Embodiments of the present disclosure describe a snow vehicle including an engine mounted on a frame, a drive track in contact with the frame, a drive train operatively interconnecting the engine with the drive track for delivering propulsive power to the drive track, a fork connected to the frame, one or more skis connected to the fork, a drop fork component positioned between a fork and handlebars, and an exhaust system. The drive train includes a continuously variable transmission (CVT) positioned within a CVT housing.
A snowmobile includes an engine mounted on the chassis, a drive track in contact with the chassis, and a drive train, operatively interconnecting the engine with the drive track for delivering propulsive power to the drive track. The drive train includes a driveshaft, comprising a tubular driveshaft including two or more interior channels, the channels positioned in a substantially longitudinal orientation, two or more sprocket driving features on an exterior surface of the tubular driveshaft, and one or more fitting components, positioned at one or more distal ends of the driveshaft.
A snowmobile includes a forward frame assembly defining an engine bay. An engine is positioned within the engine bay. The engine has a plurality of intake ports positioned on an aft side of the engine and a plurality of exhaust ports positioned on a forward side of the engine. An air intake system has at least one air inlet and a plurality of air outlets. The air intake system is coupled to the aft side of the engine such that each of the air outlets is configured to provide air to one of the intake ports. An exhaust system has a plurality of exhaust inlets and at least one exhaust outlet. The exhaust system is coupled to the forward side of the engine such that each of the exhaust inlets is configured to receive exhaust from one of the exhaust ports.
F02M 35/16 - Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
Embodiments of the present disclosure describe a recreational vehicle spindle for use with a snowmobile, a snow bike, all-terrain vehicle (ATV), or a side by side vehicle (SxS or UTV). The spindle includes a body with one or more mounts for securing a suspension component and a ground engaging member thereto. The body of the spindle may include one or more of a window, a recess, a leading edge, a triangular cross-sectional shape, an integrated steering stop, and an outboard side that includes a flat surface.
A snowmobile includes a forward frame assembly defining an engine bay. The forward frame assembly includes a nose frame assembly having a nose frame cross member positioned forward of the engine bay. An engine is positioned within the engine bay. A tunnel is coupled to the forward frame assembly and is positioned aft of the engine bay. A heat exchanger is coupled to a forward end of the tunnel. At least one aftward engine mount is configured to couple the engine to the heat exchanger. At least one forward engine mount is configured to couple the engine to the nose frame cross member. The at least one aftward engine mount has a mount axis that is oriented in a substantially radial direction relative to an axis of rotation of a track driveshaft.
Embodiments of the present disclosure describe a spindle for a recreational vehicle, such as a snowmobile, an all-terrain vehicle (ATV), or a side-by-side vehicle. The spindle includes a spine, optionally a front fin that extends from a front surface of the spine, and optionally a rear fin that extends from a back surface of the spine.
B62B 13/10 - Sledges with runners characterised by arrangement of runners arranged in two or more parallel lines with steering devices with swivelling portions of the runnersSledges with runners characterised by arrangement of runners arranged in two or more parallel lines with steering devices with a swivelling middle runner
An exhaust valve includes a toroidal surface about an axis of rotation of the valve. The toroidal surface is positionable over a central exhaust port of an engine when lowered. The valve is raised by an actuator in response to increasing rotational speed of the crankshaft of the engine, thereby enlarging and raising the effective opening of the exhaust port. Lateral valve surfaces on either side of the toroidal surface close lateral exhaust ports when the valve is lowered. The lateral valve surfaces may be cylindrical and formed on fins. The position of the exhaust valve is adjusted continuously along its range of motion and the position of the exhaust valve may be calculated based on some or all of engine speed, engine loading, and exhaust temperature at a frequency up to once per revolution of the engine.
Embodiments describe a method of controlling a two-stroke internal combustion engine. A method of controlling a two-stroke internal combustion engine includes determining a base nominal exhaust gas temperature, determining a base barometric pressure correction to base nominal exhaust gas temperature, determining exhaust gas temperature differential, determining exhaust gas temperature injection correction, and utilizing the exhaust gas temperature injection correction to make a final short-term fuel or ignition correction.
F02P 5/04 - Advancing or retarding electric ignition sparkControl therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
F02B 75/02 - Engines characterised by their cycles, e.g. six-stroke
F02D 41/38 - Controlling fuel injection of the high pressure type
Embodiments include an off-road vehicle with a straddle seat, a plurality of ground engaging members, a prime mover and a frame having a removable frame portion overlying the prime mover, wherein at least a portion of the engine extends above at least a portion of the removable frame portion, and wherein at least a portion of the straddle seat extends over the removable frame portion and the prime mover.
B62K 5/007 - Cycles with four or more wheels, specially adapted for disabled riders, e.g. personal mobility type vehicles with four wheels power-driven
A fuel system for a snowmobile having a chassis defining an engine bay and an engine positioned within the engine bay. The fuel system includes a fuel tank that is coupled to the chassis and is positioned aft of the engine. The fuel tank has a forward face that includes a lower contour and an upper contour. A fuel rail is in fluid communication with the fuel tank and the engine. The fuel rail is positioned between the engine and the lower contour of the forward face of the fuel tank.
B62J 35/00 - Fuel tanks specially adapted for motorcycles or engine-assisted cyclesArrangements thereof
B62J 37/00 - Arrangements of fuel supply lines, taps, or the like, on motorcycles or engine-assisted cycles
B62M 27/02 - Propulsion devices for sledges or the like power driven
F01N 13/10 - Other arrangements or adaptations of exhaust conduits of exhaust manifolds
F02M 35/16 - Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
12.
Air Intake Vibration Isolation Systems for Vehicle Engines
An engine includes an engine body assembly and an air intake system including an air plenum. The air plenum is positioned above the engine body assembly. The engine includes an air plenum support bracket having an upper arm coupled to the air plenum and a lower arm coupled to the engine body assembly. The engine also includes a vibration isolator coupled to the air plenum support bracket and interposed between the air plenum and the engine body assembly, thereby inhibiting engine vibrations from transferring to the air plenum.
A steering system for a snowmobile includes a handlebar assembly and a steering column that has upper and lower ends. The upper end of the steering column is coupled to the handlebar assembly. The lower end of the steering column is coupled to an input shaft of an electronic steering assist unit. An output shaft of the electronic steering assist unit is coupled directly to a steering arm assembly. First and second tie rods respectively couple the steering arm assembly to first and second ski assemblies such that turning the handlebar assembly, together with the assistance of the electronic steering assist unit, causes the ski assemblies to pivot. The steering column and the electronic steering assist unit share a common axis of rotation that is positioned along a centerline of the snowmobile.
An engine cooling system for a snowmobile that includes a forward frame assembly, an engine, a tunnel and a track driveshaft having an axis of rotation. The cooling system includes a heat exchanger that is coupled to the forward frame assembly and to the tunnel. The heat exchanger is positioned aft of the engine and is configured to transfer heat from a coolant fluid circulated through the engine and the heat exchanger. The heat exchanger includes a body having an arcuate section with a substantially constant radius of curvature and with a center of curvature proximate the axis of rotation of the track driveshaft.
A bearing hub is positioned within a drivetrain assembly of a snowmobile. The bearing hub includes a body and a bearing sleeve that is coupled to the body. The body has an upper connection rigidly coupled to the chassis of the snowmobile, an aft connection rigidly coupled to the chassis of the snowmobile, a lower connection rigidly coupled to a heat exchanger and an engine mount connection resiliently coupled to an engine mount to reduce vibration transfer from the engine to the bearing hub. The bearing sleeve has a bearing aperture that is configured to receive a bearing assembly therein. The the upper connection, the aft connection and the lower connection form a triangular support arrangement for the driven shaft. The driven shaft is rotatably coupled to the bearing sleeve by the bearing assembly.
Embodiments relate to an off-road vehicle comprising a frame, including at a frame, a passenger compartment, a driveline that includes at least a drive system and a driven system, and a constant velocity (CV) joint for coupling the driven system to the drive system. The CV joint includes a housing, a coupling shaft, a detent, a plunge pin and an actuation pin, wherein the actuation pin has a first end that is accessible via an aperture in the housing, wherein actuation of the actuation pin determines whether the plunge pin is in the first position or the second position.
F16D 3/223 - Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
B60K 17/34 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
B62D 23/00 - Combined superstructure and frame, i.e. monocoque constructions
A seat suspension system for a seat of a lightweight vehicle, wherein the system comprises a seat frame to which a seat can be connected, one or more of seat frame mounting bracket mounted to a chassis of the vehicle; one or more mounting feet extending from a front portion of the seat frame and pivotally connectable to the one or more seat frame mounting bracket; a damping assembly mounting bracket mounted to a rear cross member of the seat frame; and a damping device assembly mounted between the chassis of the vehicle and the damping assembly mounting bracket, the damping device assembly structured and operable to dampen the transfer of movement from the chassis of the vehicle to the seat frame.
The present disclosure relates to a coolant system to cool an engine assembly. The coolant system includes a coolant pump impeller with multiple concentric ribs extending axially on a first side of the coolant pump impeller and multiple vanes extending axially on a second side of the coolant pump impeller. The coolant system also includes a coolant rail to collect coolant from a water jacket that surrounds portions of cylinders and a cylinder head of the engine assembly. The coolant system further includes bleed fittings to remove trapped air as the coolant system circulates coolant through the engine assembly. First and second bleed fittings are provided on opposite corners of the engine assembly such that either the first or the second bleed fitting is at a highest point of the coolant system based on an engine orientation of the engine assembly.
The present disclosure relates to an engine assembly for a vehicle. The engine assembly comprises an engine including an extended crankshaft with additional main bearings, an alternator or a generator, a drive chain assembly, and a starter motor assembly. The engine may be used in different models of the vehicle having different characteristics, which enables to interchange or replace an internal generator with an external alternator, and vice versa in addition enable to use a common starter motor assembly, crankshaft, crankcase, and drive chain assembly for both engine configuration without modifying a basic design of the engine. Further, placement of the starter motor assembly provides a compact arrangement. In addition, the extended crankshaft with the additional main bearings enables low noise level operation, avoids additional shafts and roller bearings to be attached, and cost effective. Similarly, the drive chain assembly produces less vibration and noise.
F02B 67/06 - Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functionsDriving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus driven by means of chains, belts, or like endless members
B62M 27/02 - Propulsion devices for sledges or the like power driven
F02B 33/40 - Engines with pumps other than of reciprocating-piston type with rotary pumps of non-positive-displacement type
F02B 63/04 - Adaptations of engines for driving pumps, hand-held tools or electric generatorsPortable combinations of engines with engine-driven devices for electric generators
F02N 11/08 - Circuits specially adapted for starting of engines
The present disclosure relates to an engine assembly for a vehicle. The engine assembly comprises an engine that includes a cylinder head housing a valve train assembly and a valve cover covering a top of the cylinder head. The engine may be used in different models of the vehicle having different characteristics by configuring the valve train assembly to position camshafts such that either the intake or exhaust ports may be positioned to front or rear side of the cylinder head, while keeping one or more other engine components, such as camshaft positioning, camshaft drive and/or the valve cover the same. In the valve train assembly, finger followers are arranged on the same side of each camshaft and the hydraulic compensators are arranged opposite side of the finger followers. The engine of the present disclosure may also enable alignment and ease of installation and removal of the valve cover.
A snowmobile includes a frame, at least one ski, handbars operatively coupled to the at least one ski, and an engine assembly comprising an engine and an exhaust manifold. The exhaust manifold includes at least a first inlet, a first outlet, and a second outlet. The first inlet is configured to connect to a first exhaust port. The first outlet is connected to provide exhaust received from the first inlet to a first exhaust path and the second outlet is connected to provide exhaust received from the first inlet to a second exhaust path.
The present disclosure relates to an engine assembly for a vehicle. The engine assembly comprises an engine including a cylinder head and an engine block. The engine block comprises a cylinder block and a crankcase having a crankshaft. The engine may be used in different models of the vehicle having different characteristics by interchanging or replacing the cylinder head from a plurality of cylinder heads and/or a cylinder block from a plurality of cylinder blocks, while keeping one or more engine components such as the crankcase, a timing chain, or a valve cover the same. Accordingly, the engine is adaptable to different vehicles.
The present disclosure relates to an engine assembly for a vehicle. The engine assembly includes an oil reservoir to receive oil from a crankcase. The oil reservoir is external to the crankcase and positioned rearward of the crankcase. The engine assembly also includes at least one scavenge pump configured to pump the oil from an oil collection pan. The scavenge pump is positioned within the crankcase forward of the crankshaft and includes a suction tube extending rearwardly to a low point in the oil collection pan. The engine assembly further includes a drive mechanism to drive a feed pump and the at least one scavenge pump with the crankshaft. The drive mechanism includes an oil pump shaft to drive the feed pump and includes a gear train coupled to the oil pump shaft to drive the at least one scavenge pump.
A drive track system for a snowmobile includes a slide rail having a forward section and an aft section. The aft section of the slide rail has a monolithic construction and defines an aftmost wheel station, a second-to-aftmost wheel station forward of the aftmost wheel station and a clearance notch that is at least partially disposed between the aftmost wheel station and the second-to-aftmost wheel station in a longitudinal direction of the slide rail. An aftmost wheel is rotatably coupled to the slide rail at the aftmost wheel station. A second-to-aftmost wheel is rotatably coupled to the slide rail at the second-to-aftmost wheel station. A drive track has a path of travel between the aftmost wheel and the second-to-aftmost wheel such that the drive track and the slide rail form a gap therebetween at the path of travel.
A vehicle including an airflow system defining an air passageway to facilitate airflow to or from an engine component. The airflow system includes a noise control mechanism, such as an attenuator or a tortuous portion of the air passageway, for reducing or otherwise controlling noise associated with the engine component. Positioning and orientation of various inlets provides additional noise reduction for passengers of the vehicle.
F02M 35/16 - Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
F02M 35/04 - Air cleaners specially arranged with respect to engineMounting thereon
An off-road vehicle includes a frame assembly, a powertrain coupled to the frame assembly and a plurality of wheels at least one of which is operatively coupled to the powertrain. A seating assembly is coupled to the frame assembly and a cargo box is coupled to the frame assembly aft of the seating assembly. A radiator is hingably coupled to the frame assembly aft of the seating assembly and is configured to pivot aftwardly from an operating configuration to an access configuration. In the operating configuration, the radiator has a forwardly tilted orientation in which a top of the radiator is positioned forward of a bottom of the radiator. In the access configuration, the radiator has a substantially vertical orientation or an aftwardly tilted orientation in which the top of the radiator is positioned aftward of the bottom of the radiator.
The present disclosure relates to an off-road vehicle having different features such as a frame having a frame structure, an engine assembly, an exhaust assembly, an engine mount assembly, a suspension assembly, a plurality of wheels, a hitch assembly, and other associated components. Embodiments of the present disclosure also describe a removable frame member facilitating the installation of the engine assembly from a seating area into a rearward portion of the vehicle. The off-road vehicle may further include an engine air intake assembly, an engine cooling assembly, a continuously variable transmission (CVT) cooling assembly, a vehicle cabin cooling assembly, a CVT housing assembly, a door assembly, a dashboard assembly, and other components.
B60K 5/04 - Arrangement or mounting of internal-combustion or jet-propulsion units with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
B60D 1/48 - Traction couplingsHitchesDraw-gearTowing devices characterised by the mounting
B60K 11/04 - Arrangement or mounting of radiators, radiator shutters, or radiator blinds
B60K 11/06 - Arrangement in connection with cooling of propulsion units with air cooling
B60K 17/04 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
B60K 35/21 - Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
B60N 2/20 - Seats specially adapted for vehiclesArrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being tiltable, e.g. to permit easy access
F01N 13/18 - Construction facilitating manufacture, assembly or disassembly
F02M 35/04 - Air cleaners specially arranged with respect to engineMounting thereon
F02M 35/16 - Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
A recreational off-highway vehicle includes side-by-side passenger and driver seats held within a chassis. The seats sit low in the chassis and are covered by a roll cage. Grab handles are positioned on the sides of the passenger seat. Select large round tubing protects the vehicle, while rectangular tubing frames the portions of the vehicle beneath body panels. The vehicle is powered by an engine rearward of the seats that is connected to a transaxle. A radiator is positioned above the engine. A cover with an access panel is situated between the engine and the passenger seats. The vehicle is suited for rough terrain travel.
B60K 5/00 - Arrangement or mounting of internal-combustion or jet-propulsion units
B60K 5/04 - Arrangement or mounting of internal-combustion or jet-propulsion units with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
B60K 17/34 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
B60N 2/01 - Arrangement of seats relative to one another
B60N 2/24 - Seats specially adapted for vehiclesArrangement or mounting of seats in vehicles for particular purposes or particular vehicles
B60R 21/00 - Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
B62D 21/18 - Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups
B62D 23/00 - Combined superstructure and frame, i.e. monocoque constructions
B62D 25/00 - Superstructure sub-unitsParts or details thereof not otherwise provided for
B62D 65/10 - Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being engines, clutches or transmissions
29.
PRESSURIZED OIL SYSTEM POWERED BY TWO-STROKE ENGINE
A two-stroke engine comprises a first oiling system and a second oiling system. The first oiling system includes a low-pressure pump that distributes oil from a first oil tank to the two-stroke engine. The second oiling system includes a pump mechanically coupled to a crankshaft of the two-stroke engine, wherein the pump distributes oil from a second oil tank to an accessory at a pressure greater than the first oil pressure, wherein oil distributed to the accessory is returned to the second oil tank.
An off-road vehicle includes a frame assembly, a powertrain, a plurality of wheels and a seat assembly. A cargo box is coupled to the frame assembly aft of the seat assembly. The cargo box includes a floor and a plurality of side walls. A cargo bed is pivotally coupled relative to the cargo box about a forward hinge. The cargo bed includes a floor and a plurality of side walls forming an upper storage space. The cargo bed is tiltable between a closed position, in which the cargo bed is a cover for the cargo box forming a lower storage space within the cargo box below the cargo bed, and an open position, in which the cargo bed provides access to the lower storage space. An optional accessory rack is pivotally coupled relative to the cargo bed and the frame assembly, and is tiltable with the cargo bed.
A snowmobile includes a frame, at least one ski, a seat, a handlebar connected to the at least one ski via a steering shaft, and a single-piece hood. The single-piece hood includes a forward position located approximately equal to a first horizontal plane, a lower portion that extends rearwardly from the forward position and a top portion that extends rearwardly from the forward position, wherein the bottom portion is located beneath the first horizontal plane and the top portion is located above the first horizontal plane.
An off-road vehicle includes a frame assembly, a powertrain, a seat assembly, a plurality of wheels and a rear suspension including first and second shock absorbers that respectively couple first and second rear wheels to the frame assembly. A first remote auxiliary reservoir is in fluid communication with the first shock absorber and has a manual control configured to adjust a damping function of the first shock absorber. A second remote auxiliary reservoir is in fluid communication with the second shock absorber and has a manual control configured to adjust a damping function of the second shock absorber. The manual controls of the remote auxiliary reservoirs are accessible by an occupant of the vehicle, thereby enabling active adjustments to the damping function of the rear suspension.
The present disclosure relates to a duct valve for a clutch assembly of an off-road vehicle. The duct valve is configured to be coupled to a housing of the clutch assembly. The duct valve comprises a first duct attached to the housing and a first valve cage attached to the first duct. The first valve cage is configured to hold a first floatable element therewithin. The first floatable element is configured to have a first buoyancy and is configured to displace towards a first air opening of the first duct corresponding to a level of a liquid to seal the first air opening.
A powertrain for a snowmobile includes an engine, a gearbox input shaft receiving rotational energy from the engine and a reversible belt drive assembly coupled to the gearbox input shaft. The reversible belt drive assembly is switchable between a forward mode and a reverse mode and includes a pulley, a planetary gear system coaxial with the pulley and a selector collar assembly interposed between the pulley and the planetary gear system translatable between a first position to form a forward geartrain bypassing the planetary gear system in the forward mode and a second position to form a reverse geartrain including the planetary gear system in the reverse mode.
B62M 27/02 - Propulsion devices for sledges or the like power driven
B62M 9/04 - Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
B62M 11/14 - Transmissions characterised by use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
F16H 37/08 - Combinations of mechanical gearings, not provided for in groups comprising essentially only toothed or friction gearings with a plurality of driving or driven shaftsCombinations of mechanical gearings, not provided for in groups comprising essentially only toothed or friction gearings with arrangements for dividing torque between two or more intermediate shafts with differential gearing
A system for and method of separating oil from crankcase air is provided. The system includes replacing a standard shaft, such as a water pump shaft, with a breather shaft of the present invention and venting crankcase air through the breather shaft to an outside volume of air, such as in an air box. The breather shaft includes a centrifuge positioned within an interior volume of the crankcase and a first portion extending from the centrifuge through a wall of the crankcase. The centrifuge defines a plurality of inlet passageways extending from an outer surface of the centrifuge towards an interior area of the centrifuge. The first portion of the breather shaft defines a venting passageway extending from the interior area of the centrifuge to a vent opening at a distal end of the breather shaft.
A snowmobile bumper system includes a lift bumper and a tow bumper. The lift bumper includes first and second side lift members with a lift handle extending therebetween. The first side lift member is coupled to a first side panel of a drive tunnel. The second side lift member is coupled to a second side panel of the drive tunnel. The lift handle is disposed aft of and above the drive tunnel. The tow bumper includes first and second side tow members with a cross member extending therebetween. The first side tow member is coupled to the first side panel of the drive tunnel. The second side tow member is coupled to the second side panel of the drive tunnel. The tow bumper is positioned below the lift bumper. A towing assembly is coupled to the cross member of the tow bumper.
Embodiments describe a method of controlling a two-stroke internal combustion engine is shown. The method includes selecting one set of two or more sets of engine parameter inputs or a weighted value of two or more sets of engine parameter inputs, determining an engine output parameter from the selection, and utilizing the determined engine output parameter to control one or more engine operations; re-selecting one set of two or more sets of engine parameter inputs or a weighted value of two or more sets of engine parameter inputs during engine operation, utilizing the reselected output parameters to adjust one or more engine operations. Each set of engine parameter inputs includes a direct measurement of crankcase pressure and engine speed and optionally one or more of barometric pressure, exhaust valve position, air temperature, engine coolant temperature, exhaust temperature, boost pressure, crankshaft position and direction of rotation, humidity, fuel pressure, fuel temperature, detonation sensor level, exhaust oxygen content, and throttle valve angle.
F02D 41/08 - Introducing corrections for particular operating conditions for idling
F02B 33/04 - Engines with reciprocating-piston pumpsEngines with crankcase pumps with simple crankcase pumps, i.e. with the rear face of a non-stepped working piston acting as sole pumping member in co-operation with the crankcase
F02B 33/28 - Component parts, details, or accessories of crankcase pumps not provided for in, or of interest apart from, groups
F02D 13/02 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
The present disclosure relates to a hitch assembly for an off-road vehicle having different components such as a frame, an engine assembly, a suspension assembly, and a hitch assembly. The hitch assembly is coupled to a rear part of the frame of the vehicle so as to get support therefrom. The hitch assembly is configured to be attached to an external load and is further configured to provide secure attachment and support of the external load therewith.
A braking system for a snowmobile includes a track driveshaft and a splined spacer. The track driveshaft has an outer spline and is formed from a first material. The splined spacer has an inner spline and an outer spline. The inner spline of the splined spacer forms a splined connection with the outer spline of the track driveshaft such that the splined spacer is coaxially positioned about the track driveshaft. The outer spline of the splined spacer is configured to form a splined connection with an inner spline of a brake rotor. The splined spacer is formed from a second material that is different from the first material.
An off-highway recreational vehicle having a longitudinal centerline includes a frame and a rear suspension. The rear suspension includes a left A-arm, wherein the left A-arm has a pivot axis, the pivot axis being on a right-hand side of the longitudinal centerline.
B60G 15/06 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper
B60K 17/344 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
B60K 20/06 - Arrangement or mounting of change-speed gearing control devices in vehicles of initiating means mounted on steering column or the like
B60N 2/015 - Attaching seats directly to vehicle chassis
B60N 2/02 - Seats specially adapted for vehiclesArrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
B60N 2/24 - Seats specially adapted for vehiclesArrangement or mounting of seats in vehicles for particular purposes or particular vehicles
B60N 3/04 - Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats
B60T 1/08 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels using fluid or powdered medium
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
An attachment system includes a connector that is removably securable to a vehicle body or a mounting bracket that is securable to a vehicle body. The connector includes a housing and a connecting pin extending from a surface of the housing. The connecting pin is receivable in the mounting bracket or the vehicle body in a first position, and the connecting pin is moveable to a second position such that a portion of the mounting bracket or vehicle body is located intermediate a portion of the connecting pin and the housing. The connector further includes a locking pin moveable from a locking position to a release position. The locking pin is engaged with the mounting bracket or the vehicle body in the locking position, thereby inhibiting movement of the connecting pin from the second position. The locking pin is disengaged from the mounting bracket or the vehicle body when in the release position, thereby allowing removal of the connecting pin from the vehicle body or the mounting bracket.
The present disclosure relates to an off-road vehicle having different features such as an engine assembly, a frame having a frame structure, and a rear mount assembly facilitating easy installation of the engine assembly, and a method of installing the engine assembly. Embodiments of the present disclosure also describe a removable frame member facilitating the installation of the engine assembly from a seating area into a rearward portion of the vehicle. The removable frame member is positioned at least partially forward of the installed engine assembly and in a lateral direction of the vehicle. The frame structure and the rear mount assembly provide more efficient assembly of the engine and transmission assembly into a tight space envelope.
Methods, systems, and vehicles that control the temperature of a device included in the vehicle are presented herein. The temperature of the device is controlled by ventilating the device with drivetrain air, such as transmission cooling air. In some embodiments, the device is at a greater temperature than the drivetrain air, which cools the device. In other embodiments, the device is at a lesser temperature than the drivetrain air, which heats the device. The drivetrain air is provided to the device through an exhaust duct coupled to the vehicle's transmission. The drivetrain exhaust air is preferably circulated by the transmission. The transmission may be a continuously variable transmission. The device may be an oxygen sensor that is coupled to an engine exhaust pipe. The oxygen sensor is thermally coupled to the engine exhaust and the engine exhaust pipe, which are at greater temperatures than the transmission exhaust air.
F01N 13/10 - Other arrangements or adaptations of exhaust conduits of exhaust manifolds
B60K 13/04 - Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning exhaust
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
F01N 13/00 - Exhaust or silencing apparatus characterised by constructional features
F01N 13/08 - Other arrangements or adaptations of exhaust conduits
F16H 9/14 - Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using only one pulley built-up out of adjustable conical parts
F16H 55/56 - Pulleys or friction discs of adjustable construction of which the bearing parts are relatively axially adjustable
F16H 57/027 - GearboxesMounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
F16H 57/035 - Gearboxes for gearing with endless flexible members
F16H 57/04 - Features relating to lubrication or cooling
An exhaust system for a snowmobile includes a muffler housing, the bottom end of the muffler housing including a muffler exhaust outlet configured to emit exhaust. The exhaust system includes a muffler housing cover spaced from the muffler housing to define an airflow channel therebetween, the muffler housing cover forming a bottom opening. The exhaust system also includes a gas combiner at least partially surrounding the muffler exhaust outlet on the bottom end of the muffler housing and extending through the bottom opening of the muffler housing cover. The gas combiner receives air from the airflow channel and the exhaust from the muffler exhaust outlet to emit a combined air-exhaust stream.
A running board assembly for a snow vehicle includes a support member positioned outboard from a tunnel of the snow vehicle. The support member includes a first end, a second end, and an attachment element located intermediate of the first end and the second end. One or more foot support members is disposed inboard from the support member. A support leg is removably securable to the attachment element of the support member. The support leg includes a mounting feature securable to a rear suspension component disposed below an upper surface of a drive track.
A wear strip assembly for a snowmobile includes a wear strip comprising a first wear-resistant polymer securable to a skid rail beam of a snowmobile. Inserts are fastened within the wear strip such that lower surfaces of the inserts are substantially flush with a lower surface of the wear strip. Each of the inserts includes a second wear-resistant polymer that is more wear resistant than the first wear-resistant polymer. Between 40 and 50 percent of the lower surface of the portion of the rail is occupied by the inserts. The skid rail beam includes a straight portion and an angled portion, the inserts being positioned along the straight portion.
A skid frame for a snowmobile is disclosed including a generally planar skid surface extending between front and rear idler wheels. The front and rear idler wheel are offset from one another and define a longitudinal direction. A track encircles the skid frame having the skid surface positioned over a center of the track such that a major longitudinally extending portion of the track that is coextensive with the skid surface has first and second unsupported lateral portions on either side of the skid surface. The first and second unsupported lateral portions extend in the horizontal direction at least 25 percent of a width of the track. A suspension arm member may mount the skid rail and include mount portions for mounting to a tunnel and spanning a distance at least twice the width of the longitudinal beam.
A wear strip assembly for a snowmobile includes a wear strip comprising a first wear-resistant polymer securable to a skid rail beam of a snowmobile. Inserts are fastened within the wear strip such that lower surfaces of the inserts are substantially flush with a lower surface of the wear strip. Each of the inserts includes a second wear-resistant polymer that is more wear resistant than the first wear-resistant polymer. Between 40 and 50 percent of the lower surface of the portion of the rail is occupied by the inserts. The skid rail beam includes a straight portion and an angled portion, the inserts being positioned along the straight portion.
Embodiments describe a method of controlling a two-stroke internal combustion engine. A method of controlling a two-stroke internal combustion engine includes determining a base nominal exhaust gas temperature, determining a base barometric pressure correction to base nominal exhaust gas temperature, determining exhaust gas temperature differential, determining exhaust gas temperature injection correction, and utilizing the exhaust gas temperature injection correction to make a final short-term fuel or ignition correction.
F02P 5/04 - Advancing or retarding electric ignition sparkControl therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
F02B 75/02 - Engines characterised by their cycles, e.g. six-stroke
F02D 41/38 - Controlling fuel injection of the high pressure type
A steering system for a snowmobile includes a handlebar assembly and a steering column that has an upper end coupled to the handlebar assembly. An electronic steering assist unit is coupled to the steering column between upper and lower posts of the steering column. A steering arm assembly is coupled to a lower end of the lower post. First and second tie rods respectively couple the steering arm assembly to first and second ski assemblies such that turning the handlebar assembly, together with the assistance of the electronic steering assist unit, causes the ski assemblies to pivot. A floating mounting system couples the electronic steering assist unit to forward spars of the frame assembly to prevent a torque pre-load on the electronic steering assist unit. The steering column and the electronic steering assist unit share a common axis of rotation that is positioned along a centerline of the snowmobile.
An adjustable riser assembly for a vehicle, wherein the riser assembly comprises a hollow outer body, an inner body telescopically slidingly disposable within the outer body, and a hand operated height adjustment pin assembly structured and operable to set and retain a selectable position of the inner body and a position of the outer body relative to each other to thereby set and retain and adjustable overall length of the adjustable riser assembly.
An exhaust system for a snowmobile includes a muffler housing, the bottom end of the muffler housing including a muffler exhaust outlet configured to emit exhaust. The exhaust system includes a muffler housing cover spaced from the muffler housing to define an airflow channel therebetween, the muffler housing cover forming a bottom opening. The exhaust system also includes a gas combiner at least partially surrounding the muffler exhaust outlet on the bottom end of the muffler housing and extending through the bottom opening of the muffler housing cover. The gas combiner receives air from the airflow channel and the exhaust from the muffler exhaust outlet to emit a combined air-exhaust stream.
An exhaust valve includes a toroidal surface about an axis of rotation of the valve. The toroidal surface is positionable over a central exhaust port of an engine when lowered. The valve is raised by an actuator in response to increasing rotational speed of the crankshaft of the engine, thereby enlarging and raising the effective opening of the exhaust port. Lateral valve surfaces on either side of the toroidal surface close lateral exhaust ports when the valve is lowered. The lateral valve surfaces may be cylindrical and fomied on fins. The position of the exhaust valve is adjusted continuously along its range of motion and the position of the exhaust valve may be calculated based on some or all of engine speed, engine loading, and exhaust temperature at a frequency up to once per revolution of the engine.
F01L 1/38 - Valve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines of specific type other than four-stroke cycle for engines with other than four-stroke cycle, e.g. with two-stroke cycle
F01L 5/20 - Slide-valve gear or valve arrangements specially for two-stroke engines
F01L 7/10 - Rotary or oscillatory slide-valve gear or valve arrangements with valves of other specific shape, e.g. spherical
F02B 57/06 - Two-stroke engines or other engines with working-piston-controlled cylinder-charge admission or exhaust
A steering system for a snowmobile includes a handlebar assembly and a steering column that has an upper end coupled to the handlebar assembly. An electronic steering assist unit is coupled to the steering column between upper and lower posts of the steering column. A steering arm assembly is coupled to a lower end of the lower post. First and second tie rods respectively couple the steering arm assembly to first and second ski assemblies such that turning the handlebar assembly, together with the assistance of the electronic steering assist unit, causes the ski assemblies to pivot. A floating mounting system couples the electronic steering assist unit to forward spars of the frame assembly to prevent a torque pre-load on the electronic steering assist unit. The steering column and the electronic steering assist unit share a common axis of rotation that is positioned along a centerline of the snowmobile.
A running board assembly for a snow vehicle includes a support member positioned outboard from a tunnel of the snow vehicle. The support member includes a first end, a second end, and an attachment element located intermediate of the first end and the second end. One or more foot support members are disposed inboard from the support member. A support leg is removably securable to the attachment element of the support member. The support leg includes a mounting feature securable to a rear suspension component disposed below an upper surface of a drive track.
B62D 55/06 - Endless-track vehicles with tracks and without ground wheels
B62D 57/00 - Vehicles characterised by having other propulsion or other ground-engaging means than wheels or endless track, alone or in addition to wheels or endless track
B62M 27/02 - Propulsion devices for sledges or the like power driven
Embodiments of the present disclosure describe a snow vehicle including an engine mounted on a frame, a drive track in contact with the frame, a drive train operatively interconnecting the engine with the drive track for delivering propulsive power to the drive track, a fork connected to the frame, one or more skis connected to the fork, a drop fork component positioned between a fork and handlebars, and an exhaust system. The drive train includes a continuously variable transmission (CVT) positioned within a CVT housing.
A recreational off-highway vehicle includes side-by-side passenger and driver seats held within a chassis. The seats sit low in the chassis and are covered by a roll cage. Grab handles are positioned on the sides of the passenger seat. Select large round tubing protects the vehicle, while rectangular tubing frames the portions of the vehicle beneath body panels. The vehicle is powered by an engine rearward of the seats that is connected to a transaxle. A radiator is positioned above the engine. A cover with an access panel is situated between the engine and the passenger seats. The vehicle is suited for rough terrain travel.
B60K 5/00 - Arrangement or mounting of internal-combustion or jet-propulsion units
B60K 5/04 - Arrangement or mounting of internal-combustion or jet-propulsion units with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
B60K 17/34 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
B60N 2/01 - Arrangement of seats relative to one another
B60N 2/24 - Seats specially adapted for vehiclesArrangement or mounting of seats in vehicles for particular purposes or particular vehicles
B62D 65/10 - Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being engines, clutches or transmissions
B60K 11/06 - Arrangement in connection with cooling of propulsion units with air cooling
B60R 21/00 - Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
B62D 21/18 - Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups
Embodiments relate to an off-road vehicle comprising a frame, including at a frame, a passenger compartment, a driveline that includes at least a drive system and a driven system, and a constant velocity (CV) joint for coupling the driven system to the drive system. The CV joint includes a housing, a coupling shaft, a detent, a plunge pin and an actuation pin, wherein the actuation pin has a first end that is accessible via an aperture in the housing, wherein actuation of the actuation pin determines whether the plunge pin is in the first position or the second position.
F16D 3/223 - Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
B62D 23/00 - Combined superstructure and frame, i.e. monocoque constructions
B60K 17/34 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
A heat exchanger shield for a snowmobile, the heat exchanger comprising an elongated body having a pair of opposing legs, and a pair of engagement structures, one engagement structure formed at a distal end of a corresponding one of the legs, wherein the engagement structures are structured and operable to slidingly engage a corresponding shield retention guide formed in a snowmobile heat exchanger.
A rear member of a running board assembly for a snow vehicle. The rear member includes a transition body positionable adjacent a side wall of a tunnel of the snow vehicle. The transition body comprises a forward end and a rearward end extending upward and rearward therefrom. The rear member further includes a flange extending downward and rearward from the transition body. The flange is positionable adjacent the side wall of the tunnel. The rear member further includes a bumper arm mount positioned at the rearward end of the transition body. The bumper arm mount is engageable with a bumper arm of the snow vehicle.
Embodiments of the present disclosure describe a snowmobile including an engine mounted on the chassis, a drive track in contact with the chassis, and a drive train, operatively interconnecting the engine with the drive track for delivering propulsive power to the drive track. The drive train includes a driveshaft, comprising a tubular driveshaft including two or more interior channels, the channels positioned in a substantially longitudinal orientation, two or more sprocket driving features on an exterior surface of the tubular driveshaft, and one or more fitting components, positioned at one or more distal ends of the driveshaft.
A snowmobile includes a chassis, at least one ski, and a skid frame that includes one or more slide rails extending longitudinally, rear idler wheels, upper idler wheels, and a rear suspension. The rear suspension may further include a flexible, composite member, a rear shock connected between the one or more slide rails and the upper cross member, a rear shock link, a rear cross member connected between the one or more slide rails and a lower shock pivot member pivotally connected to the rear cross member. The rear shock is connected to a rear portion of the lower shock pivot member and the rear shock link is connected via a spherical pivot joint to a forward end of the lower shock pivot member. The flexible, composite member is coupled at a first end to the one or more slide rails and at a second end to the chassis.
Embodiments relate to an off-road vehicle comprising a frame, including at least one cargo box support member, a suspension movably coupled to the frame, a passenger compartment, an engine, a transmission operatively coupled to the engine, and a cargo box. The cargo box includes a floor and a plurality of upwardly extending sidewalls, wherein at least a portion of the cargo box floor extends over the at least one cargo box support member and wherein the cargo box is removably coupled to the at least one cargo box support members and is removable from the off-road vehicle via the removal of fewer than eight fasteners.
B60G 3/18 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram
B60G 3/20 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
B62D 23/00 - Combined superstructure and frame, i.e. monocoque constructions
An off-road vehicle includes a frame, a front suspension, and a rear suspension. In some examples of the off-road vehicle, the rear suspension includes trailing arms with are pivotally attached to the frame rearward of an operator area. Further, the frame can include a front subframe assembly and a rear subframe assembly which are easily removable from the main frame of the vehicle to permit access to various components of the off-road vehicle.
B60G 3/18 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram
B60G 3/20 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
B62D 23/00 - Combined superstructure and frame, i.e. monocoque constructions
An off-highway recreational includes a frame, a prime mover, a transmission, an intermediate shaft and a main shaft. The transmission is mechanically coupled to receive power from the prime mover and to provide mechanical power at a transaxle output shaft. The intermediate drive shaft is mechanically coupled to the transaxle output shaft, wherein the intermediate drive shaft has a first diameter. The main drive shaft is mechanically coupled to the intermediate drive shaft, wherein the main drive shaft has a second diameter that is greater than the first diameter.
B60G 15/06 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper
B60K 5/00 - Arrangement or mounting of internal-combustion or jet-propulsion units
B60K 11/04 - Arrangement or mounting of radiators, radiator shutters, or radiator blinds
B60K 13/04 - Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning exhaust
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
B60K 17/22 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
B60K 20/06 - Arrangement or mounting of change-speed gearing control devices in vehicles of initiating means mounted on steering column or the like
Embodiments of the present disclosure describe a snowmobile including a chassis, a tunnel, an engine, a drive track and a drivetrain. The tunnel is attached to the chassis and includes running boards located on either side of the tunnel. The engine is attached to the chassis and within an engine bay. The drivetrain is operatively connected to the engine to deliver propulsive power to the drive track, wherein the running boards extend forward alongside at least a portion of the engine bay.
An off-road vehicle includes a frame and an operator seat coupled to the frame. The off-road vehicle further includes a battery and a wire harness assembly having a plurality of conductive elements to deliver power from the battery to one or more components located rearward from the operator seat. A second rider seat is positioned rearward of the operator seat. The second rider seat includes a base housing and an electrical socket. The electrical socket is configured to deliver power to the one or more components located rearward from the operator seat.
B62J 11/19 - Supporting arrangements specially adapted for fastening specific devices to cycles, e.g. supports for attaching maps for mechanical cables, hoses, pipes or electric wires, e.g. cable guides specially adapted for electric wires
B62J 43/30 - Arrangements of batteries for providing power to equipment other than for propulsion
B62J 1/28 - Other additional equipment, e.g. back rests for children
B62J 33/00 - Arrangements for warming riders specially adapted for cycles
B62J 9/14 - Containers specially adapted for cycles, e.g. panniers or saddle bags integrated with the cycle under the saddle
A door handle on a vehicle door includes a first grip and a second grip configured to engage fingers of a user and a web extending between the first grip and the second grip. One grip is accessible from the interior of the vehicle and the second is accessible from the exterior of the vehicle. A structure on the door handle is coupled to a latch, such as by one or more links, for releasing the latch from a striker responsive to rotation of the door handle. The one or more links may include a link having one slot receiving the structure and another slot coupled to the latch. The door handle may be positioned between mounting flanges and secured by a pin passing through the patch and an opening defined by the door handle.
A door of a vehicle, such as a side-by-side utility vehicle, opens vertically about a door pivot. Opening of the door is facilitated by an actuator that secures to the door behind the door pivot. The actuator may also secure to a door frame behind the door pivot. The door may have a range of motion such that at least a portion of the door is positioned forward of the door pivot when opened. The actuator may be a gas spring that may include damping. The actuator may be mounted between panels of the door and may extend through a slot defined by the door to secure to the door frame.
E05C 17/30 - Devices for holding wings openDevices for limiting opening of wings or for holding wings open by a movable member extending between frame and wingBraking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing of extensible, e.g. telescopic, construction
An exhaust valve includes a toroidal surface about an axis of rotation of the valve. The toroidal surface is positionable over a central exhaust port of an engine when lowered. The valve is raised by an actuator in response to increasing rotational speed of the crankshaft of the engine, thereby enlarging and raising the effective opening of the exhaust port. Lateral valve surfaces on either side of the toroidal surface close lateral exhaust ports when the valve is lowered. The lateral valve surfaces may be cylindrical and formed on fins.
G06F 15/00 - Digital computers in generalData processing equipment in general
B41J 13/10 - Sheet holders, retainers, or stationary guides
B41J 2/005 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
Embodiments of the present disclosure describe a snow vehicle, comprising an engine mounted on a frame, a drive track, a drive train operatively interconnecting the engine with the drive track for delivering propulsive power to the drive track, and exhaust system. The exhaust system is positioned within an interior of the frame of the vehicle.
A two-stroke engine comprises a first oiling system and a second oiling system. The first oiling system includes a low-pressure pump that distributes oil from a first oil tank to the two-stroke engine. The second oiling system includes a pump mechanically coupled to a crankshaft of the two-stroke engine, wherein the pump distributes oil from a second oil tank to an accessory at a pressure greater than the first oil pressure, wherein oil distributed to the accessory is returned to the second oil tank.
Embodiments of the present invention describe a recreational vehicle spindle, including a spindle body having one or more sockets in the spindle body, and an upper attachment mechanism in contact with the spindle body and adapted to attach to a steering component. The spindle also includes a lower attachment mechanism in contact with the spindle body and adapted to attach to a ski or wheel. The one or more sockets are adapted to each receive a ball and stud forming one or more ball joints.
B62M 27/02 - Propulsion devices for sledges or the like power driven
B60G 3/01 - Resilient suspensions for a single wheel the wheel being mounted for sliding movement, e.g. in or on a vertical guide
B60G 3/20 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
B60G 3/24 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid a rigid arm being formed by the live axle
B60G 3/26 - Means for maintaining substantially-constant wheel camber during suspension movement
B60G 7/02 - Attaching arms to sprung part of vehicle
B60G 13/00 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers
B60G 15/06 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper
B60G 15/07 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper the damper being connected to the stub axle and the spring being arranged around the damper
B60G 21/05 - Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
B60K 17/30 - Arrangement or mounting of transmissions in vehicles the ultimate propulsive elements, e.g. ground wheels, being steerable
B60R 25/00 - Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
B60R 25/04 - Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor
B60R 25/102 - Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device a signal being sent to a remote location, e.g. a radio signal being transmitted to a police station, a security company or the owner
B60R 25/23 - Means to switch the anti-theft system on or off using manual input of alphanumerical codes
B60R 25/30 - Detection related to theft or to other events relevant to anti-theft systems
B60R 25/34 - Detection related to theft or to other events relevant to anti-theft systems of conditions of vehicle components, e.g. of windows, door locks or gear selectors
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
A recreational vehicle may include a track drive protector attached to a bottom-out protector. The track drive protector is configured to mate with the bottom-out protector. A recreational vehicle may further or alternatively include a secondary skid plate attached to the skid plate. The secondary skid plate is configured to mate with the skid plate and/or the forward frame assembly. The track drive protector and the secondary skid plate may provide additional support to the vehicle, help deflect debris away from the underside of the vehicle, and/or absorb impact forces when the vehicle strikes an object.
An off-road vehicle includes a frame defining a front of the off-road vehicle and a rear of the off-road vehicle, and a battery assembly supported by the frame. The battery assembly is constructed and arranged to store electric power. The off-road vehicle further includes an electric propulsion motor constructed and arranged to provide off-road vehicle propulsion using the electric power. The battery assembly is closer to the front of the off-road vehicle than the electric propulsion motor, and the electric propulsion motor is closer to the rear of the off-road vehicle than the battery assembly.
An off-road vehicle includes a frame, an engine, a rear ground engaging member, and a first rear trailing arm and a second rear trailing arm. Each of the trailing arms have at least one housing and wherein, within each housing is a drive belt, the drive belt drivingly coupled to the engine and a rear ground engaging member.
B60K 17/04 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
B60K 17/16 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of differential gearing
B60K 17/34 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
A composite running board for a snow vehicle includes a first side rail a first side rail positionable along an outboard side of a side panel of a snowmobile tunnel and a second side rail positionable outboard of the first side rail adjacent a support member. The second side rail defines one or more retaining features that are engageable with the support member. One or more cross members extend from the first side rail to the second side rail. The first side rail, the second side rail, and the cross members comprise a fiber reinforced polymer.
A snow vehicle includes a vehicle body and a member. The vehicle body includes a forward frame and a tunnel. The member includes a tubular support and a first end secured to the forward frame. The forward frame includes a tube extending downward and rearward from a steering column mount. The tube of the forward frame is secured with the tubular support to define a continuous tube extending from the steering column mount to the member.
A dual reservoir fuel tank, wherein the fuel tank comprises a main fuel reservoir having an inner wall and an outer wall that define a main reservoir chamber, and an auxiliary fuel reservoir connected to a bottom of the main fuel reservoir. The dual reservoir fuel tank additionally includes a fuel retention lip structured and operable to retain fuel within the auxiliary reservoir chamber when the dual reservoir fuel tank is disposed at an angle.
Embodiments of the present disclosure describe a drive pulley for a continuously variable transmission including a stationary sheave with a stationary shaft, a movable sheave axially movable relative to the stationary sheave and in contact with the stationary shaft; a spider in contact with at least the moveable sheave and stationary shaft; a spring member, biasing the movable sheave axially away from the stationary sheave; at least one centrifugal actuator including an arm pivotally connected to one of the movable sheave and the spider, the arm pivoting away from the one of the movable sheave and the spider as a speed of rotation of the drive pulley increases, the arm pushing against another one of the movable sheave and the spider as the arm pivots away from the one of the movable sheave and the spider, thereby moving the movable sheave axially toward the stationary sheave, the at least one centrifugal actuator being disposed radially outward of the stationary sheave shaft; and a torque transfer assembly operatively connected to at least one of the spider and the movable sheave, the torque transfer assembly transferring torque between the spider and the movable sheave, the torque transfer assembly including, a torque bearing assembly and at least one roller assembly, positioned on a helixed torque pin, the torque pin connected to the spider; wherein as the roller assembly wears, the at least one roller assembly tracks along a helixed path of the torque pin in a distal direction from the bearing assembly.
F16H 55/56 - Pulleys or friction discs of adjustable construction of which the bearing parts are relatively axially adjustable
F16H 63/06 - Final output mechanisms thereforActuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism the final output mechanism having an indefinite number of positions
90.
Snowmobile having a parallel-path exhaust system for two-stroke engine
A snowmobile includes a frame, at least one ski, handbars operatively coupled to the at least one ski, and an engine assembly comprising an engine and an exhaust manifold. The exhaust manifold includes at least a first inlet, a first outlet, and a second outlet. The first inlet is configured to connect to a first exhaust port. The first outlet is connected to provide exhaust received from the first inlet to a first exhaust path and the second outlet is connected to provide exhaust received from the first inlet to a second exhaust path.
A heat exchanger shield for a snowmobile, the heat exchanger comprising an elongated body having a pair of opposing legs, and a pair of engagement structures, one engagement structure formed at a distal end of a corresponding one of the legs, wherein the engagement structures are structured and operable to slidingly engage a corresponding shield retention guide formed in a snowmobile heat exchanger.
An assembly for a snowmobile includes an airbox having a plenum for coupling to a throttle body of an engine and two branches defining openings for air intake. A storage box is mounted between the two branches and defines area for receiving a console. The airbox is part of a hood of the vehicle and includes an opening over a storage box. The disclosure also includes a ribbed bumper mount with a latch assembly for securing the hood.
An assembly for a snowmobile includes an airbox having a plenum for coupling to a throttle body of an engine and two branches defining openings for air intake. A storage box is mounted between the two branches and defines area for receiving a console. The airbox is part of a hood of the vehicle and includes an opening over a storage box. The disclosure also includes a ribbed bumper mount with a latch assembly for securing the hood.
B62J 40/10 - Arrangements of air cleaners specially adapted for cycles characterised by air duct arrangements
B62M 27/02 - Propulsion devices for sledges or the like power driven
B62J 6/022 - Headlights specially adapted for motorcycles or the like
F02M 35/16 - Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
Embodiments include a recoil housing for an engine in a vehicle. The recoil housing includes a housing portion having one or more engine fastening features, an arm integrated with the housing portion, and a mounting portion integrated with the arm. The mounting portion includes one or more mounting portion features.
According to one or more aspects of the present disclosure, a removable seat assembly is provided comprising a first mounting feature engageable with the tunnel of a snow vehicle, and optionally a second mounting feature engageable with the tunnel of the snow vehicle. The first mounting feature may automatically engage the tunnel upon engagement of the second mounting feature with the tunnel. The seat assembly may comprise a frame base, a riser defining a chamber therein positioned on the frame base, a seat back frame, and an arm rest secured to the frame base and the seat back frame.
B62J 1/08 - Frames for saddlesConnections between saddle frames and seat pillarsSeat pillars
B62J 1/00 - Saddles or other seats for cyclesArrangement thereofComponent parts
B62J 11/19 - Supporting arrangements specially adapted for fastening specific devices to cycles, e.g. supports for attaching maps for mechanical cables, hoses, pipes or electric wires, e.g. cable guides specially adapted for electric wires
96.
SEAT ADAPTER, SEAT ASSEMBLY, AND METHODS OF MAKING AND USING THEREOF
A seat adapter for a vehicle includes a base portion, a channel, and a dovetail portion. The channel extends across a width of the seat adapter and is configured to receive a seat frame. The dovetail portion extends rearward from a distal end of the seat frame. The dovetail portion is configured to increase a total seat length.
A toe stop is provided that includes a unitary body. The unitary body includes one or more of a forward wall; an inboard wall extending rearward from the forward wall; and a rearward wall extending upward inward from the inboard wall. A toe pocket is at least partially defined by the forward wall and the inboard wall.
A forward frame is provided that includes a first side that includes an inner perimeter that defines a first side opening, and a second side that includes an inner perimeter that defines a second side opening. The first side and the second side define a rear opening therebetween at the rear of the forward frame assembly for receiving at least a portion of a heat exchanger assembly, a tunnel, or both therein.
B62M 27/02 - Propulsion devices for sledges or the like power driven
B62D 65/10 - Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being engines, clutches or transmissions
A fuel tube filler neck includes a first thread is formed on an inner surface and a second thread formed on an outer surface. The first thread, second thread, and tube may be co-molded of thermoplastic (e.g., nylon) and the first and second thread may overlap one another. The outer surface includes a cylindrical portion and a recessed portion, the second thread being formed on the recessed portion. Attachment structures are secured to the fuel tube for mounting the fuel tube to a fuel tank. A first type of fuel cap is engaged with the first thread and a second type of fuel cap is engaged with the second thread. Vehicles with different types of fuel caps may be shipped to different geographic regions.
In some embodiments, a snowmobile has a body with a headlight assembly that includes a headlight and a cowl. The headlight includes a lens with a center section, and two side sections, wherein one side section includes an extended portion. The cowl is attached to the headlight and covers a portion of the lens. The cowl includes a middle section and two wings extending from the middle section, where the wing, positioned over the one side section with the extended portion, has a notch revealing the extended portion.
