Abstract: A pick-up style utility vehicle has a front seat and a rear seat surrounded by a cabin frame, and a cargo bed in this order from the vehicle front, a screen shield partitioning the cargo bed and a riding space in front of the cargo bed. The cargo bed is changeable between an expanded state in which the cargo bed is expanded into the riding space of the rear seat and a non-expanded state not occupying the riding space of the rear seat. The screen shield is supported by the upper portion of the cabin frame and is changeable between an expanded position in which the cargo bed and the riding space in front of the cargo bed are partitioned and a non-expanded position in which the cargo bed and the riding space in front of the cargo bed are partitioned without the necessity of detaching the screen shield from the cabin frame.

Abstract: A motor vehicle includes a body having an enclosed passenger cell which is accessible by a door and forms a component of a front body part and a rear body part. The front and rear parts are movable in length direction of the motor vehicle relative to one another to change a length dimension of the motor vehicle. A covering module covers a gap in the passenger cell between the front and rear body parts.

Abstract: A flatbed trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in an alternate and typically standard configuration. The trailer can be switched between the extendable and alternate configuration within a fairly short time. The invention thus eliminates the need for both a standard extendable trailer and a separate non-extendable trailer, and provides the ability to use the alternate configuration when the extendable configuration is not necessary in order to substantially reduce the weight which would otherwise be involved with the use of the extendable configuration.

Abstract: This invention provides a slide deck device, for a vehicle, which prevents a slide deck from rattling with respect to a floor surface of a vehicle even if an upward load is applied to the side deck in a state where the slide deck is completely drawn into the vehicle. The slide deck device is provided with a supporting member 30 provided on a floor surface 15 and supporting an undersurface of a slide deck 20, a floor contact-member 52 provided on the floor surface, and a slide deck contact-member 60 provided on the undersurface of the slide deck. When the slide deck is located at the accommodated position, the slide deck contact-member is in contact with the undersurface of the floor contact-member.

Abstract: Heavy equipment trailer and deck extension. The trailer has an elongated main deck with longitudinally extending frame members on opposite sides thereof, and ground engaging wheels toward the rear of the main deck. The extension has longitudinally extending frame members aligned with the frame members of the main deck, and coupling pins extend between the frame members of the main deck and the extension in load supporting relationship, with lock pins preventing longitudinal separation of the main deck and the extension. C-shaped channel members extend along the upper, lower, and outer sides of the extension, past the coupling pins, and along upper, lower, and outer side portions of the frame members of the main deck to hold the frame members in alignment and prevent sagging under load conditions.

Abstract: A pick-up style utility vehicle includes a front seat, a rear seat, a cargo bed expandable in a front direction, and a screen shield arranged at a front end of the cargo bed. The cargo bed can be changed between an expanded state in which the cargo bed is expanded in a front direction into a riding space, and a non-expanded state not occupying the riding space. The screen shield is slidably supported by a vehicle body configuring portion, for example, a guide portion provided on an expandable side panel and extending in a front and rear direction, so as to be movable in a front and rear direction between an expanded position and a non-expanded position.

Abstract: A flatbed trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in an alternate and typically standard configuration. The trailer can be switched between the extendable and alternate configuration within a fairly short time. The invention thus eliminates the need for both a standard extendable trailer and a separate non-extendable trailer, and provides the ability to use the alternate configuration when the extendable configuration is not necessary in order to substantially reduce the weight which would otherwise be involved with the use of the extendable configuration.

Abstract: A pick-up style utility vehicle includes a front seat, a rear seat, a screen shield, a cargo bed, and a cabin frame housing at least the front seat and the rear seat and forming a riding space. The cargo bed is state changeable between the expanded state in which the cargo bed expands forward and the unexpanded state not occupying the riding space. The cabin frame includes a pair of left and right front side frame bodies, a pair of left and right rear side frame bodies, and cross frame members coupling the front and rear side frame bodies. The front side frame bodies are fixed to the vehicle body and the rear side frame bodies and the cross frame members are changeable with respect to the vehicle body according to the state change of the cargo bed.

Abstract: A load balancing device for use in a pickup truck bed that allows a heavy load of cargo to be moved from the tailgate end to the front end of the truck bed, comprising a rectangular base having a first side, a second side, a front bar, a middle bar, and a back bar. The first side and the second side of the base together function as a track for a slide plate to slide up and down the length of the base. The slide plate is for holding the cargo to be put in the truck bed. An outer shaft and an inner piston together form a movement assembly, which allows for the slide plate to be moved along the length of the base.

Abstract: A full size building having three walls, an open side and a roof but no floor can be moved along parallel rails from an open free standing position to a closed position where the building abuts another structure to completely enclose an outdoor area. The building is of conventional construction but is erected over a rigid framework of iron beams. A series of roller assemblies containing rotatable axles is attached to the underside of rigid framework. The axles rest directly on the rails and rotate smoothly by means of bearings as the building moves along the rails. Stabilizers prevent wobble and keep the building on the rails when it is being moved. Locks prevent any movement when the building is in either the open or closed position. Additional locking means prevent lateral movement when the building is locked in the open position. The building can be moved using a winch and cable system or using a unique suspended sprocket wheel and track system. Concrete footings form the base for the rails.

Abstract: A utility vehicle includes a utility body, a chamber formed in the utility body, a framework movable into and out of the chamber, and at least one utility device located on the framework.

Abstract: A flatbed trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in an alternate and typically standard configuration. The trailer can be switched between the extendable and alternate configuration within a fairly short time. The invention thus eliminates the need for both a standard extendable trailer and a separate non-extendable trailer, and provides the ability to use the alternate configuration when the extendable configuration is not necessary in order to substantially reduce the weight which would otherwise be involved with the use of the extendable configuration.

Abstract: A slide deck device for a vehicle is provided wherein a luggage placement plate can be operated to slide smoothly even if heavy luggage is placed on the front or rear end of the luggage placement plate and also wherein no adverse effect occurs in subsequent sliding operations. The slide deck device includes upper rollers 69 which are mounted to the upper rails 52, 53, 70, 71 and 87 to be positioned in front of rearmost lower rollers of the lower rollers 64, are positioned in the lower rails 25, are spaced away from ceiling surfaces 31 of the lower rails and the bottom surfaces 30 of the lower rails when in contact with the bottom surfaces, and come in contact with the ceiling surfaces to be rotatable thereon when some of the lower rollers move away from the bottom surfaces and the ceiling surfaces.

Abstract: A deck system for a vehicle having a cargo bed. The deck system includes a deck body that extends across at least a portion of the cargo bed. The deck body includes a plurality of planks, each plank having an upper surface, a lower surface, and first and second opposing edges, each first edge configured to interlock with the second edge of another plank. The plurality of planks are coupled together via their interlocking edges to form the deck body. The deck system may also include a rail assembly configured to be coupled to side rails of the cargo bed and to the deck body for supporting the deck body above the cargo deck. The first edge of each plank has at least one first hook member and the second edge of each plank has at least one second hook member, the at least one second hook member configured to engage with the at least one first hook member of another plank.

Abstract: A sliding cargo carrier for use in motor vehicles has a slideable frame assembly and deck for supporting cargo. The deck is supported on an upper frame which is slideably mounted on a base frame attached to the vehicle. The deck is extendable and retractable within the vehicle to allow easy access to cargo stored thereon. The slideable frame assembly can be readily removed and reinstalled in the vehicle. Additional storage assemblies selectively positioned on the slideable frame assembly increase the storage potential of the sliding cargo carrier.

Abstract: A pick-up style utility vehicle according to the present invention has a front seat, a rear seat, and a cargo bed in this order from front. The cargo bed is changeable between an expanded state in which the cargo bed is expanded forward to a rear riding space in front of the cargo bed and a non-expanded state not occupying the rear riding space. The rear seat forms side panels of the expandable portions of the cargo bed in the expanded state.

Abstract: A loading base for load spaces in motor vehicles includes two loading base segments arranged one behind the other in the direction of the vehicle longitudinal axis. A first loading base segment adjacent to the back seats is connected to a rail system, which may be pivoted about a pivot axis aligned in the direction of the transverse axis of the motor vehicle with a lifting device arranged in the region of a rear loading edge, and adjusts the first loading base segment in the direction of the vehicle longitudinal axis in a translatory manner, so that irrespective of the height of the loading edge easy loading and unloading of loads is possible. The rail system and the lifting device are configured in the manner of a longitudinal seat adjustment device and seat height adjustment device of a motor vehicle seat.

Abstract: A motor vehicle includes a body having an enclosed passenger cell which is accessible by a door and forms a component of a front body part and a rear body part. The front and rear parts are movable in length direction of the motor vehicle relative to one another to change a length dimension of the motor vehicle. A covering module covers a gap in the passenger cell between the front and rear body parts.

Abstract: Embodiments described herein relate to extendable sleepers for a tractor and methods of operating such a sleeper. In one embodiment, the tractor is connectable with a trailer. The trailer has a front surface. The extendable sleeper comprises a fixed portion disposed on the tractor, an extendable portion attached to the fixed portion, the extendable portion being movable between a retracted position and an extended position, and a mover operatively connected with the extendable portion for moving the extendable portion between a retracted position and an extended position. A control system is operatively connected with the mover for controlling operation of the mover. The control system operates in an extension mode where position of the extendable member is adjustable, a teach mode where a significant location of the extendable member is programmed into the control system, and an automatic mode where position of the extendable member is maintained.

Abstract: A pick-up style utility vehicle according to the present invention includes a front seat, a rear seat, a cargo bed expandable in a front direction, and a screen shield arranged at a front end of the cargo bed. The cargo bed can be changed between an expanded state in which the cargo bed is expanded in a front direction to a riding space, and a non-expanded state not occupying the riding space. The screen shield is slidably supported by a vehicle body configuring portion, for example, a guide portion provided on an expandable side panel and extended in a front or rear direction, so as to be movable in a front or rear direction between an expanded position and a non-expanded position.

Abstract: A pick-up type utility vehicle with an expandable cargo bed, comprises a front seat, a rear seat; the cargo bed, and a screen separating between the rear seat and the cargo bed, on the chassis, the pick-up type utility vehicle further comprising an operating part for moving the screen, and a movement mechanism moving the screen toward the front and back direction by operation of the operating part.

Abstract: A vehicular cargo space extender includes a frame assembly adapted for slidable mounting to the vehicular cargo space. The frame assembly is slidable between an extended position and a retracted position. In the extended position, the frame assembly extends effectively increases the length of the vehicular cargo space. In the retracted position, the frame assembly fits within the vehicular cargo space without obstructing the unextended length thereof.

Abstract: The present invention is a pick-up style utility vehicle having a front seat and a rear seat, the pick-up style utility vehicle including a cargo bed movement mechanism for supporting a cargo bed movably within a predetermined movement range in the back and forth direction, and a seat movement mechanism for supporting the rear seat movably between a use position set to be within the movement range and a shunting position set to be out of the movement range.

Abstract: A flatbed trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in an alternate and typically standard configuration. The trailer can be switched between the extendable and alternate configuration within a fairly short time. The invention thus eliminates the need for both a standard extendable trailer and a separate non-extendable trailer, and provides the ability to use the alternate configuration when the extendable configuration is not necessary in order to substantially reduce the weight which would otherwise be involved with the use of the extendable configuration.

Abstract: A flatbed trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in an alternate and typically standard configuration. The trailer can be switched between the extendable and alternate configuration within a fairly short time. The invention thus eliminates the need for both a standard extendable trailer and a separate non-extendable trailer, and provides the ability to use the alternate configuration when the extendable configuration is not necessary in order to substantially reduce the weight which would otherwise be involved with the use of the extendable configuration.

Abstract: Embodiments disclosed herein relate to extendable sleepers for a tractor and methods of operating such a sleeper. In one embodiment, the tractor is connectable with a trailer. The trailer has a front surface. The extendable sleeper comprises a fixed portion disposed on the tractor, an extendable portion attached to the fixed portion, the extendable portion being movable between a retracted position and an extended position, and a mover operatively connected with the extendable portion for moving the extendable portion between a retracted position and an extended position. A control system is operatively connected with the mover for controlling operation of the mover. The control system operates in an extension mode where position of the extendable member is adjustable, a teach mode where a significant location of the extendable member is programmed into the control system, and an automatic mode where position of the extendable member is maintained.

Abstract: A slide which slides along a retainer attached to the bed of a pickup truck. The slide has a rearward end proximate the tail gate and a forward end proximate the cab of the truck. The rearward end preferably has gripping features allowing a user to easily grasp the slide and pull it rearward within the fixed retainer. The slide's forward end has an upstanding foot which engages cargo within the bed and propels it toward the tailgate. Two or more such devices can be installed in parallel and used simultaneously to unload cargo.

Abstract: Heavy equipment trailer and deck extension. The trailer has an elongated main deck with longitudinally extending frame members on opposite sides thereof, and ground engaging wheels toward the rear of the main deck. The extension has longitudinally extending frame members aligned with the frame members of the main deck, and coupling pins extend between the frame members of the main deck and the extension in load supporting relationship, with lock pins preventing longitudinal separation of the main deck and the extension. C-shaped channel members extend along the upper, lower, and outer sides of the extension, past the coupling pins, and along upper, lower, and outer side portions of the frame members of the main deck to hold the frame members in alignment and prevent sagging under load conditions.

Abstract: A bed extender assembly for a vehicle bed comprises at least one bed extender device having a longitudinal length greater than a length of the vehicle bed. The at least one bed extender device has a first end disposed in the vehicle bed and a second end spaced apart from the first end to define the longitudinal length. The second end is spaced rearwardly apart from a rearward end of the vehicle bed. A locking bar extends transversely across the vehicle bed adjacent the first end to lock the first end of the at least one bed extender device against the bed floor.

Abstract: This invention provides a slide deck device, for a vehicle, which prevents a slide deck from rattling with respect to a floor surface of a vehicle even if an upward load is applied to the side deck in a state where the slide deck is completely drawn into the vehicle. The slide deck device is provided with a supporting member 30 provided on a floor surface 15 and supporting an undersurface of a slide deck 20, a floor contact-member 52 provided on the floor surface, and a slide deck contact-member 60 provided on the undersurface of the slide deck. When the slide deck is located at the accommodated position, the slide deck contact-member is in contact with the undersurface of the floor contact-member. When the slide deck is located more rearward than the accommodated position, the slide deck contact-member is not in contact with the undersurface of the floor contact-member.

Abstract: A flatbed trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in an alternate and typically standard configuration. The trailer can be switched between the extendable and alternate configuration within a fairly short time. The invention thus eliminates the need for both a standard extendable trailer and a separate non-extendable trailer, and provides the ability to use the alternate configuration when the extendable configuration is not necessary in order to substantially reduce the weight which would otherwise be involved with the use of the extendable configuration.

Abstract: An enhanced mobility device is disclosed. The device has an enclosure defining an interior and an exterior and having a floor defining an opening therein. At least one access opening allows passage between the exterior and interior. A plurality of clamps attach to the interior of the enclosure. The access opening is sized to allow passage of a personal mobility device from the exterior to the interior where the mobility device may be secured to the enclosure for transport by the plurality of clamps.

Abstract: An extender bed system having channel affixed to the flatbed of the vehicle and a cradle slidingly received within the channel. An extendable bed is slidingly received within the cradle and a plurality of bearings affixed to the cradle permit sliding movement of the cradle in the channel and sliding movement of the extendable bed in the cradle.

Abstract: A bed extension assembly for a vehicle includes a bed assembly having a bed floor, sidewalls disposed along sides of the bed floor and a split tailgate assembly disposed adjacent a rearward edge of the bed floor between the sidewalls. The split tailgate assembly includes a first door pivotally secured to one of the sidewalls and a second door pivotally secured to another of the sidewalls. A bed extender member is movably secured to the bed assembly for movement between a stowed position beneath the bed floor and in an extended position protruding rearwardly from the bed assembly.

Abstract: A primarily aluminum extendable flatbed trailer has front and rear flatbed sections adjustable to various trailer lengths. Reinforcing plates with holes therein are connected to an aluminum longitudinal rail on one flatbed section. Holes in the rail aligned with the reinforcing plate holes removably receive a locking pin which secures the front section to the rear section. The locking pin slidably engages the reinforcing plates and associated wear bars. A generally vertical web strengthener is secured to a vertical longitudinal web on the rail adjacent the suspension of the trailer. Tubular aluminum braces are used in various locations. A friction reducing plastic slide member on one flatbed section slidably engages the other flatbed section. Another trailer includes first, second and third flatbed sections whereby the first and second sections are joinable in an extendable configuration and the first and third sections are joinable in a standard configuration.

Abstract: A vehicular cargo space extender includes a frame assembly adapted for slidable mounting to the vehicular cargo space. The frame assembly is slidable between an extended position and a retracted position. In the extended position, the frame assembly extends effectively increases the length of the vehicular cargo space. In the retracted position, the frame assembly fits within the vehicular cargo space without obstructing the unextended length thereof.

Abstract: A truck tailgate extension is constructed of a truck tailgate that has a first cavity therein and pivotally engaging a truck bed; a first extension that has a second cavity therein slidingly engaging the first in a transverse direction of the tailgate and concealable by the truck tailgate when retracted; at least one second extension slidingly engaging the second cavity in a longitudinal direction of the tailgate and concealable by the first extension when retracted into the second cavity; a pair of support legs pivotingly engaging a bottom surface of the at least one second extension and stows into a corresponding pair of recessed slots in the bottom surface; and a third extension hingedly connected to a rear edge of the first extension such that the third extension pivotingly engaging an interior surface of the truck tailgate when in a stowed away position.

Abstract: Disclosed is a cargo floor assembly for loading of cargo in a motor vehicle. The cargo floor assembly comprises a guide rail, a sliding cargo floor, a locking mechanism and a tailgate. The guide rail is removably disposed on a cargo deck of the motor vehicle. The sliding cargo floor is adapted to slide on the guide rail and is capable of assuming a retracted position and a plurality of extended positions on the cargo deck. At least a portion of the sliding cargo floor is adapted to extend outwardly from the cargo deck in an extended position of the plurality of extended positions. The locking mechanism is capable of securing the sliding cargo floor in an extended position of the plurality of extended positions on the cargo deck. The tailgate is capable of securing the cargo on the cargo deck.

Abstract: A resilient seal for mobile living quarters seals around a slide-out room includes a pair of attaching members extending along the inside and outside surfaces of the main living area wall at an aperture through which the slide-out room moves and further includes a connecting member extending between the attaching members and along the edge of the wall defining the aperture. A wiper seal extends from the connecting member to flex against the walls of the slide-out room, and the connecting member further includes an accordion pleat for adjusting the distance between the attaching members to thereby accommodate walls of different thicknesses.

Abstract: A seal assembly for mobile living quarters seals around a slide-out room, includes a pair of attaching members extending along the inside and outside surfaces of the main living area wall at an aperture through which the slide-out room moves, and further includes a connecting member extending between the attaching members and along the edge of the wall defining the aperture. A wiper seal extends from the connecting member to flex against the walls of the slide-out room, and the connecting member further includes an accordion pleat for adjusting the distance between the attaching members to thereby accommodate walls of different thicknesses.

Abstract: A vehicle tailgate extender mechanism including a tailgate frame having a tailgate bed extender guide, and a bed extender assembly coupled to the tailgate frame and including an extender cross member. An extender guide may be secured to the extender cross member, and an extender support member may be secured to the extender cross member. The extender support member is capable of at least partial insertion into and extraction out of the tailgate bed extender guide. A cargo restraining panel is rotatably coupled to the extender cross member. A ratcheting mechanism may couple the extender support member to the tailgate frame and allow the extender support member to be linearly displaced in a first direction within the tailgate bed extender guide while simultaneously preventing substantial linear movement of the extender support member in a second direction opposite the first direction within the tailgate bed extender guide.

Abstract: A drive mechanism having a first and second side plate opposite each other that rotatably hold an engagement shaft and a gear shaft. A rack passes between the gear shaft and engagement shaft. The first and second side plates are allowed to float vertically in a frame. The gear is maintained in constant contact with the rack when the rack is moved vertically within the frame.

Abstract: A roll-out drawer system for a vehicle comprising a planar framework comprising a plurality of pipe-over-pipe mechanisms. The roll-out drawer travels over the planar framework permitting the drawer to travel lengthwise from an internal position within the bed of the vehicle to an external position where the drawer is partially extended from the bed. The pipe-over-pipe planar framework permits the user to gain access to the drawer to load, position and unload contents that would otherwise be difficult to reach within the bed of the vehicle.

Abstract: A vehicle cargo slide system comprising a forward cross-member, a side member, and a rearward cross-member is coupled to a cargo bay floor. A platform, having a generally rectilinear configuration, is coupled to the members. The platform slides forward and rearward.

Abstract: The present invention can speedily and easily perform the maintenance or the like of hydraulic equipment and the like. Accordingly, in the present invention, in a tractor in which a prime mover portion is arranged on a front portion of a machine body, a driving portion is arranged behind the prime mover portion, a transmission portion is arranged below a driver's seat which is formed in the driving portion, left-side and right-side rear wheels are mounted on the transmission portion by way of a rear axle case, and a cover body is extended over the driving portion, the transmission portion and the left-side and right-side rear wheels, the cover body constitutes a step portion of the driving portion and, the cover body covers the transmission portion from above and covers the left-side and right-side rear wheels from the front side and above, the cover body is formed of a plurality of split-portions, and at least the split-portion which covers the transmission portion from above is detachably formed.

Abstract: An extender bed system having channel affixed to the flatbed of the vehicle and a cradle slidingly received within the channel. An extendable bed is slidingly received within the cradle and a plurality of bearings affixed to the cradle permit sliding movement of the cradle in the channel and sliding movement of the extendable bed in the cradle.

Abstract: A system for facilitating loading and placement of materials onto a truck bed is disclosed. The system includes a hollow planar element disposed on a truck bed. The system further includes a hollow tail gate element having a first end and a second end, wherein the hollow tail gate element is hingably coupled on the first end to the hollow planar element. The system further includes an inner planar element positioned within the hollow planar element. The system further includes an inner tail gate element positioned within the hollow tail gate element, wherein the inner tail gate element is hingably coupled to the inner planar element. The inner tail gate element may be slid partially out of the second end of the hollow tail gate element so as to extend the truck bed when the hollow tail gate element is coplanar with the hollow planar element.

Abstract: The vehicle cargo extender allows a user to effectively extend the bed of a vehicle to accommodate and support cargo having dimensions extending beyond an unmodified bed. The extender has a deck assembly and an arm assembly. The deck, which may be folded for easier storage, forms a floor on which cargo may rest. The arm assembly comprises an extension tube, a storage receiver tube, a crosspiece receiver tube, and a crosspiece assembly. The extension tube, when in use, is inserted into and secured within a receiver hitch. The deck is coupled with the arm assembly. The user may also attach a shelf assembly to the arm assembly to carry additional cargo. When in the stowed position, the crosspiece is coupled to the crosspiece receiver tube and may have reflectors or auxiliary taillights. The storage receiver tube and crosspiece may be nested and secured together within a receiver hitch. When in the stowed position, the arm assembly forms a step to allow the user easy access to the pickup truck bed.

Abstract: A portable, retractable, and removable enclosure is installed on a lightweight open vehicle such as an all terrain vehicle (ATV). Guide track sections are mounted on the front and rear of the vehicle to define longitudinal guides. The enclosure includes a pair of rails that engage the guides. The enclosure can be moved between a forward position and a rearward position by moving the rails along a track defined by the guides. In the forward position, the enclosure is positioned over the vehicle and forms a cab. In the rearward position, a forward portion of the enclosure is positioned over the vehicle and a rearward position extends behind the vehicle to form an enclosure for hunting, camping, or fishing.

Abstract: A sliding deck for carrying loads in transit and both lifting or lowering the loads includes a spaced pair of pivoting outer tubular tower members having hydraulically operated cylinders interior to a pair of telescoping tubular inner members located interior to the outer tubular tower member in which the pivoting of the tower members is controlled about a pivot by a supporting hydraulically-operated cylinder. A friction-relieving feature for accommodating movement of the interior telescoping member may include a Teflon brand wear pad fixed on the inner surface of the fixed outer tubular tower member. Together, the fixed outer tubular member and the sliding interior tubular member form a pivoting tower-like support member at an incline relative to the truck bed.