she orients the body such that the hands are rigidly placed against the underlying surface and the wheel is...
5868413 Unicycle having rearwardly mounted handle structure for training riders  
An improved unicycle is disclosed. The unicycle has a forked stem with a pair of tines. A wheel is rotatable mounted on the tines and a seat is connected to the stem. The stem has a first rod...
5454579 Foot-propelled vehicle  
A foot-propelled vehicle includes an auxiliary wheel unit and a unicycle suspended on the auxiliary wheel unit, wherein the wheel of the unicycle is suspended from a spring so that when the pedals...
5409075 Pneumatic suspension system for farm equipment  
A suspension system for tracked vehicles has a plurality of interconnected air bags that is used to more evenly distribute the weight of the vehicle superstructure over the belt track. The more...
5326118 Limited tilt unicycle  
A unicycle includes a center wheel with two diametrically opposed pedals. Each pedal has a tilt limiting ground contactor such as a wheel or ball affixed to the free end. The ground contactor...
5314034 Powered monocycle  
A monocycle comprising of a single tyred wheel, a handlebar and engine means, stabilized by a gyro flywheel means having substantially large moment of inertia.
5002295 Unicycle having an eccentric wheel  
A wheel of a unicycle has two beams disposed in parallel in a rim. A bolt is extended between the beams. The head of the bolt is disposed away from the geometric center of the wheel and the bolt...
4875672 Swing board toy  
A toy utilizing a platform having first and second sides. A post extends the platform from one side to another and connects to an arm linked to a wheel. The wheel bears on the underside of the...
4861053 Spherical support apparatus movable over plane surfaces  
A spherical element is disclosed having an external pivotably mounted bail counterbalance by an internal counterweight where the sphere is operable over plane surfaces and water supporting a...
4740001 Sprag wheel  
A sprag wheel is a one-wheeled recreational vehicle. Two treads extending on opposite sides of a ground wheel provide a place for the rider to stand. A flywheel concentrically mounted with the...
4647059 Bicycle which can be converted into a unicycle  
A bicycle is convertible into a unicycle by use of quick-release couplings. The front wheel and handlebar are separable from the frame and rear wheel of the bicycle by release of a quick-release...
4324413 Unicycle with water balance  
This invention consists of a unicycle having a rubber tire equipped double wheel, located within a light adjustable body which serves as a seat and a handle for holding onto. It is further equipped...
4241931 Automobile tire riding vehicle  
A discarded automobile tire is utilized as a part of a mobile toy or exercising device. A tire riding vehicle is provided with a base support extending parallel to the space between the two tire...
4176851 Child's bumper bike  
The child's bumper cycle is similar to a conventional child's tricycle except that a 360° bumper ring lying in a horizontal plane completely surrounds the single main wheel of the cycle to replace...
4126326 Training roll-on ball with balancing supports  
This invention is a device to aid persons of varying ages to balance and move freely on a ball. The ball is set in a framework in such a manner that it may roll freely. The framework is mounted on...
4106786 Recreational vehicle for use on sloping terrains  
Recreational vehicle comprises a riding platform having provided therein a centrally disposed aperture, with a single wheel mounted in the aperture. A first pair of skid means is spaced on either...
4073504 Amusement device  
An amusement device having means for treading thereon which causes a rolling action. The device includes a pair of straps for the stabilization of the user.
4062558 Unicycle  
This disclosure pertains to a one wheeled vehicle rotatably affixed to a yoke. One arm of the yoke is provided with a stationary foot rest. The other arm of the yoke contains a rack which when...
3829127 FOUR WHEELED FOOT PROPELLED CHILDS TOY VEHICLE STEERED BY BALANCE OF RIDER  
A vehicle has a circular ring shaped platform frame supported by three swivelled castors. A paddle wheel-seat assembly is spring mounted on the platform in a position for the paddle wheel to engage...
3604726 BALANCE BALL FOR AMUSEMENT AND EXERCISE  
Apparatus including a platform on a freely rotatable ball utilized for developed muscular coordination and balance as well as for amusement. A dome-shaped housing extends over the ball. Secured to...
3512798 SKATE BOARD DEVICE  
3437351 UNICYCLE TRAINING ATTACHMENT  
3399742 Powered unicycle  
3392991 Velocipede  
3306626 Occupant-propelled plaything having a single wheel  
3260523 Rock and roll cylinder  
3138375 Ground supported amusement rollers operable by treading thereon  
3107926 Self-propelled amusement device  
3083036 Occupant propelled unicycle  
2971773 Pogo monocycles  
Matches 1 - 50 out of 80 1 2 >