Abstract: A hydraulic excavator as a work vehicle includes: a revolving frame; and a cab. The cab includes: a floor member that faces the revolving frame, with a gap therebetween; a support base provided on the floor member and supporting an operator's seat; a pillar member connected to a left end of the floor member; and a reinforcing member connected to the pillar member and the support base. The hydraulic excavator further includes a restriction member provided in the gap and protruding from the floor member toward the revolving frame. The restriction member has a protrusion length shorter than a length of the gap in an up-down direction, and is provided below the support base.

Abstract: A body tie-down for a chassis includes a mounting plate, a spring assembly, and a rigid member. The mounting plate is configured to fixedly couple with a body frame member with one or more fasteners, each of the fasteners including a bolt and a collar that are swaged together. The rigid member is configured to couple with the mounting plate through the spring assembly to provide a semi-resilient joint between the rigid member and the mounting plate, the rigid member configured to fixedly couple with a frame.

Abstract: A method for assembling an agricultural vehicle including the initial step of providing the agricultural vehicle including a frame, a hydraulic manifold, and a cab suspension system. The cab suspension system includes an anti-roll bar, a pair of support brackets configured for securing the anti-roll bar to the frame, and a pair of intermediary placement brackets configured for temporarily supporting the anti-roll bar in a final assembly position. The method includes the further steps of attaching the intermediary placement brackets onto the frame, positioning the anti-roll bar on the intermediary placement brackets to position the anti-roll bar in the final assembly position, assembling the hydraulic manifold onto the frame, and connecting the support brackets to the frame and the anti-roll bar.

Abstract: A cabin assembly for construction equipment includes a main frame; a mount mounted on the main frame; a cabin fixed to the main frame by the mount while spaced a predetermined distance apart therefrom; a retainer for connecting the cabin to the main frame and fixing the cabin to the main frame such that the cabin is not inclined at a first angle or greater with respect to the main frame; and a support installed on one of the main frame and a lower surface of the cabin, including an end portion facing the other of the main frame and the lower surface of the cabin while being spaced apart therefrom, and when the cabin is inclined at a second angle or greater with respect to the main frame, contacting the other of the main frame and the lower surface of the cabin to support the cabin.

Abstract: Provided is a hydraulic excavator that enables arrangement of a camera at an appropriate position on a lateral edge of a revolving unit. The camera is installed on the lateral edge of the upper surface of the revolving unit. A handrail is attached to the upper surface of the revolving unit. The handrail includes a first handrail member extending in the front-rear direction of the revolving unit, and a first support member supporting the first handrail member on the revolving unit. The camera and the first support member are adjacent to each other in the tight-left direction of the revolving unit, and the first support member is arranged inward relative to the camera.

Abstract: This disclosure relates to a tie-down bracket for a motor vehicle. The tie-down bracket includes at least one light. In this way, the tie-down bracket may function as one or more of a signature light, turn signal, cornering light, etc. A method is also disclosed.

Abstract: A working machine includes a vehicle body, a travel apparatus provided to a rear portion of the vehicle body, a fender provided above the travel apparatus, and hydraulic piping that is disposed between the travel apparatus and the fender and that extends from a front-portion side to a rear-portion side of the fender.

Abstract: A method for performing open-loop or closed-loop control of a driver's cab mount of a motor vehicle, wherein the driver's cab mount has dampers whose damper force can be adjusted, wherein the motor vehicle can be operated in a first driving mode in which the motor vehicle automatically carries out vehicle guidance comprising both a longitudinal guidance operation and a transverse guidance operation of the motor vehicle, and in a second driving mode where the motor vehicle can be controlled by the driver, in which driving mode a driver of the motor vehicle is intended to carry out at least part of the vehicle guidance, wherein when the motor vehicle is operated in the first driving mode, the adjustable dampers of the driver's cab mount are actuated or adjusted in such a way that pitching or rolling movements are reduced compared to the second driving mode.

Abstract: An agricultural machine, preferably a combine harvester, which has a pivoting vehicle cab. The cab is pivotable relative to the main frame of the machine, about an axis of rotation transverse to the direction of travel of the machine. The cab is pivoted to allow an operator to view a front coupling of the machine, to observe the attaching or detaching of a work implement to the front coupling.

Abstract: A suspension system for a cabin of a mining vehicle. The suspension system comprises a plurality suspension units to support the cabin with respect to the mining vehicle. At least two of the suspension units are pivot suspension units, and each pivot suspension unit is pivotably mountable to the cabin and is fixedly mountable to the mining vehicle. The cabin is pivotable relative to the mining vehicle about a common pivot axis defined by the pivot suspension units. Each pivot suspension unit has an attenuation member to attenuate a pivot movement of the cabin relative to the mining vehicle. An underground mining vehicle and a cabin for a mining vehicle are also disclosed.

Abstract: A cabin support deck for supporting a cabin of a construction machine on the underside of the cabin includes a frame member and a mounting portion. The frame member includes a proximal segment at which the frame member is supported, a distal segment, a left side segment, and a right side segment. The distal segment has a first structure having a first lateral dimension. The proximal segment has a second structure having a second lateral dimension which is greater than the first lateral dimension. At least one of the proximal side sections of the left side segment and the right side segment has the second structure, and the other portions of the left side segment and the right side segment have the first structure.

Abstract: A self-propelled agricultural application machine includes a chassis which carries a storage tank for the material to be applied. The chassis has a central longitudinal beam from which at least a pair of wheels is suspended. A transversely-extending boom assembly is suspended from the longitudinal beam. An engine is located to one side of the longitudinal beam and has an output drive shaft connected through the longitudinal beam to hydraulic pumps. The narrow chassis allows steerable wheels to be positioned at tolerable track widths while permitting a large steering angle and thus small turning radii.

Abstract: A rear portion is arranged in the rear of a front portion, and has a width smaller than a width of the front portion in a plan view. A wall portion extends from the rear portion outward in a width direction toward the front portion and includes two walls opposed to each other in a fore/aft direction with a gap lying therebetween, in a plan view. Electric components are arranged in the gap and project into an indoor space of a cab from the gap through a through hole formed in the front wall. In a plan view, a foremost portion of the electric components is located in the rear of a foremost normal located foremost among normals to a line connecting a front end and a rear end of a doorway, which intersect with the front wall.

Abstract: A cab suspension system for coupling a cab frame to a chassis frame of a work vehicle is disclosed. The chassis frame may include a suspension platform. The suspension system may generally include a pad configured to be coupled to the cab frame and an outer tube extending from the pad in a direction of the suspension platform. The outer tube may define a circumference. Additionally, the suspension system may include a bump stop coupled to the outer tube. The bump stop may extend around a portion of the circumference of the outer tube. Moreover, at least a portion the bump stop may extend below the outer tube such that the bump stop is configured to contact the suspension platform prior to the outer tube when the outer tube is moved in the direction of the suspension platform.

Abstract: Provided is a guard-equipped cab for a work vehicle in which contact between a work implement and a member for coupling an operator protective guard to a cab can be avoided. A front guard is coupled by hinges to be openable/closable with respect to a cab for a work vehicle. A hinge has a shaft portion, a first plate member, and a second plate member. The first plate member is fixed with respect to a right front pillar. The second plate member is fixed with respect to the front guard. The first plate member has a support portion supporting the shaft portion, and extends from the support portion toward a left surface of the cab for the work vehicle.

Abstract: Provided is a work vehicle capable of expanding a field of vision from inside a cab equipped with an operator protective guard. A front guard provided on a front side of a cab has a frame constituting an outer edge of the front guard. The frame is formed by framing an upper frame, a lower frame, a right vertical frame, and a left vertical frame. The right vertical frame has a vertical frame bent portion, and extends rearward toward the cab as it comes close to the lower frame from the vertical frame bent portion.

Abstract: A heat exchanging device has a frame member mounted on a revolving frame, and this frame member supports an oil-cooler and a radiator. A support member is to support a canopy and the like. The support member is composed of a housing support base provided by extending in the left-right direction on an upper side of the engine and a left front leg part and a left rear leg part each having an upper end mounted on a left-side position in the left-right direction of the housing support base and a lower end mounted on the revolving frame by straddling an engine. The housing support base of this support member has a right side in the left-right direction formed as a free end. Further, the free end of the housing support base is configured to be mounted on the frame member of the heat exchanging device.

Abstract: Mobile apparatus, comprising a main frame (202) displaceable on displacing means; a sub-frame (203) which is rotatable around a vertical axis and which is mounted on the main frame and provided with a control unit; at least one operating arm (210) mounted on the sub-frame and an automatically movable lifting device provided on the main frame, which lifting device is adapted to be connectable to an agricultural attachment.

Abstract: A hydraulic excavator includes a lower traveling unit, an upper revolving unit revolvably mounted on the lower traveling unit, a counterweight disposed on a rear end part of the upper revolving unit, an engine compartment disposed in front of the counterweight on the upper revolving unit, a cab disposed in front of the engine compartment on the upper revolving unit, an equipment compartment disposed between the engine compartment and the cab on the upper revolving unit, a pair of handrails and a pair of antenna supporting parts. The pair of handrails is disposed on the equipment compartment. The pair of antenna supporting parts is configured to support a pair of antennas. At least a portion of the pair of antenna supporting parts is disposed above the engine compartment. The pair of antenna supporting parts is connected to the pair of handrails.

Abstract: A cab suspension and repositioning system (110) for a truck includes a control arm assembly (130) having two control arms (134, 136) with distal ends pivotably attached to a truck chassis (112) and proximal ends pivotably attached to a cab (102), and one or more follower control arms (144, 146) having a distal end pivotably attached to the chassis (112) and a proximal end pivotably attached to the cab (102). Cab suspension assemblies (114, 170) releasably lock the cab (102) to the chassis (112) during operation. The control arm assembly (130) further provides motion control to the cab (102). Hydraulic cylinders (140) engage the control arm assembly (130) and are operable to move the cab (102) between an operating position adjacent the chassis and an access position away from the chassis (112) substantially without rotating the cab (102). A control system (200) powers the cylinders (140) and controls the transition between the operating and access positions.

Abstract: An operator's seat mounting section (11) that is positioned in back side of a floor member (10) includes a seat plate (11D) for mounting an operator's seat (14) and an equipment mounting part (11F) that rises upward from the right side of the seat plate (11D), and a right operating lever assembly (16) is provided in front of the equipment mounting part (11F). A controller accommodating space (21) is provided to be positioned in back side of a console (16A) of the right operating lever assembly (16) and between a side surface (11F1) of the equipment mounting part (11F) of the operator's seat mounting section (11) and the operator's seat (14), and a controller (27) is mounted in the controller accommodating space (21) to control various kinds of electric equipment.

Abstract: Disclosed herein is a driving cab for tractors. A hollow part is provided in a bottom plate of the driving cab, and a hollow shaft is provided in the bottom plate so as to be rotatable around the hollow part. A driver seat, an implement control device and a movement control device are fixed to the hollow shaft, so that the driver seat, the implement control device and the movement control device can be rotated along with the hollow shaft. Thereby, the implement control device and the movement control device along with the driver seat can be easily turned in a desired direction. When the tractor is required to be moved forwards or backwards, the implement control device and the movement control device along with the driver seat can face in the direction in which the tractor moves, so that the driver can easily control movement of the tractor.

Abstract: Disclosed is a working machine which comprises: a lower propelling body; a support base; an equipment installation area; a pipe extending from the equipment installation area; a guard which covers the equipment installation area and has an opening for leading out the pipe therethrough; and a clamp configured to support the pipe and having a shape capable of closing up the opening. The clamp includes: at least one support element for supporting the pipe; a guide portion for guiding the at least one support element; and a pair of clamping members for clamping the at least one support element. One of the pair of clamping members has a shield plate portion having a shape capable of closing up a remaining region of the opening other than a region closed up by the at least one support element arranged.

Abstract: A hydraulic excavator basically includes a lower traveling unit, an upper revolving unit, a counterweight, a machine compartment, a first handrail, a second handrail and a pair of antenna supporting parts. The upper revolving unit is revolvably mounted on the lower traveling unit. The counterweight is disposed on the upper revolving unit. The machine compartment is disposed in front of the counterweight on the upper revolving unit. The first and second handrails are disposed on the machine compartment. The antenna supporting parts are configured to support a pair of antennas. The antenna supporting parts are respectively connected to the first and second handrails.

Abstract: A hydraulic excavator basically includes a lower traveling unit, an upper revolving unit, a counterweight, a machine compartment, a first handrail, a second handrail and a pair of antenna supporting parts. The upper revolving unit is revolvably mounted on the lower traveling unit. The counterweight is disposed on the upper revolving unit. The machine compartment is disposed in front of the counterweight on the upper revolving unit. The first and second handrails are disposed on the machine compartment. The antenna supporting parts are configured to support a pair of antennas. The antenna supporting parts are respectively connected to the first and second handrails.

Abstract: A hydraulic excavator basically includes a counterweight, an engine compartment, an equipment compartment, a cab, a plurality of steps, a passage and a pair of antenna supporting parts for supporting a pair of GNSS antennas, respectively. The antenna supporting parts are positioned ¼ or more of the vehicle width away from the revolving center and are positioned closer to the revolving center than a left rear edge of the passage. The left rear edge of the passage is the position furthest away from the revolving center of the steps and the passage.

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 working machine comprising a frame, a working implement supported at a front end of the frame, a cover member, a latch member, a selector valve and a support bracket. The cover member has a cover-member body covering a side equipment room and having an opening. The latch member is disposed near the opening and inside the side equipment room to hold the cover member closed in cooperation with the lockable member. The support bracket extends from the side equipment room toward the opening and supports the latch member and the selector valve at the side of the frame. The support bracket has a base portion connected to the frame or connected to another member fixed to the frame, a selector valve-retaining portion retaining the selector valve and a latch member-retaining portion retaining the latch member at a position closer to the opening and higher than the selector valve.

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 construction machine including: a lower propelling body; an upper slewing body having a rear region with an engine room; a slewing device for slewing the upper slewing body; and a platform cover. The slewing device includes a slewing electric motor having an electric-motor output shaft, and a speed reducer having a speed-reducer output shaft rotated more slowly than the electric-motor output shaft, the speed reducer installed forward of the engine room such that the speed-reducer output shaft points downward, the slewing electric motor disposed just above the speed reducer. The platform cover is provided on a top of the slewing electric motor, having an upper surface serving as a platform for maintenance of equipment in the engine room. The platform cover is lower than the engine cover and adjacent to a front side of the engine room.

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: An operator ride enhancement system that is coupleable to the frame of a vehicle includes a counterweight platform moveably coupled to the frame, and a resilient member engaged with the frame and the counterweight platform. The mass of the counterweight platform is configured to be approximately at least equal to a total mass supported by the counterweight platform during operation of the vehicle. The operator ride enhancement system attenuates and/or inhibits movement of the counterweight platform during operation of the vehicle.

Abstract: In a side deck of a construction machine, includes a cross allowing member which has a shape avoiding a reinforcement member so as to allow the reinforcement member to extend across a mount holding member longitudinally of the side deck. A front end of the reinforcement member is directly joined to the front beam while the reinforcement member extends longitudinally across the cross allowing member.

Abstract: The multifunction utility cart is a compact versatile self-propelled vehicle adapted particularly for use by security and/or emergency medical personnel. The cart includes an extendable wheelbase and rear body portion for the carriage of additional personnel and/or one or more injured persons on board, yet forms a very compact vehicle when the wheelbase and bodywork are retracted. A stretcher may be deployed from one side of the cart when extended, the extended rearward portion providing for the carriage of additional personnel or a wheelchair due to a drop-down floor at the rear of the cart. Additional storage space is provided in a forward trunk and one rear fender opposite the stretcher storage area for the carriage of a fire extinguisher, medical supplies, and/or other equipment. The standing operator station may be selectively elevated to provide the operator with a better view in crowded environments.

Abstract: The present invention relates to a steering device for a self-propelled construction or utility machine. The construction or utility machine includes a cab having a carriage, which is adjustable transversely to the travel direction, on which operating and/or actuating elements and at least one steering wheel for steering the construction or utility machine are situated. The steering wheel is coupled via a steering drive shaft, which is mounted on the adjustable carriage, and is carried along upon adjustment, to a steering output shaft, which is situated fixed in place on the construction or utility machine and runs transversely to the steering drive shaft.

Abstract: A work vehicle comprises a front frame, a rear frame, an oscillation frame, a slew bearing, and a rolling-element bearing. The slew bearing and the rolling-element bearing allow oscillation between the oscillation frame and the rear frame about a fore-aft axis.

Abstract: A brake equipment of the driver-seat-direction changeable vehicle includes: a driver-seat-direction detector configured to detect whether the driver seat is facing the one or the other side, in the travel direction, of the wheel-side vehicle body; a braking unit configured to brake one-side wheels, which are located closer to the one side, in the travel direction, of the wheel-side vehicle body, and other-side wheels, which are located closer to the other side, in the travel direction, of the wheel-side vehicle body, while controlling brake-force distribution between brake forces of the one-side wheels and the other-side wheels in such a manner that the brake-force distribution becomes a set brake-force distribution based on ideal brake-force distribution characteristics; and a switching unit configured to change the set brake-force distribution in accordance with the direction of the driver seat detected by the driver-seat-direction detector.

Abstract: A cab suspension device for an agricultural tractor comprising a pair of concentrically aligned tubes co-axially arranged around a conventional cab suspension spring apparatus. One of the pair of tubes is connected to the tractor frame while the second is attached to the cab frame. The lengths of the tubes are shorter than the static length of the spring apparatus to allow limited telescoping movement of the tubes during dynamic compression of the spring apparatus without causing contact between the tube ends and the opposing tractor and cab frames. The dynamic extension during telescoping movement of the spring apparatus is controlled by a spring retainer. An annular space between the tubes allows for limited lateral displacement of the spring apparatus without causing contact between the tubes. The limits are configured to permit normal operational movement of the spring apparatus without contact of the tubes.

Abstract: A construction machine that permits an exhaust gas after-treatment device to be disposed while avoiding an increase of height and hence avoiding narrowing of an operator's visual field. A guard panel is disposed substantially in parallel with a base frame. The guard panel includes a top plate, the top plate including an opening formed at a portion thereof corresponding to an engine, and a bonnet formed so as to project upwards from the top plate and cover the opening. A first treatment section is disposed lower than the top plate and a second treatment section includes at least a portion positioned higher than the top plate through the opening and lower than the bonnet.

Abstract: A transfer box for transferring movements and forces from a gearshift lever of a tiltable vehicle cab portion to a gearbox includes a first frame portion mounted on the cab portion, the first frame portion including at least one first journalled lever portion and being connectable to cable ends or push rods connected to the gear shift lever, a second frame portion mounted on a vehicle chassis, the second frame portion including at least one journalled second lever portion and being connected to the gearbox via cable ends or pushrods, wherein the first lever portions and the second lever portions interact to enable movement/force transfer from the cable ends/push rods connected to the first lever portions to the cable ends/push rods connected to the second lever portions. The at least one first and the at least one second lever portions are provided with wedge shaped cooperating portions.

Abstract: There is described a vehicle comprising a spring-mounted vehicle seat (3; 13) in a spring-mounted vehicle cab (2; 12), wherein the vehicle seat (3; 13) is spring-mounted by means of at least one first spring element (24) and/or one first damping element (25) relative to the vehicle cab (2; 12) in the vehicle height and/or vehicle length and/or vehicle width direction, and the vehicle cab (2; 12) is spring-mounted by means of at least one second spring element (15) and/or second damping element (14) relative to a vehicle frame (11) in the vehicle height and/or vehicle length and/or vehicle width direction, comprising a control device (34) which, as a function of a first measured acceleration value of an excursion of the vehicle frame (11), causes a first application of force for regulating the excursion of the first spring element (24) and/or damping element (25) and a second application of force for regulating the excursion of the second spring element (15) and/or the functional element (14), in mutual depend

Abstract: A cab suspension device for an agricultural tractor comprising a pair of concentrically aligned tubes co-axially arranged around a conventional cab suspension spring apparatus. One of the pair of tubes is connected to the tractor frame while the second is attached to the cab frame. The lengths of the tubes are shorter than the static length of the spring apparatus to allow limited telescoping movement of the tubes during dynamic compression of the spring apparatus without causing contact between the tube ends and the opposing tractor and cab frames. The dynamic extension during telescoping movement of the spring apparatus is controlled by a spring retainer. An annular space between the tubes allows for limited lateral displacement of the spring apparatus without causing contact between the tubes. The limits are configured to permit normal operational movement of the spring apparatus without contact of the tubes.

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: Some embodiments of the invention provide outdoor power equipment including a frame, a seat and at least one leg support angled from a horizontal plane. The outdoor power equipment can include one or more handles, a suspension unit coupled between the frame and the seat. In some embodiments, the seat can be declined with respect to a horizontal plane so that the operator's upper torso leans forward at an angle with respect to a vertical plane when the operator is sitting on the seat.

Abstract: A brake equipment of the driver-seat-direction changeable vehicle includes: a driver-seat-direction detector configured to detect whether the driver seat is facing the one or the other side, in the travel direction, of the wheel-side vehicle body; a braking unit configured to brake one-side wheels, which are located closer to the one side, in the travel direction, of the wheel-side vehicle body, and other-side wheels, which are located closer to the other side, in the travel direction, of the wheel-side vehicle body, while controlling brake-force distribution between brake forces of the one-side wheels and the other-side wheels in such a manner that the brake-force distribution becomes a set brake-force distribution based on ideal brake-force distribution characteristics; and a switching unit configured to change the set brake-force distribution in accordance with the direction of the driver seat detected by the driver-seat-direction detector.

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 system is disclosed for connecting a cab to a machine supporting frame. A sub-frame is secured to the machine supporting frame and is configured to tilt relative to the machine supporting frame. A plurality of vibration damping mechanisms is configured to at least partially inhibit transmission of shocks and vibrations between the sub-frame and the cab. A plurality of dead stop mechanisms is configured to limit movement between the sub-frame and the cab. A rigid connection between the machine supporting frame and the sub-frame is configured to be selectively disconnected. A pivot connection between the machine supporting frame and the sub-frame is configured to permit the sub-frame and the cab to be tilted relative to the machine supporting frame upon disconnection of the rigid connection.

Abstract: A pipelayer having an undercarriage with at least two tracks and a main assembly. Each track has a track frame coupled to the undercarriage and a track shoe supported by and movable around the track frame. The main assembly is supported by and rotatable relative to the undercarriage, and has a main frame, a boom pivotally mounted to the main frame, an operator cab, and a cab riser connecting the operator cab to the main frame. The cab riser is operable to selectively raise and lower the operator cab relative to the main frame. Also provided is a movable cab assembly having an operator cab, an adjustment mechanism to connect the cab to a vehicle frame and move to change the operator's view, and a guide to align the cab. A method for laying pipe using a pipelayer having a movable cab is also provided.

Abstract: An arrangement for suspension of an operator cab on a machine frame in order to permit controlled motion of the cab relative to the frame is provided. The arrangement includes at least one first suspension member disposed between an underside of the cab and the frame for supporting the cab on the frame. The arrangement further includes at least one second suspension member disposed between a rear side of the cab and a rigid support structure and wherein the second suspension member is arranged at an elevated position relative to the underside of the cab. The second suspension member is adapted to provide an increased rigidity against cab movements both in the longitudinal and lateral direction of the machine during operation of the work machine.

Abstract: Some embodiments of the invention provide outdoor power equipment including a frame, a seat and at least one leg support angled from a horizontal plane. The outdoor power equipment can include one or more handles, a suspension unit coupled between the frame and the seat. In some embodiments, the seat can be declined with respect to a horizontal plane so that the operator's upper torso leans forward at an angle with respect to a vertical plane when the operator is sitting on the seat.