Abstract: The present utility model provides a drifting vehicle frame. The drifting vehicle frame comprises a seat support apparatus provided with symmetrically rotating rollers and an adjusting apparatus telescopically connected to the seat support apparatus, wherein the adjusting apparatus comprises a first connecting rod, a butt strap component positioned below the first connecting rod, and a handle component passing through the first connecting rod and the butt strap component, the handle component is fixed on the first connecting rod, and the butt strap component takes the handle component as a rotation center and is connected to the handle component.

Abstract: A multi-function, anti-rotational, power-sports utility hitch receiver assembly includes a four-sided hollow receiver tube having a forward end configured to attach to a tow vehicle and a rearward end configured to house an attachment of an accessory shank. Aligned apertures are present in the opposing sidewalls between the forward end and the rearward end for securing a hitch accessory shank within the receiver tube by inserting a hitch-pin through apertures. A removable, adjustable tightening bar is attachable to an underside of the hitch receiver tube for maintaining the receiver tube in a stationary position when the receiver tube is installed on a tow vehicle by abutting a surface on the tow vehicle. The assembly further includes a tow loop, e.g., for attaching tow chains, straps, bungee cords, tow hooks and the like to the receiver.

Abstract: A guard assembly associated with a final drive assembly is provided. The guard assembly includes a skirt member coupled to the final drive assembly such that the skirt member partially encloses the spindle housing. The skirt member includes a first end portion having a mounting surface and a second end portion having an axial projection radially spaced from the outer surface and extending towards the first end portion such that the axial projection defines a circumferential groove adjacent to an outer surface. The guard assembly also includes a segmented seal having an axial member provided in an inner surface and extending inward towards an inner surface and defining a circumferential groove positioned outward from a first diameter such that the circumferential groove is configured to cooperate with and be spaced from the circumferential groove of the second end portion of the skirt member.

Abstract: A power-train is provided for a driven, steerable axle of a motor vehicle. To reduce the size of the turning radius of the vehicle, the power train includes a left drive shaft that is fixedly connected in terms of drive to a left steerable wheel; a right drive shaft that is fixedly connected in terms of drive to a right steerable wheel; and a drive unit configured between the drive shafts for driving the drive shaft; the drive shafts being configured as articulated shafts, each having a wheel-proximal articulated joint and a wheel-distal articulated joint; and said articulated joints each having at least one axis of rotation with the same orientation for all articulated joints. The drive unit is designed for transmitting an electromotively generated torque to the drive shafts, and having a body suspension that allows the drive unit to rotate relative to the body about a swivel axis that extends in parallel to the axes of rotation having the same orientation.

Abstract: There is provided an operation device provided with: an operation member displaceable by an operator; a two-dimensional support mechanism in which a pair of one-dimensional support mechanisms that individually displaceably supports the operation member 11 in mutually crossing two directions are connected in series; and a pair of potentiometers that individually biases the operation member 11 toward a neutral position of displacement by the respective one-dimensional support mechanisms, in which biasing forces that the pair of potentiometers applies to the operation member against displacement of the operation member are different from each other, and in which a command signal according to the displacement of the operation member of the respective one-dimensional support mechanisms is output.

Abstract: Track-module bogie-suspension apparatus for attachment to a track module having a frame, a drive wheel and an endless track. The bogie-suspension apparatus comprises (a) a bogie assembly having a bogie mount, at least one rotatable ground-engaging bogie wheel thereon, and forward and rearward bogie-mount connections; (b) first and second load- and ground-responsive suspension joints spaced from one another in a forward/rearward direction; and (c) leading and trailing suspension elements each having an upper end and a lower end, the upper ends of the leading and trailing suspension elements rotatably attached to the first and second suspension joints, respectively, and the lower ends thereof rotatably attached to the rearward and forward bogie-mount connections, respectively.

Abstract: A transaxle assembly is provided which is configured to be mounted to a frame of a vehicle. The transaxle assembly includes a transmission that has two separately attached pivotable knuckle assemblies. Each pivotable knuckle assembly can be independently steered and includes an axle driven by the transmission. Each axle drives a wheel of the vehicle. In another configuration, the two pivotable knuckle assemblies are joined by an integrally formed crossmember.

Abstract: A bicycle comprising a front wheel and a rear wheel supporting a frame. A bottom bracket of the frame defines a first axis, a second axis and a third axis. A pedal crank assembly is supported for rotation about the first axis and includes a first driven gear and a first drive gear. A second gear is supported for rotation about the second axis. A third driven gear and a third drive gear are supported for rotation about the third axis. An electric motor drives the first driven gear and the first drive gear rotates in response to rotation of the first driven gear. The first drive gear engages and rotates the second gear, which drives the third driven gear. The third drive gear rotates in response to rotation of the third driven gear. The third drive gear is rotationally coupled to the rear wheel.

Abstract: A system and attendant assembly for incorporating at least one alternate fuel supply, such as of the type used in combination with a conventional distillate fuel, to power a heavy duty industrial vehicle, such as a mine haul dump truck. The system and attendant assembly includes a mounting assembly structured for containment and support of a primary fuel tank and an auxiliary fuel tank. The mounting assembly is disposed on a mounting area laterally adjacent between the two tires on a side of the truck, wherein the mounting assembly and mounting area are cooperatively disposed and structured to facilitate storage of the alternate fuel and operative communication and distribution thereof with the powering operations of the vehicle.

Abstract: In one aspect of the invention, a power steering assist system is provided. The system includes a housing, an actuator assembly, a rotary valve assembly, a bearing assembly, a differential pressure transducer, and a coupler. The coupler includes a first end and a free second end, the free second end extending from the housing and configured to couple to a component of a steering gear system.

Abstract: A telescopic actuator includes a rod a support member and a stroke sensor. The support member supports the rod. The stroke sensor is disposed on one end side of the rod. The stroke sensor includes a bar-like section to be detected and a detecting section. The section to be detected can enter into the detecting section. The detecting section detects a length of a portion of the section to be detected that has entered into the detecting section. The rod has a bottomed cylindrical portion that is open toward the one end side. The section to be detected is fixed to a bottom surface of the bottomed cylindrical portion. When the rod is maximally extended, the support member supports an outer peripheral surface of the bottomed cylindrical portion. When the rod is maximally contracted, the detecting section is at least partly housed in the bottomed cylindrical portion.

Abstract: In vehicle track-module apparatus including a module frame, a drive wheel rotatable with respect to the frame, ground-engaging leading and trailing wheels, at least one ground-engaging bogie wheel, and an endless track extending around the wheels and driven by its engagement with the drive wheel, the improvement comprising: (a) a leading suspension arm rotatable with respect to the frame and extending forwardly to a distal end at which a leading-wheel assembly is rotatably attached and rearwardly to a rearward suspension end; (b) a trailing suspension arm rotatable with respect to the frame and extending rearwardly to a distal end at which a trailing-wheel assembly is rotatably attached and forwardly to a forward suspension end; (c) a bogie assembly having a bogie mount and the at least one bogie wheel rotatable with respect thereto; and (d) leading and trailing suspension elements rotatably attached to and extending from the rearward and forward suspension ends, respectively, to rearward and forward rotatabl

Abstract: A tensioning device for bicycle front and rear wheel assemblies. A skewer assembly with a thumbnut is securable to the wheel assembly with a quick-release assembly. Portions of the skewer assembly are removable from the quick-release assembly by turning the thumbnut a partial turn, such as a quarter of a turn. Removal of the skewer assembly allows the front wheel to be removed. In another embodiment, the skewer assembly is able to be removed by turning the quick-release assembly by a partial turn, such as a quarter of a turn.

Abstract: A robotic mobile low-profile transport vehicle is disclosed. The vehicle can comprise a first transport module having a frame assembly, a mobility system, and a propulsion system and a second transport module having a frame assembly and a mobility system. A multi-degree of freedom coupling assemblage can join the first and second transport modules together. The vehicle can include a first platform supported about the frame assembly of the first transport module, and a second platform supported about the frame assembly of the second transport module. Each of the platforms can be configured to receive a load for transport. Additionally, the vehicle can include a control system that can operate to facilitate intra-module communication and coordination to provide a coordinated operating mode of the first and second transport modules and the coupling assemblage about a given terrain.

Abstract: An adjusting structure for a seatpost of a bicycle includes a telescopic post and at least one adjusting module. The telescopic post includes at least one switch disposed on one end of the telescopic post, wherein the switch is for lengthening or shortening the telescopic post. The adjusting module is disposed on the telescopic post corresponding to the switch and for pushing the switch.

Abstract: A motorcycle seat is provided, the seat being aligned in the longitudinal direction of the motorcycle and having a spring-damper system under the seat surface that absorbs and reduces impacts and vibrations of the motorcycle on the rider or passenger. The seat may include regulating/control electronics that adjust the damper of the spring-damper system to the present riding situation in conjunction with a sensor placed near the front wheel. The spring-damper system is arranged between a seat top plate and a seat floor plate or in the level of one of the two seat plates.

Abstract: Continuously tracked vehicles such as tippers and bulldozers endure stresses and strains and it is desirable to reduce these stresses to extend their efficiency and life. A continuous track system is provided, comprising: a support structure supporting at least one jockey wheel and at least two tensioner wheels for supporting a track; two tensioners, one end of each tensioner being pivotably connected to the support structure, the two tensioner wheels being rotatably connected to an opposite end, for inducing tension in the track, wherein an axle of each tensioner wheel is pivotably connected by a link member to an axle of an adjacent jockey wheel; a controller for controlling the tensioners, wherein the controller maintains tension in the track by controlling the tensioners; a drive sprocket for rotation of the track; and a slew ring for attaching the support structure to a chassis of the vehicle.

Abstract: A steering system (10) includes a steering wheel (310), a steering column (30), provided with a first portion (31) associated to the steering wheel (310) and on which a first angular position sensor (316) is positioned, and a second portion (32), on which a second electric motor (325) and a second angular position sensor (326) are positioned, and a clutch (33) interposed between the first portion (31) and the second portion (32). The second portion (32) is associated to a hydrostatic steering unit (40) able to command a steering of a vehicle following a rotation imparted on the steering wheel (310) selectively by means of activating the second electric motor (325) when the clutch (33) is open or directly by means of the clutch (33) when the clutch is closed.

Abstract: A snowmobile includes a frame, an engine mounted on the frame, a pair of skis connected to the frame, and a front body including a nose cone, a pair of side panels, and a hood covering a front portion of the frame. The nose cone, the pair of side panels, and the hood are preferably made of plastic.

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.