Abstract: A work vehicle includes an engine compartment, an engine, an exhaust gas treatment device, an air cleaner, and an intake pipe. The engine compartment has a first sidewall, a second sidewall and an upper cover. The first sidewall and the second sidewall are set at a distance from each other in a vehicle width direction. The upper cover is disposed on the first sidewall and the second sidewall, and constituting a tool-storage part. The engine is disposed in the engine compartment. The exhaust gas treatment device is disposed above the engine in the engine compartment. The air cleaner is disposed above the engine in the engine compartment and rearward of the exhaust gas treatment device. The intake pipe is connected to the air cleaner in the engine compartment and protruding upward from the upper cover. The tool-storage part is disposed rearward of the intake pipe.

Abstract: An operating machine comprises a machine body mounted on a lower propelling body. The machine body comprises an upper frame, and a line member mutually connecting a plurality of devices installed to the upper frame. The upper frame has a bottom plate, a pair of longitudinal plates each provided to stand on the bottom plate and extend in a front-rear direction, while being disposed in spaced-apart relation to each other in a right-left direction, and a transverse plate provided to stand on the bottom plate and extend in the right-left direction, while being joined to each of the longitudinal plates. A specific plate consisting of at least one of the pair of longitudinal plates and the transverse plate has an upper edge on which a pair of protrusions are provided in opposed relation to each other, and the line member is set to pass through between the pair of protrusions.

Abstract: A tractor cab suspension system has a single support unit which mounts one end of the cab from a chassis of a tractor. The single support unit acts as a noise isolator and does not allow significant vertical oscillation of the cab relative to the chassis but allows the cab to pivot relative to the chassis in pitch and roll modes. A cab support is provided at the other end of the cab which supports the cab from the chassis and damps pitching of the cab about the single support. A roll damper is also provided to damp rolling of the cab about the single support, and a control bar extends between the cab and chassis which controls transverse movement of the cab relative to the chassis.

Abstract: A truck includes a frame, an operator cab on the frame and a drive axle having a differential. The differential can be connected to a drive shaft. A fairing for directing air flow around the differential is attached to the frame forward of the drive axle and forward of the differential. The fairing can have a non-deflected position and a deflected position.

Abstract: Provided is a construction machine which comprises an upper slewing body including: a frame bottom plate formed with an downward opening; an undercover detachably attached to the frame bottom plate to close up the opening; and a connection member for connecting the undercover to the frame bottom plate. The undercover includes a cover-forming member made of a single plate fabricated to have a base portion extending along a lower surface of the frame bottom plate and a bulging portion bulging upwardly from the base portion to be inserted into the opening. The base portion has a contact area in an outer edge region thereof to make contact with the lower surface of the frame bottom plate from the lower side thereof. The connection member connects the bulging portion to a region of the frame bottom plate, the region located above the lower surface of the frame bottom plate.

Abstract: On a seat base (11) of a floor member (10), a rear surface plate (11C), an operator's seat mounting plate (11D) on which an operator's seat (17) is mounted at a position higher than a footrest area (12) on which the foot is placed, and a duct accommodating space (14) formed in the vertical direction among the rear surface plate (11C), the operator's seat mounting plate (11D), and a rear position (12B) of the footrest area (12) are provided. An indoor air inlet duct (23) having the front surface side opened as a filter fitting hole (25) and introducing air in an occupying space (21) toward an indoor unit (22) of an air-conditioning unit is provided on the duct accommodating space (14). An indoor air filter (26) for catching dusts in the air is provided on the filter fitting hole (25) of the indoor air inlet duct (23).

Abstract: A cabin is formed as a casing body partitioned and separable from a vehicle body and includes an air purifier for introducing purified air into the casing body to maintain the pressure inside the cabin at a positive level by the air purifier.

Abstract: In a cab for construction machine, a support structure for a front console is provided with a first fixed member supporting a cover member and a second fixed member supporting the first fixed member from below the first fixed member. The first fixed member is fixed to a front plate at two locations directly below both ends of a front window. The second fixed member is fixed to a floor plate.

Abstract: A machine includes a frame and an operator cab supported by the frame. One or more passive mounts and one or more controllable mounts operatively connect the operator cab to the frame. The one or more controllable mounts include a housing, a pin mounted within the housing, a rheological fluid within the housing, and coils positioned relative to the housing to generate a field through the rheological fluid. An electronic control unit operatively associated with the coils and adapted to change a level of current applied to the coils to adjust an apparent viscosity of the rheological fluid to actively change the damping characteristics of the one or more controllable mounts.

Abstract: A cabin 14 is formed as a casing body with a protection structure. The casing body is partitioned and separable from the vehicle body and has on a bottom side thereof support pillars 42 for secure attachment to the vehicle body 13 with restraint at least in planar coordinate directions.

Abstract: A cab frame (14) is supported on brackets (12, 13) provided at a plurality of positions of a vehicle body frame (11) with dampers (15). Movement limiting mechanisms (30) for limiting a movement at least in a vertical direction of the cab frame (14) are provided between the brackets (12, 13) and the cab frame (14). Further, the movement limiting mechanisms (30) are provided at least at two positions. Each movement limiting mechanism (30) includes a lower limiting portion (31) arranged close to the brackets (12, 13) and constituted by a plate member, and an upper limiting portion (32) arranged close to the cab frame (14) and constituted by a plate member in the same manner. The lower limiting portion (31) is integrally structured with the brackets (12, 13). Recesses (33, 34) are formed in a side edge of at least one of the lower limiting portion (31) and the upper limiting portion (32), and the limiting portion in the other limiting portion is positioned within the recesses (33, 34).

Abstract: A driver interface module (14) is fitted inside a utility vehicle cab. The module is located alongside a driver's seat (12), attached thereto, and comprises a console (24) having plurality of driver interface devices disposed thereon. A display attachment bar (26) is mounted to the console, wherein at least one display device (28) is clamped to the display attachment bar.

Abstract: A cab includes a floor plate that constitutes a floor surface of the cab and a frame-shaped lower frame which extends along a peripheral edge of the floor plate and which is fixed onto the floor plate. A swivel joint is arranged below the floor plate such that a part of the swivel joint overlaps with a peripheral edge of the lower frame in plan view. A floor-side projecting portion that projects upward is provided on the peripheral edge of the floor plate and a floor-side housing portion that houses the swivel joint is provided below the floor-side projecting portion. A frame-side projecting portion that projects upward is provided on the lower frame, and a frame-side housing portion that houses the floor-side projecting portion is provided below the frame-side projecting portion.

Abstract: To make it possible to arrange an engine control unit in a narrow arrangement space by, for multiple purposes, using a support member for attaching an operation device. On a machine base supported by a traveling unit, an engine is mounted and a controlling part having an operator's seat is arranged; on one of left and right sides of the controlling part, a vehicle accessory is mounted and covered with an accessory cover; and on a front side of the operator's seat of the controlling part, and near the accessory cover, a support member is provided upright to provide an operation device. Between the accessory cover and the operation device, an engine control unit that controls the engine is arranged, and the engine control unit is attached to the support member.

Abstract: The invention relates to a vehicle suspension device for a vehicle seat (4, 4a, 4b) or a vehicle cab (3) comprising a lower part (20) and an upper part (4a, 4b) spring-mounted relative to the lower part (20) by means of at least one spring device, wherein the upper part (4a, 4b) is mounted relative to the lower part (20) in such a way that it is pivotable (17) about an imaginary or real axis (15) extending in the vehicle width direction or vehicle length direction (8) when vibrations occur between the upper part (4a, 4b) and the lower part (20).

Abstract: A cab includes a floor plate that constitutes a floor surface of the cab and a frame-shaped lower frame which extends along a peripheral edge of the floor plate and which is fixed onto the floor plate. A swivel joint is arranged below the floor plate such that a part of the swivel joint overlaps with a peripheral edge of the lower frame in plan view. A floor-side projecting portion that projects upward is provided on the peripheral edge of the floor plate and a floor-side housing portion that houses the swivel joint is provided below the floor-side projecting portion. A frame-side projecting portion that projects upward is provided on the lower frame, and a frame-side housing portion that houses the floor-side projecting portion is provided below the frame-side projecting portion.

Abstract: A tractor center control console may be assembled before being mounted on a tractor. The tractor center control console includes a one-piece molded plastic pedestal, an instrument panel, and a steering column assembly that is solely supported by the one-piece plastic pedestal. A removable cowl covers at least part of the one-piece plastic pedestal. Electronic components are housed in the one-piece plastic pedestal and covered by the removable cowl.

Abstract: A working machine (10) includes a body (11) having a front end (12) and a rear end (13), the body being provided with a ground engaging propulsion structure (15) whereby the machine (10) may be driven over the ground, a loading arm assembly (25) which includes a single loading arm (26) which is mounted at one end (26a) relative to the body (11) and which extends forwardly at towards one side of the body (11), beyond the front end (12) of the body (11), to a second end (26b) where there is a mounting for a working implement (35) the machine (10) further including an operator's cab (50) mounted on the body (11) towards a second side of the body (1)) opposite to the first side where the arm (26) extends, and at the front end (12) of the body (11) so that no part of the body (11) extends significantly forwardly of the cab (50), and wherein the cab (50) includes a cab roof (58), a cab floor (60), a front wall (52), a rear wall (59) and a first side wall (53) adjacent to the loading arm assembly (25), and a side (5

Abstract: A suspension device for suspending a mass relative to a substructure. The suspension device comprises a spring/damper arrangement which is disposed between the mass and the substructure and dampens vibrations, and comprises at least one Watt's linkage. At least one of the pivot points of the Watt's linkage is movably connected to the mass and the substructure. The relative position between the pivot point, the mass and the substructure can be adjusted by at least one substantially linearly acting actuator. The suspension device is robust and suitable for determining the vertical degree of freedom of movement of a truck driver's cab, and for damping or preventing undesired movement of the driver's cab. At the same time, undesired rolling or tilting motion of the driver's cab can be actively controlled or prevented by using the actuators.

Abstract: A space surrounded by a partition member (26) partitioning between an engine (8) and a heat exchanger (20), a top plate (21D) of a support frame (21) constituting the heat exchanger (20), and a top plate (13A) of an engine cover (13) is defined as an article accommodating space (30). In addition, an article box (32) where tools necessary for a maintenance operation are stored is accommodated in the article accommodating space (30). Thereby even in a hydraulic excavator (1) of a type having a small swing radius at the rear in which the engine (8) and a counterweight (7) are arranged close to each other, by effectively using a top surface side of the heat exchanger (20), it is possible to secure the article accommodating space (30) for accommodating an article such as the article box (32) in a housing cover (12).

Abstract: An agricultural vehicle having a hydraulic system, a cab for the vehicle operator includes a self-levelling cab suspension system having a plurality of suspension units each having a spring, a damper and an accumulator. The accumulator comprises a hydraulic working chamber which is separated by a movable wall from a gas filled chamber serving as a spring. The working chamber is also connected to a working chamber of the damper in a closed hydraulic circuit. In the invention, there is no need for a dedicated oil pump since a hydraulic actuator powered by the vehicle hydraulic system is provided for causing hydraulic fluid to flow in the closed hydraulic circuit between the working chamber of the accumulator and the damper, to vary the height of the cab without fluid from the vehicle hydraulic system entering or leaving the closed hydraulic circuit of the damper and accumulator.

Abstract: A roll-out cab for off-road equipment includes an operator cab and a slide assembly. The slide assembly includes a slide base, a cab carriage and an actuation device. The slide base preferably includes a base plate, a pair of base rails and at least two base rollers. The cab carriage preferably includes a carriage plate, a pair of carriage rails, at least two carriage rollers and a plurality of isolation mounts. The pair of carriage rails are positioned to receive the at least two base rollers. The pair of base rails are positioned to receive the at least two carriage rollers. One end of the actuation device is retained by the base plate and the other end is retained by the carriage plate. The operator cab is attached to isolation mounts. The base plate is secured to a piece of off-road equipment.

Abstract: A work vehicle comprising, a power unit, an electric motor activated by electric power from the power unit, a propelling transmission system for receiving drive power from the electric motor, a cabin including a roof portion the driver rides, an air conditioner for adjusting air temperature in the interior of the cabin. the power unit and the air conditioner are provided in the roof portion of the cabin.

Abstract: An agricultural vehicle having a hydraulic system, a cab for the vehicle operator includes a self-levelling cab suspension system having a plurality of suspension units each having a spring, a damper and an accumulator. The accumulator comprises a hydraulic working chamber which is separated by a movable wall from a gas filled chamber serving as a spring. The working chamber is also connected to a working chamber of the damper in a closed hydraulic circuit. In the invention, there is no need for a dedicated oil pump since a hydraulic actuator powered by the vehicle hydraulic system is provided for causing hydraulic fluid to flow in the closed hydraulic circuit between the working chamber of the accumulator and the damper, to vary the height of the cab without fluid from the vehicle hydraulic system entering or leaving the closed hydraulic circuit of the damper and accumulator.

Abstract: A reinforced cab riser adapter, which adapts to standard roll-over protection structure (ROPS) to a swing frame on a hydraulic excavator resulting in improved rollover load bearing capacity, is disclosed. This invention is also retrofit-able and can be universally adapted to a wide variety of swing frames without cutting or welding of the base machine. The present invention relates to safety features with respect to attaching a cab to a frame on load bearing vehicles.

Abstract: A suspension for a cab base on the frame of a swather tractor includes four dampened springs at the four corners with three links each pivoted on one end of the frame and the other end on the base. The links include two parallel links in the fore and aft direction parallel to the mechanical speed control link arm and one side to side link which constrain movement of the base against fore and aft movement and side to side movement parallel to the mechanical steering control link arm. This arrangement restricts movement of the base while allowing roll and pitch movements of the cab structure with the links arranged such that steering and ground speed are substantially unaffected when the cab moves on the suspension.

Abstract: A suspended operator platform for use with a ride-on lawnmower or the like is connected to a rigid chassis of the ride-on lawnmower by a suspension system that has a parallelogram linkage. The operator platform supports an entire body of the operator and isolation mounts connect a seat assembly to the operator platform. Steering controls of the ride-on lawnmower are connected to the operator platform so that the steering controls move with the operator platform and are suspended and/or isolated from the chassis. The suspension system includes a course-stiffness adjuster and a fine-stiffness adjuster that adjust the suspension stiffness to correspond to a particular operator and/or terrain.

Abstract: A working vehicle with a cabin in which, to lift a cabin upward, a lift arm of a hydraulic lifting mechanism can be easily connected to a cabin. The working vehicle has a travel body having an engine mounted on it, the cabin having an operation seat for an operator, a steering wheel, etc., a link mechanism for connecting a working section to the travel body, the hydraulic lifting mechanism for lifting the working section connected to the link mechanism off the ground, and a lifting rod for detachably connecting the lifting arm of the hydraulic lifting mechanism and the link mechanism. A cabin support body is placed at the lower end of the front of the cabin. The hydraulic lifting mechanism is placed below the rear of the cabin. The upper face side of the hydraulic lifting mechanism is opened by rotating the cabin about the cabin support body. The working vehicle has a projection body engaging the cabin from below, and the projection body is detachably connected to the lifting arm.

Abstract: A vehicle self-supporting monocoque body assembly comprising a base frame structure is provided. The body assembly also comprises a pair of wheel axles interfaces located at generally front and rear locations of the base frame structure for receiving a pair of wheel axles. The body assembly also has an energy storage element compartment positioned between front and rear wheel axles interfaces. The body assembly also includes an engine compartment for completely housing an engine system. The body assembly also comprises a vehicle outer frame interface. The body assembly also includes front and rear suspension arm interfaces for interfacing with two pairs of front and rear symmetrical suspension arms extending along a length of the base frame structure. The bottom surface of the base frame structure is positioned at or below a horizontal plane between the wheel axles. Preferably, the vehicle outer frame interface is shaped to receive a cabin frame structure.

Abstract: Ample spaces are secured on a rotating table frame, in front of and behind a control valve. A rotary working machine where a step is placed on a rotating table frame, at the front of the frame, and a control valve is placed below the step. The step has operation levers and pedals mounted on it. The control valve is connected to the operation levers and the pedals to perform drive control of a hydraulic actuator, and is placed at an incline so as to be high at the front and low at the rear.

Abstract: A machine includes a machine body having an operator station and a seat assembly position at the operator station. The seat assembly includes a pneumatic support element that includes an air container having an air compressor positioned therein. The air container includes a deformable section, and a rigid section that includes a housing for the air compressor. Forming the air compressor housing integrally with the air container minimizes leak paths and improves packaging.

Abstract: A pair of side frames extends longitudinally away from each other in a vehicle width direction, which includes a closed cross section formed by an outer panel having a U-shaped cross section with its vehicle's inward side opening and an inner panel having a U-shaped cross section with its vehicle's outward side opening. A cab-mount bracket is provided on a vehicle-outward side of a front portion of the side frame to support a cabin. The cab-mount bracket includes an upper portion which is joined to a side face of a side portion of the outer panel and extends in an outward direction, and a lower portion which includes an extension portion extending in a vehicle inward direction beyond the side face of the outer panel and be joined to a lower face of a bottom portion of the inner panel.

Abstract: An exhaust component arrangement is provided for an off-road vehicle having an engine, a cab, a transmission connected to the engine, and a fuel tank adjacent the transmission. A portion of the fuel tank is positioned below a portion of the cab. The exhaust component arrangement includes a particulate filter unit, a NOx reduction unit, and an oxidation catalyst unit, all connected in series. The fuel tank has a recess formed in an upper surface thereof. A lower portion of one of the units is received in the recess. Preferably, a lower portion of the NOx reduction unit is received in the recess.

Abstract: The purpose of the present invention is to make supplying fuel to a fuel tank easier without making the fuel tank interfere with a drive shaft or a front wheel drive shaft and without lowering the minimum ground clearance of a traveling vehicle. A fuel tank is disposed between an engine and a seat and below a steering wheel, and a groove is provided longitudinally at the substantial lateral center of the fuel tank. A power steering valve is attached to the lower portion of the steering wheel, and grooves in which hydraulic pipings connected to the power steering valve are arranged are formed in the fuel tank.

Abstract: A tractor cab suspension system has a single support unit (11) which mounts one end of the cab (10) from a chassis (12) of a tractor. The single support unit (11) acts as a noise isolator and does not allow significant vertical oscillation of the cab relative to the chassis but allows the cab to pivot relative to the chassis in pitch (P) and roll (R) modes. Cab support means (13) is provided at the other end of the cab which supports the cab from the chassis and damps pitching of the cab about the single support. Roll damper means (15) are also provided to damp rolling of the cab about the single support, and a control means (18) extends between the cab and chassis which controls transverse movement of the cab relative to the chassis.

Abstract: An excavator mounted with tanks having side doors. Bend-formed side doors are mounted on outer sides of a hydraulic fluid tank and a fuel tank that are welded structures mounted on an upper frame of the excavator, have the same curved surfaces as an external shape of the equipment, so that no precise tank manufacturing work is required and welded portions of the tanks are prevented from being exposed to an outside.

Abstract: A reinforced upper frame for supporting a cabin of heavy construction equipment using a welding deformation preventing structure and a method of manufacturing the same are disclosed, in which even if a side frame is welded to a machined center frame, there is no thermal deformation around the machined portion. The reinforced upper frame includes a center frame having a lower plate machined to accommodate a swing ring gear, a lateral plate machined to accommodate an operation device, and a welding deformation preventing structure fixed to one side of the lower plate and lateral plate prior to welding, in which a part of the cabin is mounted on the welding deformation preventing structure, and left and right frames each having a side channel disposed in a longitudinal direction of the center frame and a side frame welded to the structure for connecting the side channel and the center frame.

Abstract: A canopy installation member for installing a canopy is firmly fixed on a rotation table frame. A rotary working machine having a working machine installed at the front of a rotation table frame (5), an engine (8) mounted on the rotation table frame (5), and a canopy detachably installed at the rear of the rotation table frame (5), wherein the engine (8) is placed and fixed on the rotation table frame (5) with a horizontally placed frame-like engine support member (31a, 31b) interposed between the engine and the frame, and a canopy installation member (32a, 32c) is raised at one side of the engine support member (31a, 31b).

Abstract: A utility vehicle includes front and rear wheel assemblies, a frame supported on the front and rear wheel assemblies, and an operator compartment supported on the frame and having operator controls. The frame includes a central, tubular frame member having a front end portion and a rear end portion. An engine is supported on the frame for providing power to the front and rear wheel assemblies. A cooling assembly mounted above the engine. An attachment arm is attached to the front portion of the frame and a rear interface mount is rigidly attached to the rear portion of the frame.

Abstract: A materials handling vehicle is provided comprising a frame including structure for defining an operator compartment and structure for defining a battery compartment; first and second front wheels coupled to the frame; a rear steer wheel assembly coupled to the frame; an electric motor; and a controller coupled to a front wall of the frame to control the operation of the electric motor.

Abstract: A radiator of a cooling system is disposed within an engine compartment, between a rear mounted engine and a cab on a wheeled machine. The remaining components within the engine compartment are arranged such that they are lower in height than the radiator, the engine compartment enclosure generally angling down from the cab rearward. The enclosure includes an air intake that opens into a gap between the enclosure and cab. A fan disposed rearward the radiator may pull cooling air through the air intake and past the radiator.

Abstract: A vehicle self-supporting monocoque body assembly comprising a base frame structure is provided. The body assembly also comprises a pair of wheel axles interfaces located at generally front and rear locations of the base frame structure for receiving a pair of wheel axles. The body assembly also has an energy storage element compartment positioned between front and rear wheel axles interfaces. The body assembly also includes an engine compartment for completely housing an engine system. The body assembly also comprises a vehicle outer frame interface. The body assembly also includes front and rear suspension arm interfaces for interfacing with two pairs of front and rear symmetrical suspension arms extending along a length of the base frame structure. The bottom surface of the base frame structure is positioned at or below a horizontal plane between the wheel axles. Preferably, the vehicle outer frame interface is shaped to receive a cabin frame structure.

Abstract: A machine employing controllable mounts and a method for controlling such mounts based on operator input are disclosed. The controllable mount may include a housing, a pin, rheological fluid within the housing and coils provided proximate to the rheological fluid. As current is applied to the coils, the apparent viscosity of the rheological fluid is increased, and in so doing so is the stiffness and damping of the controllable mount. Depending on various factors, the operator may want a particular level of feedback. For example, when fine grading, the operator may want to feel every vibration and thus the controllable mounts should be as stiff as possible. The present disclosure therefore provides the operator with the ability to select the desired level of feedback.

Abstract: A load support apparatus for a cabin of heavy equipment is capable of overcoming the problems that a vibration absorption apparatus is very efficient for absorbing vibrations transferred from an upper frame to a cabin when heavy equipment runs or does work but is less efficient with respect to the left and right direction vibrations. The load support apparatus of a cabin of heavy equipment comprises a vibration prevention member which is engaged with an outer side of the cabin, a support bracket which is installed on an upper side of the upper frame and receives the vibration prevention member therein, and an elastic member which is installed between an outer side of the vibration prevention member and an inner side of the support bracket and absorbs the left and right direction vibrations which are transferred from the upper frame to the cabin.

Abstract: A frame of a vehicle supports a cabin via four vibration-isolating apparatuses. A vibration-isolating supporting plane, which contains the four vibration-isolating apparatuses, passes through a center of gravity point G of the cabin. Due to an arranged structure of the vibration-isolating apparatuses, shaking of the center of gravity point of the cabin due to vibration transferred from the frame at times of riding on poor roads or at times of operation can be kept small, as compared with a vibration-isolating supporting structure in which the vibration-isolating supporting plane is far apart from the center of gravity point G. A vibration-isolating supporting structure which does not increase shaking of a center of gravity of the cabin is provided.

Abstract: A work vehicle includes a vehicle frame and a roll-over protective structure mounted to the frame. The roll-over protective structure includes a plurality of upright support posts supporting a roof. Each support post includes a lower post section and an upper post section detachably coupled together in an end-to-end arrangement.

Abstract: An operator display system for a material handling vehicle, the material handing vehicle having a material handling device comprising an arm and a material handling implement mounted on the arm, the operator display system being operable to receive input information comprising information relating to the orientation of the arm and of the material handling implement and calculate the position of the material handling implement, the operator display system further having a head-up display, the operator display system being operable to generate an output in accordance with the input information and display the output on the head-up display.

Abstract: A working vehicle with a cabin, in which, to lift a cabin (7) upward, a lift arm (115) of a hydraulic lifting mechanism (20) can be easily connected to a cabin (7). The working vehicle has a travel body (2) having an engine (5) mounted on it, the cabin (7) having an operation seat (8) for an operator, a steering wheel (9), etc., a link mechanism (21) for connecting a working section to the travel body (2), the hydraulic lifting mechanism (20) for lifting the working section connected to the link mechanism (21) off the ground, and a lifting rod (116) for detachably connecting the lifting arm (115) of the hydraulic lifting mechanism (20) and the link mechanism (21). A cabin support body (183) is placed at the lower end of the front of the cabin (7). The hydraulic lifting mechanism (20) is placed below the rear of the cabin (7). The upper face side of the hydraulic lifting mechanism (20) is opened by rotating the cabin (7) about the cabin support body (183).

Abstract: Construction machine in which an engine carrier is connected to a tool carrier via a joint to form an articulated running gear, the engine carrier having at least a first chassis axle and an engine for driving the construction machine and the tool carrier having at least a second chassis axle. The construction machine additionally has a driver's cab which is arranged between the engine and tool carrier and is attached, in accordance with the invention, displaceably to the tool carrier in such a way that it can be displaced along the longitudinal axis of the tool carrier and can thus be varied in its height position in such a way that it can be raised, for operating the construction machine, into a working position and lowered, for transporting the construction machine, into a transportation position.

Abstract: This invention provides a telescopic shaft in which a backlash or a sliding resistance in a rotational direction is maintained to a predetermined value even when there are fabrication errors in a male shaft and a female shaft, and a preload is not reduced even when a sleeve is worn by a friction force in sliding, and a steering apparatus having the telescopic shaft. An inclined sleeve portion 712 is pressed by an elastic deformation of an urge sleeve portion 713, so that there is not backlash between a male shaft 12B and a female shaft 12A and a predetermined preload is applied. Although an outer periphery of the inclined sleeve portion 712 is worn by a friction in sliding, the inclined sleeve portion 712 is further pressed by an elastic force of the urge sleeve portion 713 by an amount of wearing the outer periphery of the inclined sleeve portion 712. Thus, a predetermined urge force is always operated to the inclined sleeve portion 71.