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| Number | Title | Issue Date |
| 7100975 | Collapsible rocking chair Methods and apparatus are provided in which a collapsible rocking chair has legs that translate towards and away from each other to configure the chair between open and collapsed dispositions, and at least one leg that slidably articulates with a rocker. Preferred e... | 09/05/2006 |
| 7070191 | Safety driving arrangement for twist vehicle A twist vehicle includes a vehicle frame, a driving system, and a safety driving arrangement. The driving system includes a transmission member, having an upper portion connected to a steering member, rotatably supported by the vehicle frame. The safety driving arra... | 07/04/2006 |
| 7021638 | Safety driving arrangement for twist vehicle A twist vehicle includes a vehicle frame, a driving system, and a safety driving arrangement. The driving system includes a transmission member, having an upper portion connected to a steering member, rotatably supported by the vehicle frame. The safety driving arra... | 04/04/2006 |
| 7007962 | Child's swaying bike 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 inse... | 03/07/2006 |
| 6874587 | Electric vehicle with electric-free driving system 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 elect... | 04/05/2005 |
| 6634662 | Driving shaft device of toy twist car 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 driv... | 10/21/2003 |
| 6502843 | Anti-reverse system for twist vehicle 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, ... | 01/07/2003 |
| 6386304 | Electric vehicle with electric-free driving system 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 as... | 05/14/2002 |
| 6306065 | Exercising cart structure 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 whee... | 10/23/2001 |
| 5816597 | Pedal-propelled vehicle structure for amusement scooters 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 s... | 10/06/1998 |
| 5692763 | Swing-powered vehicle 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 th... | 12/02/1997 |
| 5503410 | Walking rocking horse 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 han... | 04/02/1996 |
| 5447483 | Crawling exerciser 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 ... | 09/05/1995 |
| 5035406 | Variable rate secondary spring for a primary leaf suspension spring A vehicle spring suspension system comprising a primary spring and a secondary spring attached to the primary spring for aiding the primary spring to restore vehicle height and to carry increasing loads placed on or in the vehicle. The secondary spring is... | 07/30/1991 |
| 4930796 | Riding vehicle 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 o... | 06/05/1990 |
| 4799697 | Apparatus for manually moving loads 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 ... | 01/24/1989 |
| 4783091 | Apparatus for exercise and recreation 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 lo... | 11/08/1988 |
| 4761013 | User propelled vehicle 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 supp... | 08/02/1988 |
| 4621825 | Oscillating skateboard 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 carrie... | 11/11/1986 |
| 4497500 | Spring action ride-on toy 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 life... | 02/05/1985 |
| 4275881 | Tilt pole 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,... | 06/30/1981 |
| 4230331 | Rider propelled toy vehicle 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... | 10/28/1980 |
| 4200304 | Twisting car 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.... | 04/29/1980 |
| 4198071 | Toy vehicle 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 ... | 04/15/1980 |
| 4076270 | Foldable cambering vehicle 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 t... | 02/28/1978 |
| 4076269 | Swing-drive-vehicle 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 pivo... | 02/28/1978 |
| 4071261 | Lock bar for cambering vehicle 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 t... | 01/31/1978 |
| 4066271 | Toy vehicle 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 at... | 01/03/1978 |
