Abstract: A system is provided that minimizes wheel intrusion into the occupant compartment during a small overlap collision. The system uses a front suspension subframe that is rigidly mounted to the front rails during normal vehicle operation, but which is designed to rotate during a small overlap collision, thereby allowing the attached front wheel assembly to swivel out and away from the vehicle. As a result, the wheel assembly directly involved in the collision is not driven into the passenger cabin.

Abstract: An auxiliary frame for a motor vehicle, includes two front joint elements, spaced apart in transverse direction of the vehicle and configured for attachment to a vehicle body; a front cross member connecting the two front joint elements; a reinforcement element, having rear joint elements spaced apart in the transverse direction of the vehicle for attachment to the vehicle body, wherein the reinforcement element is mounted at first connection sites on the two front joint elements so as to be spaced apart from the front cross member by an offset in longitudinal direction of the vehicle; and at least one support leg extending the reinforcement element forwards in the longitudinal direction of the vehicle, and being connected to the front cross member at a second connection site and bridging the longitudinal offset.

Abstract: A load transfer apparatus for a vehicle includes a first deflector member that is securable both to a body mount bracket that extends from a frame rail and to the frame rail so that a first portion of the frame rail is between the body mount bracket and the bumper, and a second portion of the frame rail is between the body mount bracket and the first deflector member. The first deflector member at least partially forms a load path from the bumper to the frame rail under a sufficient offset load applied to the bumper. The load transfer apparatus may also include a second deflector member securable to the bumper to extend from the bumper such that the second deflector member is spaced from and free from contact with the body mount bracket and the first deflector member prior to application of the sufficient offset load to the bumper.

Abstract: A support assembly for a pipe arrangement includes a bracket, a clamp configured to couple to the pipe arrangement, and linkage assemblies coupled to the bracket and the clamp. The linkage assemblies include a rod, a first connector coupled to the rod at a first end and coupled to the bracket by a first locking assembly at a second end, and a second connector coupled to the rod at a first end and coupled to the clamp by a second locking assembly at a second end. The first connector is configured to rotate relative to the bracket about the first locking assembly and the second connector is configured to rotate relative to the clamp about the second locking assembly to allow movement of the clamp relative to the bracket in a first plane. A tightening assembly is adjustable to move the clamp relative to the bracket in a second plane.

Abstract: The invention relates to a motor vehicle, in particular a hybrid automobile or electric vehicle, having a battery that is arranged between two wheelhouses An oblong protective element that resists buckling in the event of a compression load is provided between the wheelhouses in the region of the battery in the event of a side impact.

Abstract: A vehicle body reinforcing structure which increases rigidity of a front side member, a shock absorber housing, and a fender apron of a vehicle body may include the fender apron that connects the front side member and the shock absorber housing, and the fender apron that is formed in a pipe shape so that work hardening occurs in a process of manufacturing the pipe-shaped fender apron.

Abstract: A vehicular battery mounting structure (10) includes a floor panel (14), a battery frame (30) arranged below the floor panel (14), and a bracket (40) provided on both left and right sides of a vehicle, interposed between the floor panel (14) and the battery frame (30). The bracket (40) includes a bottom wall portion (42), an inside flange portion (48) that is on an inside in a vehicle width direction, and an outside flange portion (50) that is on an outside in the vehicle width direction. A shape of the bracket is a generally hat-shape opening upward in the sectional view taken along the vehicle width direction. The battery frame (30) is indirectly or directly fixed to the bottom wall portion (42). The inside and outside flange portions (48, 50) are joined to the floor panel (14) such that a joint strength between the outside flange portion (50) and the floor panel (14) is greater than a joint strength between the inside flange portion (48) and the floor panel (14).

Abstract: A motorcycle with an ABS module disposed to make it hard to affect the layout of other components while suppressing the influence of vibration on the ABS module. A motorcycle includes rear frames joined to corresponding rear portions of the main frames and extending upwardly and rearwardly at a position below the corresponding seat frames. Front wheel braking members apply a braking force to a front wheel. An ABS module is connected to the front wheel braking means. A seat is supported on the upper portions of the seat frames. The ABS module has at least a portion disposed below the seat and between the seat frames and the rear frames as viewed from the side. The ABS module is suspended and supported by front and rear cross stays spanned between the pair of seat frames via a front elastic members and a rear elastic member.

Abstract: An antilock brake control unit in a saddle-riding type vehicle includes a storage box disposed behind a head pipe and above an engine unit with a fuel tank disposed behind the storage box and obliquely above and behind the engine unit. A riding seat is disposed above the fuel tank. A seat supporting frame extends rearwardly and upwardly from rear parts of a pair of left and right main frames and crosses a front part of a fuel tank provided between the pair of left and right main frames with an upper end of the seat supporting frame supporting a front part of a riding seat. An antilock brake control unit is disposed at a position covered with the seat supporting frame from above.

Abstract: Separate from the vehicle's engine, a self-contained internal combustion engine supplies hydraulic power to drive a product pump on a bobtail. The self-contained engine, which can itself run on propane, is provided as part of a preassembly which includes the hydraulic pump, the hydraulic fluid tank, a heat exchanger, and a solenoid controlled start-up valve. The preassembly is mounted as a unit to the side of the bobtail in front of the rear wheels, powering the product pump at the rear of the bobtail while the vehicle's engine is off.

Abstract: A chassis for an electric vehicle comprises: a base frame, a front frame, a rear frame, two side frames, four suspension devices and four wheels. The front frame and the rear frame have the front arc-shaped tube and the arc-shaped rear tube fixed to the base frame, the arc-shaped tubes can not only reduce the number of tubes required but also increase the area of thrust force as compared to the straight tubes. Besides, the arc of the arc-shaped tubes avoids a connection point of an acute angle. Moreover, the height is larger than the width, which will produce less torque on the base frame as compared to that if the height is smaller than the width, thus preventing the torque acted on the base frame from damaging the connection points and improving the structural strength of the chassis at the connection points.

Abstract: A work vehicle comprises a chassis, a compartment, a vibratory power unit positioned in the compartment and mounted to the chassis to move in vibration relative to the chassis, a pump, a fluid attenuator, and a rigid tube. The pump and the fluid attenuator are mounted to the vibratory power unit to move in vibration relative to the chassis. The rigid tube interconnects the pump and the fluid attenuator for fluid communication therebetween.

Abstract: To provide a motorcycle in which a distinction between a main harness and ABS pipes can be easily made to enhance flexibility of packaging design of the motorcycle and to facilitate operations for assembly and piping, thereby improving productivity of the motorcycle. A main harness 50 for supplying electric power from a battery 61 to multiple electric components 62 to 67 is arranged on one side in a right-to-left direction of a vehicle 10, and ABS pipes 101, 102 and 106 for transmitting a hydraulic pressure to a brake caliper 74 are arranged on the other side in the right-to-left direction of the vehicle 10.

Abstract: A snowmobile includes a transmission unit that transmits a driving force generated by an engine to the ground surface, in which ground touching portions of the transmission unit that are spaced apart from each other in the vehicle width direction receive reaction forces mutually different in magnitude from the ground surface; a suspension that supports the transmission unit so as to swing in the up-down direction; and a vehicle body vibration control damper extending between a first portion and a second portion that are spaced apart from each other of the vehicle body frame and a member fixed to the vehicle body frame, the vehicle body vibration control damper generating a damping force against variations that change the distance between the first portion and the second portion.

Abstract: A kit for converting a motorcycle into a police motorcycle includes right and left-side drop bars, a rear drop bar, and a front impact guard. The kit further includes right and left-side saddlebags that open in a clamshell position or in a side-opening position. A controller compartment positioned above and between the saddlebags contains a controller for operation of the various electrical components of the police motorcycle, including visual and audio effects. The kit also includes flashers integrated into the front headlight and front handlebar risers that raise the handlebars sufficiently to allow a rider to sit upright, instead of prone, for better observation of the surroundings.

Abstract: In one embodiment, a vehicle for transporting passengers can include a chassis, a support member, and a labyrinthine girder. The support member can be rigidly engaged to and project from the chassis. The labyrinthine girder can include a coupling platform that is coupled to the support member. The labyrinthine girder can form a partial enclosure that surrounds a portion of the frame rail. An offset distance can be disposed between the labyrinthine girder and the frame rail.

Abstract: A tubular frame structure is provided for a three-wheeled motor vehicle with an top upper frame extending in the vehicle longitudinal and vehicle transverse direction, and with a lower frame extending in vehicle longitudinal direction and vehicle transverse direction, which is structurally connected with the upper frame via several connecting tubes extending substantially in the vehicle vertical direction, to form at least one energy absorption structure.

Abstract: To achieve efficient and proper transmission of an impact load from a floor frame on one side of a vehicle body to a floor frame on the other side to thereby protect a battery unit from damage, an automotive floor structure includes a first cross member upper and a first cross member lower. the first cross member upper extends in a lateral direction of the vehicle body and has ends attached to left and right side sills, respectively. The first cross member lower extends in the lateral direction below a front floor panel at a position under the first cross member upper, and has ends secured to the left and right floor frames, respectively. The first cross member upper and the first cross member lower vertically sandwich the battery unit therebetween.

Abstract: In the case of a front structure of a motor vehicle two cross members are connected to one another by means of a longitudinal beam. One of the attachments of the longitudinal beam is displaceable by an amount X in the direction of travel and has an adapter made from plastic. During driving operation a transfer of vibrations between the cross members is prevented by means of the attachment. In the event of a crash, the cross member oriented in the direction of travel is supported by the longitudinal beam.

Abstract: A fuel tank support structure for a saddle-type vehicle includes a head pipe which steerably supports a front wheel, a main frame section extending rearwardly and downwardly from the head pipe, and a pair of left and right lower frame sections extending substantially horizontally rearwardly from a lower portion of the main frame section. A fuel tank is disposed in back of the main frame section and between the lower frame sections, and a step floor is disposed over the fuel tank. In the fuel tank support structure, floor support members are disposed under the step floor as support members. The floor support members are disposed in a left-right pair on the outer sides relative to the lower frame sections. The fuel tank is supported by the floor support members. The lower frame sections are disposed so that their lower edges extend along a lower surface of the fuel tank.

Abstract: Base end portions of a pair of engine support legs are welded to an upper frame in an exhaust duct. The pair of engine support legs extends to a notched portion of the exhaust duct from the base end portions to front end portions thereof. The front end portions project to the outside of the exhaust duct. The pair of engine support legs is connected to each other by a reinforcement plate arranged to close the notched portion of the exhaust duct.

Abstract: A motor vehicle chassis including two valance lateral flanks including a horizontal portion for attachment to a central floor situated between the two lateral flanks, at least one horizontal beam for accepting seats which is mounted on the raised central floor of the vehicle, and a housing for an energy reservoir situated under a horizontal main surface of the central floor, the horizontal portions of the valance and the main surface of the central floor having a height difference. The chassis further includes connecting elements arranged on each side of the chassis and including a flat portion fixed to the central floor and an inclined portion fixed to one end of the horizontal beam, the inclined and flat portions being joined together and produced as a single piece, and the connecting element being fixed to the horizontal beam and to the central floor respectively, using welding.

Abstract: The invention relates to a road vehicle chassis comprising a front chassis, a rear chassis and flange means, wherein the front chassis and the rear chassis are connected together to form the road vehicle chassis by the interposition of the flange means and wherein the front chassis comprises front wheel suspension fastening means and the rear chassis comprises rear wheel suspension fastening means. In this case, the rear chassis is configured as a lightweight sandwich construction chassis, wherein the lightweight sandwich construction chassis comprises a plurality of sandwich plates, wherein the sandwich plates are configured as longitudinal members, crossmembers, a top chord and a bottom chord, wherein the sandwich plates are connected together such that the sandwich plates form a three-dimensional structure, wherein the three-dimensional structure is defined at the top by the top chord and at the bottom by the bottom chord, wherein adjacent sandwich plates are connected together.

Abstract: A front sub-assembly for an automotive vehicle is disclosed. The front sub-assembly includes a pair of spaced apart, substantially hollow side assemblies. Each of the side assemblies includes an upper side member and a lower side member. The front ends of the side assemblies are joined together by a front cross member that includes a front cross member reinforcing bracket and an internal mass dampener. The rear ends of the side assemblies are joined by an upper cross member and a lower cross member. A plurality of brackets, including body mount brackets, a steering gear bracket, an exhaust mount bracket, and a roll restrictor bracket are also strategically provided. The brackets as well as other components are preferably formed from stamped steel.

Abstract: A vehicle body frame of a utility vehicle comprises: a main frame supporting an engine; and a pair of side frames attached to the main frame by a coupling member on respective left and right sides of the vehicle.

Abstract: In a frontal collision energy absorption structure for a vehicle (1) including a chassis frame (9), an engine mount bracket (27) is attached to a main frame (10) of the chassis frame (9) extending in a vehicle length direction, and is, in the vehicle length direction, apart from a connection part of the main frame (10) and a suspension tower (101), a connection part of the main frame (10) and a second cross-member (12) arranged apart from the suspension tower (101) in front thereof, and a connection part of the main frame (10) and a third cross-member (13) arranged apart from the suspension tower (101) in rear thereof.

Abstract: A wheel loader includes a vehicle body frame, an engine, a working unit a fuel tank and a cooling device. The fuel tank is attached to a bottom surface of a rear part of the vehicle body frame, and has a rear end surface slanted obliquely rearwards from up to down. The cooling device is configured to release heat of a coolant flowing through an inside thereof. The cooling device is supported by the rear part of the vehicle body frame. A bottom end portion of the cooling device is opposed to and separated away from a rear end surface of the fuel tank at a predetermined distance in a back-and-forth direction. A bottom surface of the cooling device is positioned lower than a top surface of a rear end portion of the fuel tank.

Abstract: 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.

Abstract: A rear protection structure is provided for a vehicle which is equipped with an engine and a rear wheel-driving motor each as a traveling-driving power source of the vehicle and in which the rear wheel-driving motor is arranged between left and right rear wheels and of the vehicle, and a fuel tank for the engine and the rear wheel-driving motor are arranged adjacent to each other in the longitudinal direction of the vehicle. A rear suspension supporting the rear wheel-driving motor has a suspension member with an octothorpe-like shape, and the rear wheel-driving motor and high-voltage lines connected to the rear wheel-driving motor are arranged within a space enclosed by the suspension member.

Abstract: A chassis frame (1) including connection members (13) each configured by a pipe that is connected to a vehicle body frame. Each connection member (13) is provided with an attachment part (2) at an end of the pipe. The attachment part (2) includes a flat attachment face (21) formed by flatly crashing an end of the pipe to form the overlapped portion where a plate of the pipe is overlapped. The flat attachment face (21) is provided on a center in left and right direction of the overlapped portion. A shape of the end of the pipe is a substantially gate shape in its cross section. The attachment part (2) further includes longitudinal ribs (22) bending from the flat attachment face (21) to both left and right sides of the overlapped portion.

Abstract: A vehicle body frame 1 of a utility vehicle comprises: a main frame 2 supporting an engine 11; and a pair of side frames 8 combined with the main frame 2 by using a coupling member on the both sides of the vehicle width direction.

Abstract: There is obtained a cooling structure for a vehicle that can keep low a temperature of an interior of a power unit chamber in which a power unit is disposed. A cooling structure for a vehicle has: a power unit that is disposed within a power unit chamber disposed at a vehicle front side and at which air intake ports are formed in a front end side in a vehicle front-rear direction; an air-cooling-type heat exchanger that is disposed at a rear side with respect to the power unit, and that is cooled by heat exchange with air that passes from a front side to a rear side; and a communication duct that communicates a rear side portion with respect to the air-cooling-type heat exchanger and a rear side portion of the power unit in the power unit chamber.

Abstract: A head pipe of a vehicle body frame includes an upper side head pipe with a pair of upper and lower facing piece parts extending from an upper side pipe part so as to fit to upper and lower wall portions of a pair of right and left main frames, a lower side head pipe with a lower side pipe part joined to the upper side pipe part and a front side tongue piece part extending from the lower side pipe part so as to fit to a front wall portion of a down frame, and a reinforcing member joined to a rear portion of the upper side head pipe and having a rear side tongue piece part extending so as to fit to a rear wall portion of the down frame from a vertical wall part positioned between inner side wall portions of the main frames.

Abstract: An electric vehicle includes a vehicle body frame, a seat, a driving wheel, a motor, a battery, an accessory, and an accessory box. The vehicle body frame includes a head pipe, a main frame connected to the head pipe, and a first seat frame attached to the main frame. The seat is fixed to an upper portion of the first seat frame. The driving wheel is rotatable relative to the vehicle body frame. The motor is connected to the driving wheel to rotate the driving wheel. The battery is configured to supply power to the motor. The accessory is configured to assist at least one of the motor and the battery. The accessory box stores the battery and the accessory. The accessory box is provided above a rear end of the main frame and under the seat.

Abstract: A power supply system for an electric vehicle includes a battery, a first power line, a first connector, a first shock absorbing member, a first rigid member, and a second rigid member. The first rigid member includes a first front connection portion and a rear portion. The second rigid member includes a first rear connection portion and a front portion. The rear portion of the first rigid member is contactable with the front portion of the second rigid member at a contact point when a front-end collision of the electric vehicle occurs. The first connector is disposed within a first triangular region defined by the first front connection portion, the first rear connection portion, and the contact point in a plan view of the electric vehicle.

Abstract: A utility vehicle with ergonomic, safety, and maintenance features is disclosed. A vehicle is also disclosed with improved cooling, suspension and drive systems. These features enhance the utility of the vehicle.

Abstract: A vehicle body structure is provided with a vehicle body member, a charger, a structural support member. The charger includes an upper end portion and a lower end portion. The lower end portion of the charger is supported on the vehicle body member. The structural support member extends in a widthwise direction of the vehicle body structure in a position rearward of the upper end portion of the charger and adjacent the upper end portion of the charger.

Abstract: A saddle-ride type vehicle in which the body frame can be reinforced without using a special reinforcing member includes left and right rear frame portions extending rearward and upward from a down frame. The right and left rear frame portions each include a rear frame front half portion and a rear frame rear half portion that are joined together at a joint. The left and right rear frame front half portions are connected to each other by a cross frame. The rear frame rear half portions extend further forward from its joint with the rear frame front half portion and are also joined together by the cross frame, which supports a seat through a storage box.

Abstract: A structure for a vehicle body lower portion according to the present invention includes: a side sill (3) located on each side in a vehicle width direction and extending in a vehicle front-rear direction; a side member (13) joined to a lower face (1b) of a floor panel (1) and extending in the vehicle front-rear direction at a position above the side sill (3) and inside the side sill (3) in the vehicle width direction; a brace member (39) connecting a lower part of the side member (13) to an upper side of the side sill (3); and an outer cross member (37) connecting the lower part of the side member (13) to a lower side of the side sill (3).

Abstract: A vehicle body frame includes a left frame member, a right frame member, a cross member, and a first patch member. The cross member is fitted in both of a left connecting hole and a right connecting hole and welded to the left frame member and the right frame member. The cross member includes a pipe member having a hollow portion which has a first end, and a second end opposite to the first end along the hollow portion. The first patch member is fitted in the first end of the hollow portion and welded to an inner peripheral face of the hollow portion such that a weld bead is provided within a range of a first welding margin provided in the first end of the hollow portion. The first welding margin is provided on the inner peripheral face of the hollow portion.

Abstract: The invention relates to an axle support for motor vehicles, for receiving components of the chassis of the motor vehicle. The axle support comprises frame side members (2, 3) running substantially in the driving direction, each having at least one cast connection point (5, 6), and a pipe section (7) that adjoins the cast connection point. The pipe section has an at least half-shell form in the region of the connection to the cast connection point.

Abstract: Provided is a method for mounting a device on a frame in a construction machine. The method includes forming plate holes in a beam member at respective mount-member-provision positions on the beam member; mounting a plate supporter on a back surface of the beam member at each of the mount-member-provision positions so as to border the plate hole at a lower side thereof; installing the beam member on the frame; putting the mount plate into the plate hole from above so as to make the mount plate be supported by the plate supporter and fixing the plate supporter in the plate hole after adjusting the position of the mount plate horizontally and vertically within the plate hole; and mounting the mount members to the mount plates fixed in the plate holes respectively and mounting the device on the beam member via the mount members.

Abstract: The invention relates to a module for the modular frame of a heavy load transport vehicle, characterized in that it comprises, at one end thereof, a junction surface having an oblique bearing surface extending between two parallel planar surfaces inclined relative to the previous one. The invention also relates to a method for mounting such modules. The invention relates to a frame that comprises at least two such modules in which the junction surfaces together define an assembly with an oblique scarf joint, an unabutting scarf joint or key joint. The invention also relates to a harbor vehicle comprising at least one such frame and at least one such module.

Abstract: The object of the present invention is to provide an electric construction machine capable of efficiently cooling the battery mounted on the swing structure. To achieve the object, there is provided an electric construction machine in which a battery storage room 11 is formed in the swing structure 3 and a plurality of batteries 231 as electric power sources are arranged in the battery storage room 11, comprising: a battery storage structure 23 storing the batteries 231 and having an air flow channel through which air can flow upward from a lower part of the battery storage structure 23; a covering sheet 26 entirely covering the top and side faces of the battery storage structure 23; and a duct 27 for discharging the air, one end of which is arranged in an upper part of the covering sheet 26.

Abstract: According to one aspect, a vehicle control system. The control system includes a steering control coupled to at least one steerable wheel, the steering control having a first position, a second position and a plurality of positions therebetween. The control system also includes a steering sensor coupled to the steering control and configured to generate steering sensor signals based upon the position of the steering control. The control system also includes a control module coupled to the steering sensor, the control module configured to (i) record a first steering sensor signal value when the steering control is in the first position; (ii) record a second steering sensor signal value when the steering control is in the second position; and (iii) determine a current position of the steering control by comparing the first and second steering sensor signal values with a current steering sensor signal value.

Abstract: A sub-frame and component configuration for mounting on a motorcycle includes a body frame structure including a main frame portion; and a sub-frame portion, he sub-frame is fixedly secured to the main frame portion and is configured for receiving and securing thereon a drop seat providing a rider with a seating area that is relatively closer to the ground than the seating area of a conventional motorcycle seat. A method of mounting the sub-frame on a motorcycle includes: fixedly securing a drop seat sub-frame portion onto a main frame portion, wherein the drop seat sub-frame portion is configured for receiving and securing thereon a drop seat.

Abstract: A strengthening member for an automotive vehicle comprises a twelve-cornered cross section including sides and corners creating internal angles and external angles. Each internal angle ranges from about 100° to about 110° and each external angle ranges from about 105° to about 130°.

Abstract: A flat plate nose frame design for a tractor in which a thick, flat structural plate is connected to and forwardly extends from the conventional frame rails of the tractor. The flat plate nose frame design increases vertical clearance under the hood without raising the hood height or reducing ground clearance. The nose plate is contoured to match the exterior contours of the tractor grill and hood eliminating the need for a separate aesthetic component covering the nose plate. The nose plate features a pair of vertically aligned short-height frame plates extending forwardly along the axis from the deep-section frame rails to increase strength in the flat nose plate without significantly increasing vertical height of the nose plate assembly. The flat plate nose frame is capable of withstanding operational loads as well as supporting a weight package or front-mounted implements.

Abstract: A motorcycle engine includes a cylinder block with an axis extending perpendicularly or slightly inclined forwardly. A cylinder head includes an intake port, an exhaust port disposed on a front surface of the cylinder head opposite the intake port, an engine hanger boss, a coolant temperature sensor mounting portion, and a cam chain tensioner lifter. The intake port has an outer opening having a center disposed on a level upward of a center of an outer opening of the exhaust port. The engine hanger boss is provided on either side of the cylinder head, has a centerline that crosses the intake port, and disposed upwardly of an upper end of the outer opening of the exhaust port. The cam chain tensioner lifter and the coolant temperature sensor are in an overlapping position in a side view, downwardly of the engine hanger boss and an open end of the intake port.

Abstract: A vibration damping apparatus for a saddle riding type vehicle that easily secures stiffness of a vehicle body frame, simplifies structure, and improves a degree of freedom in layout. The vibration damping apparatus includes at least a pair of mutually facing surfaces disposed on the vehicle body frame, the surfaces not being relatively displaceable while the vehicle is stationary, and being relatively displaceable while the vehicle is running. A damping member is fixed to each of the surfaces and is disposed therebetween. The damping member is not subject to load while the vehicle is stationary. One of the surfaces is disposed on a side of a first main frame of a pair of left and right main frames and the other of the surfaces is disposed on a side of a second main frame.