Abstract: Drifting karts in accordance with embodiments of the invention are described that include a front wheel drive train and rear caster wheels that can be dynamically engaged to induce and control drift during a turn. One embodiment of the invention includes a chassis to which a steering column is mounted, where the steering column includes at least one front steerable wheel configured to be driven by an electric motor, a battery housing mounted to the chassis, where the battery housing contains a controller and at least one battery, wiring configured to provide power from the at least one battery to the electric motor, two caster wheels mounted to the chassis, where each caster wheel is configured to rotate around a rotational axis and swivel around a swivel axis, and a hand lever configured to dynamically engage the caster wheels to induce and control drift during a turn.

Abstract: A vehicle frame includes a frame body that includes a front wheel connecting member, a rear wheel connecting member, and a backbone member interconnecting the front and rear wheel connecting members and having a plurality of backbone sections interconnected to each other, and a coupling device that includes a plurality of first coupling members, each of which is mounted to a corresponding one of the backbone sections and is operable to switch between a mobile state and a stationary state. Each of the first coupling members is movable along the corresponding one of the backbone sections in the mobile state, and is immobilized relative to the corresponding one of the backbone sections in the stationary state.

Abstract: A rear fork of a bicycle frame. The rear fork includes a base, a first arm, and a second arm. Each of the first arm and the second arm extend rearward from the base. At least one wheelie step is coupled to the rear fork. The wheelie step includes an extension rotatably coupled to and extending from one of the first arm and the second arm, and a foot step coupled to the extension. The extension is configured to rotate along an axis extending in a direction from the first arm to the second arm. A lock is configured to lock the extension to the one of the first arm and the second arm at different rotational positions along the axis.

Abstract: A footrest arrangement is for a motorcycle, wherein the footrest arrangement comprises at least two or more individually pivotable footrest devices with footrest surfaces placed with an internal spacing between them so a motorcycle rider can choose whether to rest his foot on one or more of the footrest surfaces simultaneously.

Abstract: A seat rail of a motorcycle has two side members configured using fiber-reinforced resin. Each side member has a main body and an upper flange portion that protrudes in a width direction of a vehicle body from an upper side edge of the main body. An attachment element for attachment to the main frame of the vehicle body is provided at a front end portion of each side member, and the seat rail has at least one upper connecting member that connects two upper flange portions. The upper flange portion has an inflection section connecting the front section and the rear section such that the rear section of the upper flange portion is raised toward an upper direction with respect to the front section, and the inflection section is arranged between the front end portion of the side member and a foremost upper connecting member.

Abstract: A saddle-riding type vehicle includes a vehicle body frame, a side stand bracket provided at a lower portion of one side of the vehicle body frame in a vehicle width direction, and a side stand supported by the side stand bracket, in which the side stand bracket includes a stand connecting portion to which a base end portion of the side stand is rotatably connected, and a protecting portion which is provided in front of the stand connecting portion in the vehicle and protects the base end portion of the side stand.

Abstract: A saddle riding vehicle includes a pivot frame configured to support a swing arm, a step bracket attachment section continuous with a lower side of the pivot frame, and a step bracket attached to an outer surface of the step bracket attachment section outside in a vehicle width direction and configured to support a step, wherein the outer surface of the step bracket attachment section is provided further inside in the vehicle width direction than an outer surface of the pivot frame outside in the vehicle width direction, and an outer surface of the step bracket outside in the vehicle width direction is disposed to be arranged on the same surface as the outer surface of the pivot frame.

Abstract: A foot rest assembly for use with a motorcycle has a mounting block having a central portion, and first and second winged portions extending at an angle from each opposite end of the central portion, with each winged portion having a cylindrical housing provided at its outward end, and with each cylindrical housing having a bore extending therethrough and at least one threaded opening provided in the cylindrical housing. The assembly also includes first and second foot rests, each foot rest having a vertical bar that has a bottom end, with the vertical bar extending and being bent by about ninety degrees to a horizontal section. The vertical bar of each foot rest is inserted into a corresponding one of the bores of the cylindrical housings, and a threaded bolt is screwed into the at least one threaded opening to secure each vertical bar inside each corresponding bore.

Abstract: A footrest assembly for mounting to a vehicle rail. A position of the assembly along the rail is adjustable. A footrest is connected to a rail mount to be pivotable about a footrest pivot axis between an adjustment position allowing adjustment of the assembly along the rail and a locked position. A clamping member, movable by the footrest relative to the rail mount, is in a releasing position when the footrest is in the adjustment position and in a clamping position when the footrest is in the locked position. When the clamping member is in the clamping position and the assembly is mounted to the rail, a portion of the clamping member and a portion of the rail mount are disposed on opposite sides of the rail and the clamping member applies a clamping pressure to the rail. The locked position sets the position of the assembly along the rail.

Abstract: A footrest mount plate attachable to a swingarm mounting location on a motorcycle frame includes an inner surface protrusion that fits closely within the swingarm mounting bore, and an outer surface configured for attaching a footrest assembly.

Abstract: A motorcycle footrest mount is attachable to a motorcycle adjacent an engine of the motorcycle where a motorcycle frame includes a mount or attaching a crash bar to the motorcycle frame. The footrest mount includes a body that connects to the motorcycle frame mount and a clam shell clamp that connects to a portion of the crash bar. A mounting arm connected to the body carries an adjustable mounting member that is configured to mount a footrest assembly.

Abstract: The adjustable foot peg allows a rider to adjust the position of the foot peg in two ways. First, the bracket to which the foot peg attaches preferably includes a series of holes, about which the foot peg apparatus will rotate. Second, the foot peg is placed at the end of a rotating member, the rotating member able to be fixed at one of multiple possible angular positions.

Abstract: A door opening and closing device for a refrigerator includes a door coupled to a main body, an opening and closing unit including a drive unit for generating rotational force by means of a motor and a door rotating mechanism for opening or closing the door, a device for measuring a back electromotive force generated from the motor, a power circuit connected for supplying power to the motor, a circuit for transmitting back electromotive force of the motor to the device, a control switch for selectively connecting the motor to the circuit or the power circuit, and a control unit for connecting the control switch to the power circuit when the motor is activated, and connecting the control switch to the circuit and opening or closing the door when the motor is deactivated, wherein the control unit closes the door when a predetermined back electromotive force is input to the device.

Abstract: Light source for an inline sensor having one or more solid state UV emitters for emitting light at single wavelengths in the range of 240 to 400 nm. The light emitted by each of the emitters has a bandwidth on the order of 10-20 nm and is directed toward a measurement detector in the inline sensor. The UV emitters are enclosed in a housing which can be attached to the inline sensor, with a reference detector and a regulator for the UV emitters also within the housing, and an aperture through which the light passes from the emitters to the measurement detector. In some embodiments, air cooling is provided for the UV emitters.

Abstract: A motorcycle with a reduced number of parts for a step structure to achieve a compact and simple structure. The motorcycle includes an engine main body of an engine, which exerts power for driving a rear wheel. The engine is mounted on a body frame with a main step on which a rider's foot is placed being supported on the body frame. An exhaust muffler, to which exhaust gas from the engine main body is introduced, is supported by a muffler stay attached to the body frame. A muffler stay, which is attached to attachment portions provided in a body frame above a main step, extends downwardly toward the rear from the attachment portions and functions as a heel guard for a rider placing his/her foot on the main step.

Abstract: A bracket kit adapted to be attached to a motorcycle so as to operatively move the passenger foot pegs forward from their standard position. The kit is believed to be particularly beneficial when installed upon a trike-style motorcycle due to limited leg room.

Abstract: An actuatable foot rest system includes a foot rest member pivotably displaceable between a first position to a second position. The actuatable foot rest system may also include a biasing member that biases the foot rest member about the at least one pivotable connection, at least from the first position to the second position. The actuatable foot rest system may further include a remotely actuated retention mechanism that includes an actuator disposed remote from the foot rest member and which maintains the foot rest member in the first position and, when remotely actuated using the actuator, releases the foot rest member from the first position.

Abstract: A step structure for being disposed on left and/or right sides of a saddle riding type vehicle includes a base portion connected to the vehicle and forming at least part of a first footrest, and a movable portion rotatably coupled to the base portion so that the movable portion is movable between first and second operative positions thereof by being rotated relative to the base portion. The movable portion forms a second footrest disposed at a position different from the first footrest when the movable portion is at the second operative position thereof and jointly forms a first footrest with the base portion when at the first operative position thereof.

Abstract: There is provided a swing arm for a motorcycle. A base section is connected to a chassis framework via a pivot member. A pair of rear-arm sections extend rearwards from the base section. A pair of bracket sections are respectively provided at rear end portions of the rear-arm sections to rotatably support a rear wheel. Each of the bracket sections is formed into a shape including a hole through which an axle of the rear wheel passes, an engaging plane formed at a region surrounding the hole, and a peripheral formation plane positioned to connect with the outer periphery of the rear-arm sections. An inner surface of the peripheral formation plane in the width direction is formed so as to be inclined outwards in the width direction from a side of formation region of the hole towards a front side as viewed from the top.

Abstract: A motorcycle footrest mount includes a support arm that is length adjustable and pivotally adjustable. The mount attaches to a motorcycle structure and includes a helical ramp. One end of the support arm is pivotably mounted to the helical ramp and is spring biased against the mount in a first, home position. The other end of the support arm is mounted to a footrest. The support arm is able to pivotally move downward along the helical ramp upon application of force by a motorcycle operator's legs and feet on the footrest, and to return to the home position when the operator removes his or her feet from the footrest by virtue of the spring biasing.

Abstract: A step structure for a saddle-ride vehicle includes a step that is turned in a freely derricking manner between a usage state raised in a vehicle width direction and a storage state falling along a lateral side of a vehicle. In the step structure for the saddle-ride vehicle, the step is turnably arranged with a shaft provided at an end of the step as the center. The step is also stored in such a manner wherein the shaft is positioned at the rear of the step in the storage state.

Abstract: A detachable foot rest for a motorcycle to detachably connect to a permanently connected foot rest may include a first mirror side member, a center member connected to the first mirror side member and a second mirror side member connected to the center member. The first mirror side member may include a first depression, and the second mirror side member may include a mirror first depression. The first depression and the mirror first depression may cooperate with a leading section of the permanently connected foot rest.

Abstract: An apparatus for supporting an operator's foot riding a straddle-type vehicle. The apparatus includes a foot peg having a first portion connected to the vehicle and arranged for engaging a forward portion of the operator's foot adjacent to or including the ball of the foot. The apparatus also includes a second portion extending rearwardly of the first portion and arranged for engaging a rearward portion of the operator's foot adjacent to or including the heel during flexion of an ankle of the operator.

Abstract: A motorcycle foot peg (10) constructed to help isolate a rider from vibration and impact forces normally transmitted through a solid foot peg. The isolating foot peg is applicable for on and off road use where prolonged vibration or discrete impacts may cause injury. The foot peg has an adaptable rigid mounting platform (11) from which a rigid foot peg supporting shaft (19) projects outward in a cantilevered fashion. The supporting shaft is inserted through an internal aperture (34) and secured to an internal rigid tube (29) of a bushing (27). The bushing filled with a vibration isolating material (32) externally is secured to a receiver (23), which is incorporated into a foot peg platform (22). The foot peg platform (22) is thereby isolated from the supporting shaft (19) and motorcycle frame (12) by vibration damping material (32) with in the bushing (27). This relationship allows for reduction of vibratory forces that would normally be transmitted to the rider through a conventional solid Foot peg platform.

Abstract: A motorcycle including a main-frame, at least three-wheels mounted on the main-frame, and a driver's seat mounted on the main-frame. The motorcycle also includes a forward driver's board, a rearward passenger's board, and a step mounted on the main-frame between the forward driver's board and the rearward passenger's board A middle step assembly includes a flattened U-shaped sub-frame adapted to be connected to the motorcycle main-frame, and a pair of steps, each of which is mounted on a different sub-frame end.

Abstract: A motorcycle foot anchor includes a foot anchor including a base, a body and an end portion. The base of the foot anchor is coupled to a motorcycle frame. The foot anchor protrudes from the motorcycle frame. A plurality of concentric grooves including pointed edges are disposed on the foot anchor. The pointed edges of the concentric grooves point toward the motorcycle frame. The end portion of the foot anchor has a larger diameter than a diameter of the body of the foot anchor.

Abstract: A motorcycle foot peg (10) constructed to help isolate a rider from vibration and impact forces normally transmitted through a solid foot peg. The isolating foot peg is applicable for on and off road use where prolonged vibration or discrete impacts may cause injury. The foot peg has an adaptable rigid mounting platform (11) from which a rigid foot peg supporting shaft (19) projects outward in a cantilevered fashion. The supporting shaft is inserted through an internal aperture (34) and secured to an internal rigid tube (29) of a bushing (27). The bushing filled with a vibration isolating material (32) externally is secured to a receiver (23), which is incorporated into a foot peg platform (22). The foot peg platform (22) is thereby isolated from the supporting shaft (19) and motorcycle frame (12) by vibration damping material (32) with in the bushing (27). This relationship allows for reduction of vibratory forces that would normally be transmitted to the rider through a conventional solid Foot peg platform.

Abstract: A leg rest for a patient transport device, such as a wheeled chair, bed, stretcher, cot, or the like, is movable between a stowed position underneath a seat and a use position extending forwardly from the seat. The leg rest includes a latch and a handle for releasing the latch. The latch is adapted to automatically retain the leg rest in whichever of the use and stowed positions it currently is in. Pulling on the handle releases the latch and allows the leg rest to be moved between the use and stowed positions. The leg rest includes a pad that is positioned, when the leg rest is in the use position, to contact a patient's calf. The leg rest is configured to both pivot about a pivot axis and to have two different sections that translate with respect to each other.

Abstract: An adapter kit for motorcycles, particularly touring motorcycles moves the operator's foot pad forwardly and downwardly to increase the included angle between the upper leg and lower leg at the knee, as well as the angle at the ankle for operating the respective brake and shift controls. The kit includes adapter brackets to move the foot pads forwardly and downwardly relative to the position of the footpad as originally assembled. The kit also includes modified linkages to maintain a correct relationship between the respective control levers and the footpads. The linkage for the shift lever is modified to provide a pivot to accommodate the change in location, and yet maintain easily operated shifting.

Abstract: A powered unicycle device for use upon a riding surface. The unicycle device includes a single wheel rotatably coupled to an axle, the wheel extending substantially in a fore-aft direction. A motor for driving the wheel is provided and electronic equipment, in communication with the motor, is configured to maintain fore-aft balance of the unicycle device while being ridden. An elongated curved rail, defining a curved path, is coupled to a support frame of the unicycle device and extends laterally in a side-to-side direction substantially transverse to the fore-aft direction. A seat is disposed above the wheel and is movably coupled to the rail such that the seat is capable of moving laterally along the curved path of the rail, in the side-to-side direction substantially transverse to the fore-aft direction, while the unicycle device is being ridden.

Abstract: A universal tray apparatus includes a tray and mounting components. The mounting components preferably include at least one arm that connects to the tray, as well as at least one mounting portion that can be reversibly fastened to an existing portion of a wheelchair. One or more of the arms between the tray and the mounting portion is preferably made such that it can retract and extend, depending upon where the person using the tray apparatus prefers the tray to be in relation to the wheelchair.

Abstract: An adjustable seating frame assembly includes a side frame member, first and second joint members, a footrest hanger, a pivot fastener and a lock fastener. The first joint member is affixed to the side frame member and includes a first pivot aperture and at least one first lock aperture. The second joint member is affixed to the footrest hanger and includes a second pivot aperture and at least one second lock aperture. The pivot fastener is secured through the first and second pivot apertures to pivotally attach the second joint member to the first joint member. The lock fastener is secured through a selected one of the at least one first lock aperture and a selected one of the at least one second lock aperture to secure the second joint member in a selected one of a plurality of angular positions with respect to the first joint member.

Abstract: A wheelchair device made for fully supporting the feet of the user. It spans the space between the left and right foot rest pedals. It is comprised of a length of a sleeve made of a durable material and configured with at least one open end; an elongated cross-section; a top surface tread; an essentially smooth bottom surface featuring a shelf; and an internal aperture wherein one of the end with an internal aperture of the device may slide over and essentially encase either of the foot plates of the wheelchair and wherein the opposite end with the recess may rest on the other un-encased foot plate which results in a bridge of the space between the two pedals. An alternative embodiment features an extension tube for various widths of wheelchairs.

Abstract: A vehicle is disclosed. The vehicle may include a hydraulic system. The vehicle may include a sway bar. The sway bar may be positioned rearward of a hydraulic pump of the hydraulic system. A console having a first hydraulic input may be provided in an operator area of the vehicle.

Abstract: A restraint is configured to restrain a rider's footwear to a motorcycle footpeg along at least a nearly vertical first axis. The footpeg extends away from the motorcycle along a second axis. The restraint is based upon a combination of a hook and a clasp. The restraint can be engaged by linearly moving the footwear alternatively along either of two axes including the first axis, and a third axis that is mutually perpendicular to the first and second axes. The restraint may also be disengaged by linearly moving the footwear along the third axis. The third axis generally passes from the heel to toe of the footwear. Moving the footwear in a backward direction (toe to heel direction) engages the restraint; moving the footwear in a forward direction (heel to toe direction) disengages the restraint.

Abstract: A tricycle may be operable between a first mode of operation steerable by a tricycle rider, and a second mode of operation steerable by an individual pushing the tricycle. A rider handle, in the first mode, may be configured to be rotationally coupled with the stem in a manner permitting a tricycle rider to exert forces on the rider handle and thereby turn the fork, and the rider handle in the second mode, being configured to be rotationally uncoupled from the stem, preventing forces on the rider handle from turning the fork. At least one rotation restrictor may be included for preventing the frost wheel from turning to a position where the front wheel axis leads the fork axis, and for maintaining the front wheel axis in a position trailing the fork axis both when the tricycle is propelled by a tricycle rider in the first mode and when the tricycle is pushed from behind in the second mode.

Abstract: A universal tray apparatus includes a tray and mounting components. The mounting components preferably include at least one arm that connects to the tray, as well as at least one mounting portion that can be reversibly fastened to an existing portion of a wheelchair. One or more of the arms between the tray and the mounting portion is preferably made such that it can retract and extend, depending upon where the person using the tray apparatus prefers the tray to be in relation to the wheelchair.

Abstract: Wheelchair designs and enhancements are provided for use with conventional wheelchair design. The designs and enhancements include bariatric extension panels and security features making it suitable for use in high security areas such as prisons and psychiatric wards.

Abstract: A tricycle has a frame, a front wheel with drive pedals, a seat, and a footboard. The footboard of the novel tricycle can optionally be mounted on the frame in a first orientation and at least a second orientation.

Abstract: A body cover structure for saddle-ride type vehicles that enables enhancement of the user's comfort while increasing the rigidity of covering members constituting a center tunnel part. Step floors are configured of forward inclined parts disposed ahead of the floors in a forward rising shape, horizontal parts disposed either substantially horizontally or in a rearwardly rising shape behind these forward inclined parts, and bent parts connecting the forward inclined parts and the horizontal parts. The middle covers are provided on the lower edges thereof with downwardly extending parts extending toward the bent parts.

Abstract: A restraint is configured to restrain a rider's footwear to a motorcycle footpeg along at least a nearly vertical first axis. The footpeg extends away from the motorcycle along a second axis. The restraint is based upon a combination of a hook and a clasp. The restraint can be engaged by linearly moving the footwear alternatively along either of two axes including the first axis, and a third axis that is mutually perpendicular to the first and second axes. The restraint may also be disengaged by linearly moving the footwear along the third axis. The third axis generally passes from the heel to toe of the footwear. Moving the footwear in a backward direction (toe to heel direction) engages the restraint; moving the footwear in a forward direction (heel to toe direction) disengages the restraint.

Abstract: A tricycle may be operable between a first mode of operation steerable by a tricycle rider, and a second mode of operation steerable by an individual pushing the tricycle. A rider handle, in the first mode, may be configured to be rotationally coupled with the stem in a manner permitting a tricycle rider to exert forces on the rider handle and thereby turn the fork, and the rider handle in the second mode, being configured to be rotationally uncoupled from the stem, preventing forces on the rider handle from turning the fork. At least one rotation restrictor may be included for preventing the front wheel from turning to a position where the front wheel axis leads the fork axis, and for maintaining the front wheel axis in a position trailing the fork axis both when the tricycle is propelled by a tricycle rider in the first mode and when the tricycle is pushed from behind in the second mode.

Abstract: A heel rest apparatus for a motorcycle footboard comprises a one-piece heel rest structure and a locking structure securable to a mating portion of the one-piece heel rest structure. The one-piece heel rest structure includes a heel rest portion and a mounting portion. The heel rest portion has an inwardly curved foot engagement surface at a front portion thereof. A footboard receiving channel is provided within the mounting portion. A footboard engaging portion of the locking structure extends at least partially across a width of the footboard receiving channel when the locking structure is secured to the mating portion of the one-piece heel rest structure for allowing an edge portion of the motorcycle footboard to be captured within the footboard receiving channel.

Abstract: A Physical therapy assembly includes a wheelchair that may transport a user. A pad is movably coupled to the wheelchair so the pad may support the user's leg.

Abstract: A wheelchair device made for fully supporting the feet of the user. It spans the space between the left and right foot rest pedals. It is comprised of a length of a sleeve made of a durable material and configured with at least one open end; an elongated cross-section; a top surface tread; an essentially smooth bottom surface featuring a shelf; and an internal aperture wherein one of the end with an internal aperture of the device may slide over and essentially encase either of the foot plates of the wheelchair and wherein the opposite end with the recess may rest on the other un-encased foot plate which results in a bridge of the space between the two pedals. An alternative embodiment features an extension tube for various widths of wheelchairs.

Abstract: An extendable motorcycle running board assembly expands the supporting surface available to a motorcycle rider to enhance comfort for the rider. The assembly includes a plate having a first end, a second end, and a perimeter edge extending around the plate. A connection aperture extends through the plate. The connection aperture is configured for receiving a running board mounting peg therethrough wherein the plate is pivotally coupled to a motorcycle beneath a running board of the motorcycle. A tab is coupled to and extends from the perimeter edge of the plate and upwardly relative to the plate. Thus, the tab abuts the running board of the motorcycle when the plate is pivoted into a fully extended position relative to the running board of the motorcycle.

Abstract: A saddle riding vehicle includes a vehicle body frame, a front wheel, a rear wheel, a power unit, a shift actuator, and an actuator guard. The power unit has a transmission and a shift mechanism for the transmission. The shift actuator is to actuate the shift mechanism and is attached to a lower portion of a side face of the power unit. The actuator guard is to protect the shift actuator from an obstacle and includes a guard frame and a guard member. The guard frame extends in a forward and backward direction of the saddle riding vehicle below the shift actuator. The guard frame is connected to the vehicle body frame. The guard member is connected to the guard frame and covers a lower face and an outer side face of the shift actuator.

Abstract: A heel rest apparatus for a motorcycle footboard comprises a one-piece heel rest structure and a locking structure securable to a mating portion of the one-piece heel rest structure. The one-piece heel rest structure includes a heel rest portion and a mounting portion. The heel rest portion has an inwardly curved foot engagement surface at a front portion thereof. A footboard receiving channel is provided within the mounting portion. A footboard engaging portion of the locking structure extends at least partially across a width of the footboard receiving channel when the locking structure is secured to the mating portion of the one-piece heel rest structure for allowing an edge portion of the motorcycle footboard to be captured within the footboard receiving channel.

Abstract: A special wheelchair device made for fully supporting the feet of the user. It relates to a support accessory for providing added comfort to a person confined to a wheelchair. It spans the space between the left and right foot rests. It is comprised of a length of a sleeve made of a durable material and configured with at least one open end; an elongated cross-section; an external top surface with features like a tread; an essentially smooth bottom surface featuring a shelf-like recess; and an internal aperture with features wherein one of the end with an internal aperture of the device may slide over and essentially encase either of the foot plates of the wheelchair and wherein the opposite end with the shelf may rest on the other un-encased foot plate which results in a closure of the space between the two foot plates.

Abstract: A wheelchair leg-rest adapter is configured to attach to a wheelchair using mounting features functionally compatible with those of a leg rest suitable for the wheelchair, and having mounting features functionally compatible with those of a wheelchair suitable for the leg rest. The leg-rest mounting features are pivotally connected to the structure comprising the wheelchair mounting features, so that a leg rest attached to the former can rotate relative to a wheelchair attached to the latter. The adapter further comprises an adjustment mechanism to move an effective pivot point between the leg-rest and wheelchair mounting features at least in a vertical direction, to bring the pivot point near the knee of a user of the wheelchair.