497 results about "All terrain vehicles" patented technology

A straddle-type vehicle, or all terrain vehicle, has an engine located towards the rear of the vehicle such that a main portion of the engine, or power unit, is disposed beneath the seat. The fuel tank extends generally vertically beneath the steering member. The radiator is located at a rear portion of the vehicle rearwardly of the engine where it is protected from collisions and objects striking the front grille. A front storage compartment is also provided in the front portion of the vehicle. The vehicle also has a pivotally connected and removable seat for easy access to the engine. There is also a gap between the seat and the front wheel well through which the driver can pass his feet or where an optional container or auxiliary fuel tank can be secured.

An all terrain vehicle has a frame assembly. A pair of front wheels and a pair of rear wheels support the frame assembly. A front fender assembly extends over at least a portion of the front wheels. An engine is disposed between the front wheels and the rear wheels. The engine is water-cooled using a radiator and fan combination that is positioned forward of the engine. A belt drive forms a portion of a transmission that transfers power from the engine to at least the rear wheels. The belt drive is air cooled with air that is pulled into the belt drive by fans positioned within a belt case. The air is drawn from an air chamber formed within the front fender assembly. The chamber is positioned vertically higher than the radiator and fan combination and rearward thereof. The air passes between the chamber and the belt case through a duct. The duct extends downward and incorporates a central trap portion. The duct is positioned to lie at least partially within an area that overlaps the fan from a front elevation view. The duct also bends across a central longitudinal plane from inlet to outlet to allow a compact configuration while positioning the duct in protected regions.

A cooling system for an engine transmission in a saddle type vehicle such as an all-terrain-vehicle. In one embodiment, the cooling system has an induction duct, connected to a belt case that houses a transmission, for inducting cooling air into the belt case. The system further includes a discharge duct connected to the belt case for exhausting the cooling air from the belt case, the discharge duct extending toward a rear fender of the vehicle. In addition, the system has an air exhaust aperture through which the cooling-air exits the discharge duct, the exhaust aperture located at an end of the discharge duct, the discharge duct generally forming an inverted "U" shape as viewed from a rear end of the vehicle, and the air exhaust aperture positioned so that the cooling air exiting the discharge duct does not directly strike the rear fender of the vehicle. The cooling system further has an induction box having a cooling-air induction port that allows the entrance of cooling-air into the induction box, the induction box being generally positioned in the transverse center of the vehicle, and the induction port being opened at a position near the bottom of a front fender of the vehicle.

An all terrain vehicle includes an engine and a final drive assembly. The engine includes an output shaft that supports a drive sprocket or pulley. The final drive assembly comprises an input shaft that supports a driven sprocket or pulley and a brake disc. A flexible transmitter such as a belt or a chain connects the drive sprocket or pulley and the driven sprocket or pulley. The final drive assembly is formed separate of the engine and spaced apart from the engine when the two components are mounted to a frame of the vehicle. The driven sprocket or pulley is positioned on an upper portion of the final drive assembly while a lower portion of the final drive assembly is pivotally connected to the frame. The final drive assembly can be pivoted to adjust a tension level within the flexible transmitter. The final drive assembly can be selectively secured in a pivotal position by a support rod and / or a set of slotted brackets.

The vehicle is provided with a loading platform (5) behind the driver's position, and with longitudinal structures which may be raised and retracted, on which are provided a number of rollers (8) with horizontal, parallel shafts which are transverse to the vehicle, on which loads may slide when these rollers are raised. It is also provided with a pair of multi-purpose plates (11), which when not needed are placed in the rear, lower area of the vehicle or behind the roll bar, and which may be coupled to either of the vehicle's sides or to its rear, so that they rest on the ground and provide loading and unloading ramps, while when they are placed on top of the platform they can increase its useful surface, or a lateral wall, depending on the position of these plates. In the center of the loading platform is also provided a large receptacle (16), closed by a pair of doors which have padding (27) on their inner surface, thereby providing seats for when persons must be carried.

An all terrain or straddle type vehicle is provided with an air intake system having an air intake pipe with reduced length thereby avoiding unnecessary vibration which may adversely affect the fuel-to-air ratio of the engine, thereby improving engine performance. Also an inlet end of the air intake pipe is positioned so that the vehicle's capability for traversing water of a predetermined depth is improved. The height of the inlet end of the intake pipe is greater than the predetermined depth of the water to protect against water entering the air intake pipe due to encountering a water wave created in front of the vehicle that has a depth greater than the predetermined depth of the water. Additionally, openings in rear fenders of the vehicle channel intake air to both a radiator / fan assembly and the air intake system.

An improved utility trailer for all terrain vehicles including brush and tree deflectors, spring suspension, flotation tires, enclosed storage and animal transport compartment, tail gates and side rails, dumping capability, conversion to personnel transporter further including a windshield to prevent personnel injury from low limbs and brush or mud thrown up by the ATV and an awning to provide shade and reduce heat. The trailer may also include such amenities as passenger cushions and drink holders.

The present invention features an all terrain, four-wheeled vehicle frame for carrying at least two passengers in a side-by-side riding configuration, comprising a rigid, tubular frame body which provides for a forward passenger compartment having structural support members for carrying a pair of seats for the side-by-side passengers and a rearward engine compartment configured for receiving an engine, power train, and transmission for driving wheels of the vehicle. The vehicle frame also includes a vertical, load-bearing truss member extending generally along a longitudinal, central axis of the vehicle within the passenger compartment, the truss member forming a load-bearing structural member between the pair of seats.

An all terrain vehicle with a plurality of independent winches is provided. One winch may be mounted on the front of the all terrain vehicle. Another winch may be mounted at the rear of the all terrain vehicle. The winches are controlled independently of each other. For example, the front winch can be driven in a forward direction or a reverse direction independently of the rear winch, and the rear winch can be driven in a forward direction or a reverse direction independently of the front winch. Additionally, the front winch and the rear winch may be engaged to operate simultaneously.

A caddy is provided for supporting a weapon such as a rifle, gun, pistol, cross bow, or long bow while hunting. The caddy serves as an adjustable cradle for supporting the weapon while aiming at a target and a safety device for transporting the weapon. The caddy may be mounted to any suitable support structure such as a tree stand, tree, hunting blind, fence, all terrain vehicle, wheelchair, or the like. In a particular embodiment, two or more caddies may be mounted on a tree stand to safely secure a weapon during set up in a tree. Each caddy may contain a safety device, such as a detachable rubber strap, for securing a weapon. When the safety device is removed, each caddy may be used as a cradle to support a weapon while aiming at a target, and the cradle may be adjusted horizontally, vertically, and / or pivotally.

An all terrain vehicle has a lubrication system that draws from an oil pan and lubricates the main bearings and the piston. A drive shaft for the vehicle is positioned outside of the oil pan such that the oil pan's lateral dimension may be decreased. Additionally, a lubricant pump pickup is located within a recess in the bottom of the oil pan such that the pick-up is at about the same vertical height as the lower surface of the crankcase. The vehicle is also shiftable from two-wheel drive to four-wheel drive. The shifting mechanism is located within the crankcase or transmission case. A locking collar selectively engages or disengages two of the four wheels from the output.

An all terrain vehicle comprises a frame supported by at least a left wheel and a right wheel. The left wheel and the right wheel being connected to said frame by a left suspension and a right suspension respectively. The independently suspended wheels preferably are drive wheels. The wheels are driven by an engine through a transmission. The transmission is connected to the left wheel by a left half shaft and to the right wheel by a right half shaft. Constant velocity couplings are used to coupling the half shafts to the respective wheels and to the transmission. The constant velocity couplings connecting the two half shafts to the transmission are joined in a single housing. The housing includes a body portion and a gear portion. The two portions can be integrally formed. A left cage and a right cage are mounted within a left axial bore and a right axial bore formed in the body portion. The cages are secured for rotation with the body portion but can move axially within the respective bores. The two half shafts similarly are secured for rotation with the cages. The half shafts can be connected to the cages with respective inner members. The two bores can be combined or separated by a dividing wall.

The present invention concerns a cooling structure for a continuous variation transmission system of an all-terrain vehicle. Primarily speaking, it has an inlet conduit attached to the air inlet of the gearbox, with said inlet conduit extending in front of the engine until it reaches the below of the front mud guard, and an inlet box attached to the inlet conduit. An exhaust conduit is also being attached to the exhaust of the gearbox, with said exhaust pipe extending to the rear of the engine until it reaches the below of the rear mud guard, and an exhaust box is attached to the exhaust conduit. Both the inlet box and the exhaust box are placed above the tail of the engine exhaust conduit, and situated on the outer surface of the chassis. The inlet and exhaust box design prevents dust, dirt and water from entering the gearbox. Furthermore, the conduits are installed on the outer surface of the chassis to enable ease of assembly and maintenance, and to reduce the difficulty of installing other components.

A saddle ride type all-terrain vehicle includes left and right front wheels supported independently of each other on a vehicle body such that driving power is transmitted to said front wheels by way of a pair of left and right drive shafts extending from a driving source side. The vehicle also includes universal couplings provided at opposite end portions of each of the drive shafts, covered by rubber boots. The vehicle further includes a protector for covering the rubber boots.

Various embodiments of reduced-size vehicles such as all-terrain vehicles (ATVs) and utility vehicles (UVs) are disclosed herein. In at least some embodiments, the vehicles include frames that are wider near the front and rear sections of the vehicles than within the mid-sections of the vehicles. This, in combination with the use of shock-absorbers that are substantially vertically oriented, allows for the opening-up of large interior cavities within the front and rear sections of the vehicles within which can be positioned large front and rear internal compartments that can provide storage / carrying capacity as well as added buoyancy for the vehicle, among other things. Also, in at least some embodiments, the vehicles can include special cooling and / or exhaust systems having components that are positioned substantially within the mid-sections of the vehicles, thus further increasing the amounts of space available for the cavities / compartments within the front and rear sections of the vehicles.

An all-terrain vehicle includes a first seat arranged on the vehicle and a second seat arranged behind the first seat. The vehicle includes a first floor arranged in front of the first seat and a second floor arranged between the first seat and the second seat wherein an engine is at least partially arranged between the first floor and the second floor with an exhaust pipe connected to the engine and having a first vertical pipe portion extending downward from a connecting portion to the engine and a horizontal pipe portion extending backward below the second floor.

An all terrain vehicle contains a partition wall which partitions a passenger space and a hood which is arranged ahead of the partition wall. When viewed from the side of the vehicle, an air outlet of an exhaust passage is opened in an upper space located between the partition wall and the hood.

This invention relates to mounted, adjustable steps for vehicles and, in particular, to a multi-angle, extendable, and selectively height-adjustable step that can be mounted to a trailer such as a boat trailer, a camping trailer, trailers for all-terrain vehicles and motorcycles, and the like. The adjustable step assembly of the present invention includes a mounting bracket, an extension member, and a step. The extension member includes a first end and a second end. The first end of the extension member being pivotably connect to the mounting bracket to facilitate selective pivoting with respect to the mounting bracket through a range of motion including a first position and a second position being higher than the first position. The step may be connected to the second end of the extension member and configured to provide at least a first stepping area and a second stepping area when the extension member is selectively positioned in the first and second positions, respectively. In one embodiment, the first and second stepping areas are substantially equivalent in surface area and aspect ratio.