Abstract: A heat dispersion structure of an on-vehicle device includes a first on-vehicle device including a heat generation source and a first housing which accommodates the heat generation source, and a second on-vehicle device including a second housing having a contact surface to an outer surface of the first housing, and having lower heat generation property than the first on-vehicle device.

Abstract: Various embodiments of side-by-side flexible adjacent vehicles, such as twin bikes, are disclosed including includes two vehicles joined together side-by-side by means of a plurality of interconnecting pivoted link bars. One or more driver riders may simultaneously or independently operate said side-by-side flexible adjacent vehicles. The side-by-side flexible twin bicycle may be configured employing different size bicycles, in-line multi-rider tandem bicycles, recumbent bicycles, mountain bicycles, and motorcycles of various types. These embodiments provide the vertical stability of a four-wheel vehicle while retaining the ability to lean into turns and ride over irregular surfaces affording for each of the riders the handling, ride and feel similar to that of a single conventional vehicles.

Abstract: Various embodiments of a side-by-side flexible twin bicycle are disclosed. In at least one embodiment, the side-by-side flexible twin bicycle includes two bicycles joined together side-by-side by means of a plurality of interconnecting pivoted link bars. One or more driver riders may simultaneously or independently operate said side-by-side flexible twin bicycle. In at least one embodiment, the side-by-side flexible twin bicycle may be configured employing different size bicycles, in-line multi-rider tandem bicycles, recumbent bicycles, mountain bicycles, and motorcycles of various types. These embodiments provide the vertical stability of a four-wheel vehicle while retaining the ability to lean into turns and ride over irregular surfaces affording for each of the riders the handling, ride and feel similar to that of a single conventional bicycle.

Abstract: Various embodiments of a multi-person tricycle are disclosed. In at least one embodiment, the multi-person tricycle includes two front drive wheel assemblies, each having an independent drive train assembly, and includes a rear wheel assembly operably connected to a steering mechanism which may be simultaneously or independently operated by one or more riders. In at least one embodiment, the multi-person tricycle includes a lockable/unlockable pedal connection assembly which: (i) provides the ability for any single rider to simultaneously power two or more independent drive trains; and which (ii) provides the ability for two (or more) simultaneous riders to separately and independently power their respective drive trains by means of a dynamically adjustable coupling/decoupling mechanism.

Abstract: A harvest aid machine and method of use is provided comprising a machine having a main chassis. The main chassis includes a roof, a lateral conveyor belt, a chute for storing empty harvest containers and worker stations. The harvest aid machine is powered by a motor and moves using a directional wheel and two rear wheels. Workers load empty containers onto the chute and after the containers slide down the chute, the empty containers rest in a storage station accessible by additional workers. When a worker is ready to harvest a crop, the worker removes the container from the chute and places harvested crops inside the container. The worker then places the harvested crop filled container onto a worker station. After the worker collects multiple harvested crop filled containers, the worker pushes the containers onto a conveyor belt system, adjacent to the worker station, that runs laterally on the machine.

Abstract: Various embodiments of a side-by-side flexible twin bicycle are disclosed. In at least one embodiment, the side-by-side flexible twin bicycle includes two bicycles joined together side-by-side by means of a plurality of interconnecting pivoted link bars. One or more driver riders may simultaneously or independently operate said side-by-side flexible twin bicycle. In at least one embodiment, the side-by-side flexible twin bicycle may be configured employing different size bicycles, in-line multi-rider tandem bicycles, recumbent bicycles, mountain bicycles, and motorcycles of various types. These embodiments provide the vertical stability of a four-wheel vehicle while retaining the ability to lean into turns and ride over irregular surfaces affording for each of the riders the handling, ride and feel similar to that of a single conventional bicycle.

Abstract: An adapter for interconnecting two bicycles in a side-by-side configuration, wherein the adapter comprises a plurality of articulating joints to permit the joined bicycles to articulate or tilt in coordination while being ridden. The present invention further includes various tilting mechanisms and braking systems to achieve and maintain desired tilted positions of the joined or interconnected bicycles.

Abstract: An adapter for interconnecting two bicycles in a side-by-side configuration, wherein the adapter comprises a plurality of articulating joints to permit the joined bicycles to articulate or tilt in coordination while being ridden. The present invention further includes various tilting mechanisms and braking systems to achieve and maintain desired tilted positions of the joined or interconnected bicycles.

Abstract: A combination buddy bicycle includes a front bike frame, two transverse frames, two front wheel brackets, two steering control bar, front and rear transmission shafts, 1st˜4th pedal assemblies, a middle bike frame, a rear wheel transmission shaft, a rear bike frame, two rear transverse frames, and two rear wheel brackets. The rear bike frame can be directly connected to the front bike frame after removal of the middle bike frame, enabling the bicycle to be ridden by two persons side by side. When the steering control bars are biased, the connected front wheel brackets and front wheels are synchronously biased, assuring high stability.

Abstract: A wheeled vehicle system for operation on a ground surface. The wheeled vehicle system includes a first wheeled vehicle and a second wheeled vehicle, each of which may be scooter-like vehicles. Each wheeled vehicle includes a frame, a rear wheel and a steerable front wheel rotatably mounted in a common plane on the frame to contact the ground surface, an elongate steering member extending generally upwardly from the frame for steering of the front wheel, the elongate steering member defining and rotatable about an axis of rotation. A handle member extends transversely from the elongate steering member for rotation of the elongate steering member. The handle member of the first wheeled vehicle is connected to the handle member of the second wheeled vehicle. An adapter system is also described which facilitates connection of the wheeled vehicles.

Abstract: The present invention relates to a twin-frame bicycle, particularly to one that can be pedaled by two riders in side-by-side coordination so that the riders and the twin-frame bicycle will incline integrally without tumbling or overturning. At least one articulation mechanism is disposed between a primary bicycle body and an auxiliary bicycle body, wherein the articulation mechanism serves in synergy an articulation parallelogram, and a resilient tension mechanism having an elastic element is disposed between the primary bicycle body and the auxiliary bicycle body and counteracts the deformation of the articulation mechanism to maintain equilibrium.

Abstract: The present invention provides a dual riding and driving tricycle in juxtaposing link, particularly for one that can be pedaled by two drivers in side-by-side coordination manner so that the drivers and tricycle will incline integrally without tumbling or overturning possibility; The main feature is that at least one articulation mechanism and a resilient tension mechanism are disposed between the primary bicycle body and auxiliary cycle body, wherein, said articulation mechanism serves in synergy an articulation parallelogram while said resilient tension mechanism counteract the deformation of the articulation mechanism to resume the stable equilibrium so that the integral of the primary bicycle body and auxiliary cycle body can automatically maintain harmonic coordination and stability when driving over bumpy road or corner turn.

Abstract: A dual riding and driving tricycle in juxtaposing link comprises a primary bicycle body, an auxiliary cycle body and an articulation mechanism including a resilient tension mechanism. Primary bicycle body comprises a saddle sat by a primary rider, a front wheel controlled by a steering handle, a rear wheel and a pair of pedals to drive. Auxiliary cycle body comprises an auxiliary saddle sat by an auxiliary rider, an auxiliary wheel with a hub shaft located between hubs of front wheel and rear wheel in primary bicycle body and a pair of pedals to drive. Articulation mechanism comprises a left holding base, a right holding base and two parallel linking trough beams being disposed between both holding bases. Resilient tension mechanism comprises plural elastic elements connected on articulation mechanism respectively. Thereby, primary rider and auxiliary rider can independently tread respective pedals to drive synergistically.

Abstract: The present invention provides a dual riding and driving tricycle in juxtaposing link, particularly for one that can be pedaled by two drivers in side-by-side coordination manner so that the drivers and tricycle will incline integrally without tumbling or overturning possibility; The main feature is that at least one articulation mechanism and a resilient tension mechanism are disposed between the primary bicycle body and auxiliary cycle body, wherein, said articulation mechanism serves in synergy an articulation parallelogram while said resilient tension mechanism counteract the deformation of the articulation mechanism to resume the stable equilibrium so that the integral of the primary bicycle body and auxiliary cycle body can automatically maintain harmonic coordination and stability when driving over bumpy road or corner turn.

Abstract: There is disclosed a device for connecting a lead bicycle and a trailing bicycle into a tandem configuration consisting of first and second connectors attachable to, for example, the seat post of the lead bicycle and to the head post or frame of the trailing bicycle, respectively; a telescoping linking bar releaseably attachable to the two connectors, the linking bar having a section that allows a limited amount of flexing longitudinal travel; wherein the linking bar connections permit horizontal, vertical and torsional rotation and which release and de-couple the bicycles when rotation exceeds predetermined limits, which may occur when one bicycle falls or the trailing bicycle begins to pass the lead bicycle.

Abstract: A bicycle tube connector is a hollow body formed by the coupling of a left shell and a right shell. The tube connector further comprises a transverse rotational shaft connected with two branches of a chain stay, a down tube hole for retaining an obliquely downward down tube. When the bicycle tubes are connected within the tube connector, the left and the right shells are soldered together along the engaged border therebetween. Therefore, the various tubes of the bicycle are more firmly secured and the outlook of the bicycle frame is slick.

Abstract: An operator-propelled, four-wheel vehicle uses a treadmill to drive two rear wheels through a bicycle type derailleur and sprocket gear shifter which provides gear changing capability. The front wheels, each of which have disk brakes, are steered by an automotive type steering apparatus. A vertical extension from the steering mechanism at the front of the vehicle mounts a horizontal steering bar to provide steering control. The steering bar also mounts control grips and cables for the front disk brakes and clutch assembly, as well as the gear shifter. An automatic breaking system ensures that an unmanned vehicle will remain in place.

Abstract: A vehicle frame structure includes a pair of main frames, one of the pair of frames extending on left side of a vehicle, and the other on the right side, from the head pipe rearwards in an overall sealed cross sectional structure. At least a portion of each main frame includes a frame upper stage and a frame lower stage, each stage made up of a closed, sealed cross sectional structure. At least a portion of each main frame further includes an outer plate and an inner plate joined into an integrated piece with the frame upper stage and the frame lower stage. The plates are installed so as to extend over both sides of the frame upper stage and the frame lower stage. The frame structure provides a well-balanced high-strength main frame, and high strength in portions which join the main frame and head pipe.

Abstract: A digitally encrypted audio signal may be transmitted with an analog television signal. Access to the analog television video signal may be controlled by using graphics overlay techniques. The use of digital encryption techniques on the audio channel prevents improper interception.

Abstract: An apparatus for a convertible front 12 and rear 14 stroller having a pivotal locking device 22, 24 fastened to the stroller legs 18, 20 whereby the front and rear stroller can be removably fixedly attached thereto. The tandem strollers 12, 14 perform as a single stroller and can easily be separated to function as independent strollers. The connectors 22, 24 can be stowed against frame members 18, 20 when desirable using a locking pin 40.

Abstract: A multi-person velocipede is provided with a pair of interconnected frame members. A pair of rotatable forward wheels are rigidly coupled to the forward portion of the frames, and a pair of rotatable rearward wheels are pivotably coupled to the rearward portion of the frames. Sets of pedals operatively engage the forward wheels to provide power, braking and turning operations to the velocipede.

Abstract: An activating portion on one section of an adjustable wheel assembly triggers a proximity switch on a vehicle such as a field sprayer to provide a signal indicative of wheel tread. The signal is sent to a controller which controls wheel tread adjustment. Two or more assemblies may be adjusted simultaneously reduce adjustment time. The operator control is located in the vehicle cab for entering wheel spacings, providing an indication of the actual spacing and individual wheel position, and providing error and warning messages. An interlock system prevents axle telescoping unless certain vehicle conditions are satisfied, such as the vehicle speed being below a preselected point and vehicle being in the field mode.

Abstract: A bicycle towing device which is positioned between a tow bicycle, such as an adult bicycle, and a towed bicycle, such as a child's bicycle, and enables the towed bicycle to function as a one wheeled bicycle trailer behind the tow bicycle. The bicycle towing device in accordance with the present invention enables the towing of an intact and ridable towed bicycle behind the tow bicycle by lifting the front wheel of the towed bicycle off the ground and, if desired, the towed bicycle can be pedaled while it is being towed by the tow bicycle. When not in use, the bicycle towing device in accordance with the present invention is capable of being collapsed and stored on the tow bicycle.

Abstract: A device for connecting two bicycles to one another in a side-by-side relationship allows two riders to simultaneously use the bicycle and not have the view blocked by a rider directly in front of them. A steering bar insures that the front wheels of both bicycles are always pointed in the same direction so that, when connected, the joined bicycles both head in the same direction. Additional bars are connected between the two bicycles to provide a rigid connection between the bicycles. The rigid connection insures that both bicycles travel at the same speed. If one rider causes one of the bicycles to move faster, the acceleration and speed of the first bicycle will be transferred to the second bicycle due to the rigid connection. For all intents and purposes, when joined, the two bicycles act as a single vehicle. The connection between the bicycles can be easily disassembled so that each bicycle can be used separately.

Abstract: An enclosed motorcycle (10) that utilizes a structural frame (14), a pair of tandem wheels (36,38), an engine (40) and a handlebar assembly (46) provides transportation for a single driver. A foot brake pedal assembly (96) is pivotally affixed to the frame for stopping the motorcycle and a bench seat (132) is rigidly attached to the frame for seating the driver. A pair of outrigger landing wheels (140) are attached to the motorcycle frame on a common axle and have automatic control to extend the wheels at a predetermined road speed, for preventing tipping at low speeds and when stopped. An enclosure (16) is disposed over and attached to the frame which includes a pair of entrance doors (172) and a pair of leg doors (170), one on each side of the motorcycle for access to the seat for minimizing the enclosure envelope and providing effortless entry into the motorcycle. A two piece external passenger seat (272) is provided over the engine with a fold down cargo compartment underneath.

Abstract: A three-wheeled device (10) for pedal-powered riding, wherein the device (10) provides a substantial but not excessive riding challenge. The preferred device (10) broadly comprises three wheels (12); two shafts (14); and two pedals (16). The wheels (12) are oriented parallel to one another so as to rotate about a common axis. Each shaft extends between and couples (14) two of the wheels (12) in an offset manner. Bearings (26) may be provided to facilitate movement of the shafts relative to the wheels (12) by reducing friction therebetween. Each pedal (16) is coupled with a different one of the shafts (14). For added safety, the pedals (16) may include non-slip contact surfaces (30) and light reflectors (32). In use, a rider stands on the pedals (16) and applies force thereto, with the force being transferred via the shafts (14) to the wheels (12) which are thereby caused to roll.

Abstract: A device for connecting two bicycles to one another in a side-by-side relationship allows two riders to simultaneously use the bicycle and not have the view blocked by a rider directly in front of them. A steering bar insures that the front wheels of both bicycles are always pointed in the same direction so that, when connected, the joined bicycles both head in the same direction. Additional bars are connected between the two bicycles to provide a rigid connection between the bicycles. The rigid connection insures that both bicycles travel at the same speed. If one rider causes one of the bicycles to move faster, the acceleration and speed of the first bicycle will be transferred to the second bicycle due to the rigid connection. For all intents and purposes, when joined, the two bicycles act as a single vehicle. The connection between the bicycles can be easily disassembled so that each bicycle can be used separately.

Abstract: A recumbent vehicle including parallel paired recumbent bicycles operatively and reversibly joined by a bracing assembly having less than four brace members, is provided. The parallel paired recumbent bicycles are easily separable, without the need for tools, for individual riding. A conversion kit for reversibly uniting a pair of recumbent bicycles so as to form a recumbent quad is similarly provided. The kit generally includes a bracing assembly including a pair of braces, and brackets adapted to reversibly receive portions of the braces therein. One of the brackets is a front bracket with another of the brackets being a rear bracket. The front bracket is supported by a front triangle of a diamond frame of the recumbent bicycle, with the rear bracket being supported by a rear triangle of the diamond frame.

Abstract: A recumbent vehicle including parallelally paired recumbent bicycles operatively and reversibly joined by a bracing assembly having less than four brace members, is provided. The parallelally paired recumbent bicycles are easily separable, without the need for tools, for individual riding. A conversion kit for reversibly uniting a pair of recumbent bicycles so as to form a recumbent quad is similarly provided. The kit generally includes a bracing assembly including a pair of braces, and brackets adapted to reversibly receive portions of the braces therein. One of the brackets is a front bracket with another of the brackets being a rear bracket. The front bracket is supported by a front triangle of a diamond frame of the recumbent bicycle, with the rear bracket being supported by a rear triangle of the diamond frame.

Abstract: A novel dual bicycle connecting kit for connecting two bicycles in a side-by-side relationship. The kit may comprise a fixed handle bar coupling assembly attached to the first bicycle; one or more frame coupling assemblies attached at one end to the first bicycle and attached at the other end to the second bicycle. Also, one or more steering coupling assemblies may be attached at one end to the first bicycle and attached at the other end to the second bicycle. Another feature of the kit is that a canopy assembly may be provided having a canopy support frame and a canopy where the canopy support frame is attached to the first bicycle and the second bicycle and the canopy is attached to the canopy support frame. Alternate embodiments may provide a seat assembly having a seat support frame and seat wherein the seat support frame is attached to the first bicycle and the second bicycle and the seat is attached to the seat support frame.

Abstract: A method and apparatus for connecting side-by-side recumbent bicycles to form a quadracycle. The apparatus includes a pair of recumbent bicycles having front wheels and rear wheels. The bicycles have substantially rigid frame members supporting the front wheels and the rear wheels, and the frame members are aligned substantially upright and parallel. The apparatus also includes a single rigid connecting member located between the frame members and attached thereto such that substantially upright planes defined by the frame members always remain substantially parallel. The connecting member has an attachment means to at least one of the frame members such that the frame member rotates relative to the connecting member within a substantially upright plane about the attachment means in order to maintain the front wheels and the rear wheels in contact with an uneven road surface as the quadracycle moves over it.

Abstract: A recreational bicycle apparatus includes side-by-side, interconnected bicycles, each of which is independently geared so that each rider can pedal at a different pace. The steering systems of the bicycles are linked so that either driver can steer using conventional handlebars. The position of comfortable, straight backed seats can be adjusted to suit the user. The apparatus is equipped with a positive trim or levelling mechanism for simultaneously changing the cant of both bicycles when riding on an inclined surface such as the sloping side of a roadway near a curb when crossing a hill. The levelling mechanism permits approximately 30.degree. of adjustment, i.e. 15.degree. on either side of level center.

Abstract: A manually propelled device includes two base modules having at least two wheels interconnected by a pedal element. The device is provided with at least four wheels which are parallel with each other. The pedal elements each interconnect two of the wheels and are fixed to the two interconnected wheels at points off-set from the centers of the two wheels. A shaft interconnects the centers of one of the wheels of each of the modules, thereby interconnecting the modules. Pedaling of the pedal elements by the feet of an operator serves to cause rotation of the wheels in a same rotating direction to propel the device in a selected linear direction.

Abstract: A device for use in conjunction with strollers for securely connecting single strollers together, allowing two or more children, to be safely and effectively transported. The stroller connecting device(s) are easily detachable. The apparatus comprises an adjustable supporting member with a clamping, or other fastening, mechanism at each end. The clamping mechanisms, generally, have two jaws, rotatably connected to one another to grasp and lock a stroller shaft. The fastening mechanism preferably fastens securely onto the shafts of the strollers, providing stable operation during movement. Each jaw, of the fastening mechanism, receives and firmly grasps one shaft of the stroller. The support is preferably comprised of two tubes, with the relative position of the tubes to one another being adjustable, and thus, allowing the distance from one stroller to the other to be variable.

Abstract: The present invention is a pedal-powered two-rider four-wheel vehicle which has a general configuration of two bicycles attached in a side-by-side relationship. The four-wheel vehicle includes four mechanisms which are utilized to construct the present invention: (a) a "king-pin" front-wheel steering system; (b) a differential axle; (c) an intermediate driving shaft; and (d) a unified brake system.

Abstract: A dual recumbent vehicle is provided which includes a pair of recumbent bicycles interconnected in a side-by-side relationship. Each bicycle has an operator controlled steering assembly, an operator controlled drive assembly, and a recumbent seat operatively connected to a frame structure. Each of these bicycles is further connected by cross-braces for operatively connecting the bicycles in a side-by-side relationship, and a steering coupler for coupling the steering assemblies of each of the bicycles so that they operate in unison. A preferred dual recumbent vehicle can be steered by any rider on the vehicle, and varying proportions of power may be provided by different riders. Further, a preferred dual recumbent vehicle is easy to assemble and disassemble into independently operatable bicycles, and is capable of being stored in an upright position in order to decrease the space required for such storage.

Abstract: A bicycle pairing apparatus comprising a plastic chassis having head, rear and intermediate portions respectively opposed to the handlebars, the rear axles and the seat posts of the bicycles. Connector rods connecting the bicycles at the handlebars, the rear axle and the seat post pass through the chassis portions and are supported by the chassis in such manner that loadings on the bicycles that might put them out of square to each other are resiliently resisted and the bicycles are kept in square alignment.

Abstract: A device is provided for connecting two baby strollers together consisting of a pair of bracket units spaced apart and clamped between frames of the baby strollers so that one person can operate the strollers simultaneously for transporting two babies therein.

Abstract: The disclosure provides for torsionally resilient interconnection structure of two existing bicycles into side-by-side or parallel cooperative relationship, by employing plurality of torsionally resilient connecting members which are bent to form a longer mid-portion and two shorter end portions, with their longer mid-portions positioned substantially horizontally and transversely between the main frame tubes of the two bicycles, and their shorter end portions aligning longitudinally with the correspondingly positioned frame tubes of the two bicycles and operatively attached to them at two spaced-apart points, including novel steering linkage and front wheels tie-rod system allowing the two coupled bicycles to be operated as one four-wheel vehicle and enabling it to carry additional people and cargo.

Abstract: This invention is an attachment apparatus operable to interconnect two bicycle members in a side-by-side relationship. The attachment apparatus includes a main support coupling means to interconnect the bicycle members and a steering coordinator means to interconnect the steering mechanism on each bicycle member. The main support coupling means is connected to each steering post housing on each bicycle member to permit a constant distance between each bicycle member while permitting relative rotation therebetween. The steering coordinator means interconnects the turning forks on each bicycle member to assure joint and same turning of each front wheel member when steering the bicycle members.

Abstract: A combined engine and pedal-powered multipassenger, multipurpose four-wheel vehicle constructed by operatively connecting any two compatibly configured, commercially available bicycles and powering at least one of its four wheels with auxiliary propulsion apparatus for optional power assist of such vehicle. The two bicycles are operatively interconnected into side by side, spaced apart and aligned relationship by plural, specifically configured members, each bent to form a longer mid-portion and two shorter end-portions; each mid-portion positioned substantially horizontally and transversely between the two bicycles and each shorter end-portion operatively attached to correspondingly positioned frame members of the two bicycles at two spaced-apart points. A steering assembly based on modified trapezium linkage principle of king-pin with track-arm and track-rod connection of the front wheels of the two bicycles to provided efficient steering from either bicycle.

Abstract: A side by side bicycle has a frame including rear forks, a transverse crank tube, an upright seat tube and an upright steering tube. A rear wheel is mounted in the rear forks, and a crankshaft is journalled in the crank tube. There is a first pair of cranked pedals on one end of the crankshaft on one side of the frame and a second pair of cranked pedals on the other end of the crankshaft on the other side of the frame. A chain and sprocket mechanism connects the crankshaft to the rear wheel. A steering spindle is journalled in the steering tube, and front forks are secured to the steering spindle and carry a front wheel. From the steering tube a duplex yoke has yoke bars that extend laterally at a variable orientation. At one end of one yoke bar there is a handle bar tube from which a handle bar post projects upwardly to carry a first set of handle bars. The other yoke bar at its opposite end carries a steering head with a steering sleeve rotatably mounted in it.

Abstract: A multipassenger pedal vehicle comprising at least two rear drive assemblies, each having a conventional design and including a triangularly shaped frame, a rear wheel, a seat, and a pedal assembly. The rear drive assemblies are interconnected in a side-by-side, spaced apart, and aligned relationship by a plurality of laterally disposed connectors. A steering assembly, also having a conventional design and including a wheel mounted in a fork-shaped frame with handlebars, is positioned centrally and forwardly of the rear drive assemblies and is connected therewith for steering the vehicle. The handlebars extend outwardly and upwardly from the stationary sleeve member of the steering assembly, to a point respectively adjacent to and interior of each of the corresponding seats, whereby each of the users can, with one of his hands, grasp one of the upstanding handlebars, and singly, or in cooperation with the other user, pilot the vehicle.

Abstract: Interconnecting bars are employed to connect two standard bicycles in a side-by-side relationship. The bicycles are interconnected adjacent the respective rear axles thereof, adjacent their respective seats and adjacent the front of the frames thereof, for stabilizing the bicycles and are also interconnected at their respective steering mechanisms with a tie rod that is adjustable to allow setting of wheel toe-in for proper steering and handling characteristics.

Abstract: An activating portion on one section of an adjustable wheel assembly triggers a proximity switch on a vehicle such as a field sprayer to provide a signal indicative of wheel tread. The signal is sent to a controller which controls wheel tread adjustment. Two or more assemblies may be adjusted simultaneously reduce adjustment time. The operator control is located in the vehicle cab for entering wheel spacings, providing an indication of the actual spacing and individual wheel position, and providing error and warning messages. An interlock system prevents axle telescoping unless certain vehicle conditions are satisfied, such as the vehicle speed being below a preselected point and vehicle being in the field mode.