Abstract: A cart for an injured person is provided. The cart includes a frame, a leg support member coupled to the frame, and a plurality of wheels coupled to the frame. The plurality of wheels is moveable between a first asymmetrical position relative to the frame and a second asymmetrical position relative to the frame, thereby accommodating a person having a non-ambulatory lower left leg or a non-ambulatory lower right leg, respectively.

Abstract: A walker having a detachable backrest is described. The walker contains a seat, and a person may sit in the walker, and rest his or her back against the detachable backrest.

Abstract: A supportive walker includes a front frame, a rear frame, a pair of limitation plates, and at least one safety lock. The limitation plates are adapted to support relative movement of the front frame and the rear frame between an extended position and a folded position. The safety lock is adapted to selectively lock the front frame and the rear frame. The limitation plates are connected to the front frame and each has a passage defined therethrough to accommodate movement of the rear frame. The safety lock includes a mounting unit and a control unit such that the action of a spring force set outwardly pulls the control unit to move an inner protruding block along sliding slots at side wings of the mounting unit, and to further unlock the front frame and the rear frame so as to extend or fold the front frame and the rear frame.

Abstract: A tandem scooter for allowing two people to ride comfortably on one scooter. The tandem scooter includes a wheel assembly including front, middle, and rear wheels members, and also including front, middle, and rear wheel axles upon which the front, middle, and rear wheel members are mounted; and also includes a deck assembly including a deck being mounted upon the wheel assembly and upon which users stand when using the tandem scooter; and further includes a handle assembly being attached to the wheel assembly and to the deck assembly; and also includes a deck support frame being attached to the deck and to the handle assembly; and further includes a brake assembly being attached to the handle assembly and being engagable to the front wheel member.

Abstract: A walker system comprising a frame, a handle, a plurality of wheel assemblies, a pad assembly, and a post locking member. The frame comprises a pad support. The handle is supported.by the frame. The wheel assemblies support the frame. The pad assembly comprises a pad member and a pad post. The pad support slidably supports the pad post such that a position of the pad member relative to the frame can be changed. The post locking member secures the pad post relative to the pad support to substantially fix the position of the pad member relative to the frame. Optionally, the handle member can be slidably mounted to the frame for movement between lower and upper positions.

Abstract: A wagon and steering assembly featuring a stationary rotation mount, a rotation sleeve rotatably mounted over at least part of the rotation mount and a steering mechanism mounted to the rotation sleeve including two oppositely spaced wheels each rotatably connected the steering mechanism. The wagon may also include two such steering assemblies cross-linked so that when first of the steering mechanisms is moved in one direction, the second of the steering mechanisms is moved in the opposite direction.

Abstract: A stand up walker for supporting body weight in a standing position with a pair of upper lift arms pivotally mounted on a walker frame and having lift spring mounted on the walker frame. In the preferred embodiment a pair of lift springs comprise gas springs for asserting a lifting force to the body by a body seat and harness coupled to the upper lift arms. However, the upper lift arms may be provided with resilient handles that apply the lifting force under the armpits or a combination of lifting forces may be employed.

Abstract: A safety driving equipment for a scooter, includes a twister member with a supporting arm at the end thereof opposite to the driving wheels. A universal safety wheel is mounted at the free end of the supporting arm and a transmission unit is extended to connect the twister member at a position between the safety wheel and the driving wheels. The safety wheel is capable of efficiently providing an increased safety area while the scooter in wobbling mainly to maintain the force center shifting within the safety area.

Abstract: A toy vehicle incorporates with an independent wheel arrangement which includes a supporting leg having an upper inserting portion. The toy vehicle includes a vehicle frame having a through hole to define a top and bottom securing surfaces. The inserting portion of the supporting leg has a base portion and a shank portion to define a biasing shoulder therebetween. The inserting portion of the supporting leg is inserted into the through hole of the vehicle frame until the biasing shoulder is biased against the bottom securing shoulder of the through hole. A wheel is rotatably mounted at a bottom portion of the supporting leg. A locker member is securely attaching to the shank portion of the supporting leg with the through hole and biased against the top securing shoulder of the through hole, so as to securely mount the supporting leg to the vehicle frame.

Abstract: A children's wagon has a molded plastic body including a horizontal floor with surrounding pockets. The wagon also includes front and rear wheels with the former mounted upon a pivoting bolster to which a handle is attached. Molded plastic front, rear and side walls surround the horizontal floor and are removably fastened to the body via their bottom edges by tabs and hook projections that engage the wagon body pockets. Horizontal surfaces are formed adjacent to the side edges of the front, rear and side walls. A knob and a cup are formed on each horizontal surface. The knobs of the side walls engage the cups of the front and rear walls while the knobs of the front and rear walls engage the cups of the side walls so that the front, rear and side walls are joined together in a secure but removable fashion.

Abstract: A sled is provided which includes a composition configured for use in the sled. The composition includes a polypropylene copolymer having an IZOD impact from about 0.1 ft lb/in to about 30.0 ft lb/in.

Abstract: A cart for an injured person is provided. The cart includes a frame, a leg support member coupled to the frame, and a plurality of wheels coupled to the frame. The plurality of wheels is moveable between a first asymmetrical position relative to the frame and a second asymmetrical position relative to the frame, thereby accommodating a person having a non-ambulatory lower left leg or a non-ambulatory lower right leg, respectively.

Abstract: A child's ride-on vehicle consists of a body, a seat on the body, and a rear wheels below of the body, a steering axle frame at upper front of the body, and a front wheel mounting at front below of the body, two front wheels are set on the front wheel mounting, and a steering axle extended up from the front wheel mounting through the body, and a steering axle frame set to the body, then is fixed on the steering wheel.

Abstract: A walker includes a frame with downwardly extending front and rear legs. An obstacle traversing wheel assembly is disposed at the lower end of each front leg, and a wheel having a brake that is engaged by a downward force on the walker frame is disposed at the lower end of each rear leg. The obstacle traversing wheel assembly is arranged with a primary wheel that is rotatable about a central axis. At least four secondary wheels of equal diameter, but smaller than the primary wheel, are arranged at fixed locations around the circumference of the primary wheel. The secondary wheels are arranged to freely rotate independently of each other and of the primary wheel.

Abstract: An orthotic walker comprises an orthosis (60) mounted on a wheeled frame (10) which includes a first or rearward transverse frame member (11) having thereon an attachment device (17) for releasably mounting a support member (20) adapted to carry said orthosis (60) and a connection assembly (13, 33) for the releasable connection of forwardly extending lateral frame members (30) with an optional removable forward transverse frame member (50). The first frame member (11) carries a pair of laterally spaced wheels (16) and the lateral frame members (30) each carry a further wheel (41) at the forward end thereof. Several interchangeable lateral frame members (30, 30A) are provided whereby the overall width of the frame (10) can be varied by selecting lateral frame members (32, 32A) of differing size. The support member (20) which carries the orthosis (60) is one of a plurality of interchangeable support members (20, 20A) provided in a range of sizes to suit patients of differing height and weight.

Abstract: A stand up walker for supporting body weight in a standing position is provided with a pair of upper lift arms pivotally mounted on a walker frame and having lift spring means mounted on the walker frame. In the preferred embodiment a pair of lift springs comprise gas springs for asserting a lifting force to the body by means of a body seat and harness coupled to the upper lift arms. However, the upper lift arms may be provided with resilient handles that apply the lifting force under the armpits or a combination of lifting forces may be employed.

Abstract: A cart for an injured person is provided. The cart includes a frame, a leg support member coupled to the frame, and a plurality of wheels coupled to the frame. The plurality of wheels is moveable between a first asymmetrical position relative to the frame and a second asymmetrical position relative to the frame, thereby accommodating a person having a non-ambulatory lower left leg or a non-ambulatory lower right leg, respectively.

Abstract: A scooter includes a platform and at least three casters. The platform has a horizontal top surface and at least one vertical side surface extending downwardly from the top surface. The casters extend downwardly to support the platform when the platform rolls. The scooter also includes a horizontal flange and a vertical flange. The horizontal flange extends away from the vertical side surface. The vertical flange extends the horizontal flange. The vertical side surface, the horizontal flange and the vertical flange define a groove adapted to receive a mating tongue on a second scooter. This provides an integral, low-profile tongue-and-groove type of connection between two or more scooters.

Abstract: A stroller includes a stroller frame, a wheel unit mounted on the stroller frame, a resistance providing unit mounted on the stroller frame, a revolution sensor mounted on the stroller frame adjacent to the wheel unit so as to detect revolution of the wheel unit and so as to generate an electrical signal each time one revolution of the wheel unit is detected, and a counter mounted on the stroller frame and connected to the revolution sensor so as to receive the electrical signal from the revolution sensor and so as to count the number of the revolutions of the wheel unit.

Abstract: A children's wagon has a molded plastic body including a horizontal floor with surrounding pockets. The wagon also includes front and rear wheels with the former mounted upon a pivoting bolster to which a handle is attached. Molded plastic front, rear and side walls surround the horizontal floor and are removably fastened to the body via their bottom edges by tabs and hook projections that engage the wagon body pockets. Horizontal surfaces are formed adjacent to the side edges of the front, rear and side walls. A knob and a cup are formed on each horizontal surface. The knobs of the side walls engage the cups of the front and rear walls while the knobs of the front and rear walls engage the cups of the side walls so that the front, rear and side walls are joined together in a secure but removable fashion.

Abstract: A steering device for a skateboard has a front seat mounted with a pair of front rollers. The front seat has an upwardly extending cylinder. A receiving hole is defined in a top surface of the cylinder. The receiving hole receives a sphere inside. The sphere is connected to a shaft. The steering device enables the skateboard to be turned agilely, and is able to be adjusted to suit riders of different sizes.

Abstract: A stand on riding two wheeled scooter with handle-bar steering through a rotatable front fork with attached wheel mounted on a platform with the stationary fork rear wheel being driven through an attached sprocket by means of a geared treadle.

Abstract: A rolling walker 1 comprises a first frame 3 supported by a front caster 2 at both ends thereof and a second frame 5 supported by a rear caster 4 at both ends thereof, and a handle 7 provided to either first frame 3 or second frame 5. The first frame 3 and the second frame 5 are foldably connected each other by a connecting shaft 6. The rolling walker 1 has a closed frame fixing means 11 which fixes the first frame 3 and the second frame 5 in a closed position and connects the first frame 3 and the second frame 5 to stand when the first frame 3 and the second frame 5 are rotationally folded around the connecting shaft 6, so that each frame 3, 5 can be kept folded to stand when the rolling walker 1 is not used.

Abstract: A device is designed to secure the front tube of the handlebar of a foldable scooter and is formed of a shaft rod, two clamping members, a wrenching rod, a lashing collar, and a stop nut. The device is pivotally fastened between the front tube of the handlebar and the folding mechanism of the foldable scooter. The clamping members are actuated by the wrenching rod to hold and push a press member of the shaft rod to press against the front tube, so as to prevent the handlebar of the scooter from swaying at the time when the scooter is in motion.

Abstract: A folding structure includes a mounting base fixedly fastened to the footplate of a kick scooter, the mounting base having a first locating hole and a second locating hole, a coupling member fixedly connected to a steering control handle and pivoted to the mounting base for enabling the steering control handle to be turned between the operative position and the non-operative position, a stop member mounted in the coupling member, a pusher mounted in the stop member and adapted to force the stop member into engagement with one of the first locating hole and second locating hole of the mounting base to further lock the steering control handle in the operative or non-operative position, an actuating member adapted to move the stop member into the inside of the coupling member away from the mounting base for enabling the steering control handle to be turned with the coupling member between the operative position and the non-operative position.

Abstract: A foldable handle for a skateboard a ski board comprises a pipe erecting upwardly from the front end of the board and a tightened tube having a quick-release wrench secured thereat. The tightened tube has a positioning part extending a block therefrom, which seats in a slot of the pipe. A connecting rod located at a lower end of the front strut. The connecting rod is inserted into the pipe and secured by the tightened tube, and is composed of an upper section and a lower section. Each of the upper and the lower sections has a slot corresponding to the block of the positioning part. Thus, when the lower section is inserted into the pipe, the upper section has a recess at its end and the lower section has a stud which is inserted into the recess in a normal situation. When pulling the front strut upwardly, the recess will depart from the stud, thus the front strut may be folded.

Abstract: A steering control mechanism for folding collapsible kick scooter includes a footplate having a fixed front mount, a steering control column mounted on the front mount and turned relative to the footplate between a vertical operative position and a horizontal non-operative position, and a locking mechanism adapted to lock the steering control mechanism between the vertical operation position and the horizontal non-operative position, the steering control column having a bottom yoke, the bottom yoke having two arms respectively pivoted to a transverse pivot in the front mount; the locking mechanism comprises a locking lever pivoted to the front mount above the transverse pivot and turned to lock/unlock the bottom yoke of the steering control column, the locking lever being extended over the bottom yoke and having spring means pressed on the bottom yoke after the steering control column has been turned to the operative position, and brake means provided at the bottom yoke and adapted to engage a stop face of th

Abstract: A walking frame comprises two first support rods, two second support rods, two seat rods fastened between the first support rods and the second support rods, and a seat mounted on the two seat rods. The seat rods are provided with two locating seats. The first support rods and the second support rods are provided with a plurality of locating holes which are arranged at an interval along the longitudinal direction of the first support rods and the second support rods. The seat is adjusted in height by the locating seats which are located by the locating holes of the support rods.

Abstract: A skateboard for use on pavement, ice or snow using a single narrow-footprint wheel, ice-blade or ski-runner attached to each foot, thus requiring the rider to dynamically balance the board. The skateboard is capable of self-propulsion at considerable speed on the flat or uphill by using an undulating motion. It can also lean up to 30 degrees and has a steering circle of only two feet. The board's construction comprises a front footboard, a rear footboard, and a strut which connects the two footboards and resists bending and extension. Each footboard includes a footpad, an attachment (i.e. a wheel, blade or ski), and a pivot joint connecting to the strut. The axis of this joint is aligned perpendicular to the footpad which allows the rider to steer each footboard independently by torsionally rotating the lower leg.

Abstract: An attachment for affixing hand operated side wheels to a scooter board is described. The attachment has a frame, preferably made from a metal strap with upturned ends. The ends are sufficiently spaced to accommodate a scooter board placed between them. Each end has a short axle on which a wheel is mounted. The wheels have an outwardly oriented offset handle acting as a crank to propel the attachment when combined with a scooter board. A washer and bolt passing through the center hole of the scooter board is sufficient to mount the attachment. Slotted indexing blocks attached to the frame engage reinforcing ribs on the underside of the scooter board to prevent rotation of the attachment.

Abstract: A scooter braking structure comprises an arresting member pivoted in the receiving slot of a scooter bottom board and provided with a tread portion and a braking portion. A spring urges the inner wall of the receiving slot and the arresting member such that the arresting member swivels between a braking position and a releasing position. When the arresting member is located at the braking position, the spring is compressed by the arresting member such that the braking portion comes in contact with the scooter rear wheel to slow down or stop the scooter in motion. When the arresting member is located at the releasing position, the spring returns to its original form to push the arresting member such that the braking portion is separated from the scooter rear wheel.

Abstract: The present invention relates to an inclination prevention structure of a child wheeled vehicle including a rotation shaft having one end extended through the bottom of the vehicle body and secured with one end of a swing arm which can be rotated with the rotation shaft. The other end of the swing arm has two sides respectively pivoted with a wheel, thereby forming a swing wheel set. An inclination prevention bracket mounted between the vehicle body and the swing arm has one end combined with the rotation shaft, and can swing with the swing arm synchronously. The inclination prevention bracket is extended toward a direction directed opposite to the wheel of the swing wheel set, is bent downward, and is formed with an abutting portion adjacent to the ground. In such a manner, the child wheeled vehicle can obtain a better support during turning around, thereby enhancing the safety of use.

Abstract: A vehicle includes a base having one or more wheels attached to the front portion and having a seat attached to the rear portion. A maneuvering device includes a tube rotatably engaged through the front portion of the base and includes a wheel device attached to one end and separated from the tube, and a handle device secured to the tube for rotating the wheel device of the maneuvering device in order to move the vehicle either forward or rearward. A cushioning member is engaged on the outer peripheral portion of the base for cushioning purposes.

Abstract: A steerable scooter including a standing platform supported on a rollable rear support wheel, a steerable front support wheel, and adjustable seat assembly. The scooter includes a support platform positioned below the top surface of the support wheels. In addition, the scooter includes an adjustable seat that has a top surface positionable two or more inches below the top surface of the support wheels.

Abstract: The present invention may provide a support assistive device for a user having a frame assembly (1), a vertical pelvis support element (2) connected to the frame assembly which may primarily support the ischial tuberosities (34), and a horizontal pelvis support element (3) which may primarily support the anterior superior iliac spines (35) of a pelvis (1a). It may provide such support with minimal or no hand or arm support. By supporting on the anterior superior iliac spine (35) on either side, a moment can be created to assist in turning even without the use of hands by simply turning the direction of the pelvis (1a). The created moment of the present invention is more natural to the user in turning the pelvis and as a result the device. The present invention may also provide a fluidic braking assembly (53) for any rotatable elements (48), which can be advantaged to assist a user in supplying an increase of force to actuate the braking action.

Abstract: A steerable scooter including a standing platform supported on a rollable rear support wheel, a steerable front support wheel, and adjustable seat assembly. The scooter includes a support platform positioned below the top surface of the support wheels. In addition, the scooter includes an adjustable seat that has a top surface positionable two or more inches below the top surface of the support wheels.

Abstract: The invention herein relating to a safety driving equipment for a toddler's scooter is mainly comprised of a driving triangular base with a long extended wheel arm at the end opposite to the driving wheels. A universal auxiliary wheel is mounted at the end of the wheel arm and a shaft level disposed between the auxiliary wheel and the middle of the driving wheels forms a center point. The auxiliary wheel can efficiently provide the increased safety area while the scooter in wobbling mainly to maintain the force center shifting within the safety area.

Abstract: A hand grip having an elongate member with a length and a cross-sectional profile perpendicular to the length. The cross sectional profile has a first convex surface, a second convex surface adjacent the first convex surface, a third convex surface adjacent the second convex surface, and a fourth surface between the first and third convex surfaces. A retention rib extends outwardly from the fourth surface and extends at least a portion of the length of the elongate member, the retention rib being generally u-shaped in cross section. A walker having a front frame having opposing lateral ends, and first and second side frames connected to the front frame at the lateral ends thereof, respectively. Each side frame has fore and aft generally vertical leg portions, the leg portions each have a lower end, and an end cap positioned on the lower end of each of at least two of the leg portions. The end cap is at least semi-spherically shaped.

Abstract: The invention herein relating to a safety driving equipment for a toddler's scooter is mainly comprised of a driving triangular base with a long extended wheel arm at the end opposite to the driving wheels. A universal auxiliary wheel is mounted at the end of the wheel arm and a shaft level disposed between the auxiliary wheel and the middle of the driving wheels forms a center point. The auxiliary wheel can efficiently provide the increased safety area while the scooter in wobbling mainly to maintain the force center shifting within the safety area.

Abstract: A wheeled walker having a moveable carry basket. The walker has a carry basket mounted between the front leg members. The mounting arrangement permits the basket to be moved between a first position in which the basket projects forward of the front leg members for ease of loading and unloading and a second position in which the basket is displaced substantially rearward of the front leg members under the seating surface.

Abstract: A combined wheel chair and walker with wheels. A removable seat fits over the fixed lower conventional walker seat. Upright supports attach wheels and one support has a crank and screw gears to provide for the adjusting of the vertical height of the upper portion of the walker. Connecting linkages engage sprockets on shafts and these linkages are made up of chains mount around the sockets. By turning the crank the sprockets turn and connected shafts are moved within the upright supports to change the height of the upper frame and seat relative to the lower ground engaging frame upright supports and their wheels.

Abstract: A dual-footboard scooter in a tricycle format having a front wheel or ski coupled to a steering post passing through a steering column to join a steering handle and a bifurcated frame extending rearwardly from the steering column forms two branches, extensions of which each support a rear wheel or ski, respectively. In operating the scooter, the rider grasps the steering handle, rests one foot on either footboard and swings the other foot extending through the extended free space between the footboards and bifurcated frame, making pushing contact with the ground or snow to propel the scooter.

Abstract: A tricycle comprises a front tube, a handlebar frame, a front fork, a front wheel, two footboards, and a swiveling member. The handlebar frame is put through the front tube. The front fork is fastened with the bottom end of the handlebar frame for fastening the front wheel. The two footboards are pivoted with the front tube and are formed of a bottom tube, a step board, and a rear wheel. The swiveling member is pivoted with the front tube and is provided at the top end and the bottom end with a cross rod. The two cross rods are arranged at an interval between the two bottom tubes.

Abstract: A wheeled chair is provided which permits patients to propel themselves with their feet while seated in the chair, and which is also capable of being used by patients of a wide range of heights. Accordingly, the present invention provides a wheeled chair having frame members, seating members, rolling means, and means to cause vertical adjustment of the seating member. In one embodiment, the seating member has means to allow it to be tilted. In this respect, the seating member is pivotally coupled to the frame members. In another aspect, such point of pivotal coupling is located proximate to the front portion of the seating member, thereby causing relatively less upward movement of the front portion of the seating member when the seating member is tilted than where such point of pivotal coupling is located rearward of the seating member. In a further embodiment, the frame members include vertically extendible arm rest members for supporting the arms of a person sitting in the chair.

Abstract: A baby rider of simple construction wherein all the components can be dis-assembled and stored within the main ride-on body when packaged, and furthermore, all components can be easily re-assembled by the consumer once the baby rider has been purchased. The baby rider comprises a main body, a front wheel assembly and a rear wheel assembly, wherein both the front wheel assembly and rear wheel assembly are detachably mountable on the main body, and are sized and shaped so as to be packagable within the main body, whereby the front and rear wheel assemblies can be packaged within the main body for subsequent removal from, and assembly to, the main body.

Abstract: A transformable scooter is disclosed. The scooter transforms from a standing to a sitting configuration. The scooter includes a unique handle assembly that can extend and pivot to accommodate both standing and sifting riders. The scooter also includes a movable backrest that can be adjusted to support a standing or sitting rider. The scooter can also be motorized.

Abstract: The present invention, relating to a safety driving equipment for a scooter, includes a twister member with a supporting arm at the end thereof opposite to the driving wheels. A universal safety wheel is mounted at the free end of the supporting arm and a transmission unit is extended to connect the twister member at a position between the safety wheel and the driving wheels. The safety wheel is capable of efficiently providing an increased safety area while the scooter in wobbling mainly to maintain the force center shifting within the safety area.

Abstract: The rolling walker with load assuring feedback disclosed herein provides unique features to benefit the recovery of convalescing patients with lower extremity or hip injury. Ensuring that the prescribed reduction in weight-bearing is occurring during walker ambulation is the goal of the walker disclosed herein. The walker is based on a rear-entry, four-wheeled design. The walker handles are loaded during usage to relieve stress from the injured body part. To give direct feedback to the user as to the adequateness of the applied handle loading, spring-loaded pistons allow the handles to reach a stable horizontal position only when adequate handle loading is produced. The load that is required to depress the handles to a horizontal position can be easily calibrated to match the prescribed weight removal through adjustment of the vertical position of the spring base.

Abstract: A supportive walker includes a front frame, a rear frame with a connection bar connected thereto and a pair of retaining frames connected to the front frame so that the connection bar extends through the two passages of the two retaining frames. A safety device has an engaging portion and an urging device which is biased between the retaining frame and the engaging portion. The engaging portion is releasably engaged with the connection bar by operating the urging device. Therefore, the front frame and the rear frame are expanded or folded securely when the urging device is released. The connection bar of the rear frame is movable in the passages of the retaining frames when the urging device is pressed.

Abstract: A rolling crutch for use when one foot requires immobilization is provided which has a braking or stopping mechanism to permit freedom of the hands of the user when stopped and is sized for stair compatibility.