Abstract: Disclosed is a sitting structure including a child seat and fixable to a bicycle for adults in such a way as to guarantee safety and comfort for the child placed on the child seat and the adult who drives the bicycle.

Abstract: A vehicle including a drive wheel and a set of pedals coupled to the drive wheel. The vehicle includes a steering shaft connected to two front wheels. The vehicle includes a front load unit that may be engaged to be supported on a subframe between the two front wheels, the load unit being convertible between passenger seat and cargo storage configurations. In an aspect, the front load unit includes a horizontal load area and a substantially vertical shell forming a back wall and side walls. The front load unit may include a foot support hingedly mounted to the horizontal load area and pivotable between a lower position when the front load unit is configured as a passenger seat and a raised position parallel to the horizontal load area when the front load unit is configured as a cargo storage area.

Abstract: A cargo reversed tricycle apparatus and method providing an open front, allowing the encompassing of cargo and a low center of weight when carrying, allowing more options in loading, transporting, and unloading and improved stability and maneuverability. A front-open frame provides cargo space between the front wheels, and allows for a variety of ways to load, transport, and unload the cargo. A dual-crossed-drag-link steering arrangement is provided, where a drag-link driver linked to the handlebar pushes and pulls shaped link rods, which transfer the forces through pivot links on turning bars on the two front-wheel units, which thereby turn in the intended direction.

Abstract: A frame for an electric bicycle, such as a long-tail electric cargo bicycle, is described. The bike frame, in some embodiments, includes cross members that connect a rear rack of the bicycle to a head tube of the bicycle via a seat tube of the bicycle. Via the multiple connection points, the cross members mitigate side to side movement, such as waggling, of the rear rack of the bicycle.

Abstract: A moving device adapted to be actuated by a prime mover is disclosed. The moving device allows a caregiver to ride thereon. The moving device comprises a vehicle body and a plurality of rotors. The vehicle body includes a first frame portion and a second frame portion. The first frame portion allows the caregiver to ride thereon and the second frame portion allows a care receiver to ride thereon. The plurality of rotors are provided on the first frame portion and are rotatable in accordance with movement of the vehicle body. A wheel base defined by the plurality of rotors is constant. The second frame portion is provided on the first frame portion so as to be movable in accordance with a motion of the caregiver riding on and getting off the first frame portion.

Abstract: The invention relates to a scooter, comprising a standing surface (1), at least one rear wheel (2) articulated to the standing surface (1), and at least one front wheel (3) articulated to the standing surface (1), which scooter can be moved in a direction of travel, wherein the scooter also comprises an element (5) that is connected in an articulated manner to or can be attached to the standing surface (1), which element (5) can be transferred from a first position (6) as a seat element to a second position (7) as a holding bar for a person standing on the standing surface (1), wherein, in the case of use, the scooter can be moved in the same movement direction (20) in the case of a first position (6) of the element (5) and in the case of a second position (7) of the element (5).

Abstract: A bicycle rack system comprises a main frame configured to be mounted over a rear wheel of a bicycle. The main frame comprises a top platform for accommodating one or more first auxiliary devices, the top platform having a first platform section and a second platform section, at least one of the first and second platform sections configured to accommodate the first auxiliary device, and a lower deck for accommodating one or more second auxiliary devices, the lower deck having a first deck section and a second deck section, at least one of the first and second deck sections configured to accommodate the second auxiliary device.

Abstract: A baby seat is provided for a bicycle and includes a seat base including a seat base body, a seat base net, and a seat base fixing member, which fixes the seat base net to a top surface of the seat base body; a back including a back body, a back net, and a back fixing member. The back body is connected, in an upright manner, with a lower end thereof, to a rear end of the seat base body. The back fixing member fixes the back net to the front surface of the back body. In this way, the present invention helps improves comfortableness and ventilation for a baby or child sitting thereon and also helps increase space for article storage.

Abstract: A backrest for selectively connecting to a frame of a vehicle having a straddle seat has a back support, and first and second arms connected to the back support and extending forward thereof. Each of the arms has a first portion at least partially defining a first slot, a second portion slidably connected to the first portion, and a biasing member disposed between the first and second portions. The second portion defines a second slot. The first and second slots open in opposite directions. A vehicle having the backrest and a method of installing the backrest on a vehicle are also disclosed.

Abstract: A front wheel drive bicycle assembly includes a frame that may be mounted for riding. A front wheel is rotatably coupled to a front end of the frame and the front wheel rolls along a support surface. A pedal unit is rotatably coupled to the frame and the pedal unit is selectively pedaled. The pedal unit is in mechanical communication with the front wheel to rotate the front wheel thereby urging the frame along the support surface. A rear wheel is rotatably coupled to a back end of the frame and the rear wheel rolls along the support surface. Moreover, the rear wheel is selectively rotated about a vertical axis for steering. A steering unit is movably coupled to the frame and the steering unit is in mechanical communication with the rear wheel. In this way the steering unit selectively rotates the rear wheel about the vertical axis for steering.

Abstract: A handgun holster for an automobile interior can be attached to the interior components of a vehicle securely and can be adjusted to fit most vehicle moldings underneath the vehicle's steering wheel.

Abstract: A motorcycle includes a frame, a rear fender coupled to a rear portion of the frame, an accessory support structure and a pair of docking structures. The frame defines a longitudinal center axis, the motorcycle having left and right sides divided by the longitudinal axis. The accessory support structure is positioned laterally adjacent to both left and right sides of the rear fender. The pair of docking structures each includes a lug secured to the frame and extending transverse to the longitudinal center axis, and a hollow fitting positionable on the lug in a plurality of different rotational orientations about a mutual axis of the lug and the fitting. The fitting defines a docking surface with a non-circular cross-section. Lateral offset of the docking surface may be adjustable by reversing the fitting on the lug.

Abstract: A pedal driven cart system combining pedals and a cart includes a shopping cart. A pedal unit is provided. The pedal unit is removably coupled to the shopping cart. Thus, the pedal unit is pedaled thereby facilitating the shopping cart to be rolled along a support surface.

Abstract: A coupling system for a vehicle includes a first coupler having an outer annual surface and an opening defining an inner surface. The outer surface and the inner surface define gripping surfaces for gripping one or more alternative vehicle attachments.

Abstract: A motorcycle comprises a vehicle body frame; a seat mounted to the vehicle body frame and including a seat section on which a rider is seated; and a pair of rear side cowlings which are placed on right and left sides of the seat and mounted to the vehicle body frame, the pair of rear side cowlings including protruding sections, respectively, protruding farther upward than the seat section, when viewed from a side.

Abstract: A three wheeled velocipede for three wheeled transport of a driver and a passenger includes a rear frame. A rear wheel is rotationally coupled to the rear frame. A drive train is coupled to the rear frame and operationally coupled to the rear wheel. The drive train is configured to transfer pedal motion imparted by a driver to the rear wheel. A first seat, positioned to seat the driver, is coupled to the rear frame. A front frame is pivotally coupled to a front end of the rear frame. A second seat is couplable to the front frame. The second seat is positionable to seat a passenger. Each of a pair of front wheels is rotationally coupled to a respective opposing side of the front frame.

Abstract: A child safety seat assembly includes a shell body for defining a support base attachable to a child seat, a leg frame extendible downward from a bottom of the shell body, and a cushion part. The leg frame includes a first and a second tube segment attached with each other, the first tube segment being affixed with a fastener. The cushion part is affixed in the second tube segment adjacent to the fastener, and is formed as an integral hollow body including a first, a second and a third sidewall. The first sidewall faces the fastener, and the second and third sidewalls include inward recessed surfaces and are respectively connected with two side edges of the first sidewall. When the second tube segment is forced to displace relative to the first tube segment, the fastener and the first sidewall push against each other to cause deformation of the cushion part.

Abstract: A cargo cycle includes a frame, a plurality of wheels and a rider seat assembled on the frame, and a passenger compartment supported on the frame. The passenger compartment includes a plurality of side walls and at least one passenger seat disposed inwards of the side walls. The passenger seat has a plurality of reclining positions reclined at different angles relative to the side walls. The passenger seat includes a back support and a seat portion. The back support has a folded orientation in which it is folded down parallel to the seat portion and forms a cover of the passenger compartment.

Abstract: A mounting system includes a double-beam support structure comprising two parallel, horizontal bars spaced apart vertically, and a bracket designed to hang from the double support bars while resisting rotation about the support bars. The bracket is slidably positionable along the support bars and may further include a releasable clamp jaw for clamping one of the support bars to selectively fix the position of the bracket along the support bars. The bracket may support a mounting assembly for an electronic visual display, an extension boom assembly, or another item.

Abstract: A self-loading, human-powered pallet carrier is provided, the pallet carrier comprising: a first frame; a second frame; a drive train; a handlebar; a seat; and a braking system, one of the first frame or the second frame supported by a pair of driving wheels, the other of the first frame or the second frame supported by an at least one driving wheel, one of the pair of driving wheels or the single driving wheel pivotally mounted to the second frame with an at least one actuator, the other of the pair of driving wheels or the single driving wheel directly mounted to the first frame with an at least one actuator, the first frame including a pair of pallet forks, the second frame including a pair of beams, which, when mated, form a pallet loading zone, each pallet fork and each beam having an at least one dolly wheel, the drive train, the handlebar, the seat and the braking system mounted on the first frame. A method of using the self-loading pallet carrier is also provided.

Abstract: A child bicycle seat releasably mounted to a bicycle includes a seat assembly including a child seat secured to a tube member, a front tube mounted to a front end of the tube member and having top and bottom cavities, and a quick release clamp mounted to a rear end of the tube member; a handlebar assembly including a hollow pole having two opposite lower slots, a handlebar member threadedly secured to a top of the hollow pole, and a first quick release skewer secured to both the top cavity and the lower slots to fasten the front tube and the hollow pole together; a clamp assembly including a top tube having two opposite slot members, a second quick release skewer secured to both the bottom cavity and the slot members to fasten the front tube and the top tube together. The clamp assembly has a height adjustment mechanism.

Abstract: A mounted child bicycle seat assembly for providing a selectively attachable auxiliary seat for a conventional bicycle that is in front of the base bicycle seat. The mounted child bicycle seat assembly includes an attachable seat having a seat portion for receiving the rear of a passenger and an attachment pole that attaches to a clamp assembly, defined by a upper clamp section, a lower clamp section and two clamp screws, connected to a bracket assembly that is defined by two mirror image elongated bracket members, each having a foot peg extending therefrom. The mounted child bicycle seat assembly attaches to the top tube of the frame of a conventional bicycle, in front of its base bicycle seat, thereby enabling a smaller passenger, such as a child to ride in front of the rider on the base bicycle seat on the attachable seat.

Abstract: Support assemblies for attaching to an existing device, such as a bicycle frame, are provided. Support assemblies are suited for carrying loads and providing additional storage and transport capacity. Assemblies of the present invention contemplate a primary support member for carrying or receiving articles, and additional or secondary members for supporting the primary support and communicating with the existing device.

Abstract: A three-wheeled scooter comprising a footboard is disclosed. The scooter can include a steering column with at least one steering wheel being disposed on the front end of the footboard in the direction of travel, and two running wheels being rotatably mounted, spaced apart from one another with parallel axes, on the rear end of the footboard in the direction of travel. A load platform connected to the footboard is provided above the running wheels. The association of the steering column and the load platform with the footboard is asymmetric in such a way that on the one hand when pushing off with his pushing foot the rider can carry out a push-off movement which is not hindered by the load platform and on the other hand the scooter is largely resistant to tipping both during the pushing off and also during the travel phase even when traveling around curves.

Abstract: A bicycle convertible from a bicycle mode to a stroller mode comprises a frame having a front portion supporting a carrier and a rear portion. A front wheel supports the front portion of the frame, and a rear wheel supporting the rear portion of the frame in the bicycle mode. The rear portion of the frame is hinged to the front portion of the frame such that to convert the bicycle from the bicycle mode to the stroller mode the rear portion of the frame can be moved alongside the front portion of the frame to position the rear wheel to support a one side of the rear portion of the carrier. An auxiliary wheel, movable between a raised position raised from a riding surface in the bicycle mode can be moved to a lowered position contacting the riding surface in the stroller mode to supports the other side of the carrier.

Abstract: The present invention discloses a tricycle having two riding modes, the tricycle comprising: a frame, a single-wheel assembly and a first handlebar mounting base that are disposed at one longitudinal end of the frame, a double-wheel assembly and a second handlebar mounting base that are disposed at the other longitudinal end of the frame, a transmission mechanism disposed between the second handlebar mounting base and the first handlebar mounting base, and a handlebar assembly selectively disposed on the first handlebar mounting base or the second handlebar mounting base, the single-wheel assembly comprising a steering wheel and a first pedal for driving the steering wheel to roll, the double-wheel assembly comprising two wheels widthwise spaced apart and a second pedal for driving the two wheels to roll. The tricycle has a first riding mode with single front wheel and double rear wheels and a second riding mode with double front wheels and single rear wheel.

Abstract: A tandem bicycle is provided that have a shortened wheel base between the front and rear wheels that allows a rider to ride comfortably alone from either the front or rear seats, or with a passenger in the front seat. The frame length of the inventive tandem bicycle is comparable to a standard single seat bicycle. The reduced proximity between riders, and the ability to steer for both the front or rear seats on the inventive tandem bicycle improves the level of participation and interaction between the riders. The wheelbase is reduced by bringing the front wheel closer to the front seat position. A reduced diameter front wheel is provided to accommodate rotational clearance of the front pedals thereby allowing two riders to ride on bicycle frame with a length common to single rider bicycle.

Abstract: The manual shopping chair includes a frame supported by a left rear wheel, a right rear wheel, a left front caster wheel and a right front caster wheel. A wheel lock disk with a plurality of radially extending slots is connected to each rear wheel. Springs urge lock bars toward the slots to lock both wheels. The lock bars are manually held out of the slots during movement. A mast is clamped to the frame front. A pair of basket support tubes are pivotally attached to the mast by a shaft in vertical slots. A basket is clamped to basket tubes. The basket is pivotable from a storage position to an upright position. Hooks hold the support tubes in an upright position. The mast top edge is lower than a seat mounted on the frame for nesting multiple shopping units.

Abstract: A bike stroller includes a front bike stroller frame equipped with two front wheels and providing a connecting tube, a handlebar fastened to the front bike stroller frame, a rear bike stroller frame equipped with a rear wheel and providing a connecting tube and adjustably connected to the front bike stroller frame between a first position for enabling the bike stroller to be used for riding and a second position for enabling the bike stroller to be used as a baby stroller, a seat post frame selectively and detachably fastenable to the connecting tube of the front bike stroller frame or rear bike stroller frame, and a bicycle saddle selectively and detachably fastenable to the connecting tube of the front bike stroller frame or rear bike stroller frame.

Abstract: A combination structure of a cart and a bicycle comprises a bicycle formed mainly by a backbone, a handle, a front wheel and a rear wheel; the handle, the front wheel and the rear wheel being combined to respective positions of the bicycle; a cart formed by a backbone, at least one front wheel, at least one rear wheels and at least one pushing rod; the cart being extended with at least one pushing rod; wherein a user can hold the pushing rods to rotate the at least one front wheel and the rear wheel so as to drive the cart to move forwards; and a hook extending from the cart for hooking the handle of the bicycle. The a cart may be combined to a bicycle directly or indirectly so that enabled old people or child, or expensive goods can be transferred easily.

Abstract: A three-wheeled cycle is provided that can be ridden in an upright position. The cycle can have a suspension system for traversing rough terrain and for traction when turning. The front wheels can have a steering assembly comprised of a two-piece steering arm that clamps the handlebar to the front fork and connection rod with linkage pins. Furthermore, the design of the cycle can be favorable for transport of additional cargo loads.

Abstract: Disclosed is a trailer for attachment to a vehicle. The trailer includes a frame having a first side and a second side that define a bottom area bordered by the first and second sides. Connected to the frame is an attachment arm configured to attach the trailer to the vehicle. At least one floor panel, supported by the frame, is included and is configured to selectively transition between a riding position and a running position. When the floor panel is in its riding position, the trailer is configured to carry and transport an animal. When the floor panel is in its running position, the trailer is configured to exercise the animal such that the animal is free to move under its own power in connection with the vehicle as the vehicle moves.

Abstract: A bicycle frame assembly is formed of a head tube, a seat tube, a linking member, and a support holder. The linking member includes a first part, two second parts, and two positioning parts. The first part is connected with the seat tube. The two positioning parts are spaced from each other and extend in an interval toward the head tube from the first part to jointly form a limiting portion therebetween. The two second parts are connected with the head tube and located between the head tube and the two positioning parts. The support holder is movably mounted to the limiting portion relative to the linking member for accommodating a portable part or accessory. Therefore, the present invention facilitates that the rider can take or put the portable part or accessory from or into the support holder with his or her natural riding posture.

Abstract: The aim of the invention is to improve the stability of bicycles fitted with at least one seat for transporting children, by recentering and lowering the centre of gravity of the child via a specific frame structure, optionally in combination with a choice of reduced wheel diameters and/or an increase in the spacing of the pedals. The location for the feet (31) of the child is inside the supporting structure (9, 10?) of the bicycle linking the seat tube (4?) to the rear wheel axle (14).

Abstract: A motorcycle includes a seat located above the right and left seat frames, a first engagement portion disposed at an underside of the seat, a housing box located below the seat and supported by the right and left seat frames, a key cylinder attached to a lower surface of the housing box and provided with a downwardly-opened key insertion hole, and a seat lock disposed between the lower surface of the housing box and the seat and provided with a second engagement portion to engage with the first engagement portion. The key cylinder comes into contact with the seat lock to cause the seat lock to slide by rotation of a key inserted into the key insertion hole, thus releasing the engagement between the first engagement portion and second engagement portion.

Abstract: A saddle-ride type vehicle prevents attachment accuracy from causing influence on assembly especially in a case of attaching lid opening levers to grab rails and attaching lid opening mechanisms to a vehicle body frame side separately from the lid opening levers Each lid opening lever is pivotally attached to a grab rail through a pivot center shaft. Each lid opening mechanism is bolted to a stay on an upper pipe 9a. The lid opening lever is provided with an engagement portion. A curved surface portion provided on an upper end portion of a bent protrusion a projecting upward from the lid opening mechanism is inserted in the engagement portion to vertically engage the lid opening lever and the lid opening mechanism with each other. In this way, the assembly can be done without being influenced by the attachment accuracy.

Abstract: A mobile treadmill and a method for powering the mobile treadmill are disclosed. The mobile treadmill includes a trailer, a conveyor, a drive system, and a disconnect. Further, the mobile treadmill is powered by its linear movement on the ground. When the mobile treadmill is moved, wheels on the trailer rotate. The drive system is coupled to one of the wheels and transfers the power from the rotation of the wheel to the conveyor.

Abstract: A bicycle including a frame, a bottom bracket coupled to the frame and adapted to support a crankset, and a battery pack supported by the frame. The battery pack has a powered end cap with a tapered protrusion and a battery connector on an end of the tapered protrusion. The bicycle also includes a receiver supported by the frame and including a tapered socket in which the tapered protrusion is positioned. The tapered socket includes a power connector detachably coupled to the battery connector.

Abstract: An animal carrier for installation into an automotive seat is described. The animal carrier has a frame that is formed by the attachment of the bottom edge of a substantially vertical back panel to the back facing edge of a substantially horizontal floor panel, and the further attachment of a spine to both the top edge of the vertical back panel and the forward facing edge of the floor panel. The enclosure of the animal carrier can be formed by the attachment of two side panels, and optionally a front panel, to the frame. The animal carrier can be mounted onto an automotive seat by the passage of an installation belt though a belt path or channel formed through either the back or floor panel.

Abstract: A convertible trailer assembly is provided that can be pushed or pulled. The trailer assembly can be converted between pushed or pulled operation or provided as a retrofit assembly for a stroller that allows its conversion between pushed or pulled operation. The Assembly includes a linkage assembly to provide a smoother towing experience for the user. The linkage uniquely takes up the constant jarring motion that is incompatible as between the user and the trailer and dissipates it in a toggle that consists of a lever extending upwardly from a tow point on the trailer. When accelerating or going uphill the toggle pulls forward, at equilibrium the toggle motion absorbs the incremental differences in acceleration/deceleration and at the rear limit of its range of motion, the toggle pushes a brake actuator to slow the trailer.

Abstract: A motorcycle includes a body frame, a seat, a seat side cover, and a storage box. The seat is supported on a rear portion of the body frame. The storage box is placed below the seat. The storage box is covered with the seat side cover from an outside of the motorcycle in a vehicle width direction of the motorcycle. The lock mechanism is provided to lock and unlock the storage box. The lock mechanism includes an operation device to be operated by a user to at least unlock the lock mechanism. The operation device is mounted in an outer wall of the storage box. The seat side cover includes a cutout or an opening to enable the user to operate the operation device from the outside of the motorcycle in the vehicle width direction with avoiding the seat side cover.

Abstract: A mounting system for removably mounting an accessory on a fender of a motorcycle includes a mounting bracket, mounting tab, and latch. The mounting bracket is configured to be mounted on the fender. The mounting bracket includes a base plate, cover plate, standoff, mounting slot, upper recess and lower recess. The base plate is disposed upon the fender. The cover plate is configured to cover a portion of the base plate. The standoff is sandwiched between the base plate and the cover plate. The mounting slot is disposed between the base plate and the cover plate. The mounting slot is generated by the standoff being disposed between the base plate and cover plate. The upper recess is disposed at an upper edge of the mounting bracket between the base plate and the cover plate. The lower recess is disposed at a lower edge of the mounting bracket between the base plate and the cover plate. The mounting tab is configured to mate with the mounting slot. The mounting tab is affixed to a first accessory.

Abstract: A saddle-ride type vehicle prevents attachment accuracy from causing influence on assembly especially in a case of attaching lid opening levers to grab rails and attaching lid opening mechanisms to a vehicle body frame side separately from the lid opening levers Each lid opening lever is pivotally attached to a grab rail through a pivot center shaft. Each lid opening mechanism is bolted to a stay on an upper pipe 9a. The lid opening lever is provided with an engagement portion. A curved surface portion provided on an upper end portion of a bent protrusion a projecting upward from the lid opening mechanism is inserted in the engagement portion to vertically engage the lid opening lever and the lid opening mechanism with each other. In this way, the assembly can be done without being influenced by the attachment accuracy.

Abstract: A storage apparatus (10) attachable to a wheelchair (44) is pivotable and slidable from a storage position against the back of a wheelchair backrest to an access position adjacent to a wheelchair armrest. Pivoting and sliding is accomplished under power of an operator with the storage apparatus and slide mechanism (11) rotating substantially 90 degrees around vertical pivot member (30) and then sliding on a block member (18). A handle (24) is used to aide with the movement of the storage apparatus and to operate a locking mechanism (28), which secures the storage apparatus in access and storage positions.

Abstract: An auxiliary frame is adapted to be mounted on a rear end of a bicycle. The auxiliary frame includes two horizontally spaced apart lateral propping members, a plank member, and a supporting frame. The plank member extends between the lateral propping members and is disposed at an end of each of the lateral propping members. The supporting frame is connected to and disposed behind the plank member.

Abstract: A bicycle passenger seat may include a mounting bracket adapted to be attached to an existing pole of an operator seat pole of an existing bicycle. A support frame may be pivotally attached to the mounting bracket and adapted to be selectively coupled to an axle of the rear wheel of the existing bicycle. A stud bolt is removably connected to the support frame. Passenger handles are removably attached to axially opposed ends of the stud bolt. A passenger seat may further be coupled to a posterior end of the support frame. The horizontal length of the support frame may be selectively adjustable along an x-axis while the vertical length may be selectively adjustable along a y-axis. In this manner, the combined weight of the operator and passenger is more evenly distributed so that a center of mass is forwardly spaced from the rear wheel of the bicycle.

Abstract: The teachings of the present disclosure relate to a bicycle child seat. The bicycle child seat may include a seat sized for a child, a safety harness configured to secure the child in the bicycle child seat, a bicycle frame attachment mechanism, and a seat post attachment mechanism. The seat may include a hole configured to slide over the seat post of the bicycle.

Abstract: A baby trailer safety structure includes a safety block affixed to one sidebar of the bottom frame unit of the baby trailer opposite to the other sidebar that is mounted with a trailer bar. The safety block has a sloping peripheral wall with an arc face to prohibit a young child carrying in the baby trail from standing up on the associating sidebar to collapse the baby trailer, enhancing the safety level of the baby trailer.

Abstract: A forecab and additional electrical and mechanical components attachable to a motorcycle for converting a motorcycle between its standard configuration and a three-wheeled vehicle is disclosed. The forecab has two front wheels, chassis, a body, a motorcycle front wheel cradle, headlights and parking lights, and standard automobile-type components such as a steering wheel, foot brake, clutch, and foot-manipulated gas pedal. The forecab components are connected to corresponding motorcycle components using both electrical connections, and mechanical linkages as appropriate. The invention adds components to the motorcycle so that the linkages between the forecab and the motorcycle component may be implemented. The mechanical linkages, electrical connections and motorcycle-securing mechanisms are designed to they can be easily connected and disconnected in a manner so that the biker can easily transition between the three-wheeled motorcycle-powered vehicle and the standard motorcycle without tools.

Abstract: A child trailer includes a body which includes a plurality of wheel assemblies at the bottom and a joint assembly at the front side to adjust the angle relative to the body. Hence the child trailer can be maintained at a desired angle to support standing of a child or holding of goods. The joint assembly includes a coupler at the front side to fasten the child trailer to the chassis such as a wheel axle, frame or handle of a stroller, thereby can facilitate standing of the child or holding of goods.