Abstract: A reel transport, stand and payoff device is provided, which operates to maneuver and jack up a reel for payoff. The reel device may include two reel mechanisms coupled together with a hydraulic system housing. Each reel mechanism includes a wheel housing and a wheel coupled to a central portion of the wheel housing. Each reel mechanism includes an arm coupled on an end to a central portion of the wheel housing. An actuator is coupled between the wheel housing and the arm to raise or lower the arm. The reel device may include at least one caster to help support and stabilize the reel device. An axle is inserted through a reel and coupled on each end to an arm by a bracket. A method of use of a reel transport, stand and payoff device is also disclosed.

Abstract: The present invention provides a system for autonomously conveying and loading a shell into a fixed gun, the system including an autonomous conveyance device configured to autonomously travel and move according to an autonomous driving program from a shell storage location to a fixed gun fixed to a gun mount that is a destination, an automatic loading device configured to hold a testing shell and automatically load the testing shell into a cartridge chamber of the fixed gun, and a shell lifting device mounted on an upper surface of the autonomous conveyance device and a lower surface of the automatic loading device and configured to move the automatic loading device upward or downward. According to the present invention, a process of conveying and loading the shell into the testing fixed gun may be autonomously performed in an unmanned manner.

Abstract: A nonremovable linkage for securing a rack assembly to a frame, the linkage securing or automatically securing the rack assembly to the frame at a first position in response to the rack assembly returning to the first position from a second position.

Abstract: A U-shaped support frame has a base beam and parallel side beams extending rearward from the base beam and defining an open implement area, which can be made adjustable. A hitch is attached to the front end of the support frame and frame wheels support the side beams, and rotate about a horizontal frame wheel axis that is fixed in an orientation perpendicular to the operating travel direction. Implements are configured to perform an implement operation and to rest on the ground surface when in an idle position. The support frame is moved rearward to a loading position where each implement is movable to an operating position supported by the support frame. Each implement provides a beam lock connection between the side beams that resists twisting movement of the side beams to maintain the frame wheels and the side beams in a substantially fixed relationship with respect to each other.

Abstract: A liftgate in accordance with the present disclosure includes a lift mechanism and a moveable load platform. The load platform includes a proximal deck section, a distal deck section, and a center deck section positioned between the proximal deck section and the distal deck section. The load platform is selectively vertically movable between a lowered position and a raised position. The proximal deck section, center deck section, and distal deck section are pivotally coupled to one another such that the load platform is selectively moveable between an extended-operational position, wherein all of the deck sections are located substantially coplanar with one another for supporting cargo, and a retracted-stored position wherein the deck sections are folded with respect to one another and are located substantially parallel and adjacent to one another.

Abstract: A modular foundation system comprises a concrete reinforced matrix having embedded pre-tensioned components and a recessed tension bolster region adjacent the lower surface of the foundation at each end, and a pair of lifting safety bars partially embedded in the foundation within the recess and terminating at the end of the foundation.

Abstract: Multiple actuation devices may be coupled to a shipping crate. A first actuation device may be coupled to a first end of the shipping crate and a second actuation device may be coupled to a second end of the shipping crate. The actuation devices include various telescopic columns, by which the shipping crate may be raised and lowered. Some of the columns include a caster for rolling the shipping crate. Other columns include a drive unit for driving the shipping crate. By utilizing the actuation devices, the shipping crate may be loaded and unloaded from a trailer without the need for a forklift.

Abstract: The present invention relates to a device for carrying component parts to be temperature-controlled, in particular coiled metal strips or metal wires, in a temperature-control device. The carrier device has a base body and a carrier element, to which a component part is attachable, wherein the carrier element is detachably attached to the base body. The base body has a transport coupling, which is configured such that the transport coupling is detachably fixable to a handling system for handling the device.

Abstract: Provided is a printing apparatus including: a holder unit provided with a holding member, a contact portion, and a shaft member, and an apparatus body provided with a support portion, and a fixing portion, wherein the shaft member is configured to be detachably attached to the support portion, the holder unit is configured to be rotatable between a first position and a second position with reference to the shaft member in a state where the shaft member is supported on the support portion, the first position is a position where the shaft member is attached to the support portion, and the second position is a position where the apparatus body fixes the holder unit by the fixing portion, the second position being a position where the contact portion is separated from the installation surface.

Abstract: A storage rack assembly includes a base steel structure which is interchangeably connected to the storage rack above. The base steel structure assembly is compromised of structural material with bolted connections which allow for the replacement or changing of damaged material due to accidental forklift contact all while the above storage system stays in place.

Abstract: The disclosure provides a delivery vehicle. The delivery vehicle may be automated for delivering one or more containers to a delivery location and unloading the one or more containers at that location. The vehicle includes a vehicle body defining a bay therein. The vehicle also includes a plurality of container hangers mounted within the bay and an automated unloading arm movable between a retracted arm position and an extended arm position. The arm is at least partially received in the bay in the retracted arm position and extends from the body in the extended arm position. The unloading arm comprises at least one container carrying member, such as at least one hook, longitudinally movable along the unloading arm for selective longitudinal alignment with each of the plurality of hangers.

Abstract: A rack and lifter system and method is described. The system includes a rack having at least a first engagement opening, and a lifter having at least a first engagement member and at least a first vertical extension member, wherein in use the at least a first engagement member interlocks with the at least a first engagement opening of the rack, and the at least a first vertical extension member extends to lift the interlocked lifter and rack, wherein the at least a first vertical extension member includes means for movement. The lifter may include a guiding-and-lifting member which lifts the lifter and guides the lifter into an interior space of the rack. The lifter may include a towing machine connection member which connects the lifter to a towing machine which positions the lifter within the rack and tows the connected lifter and rack.

Abstract: A cart apparatus includes a child cart that includes a base frame structure including a pair of side beams and a lateral beam that extends between the pair of side beams. A parent cart includes a base frame structure including a pair of side beams and a lateral beam that extends between the pair of side beams. The base frame structure of the parent cart defines a nesting area that is sized and arranged to receive the base frame structure of the child cart. A cart interlock mechanism includes an engagement member that is rotatably mounted to the base frame structure and a foot pedal that is linked to the engagement member. The foot pedal rotates the engagement member from a locked position that engages the base frame of the child cart to an unlocked position that releases the base frame of the child cart.

Abstract: The present disclosure discloses a multi-stage load adjustment type moving cart. The multi-stage load adjustment type moving cart according to the present disclosure includes: a base frame; a vertical frame vertically installed on one side of the base frame; an inclination angle adjustment unit installed on one side of the vertical frame and configured to selectively elongate a rod; a variable inclination rail having an upper one end supported to be rotatable around a hinge point hinge-coupled to the vertical frame and having one lower end connected to the inclination angle adjustment unit; and a raising and lowering unit including a raising and lowering body provided with a first roller and a second roller coming into rolling.

Abstract: Provided is a lock mechanism, wherein the lock mechanism includes a lock base, the lock base is provided with an opening and a cavity extending from the opening, the opening is used for the lock shaft mounted to the battery pack to enter the cavity, the lock mechanism further includes: a lock assembly, the lock assembly is connected to one side of the lock base opposite the lock shaft, the lock assembly is moveable relative to the lock base, and the side of the lock base opposite the lock shaft extends into the cavity or exits the cavity; wherein, the lock assembly is capable of preventing the lock shaft from exiting the cavity from the opening when the lock assembly extends into the cavity; the lock assembly is capable of allowing the lock shaft to exit the cavity from the opening when the lock assembly exits the cavity.

Abstract: A modular foundation system comprises a concrete reinforced matrix having embedded pre-tensioned components and a recessed tension bolster region adjacent the lower surface of the foundation at each end, and a pair of lifting safety bars partially embedded in the foundation within the recess and terminating at the end of the foundation.

Abstract: A mobile storage apparatus for containers is provided. The apparatus provides a unique support assembly for holding a container. The assembly includes a latch mechanism that allows a clamp of cylinder to be moved from a closed position to an open position which creates clearance around a neck of cylinder to allow it to rotate without falling out of clamp. The other end of apparatus is structurally configured with a release plunger that can be retracted to allow rotation of cylinder along said other end. Rotatable wheels on a user side with a braking mechanism along a handle and a foot ledge allow improved maneuverability and stability.

Abstract: A cargo transporting vehicle configured to travel along a path of a work site is provided. The cargo transporting vehicle includes: a traveling unit configured to travel on the path; a plate configured to load a cargo thereon; a loading unit including at least an articulated arm structure in which a width and an extendable length are adjusted according to dimensions of the cargo, the articulated arm structure being configured to load and unload the cargo onto and from the plate; and a plate lifting unit configured to raise or lower the plate.

Abstract: A pallet for supporting a container includes a base, plurality of supports secured with the base, first platform rotatably supported on the base, and second platform pivotably coupled to the first platform and adapted to support the container. At least one pallet linkage arrangement couples the second platform and the first platform, and at least one pallet actuator pivots the second platform between container transport and dump positions. A carrier includes a prime mover, trailer, plurality of ground engaging members, at least one carrier actuator adapted to move at least a portion of the trailer between lowered and raised support positions relative to at least a portion of the plurality of ground engaging members. At least a portion of the trailer is sized to be received between the plurality of supports secured with the base of the pallet.

Abstract: Jack units attach skates to an object to be moved. Each jack unit has a tongue that slidably engages a coupling slot affixed to the object, and can be operated to raise or lower the tongue; when raised, the object is supported on the skates and can be rolled to a new location. A crane can attach to lift eyes on the jack units to allow the system to be lifted with the skates attached to the object, avoiding the risk to operators of positioning the skates under the object while it is suspended. Rotation-limiting structures can be selectively employed to block rotation of the trailing skates to facilitate steering when rolling the object supported by the system. The coupling slots can be provided in coupling elements which can attach directly to the object or which can be employed to form a freestanding frame to which the object is secured.

Abstract: A height-adjusting axle assembly separate from and connectable to a trailer frame. A first pair of wheels is connected to a first cross-beam by a first pair of torsion axles such that rotation of the first cross-beam causes rotation of the first pair of torsion axles. A second pair of wheels is connected to a second cross-beam by a second pair of torsion axles such that rotation of the second cross-beam causes rotation of the second pair of torsion axles. An interconnecting bar is pivotally connected to the first cross-beam and the second cross-beam. A first frame rail and a second frame rail are connectable to the trailer frame. The first cross-beam and the second cross-beam are supported by and extend between the first frame rail and the second frame rail.

Abstract: A reel transport, stand and payoff device is provided, which operates to maneuver and jack up a reel for payoff. The reel device may include two reel mechanisms coupled together with a first support member and a second support member. Each reel mechanism includes a wheel housing and a wheel coupled to a central portion of the wheel housing. Each reel mechanism includes an arm coupled on an end to a central portion of the wheel housing. An actuator is coupled between the wheel housing and the arm to raise or lower the arm. The reel device may include at least one caster to help support and stabilize the reel device. A shaft is inserted through a reel and coupled on each end to an arm by a bracket. A method of use of a reel transport, stand and payoff device is also disclosed.

Abstract: A toilet lift apparatus for removing and installing toilets includes a base having a left side slidably engageable with a right side. An attachment bar is coupled to the base. A pair of supports is coupled to the base and a cantilever is coupled to the pair of supports. The cantilever selectively engages with a toilet and pivots on the pair of supports to lift and alternatively lower the toilet. A ratchet assembly is coupled to the cantilever to pull in, or alternatively push out, each of the left arm and the right arm. A latch bar is coupled to the ratchet assembly and extends down past the attachment bar. The latch bar has a plurality of hooks with each of the plurality of hooks being selectively engageable with the attachment bar.

Abstract: A height-adjusting axle assembly separate from and connectable to a trailer frame. A first pair of wheels is connected to a first cross-beam by a first pair of torsion axles such that rotation of the first cross-beam causes rotation of the first pair of torsion axles. A second pair of wheels is connected to a second cross-beam by a second pair of torsion axles such that rotation of the second cross-beam causes rotation of the second pair of torsion axles. A interconnecting bar is pivotally connected to the first cross-beam and the second cross-beam. A first frame rail and A second frame rail are connectable to the trailer frame. The first cross-beam and the second cross-beam are supported by and extend between the first frame rail and the second frame rail.

Abstract: A plating apparatus is described. The apparatus includes: a substrate holder configured to hold a substrate in a vertical position; at least one processing bath configured to process the substrate held by the substrate holder; a transporter configured to grip and horizontally transport the substrate holder; at least one lifter configured to receive the substrate holder from the transporter, lower the substrate holder to place the substrate holder in the processing bath, elevate the substrate holder from the processing bath after processing of the substrate, and transfer the substrate holder to the transporter; and a controller configured to control operations of the transporter and the lifter.

Abstract: A height adjusting mechanism for a trailer includes first and second cross-beams, an interconnecting bar pivotally connected to the first and second cross-beams, an actuator that is connected to one of the first cross-beam or the second cross-beam to cause rotation of the first cross-beam and the second cross-beam between a first rotational position and a second rotational position. A locking mechanism is operable move between an unlocked position and a locked position to prevent pivoting of the first and second cross-beams with respect to the interconnecting bar. First and second pairs of wheels are connected to the first and second cross-beams by first and second pairs of torsion axles such that rotation of the first and second cross-beams causes rotation of the first and second pairs of torsion axles.

Abstract: A dolly capable of allowing relatively heavy and bulky objects to be easily manipulated and moved without adding significantly to the dimension of the object thereby allowing the object to be easily moved through conventional door openings. Preferably, the dolly comprises a first frame having generally vertical legs mechanically coupled to a generally horizontal brace and a second frame having generally vertical legs mechanically coupled to a generally horizontal brace such that the first frame and the second frame are in position on opposite sides of the object and the generally horizontal braces are positioned under corresponding edges of the object. The generally vertical legs of the first frame and the second frame when moved into a more vertical orientation operate to mechanically lift the generally horizontal braces to lift the object and allow the object to be transported to a desired location.

Abstract: A transporting apparatus for track-mounted machines, also capable of aiding lifting, includes a pair of wheel assemblies. Each wheel assembly consisting of (i) a pair of wheels rotatably attached adjacent ends of an axle; (ii) a pair of parallel spaced-apart axle braces each rotatably engaged to the axle at a distal end of the axle braces; and (iii) a receiver member having a predetermined height and width. This receiver member has at least one bottom member and two spaced-apart substantially parallel side walls fixed to a proximal end of the axle braces.

Abstract: A portal trailer for a tugger train, consisting of a front, rear and middle trailer section, between which respectively a receiving area for a dolly to be carried along is provided, wherein the front is connected with the middle and the middle with the rear trailer section each via a portal-shaped arch and the middle trailer section has a pair of rollers or wheels.

Abstract: A lifting device is for a container. The lifting device is attached at one end of the container. The lifting device includes an undercarriage provided with one or more wheels; and an actuator arranged to move the undercarriage of the lifting device between a first position, not engaging the supporting surface, and a second position, engaging the supporting surface, so that, in the position of the undercarriage engaging the supporting surface, one end of the container is lifted up from the supporting surface. The undercarriage of the lifting device is connected to the actuator via at least one connecting body, the connecting body being connected to the actuator and movable therewith.

Abstract: A holding device for a treatment of a product (5), which holding device comprises a first holding part (41) and a second holding part (42). The first holding part (41) comprises at least one first electrical contact element (13) for establishing a contact with a first side (6) of the product (5). The second holding part (42) comprises at least one second electrical contact element (14) for establishing a contact with a second side (7) of the product (5), which second side that lies opposite the first side (6). The first holding part (41) and the second holding part (42) are arranged in such a way that they can be fastened to one another in a detachable manner for the purpose of holding the product (5). A product seal (15, 16) and a housing seal (17) provide a sealing arrangement to prevent the penetration of fluid into the at least one first electrical contact element (13) and the at least one second electrical contact element (14) in a treatment state.

Abstract: A rack system is disclosed. The racks and the computer systems included within the racks have a shallow configuration. The racks are placed next to one another in a back-to-back configuration in which the backs of each of the racks are adjacent to one another. All of the user-accessible components of the computers system face toward the front of each rack. The heated air from each of the computer systems is expelled in the space between each of the racks. The space between each of the racks is relatively narrow, as there are no user-accessible components between the racks. The racks are coupled to one another with a bar that may include at least some spring action to accommodate some movement of the racks toward or away from one another without the tipping of either rack.

Abstract: Disclosed is an empty vehicle lifter for a vehicle assembly line. The empty vehicle lifter for a vehicle assembly line may lift a vehicle in an empty vehicle condition in a vehicle assembly line, and may include: i) four post frames which are substantially vertically installed on a floor of a working place while corresponding to wheels of the vehicle, ii) a ceiling frame which is connected to upper end portions of the post frames, iii) a tire ground contact unit which supports a wheel tire of the vehicle, and is installed on each of the post frames so as to be movable upward and downward, and iv) a lift unit which is installed on the ceiling frame so as to move the tire ground contact unit upward and downward.

Abstract: A bed transport and utility dolly comprising two or more supports which removably attach at the head and the foot of an adjustable bed. The dolly provides bed transport in a taller and thinner form and allows easy movement through doorways and safe navigation of hallways. The present art apparatus and method of use utilizes the ability of an adjustable bed to substantially retract the bed support arms or legs whereby the transport and utility dolly retains the weight of the bed and allows rotation of the bed into a taller and thinner form before transport, all without the use of specialty tools or extra dollies. Each support comprises a frame with a pivotally attached swing arm having one or more bed couplers with quick release mechanisms which removably attach to the frame or other structurally supportive portion of the bed.

Abstract: A system for lifting of store shelves with merchandise on the shelves. The system employs a lifting member formed of two opposing cross members which sandwich support members of store shelving therebetween. Projecting forks from the two cross members engage sleeves on opposite sides of leveling feet which project from the support member of the shelf toward the floor. Jacks engaged to both sides of each lifting member elevate the shelf with the lifting members in engagement with each support member of the shelf.

Abstract: A system for the transportation of wind turbine components with a vehicle, especially for the transportation of large wind turbine components, is provided. The vehicle includes at least two wheelsets, a first end frame connected to a first wheelset and a second end frame connected to a second wheelset. The vehicle further includes a support structure for carrying at least one wind turbine component, wherein the support structure is adapted to be detachably connected to the first end frame and/or to the second end frame. Thereby, the wind turbine component is connected solely to the support structure in a fixed but detachable manner.

Abstract: Proposed is a wheeled drop-floor trailer that has a U-shaped frame with two articulated linkages pivotally installed on the sides of the U-shaped frame and suspension rods that pivotally support the drop floor in a freely hanging condition. On the side of the trailer opposite the loading side the articulated linkages are interconnected by a cross bar, which is connected to a drive mechanism, e.g., to a winch, via a cable. When the articulated linkages are inclined toward the loading side, the drop floor descends to the ground under its own weight and, after the cargo is loaded onto the drop floor, the latter is raised by pulling the linkages with the use of the winch via the cable and the cross bar in the direction opposite the loading side.

Abstract: The present invention relates to a transport system for transporting a large element having a longitudinal extension, such as a wind turbine nacelle. The transport system comprises a transport means having a first and a second transport unit, a base structure having a first and a second side and being adapted for supporting and connecting with the large element to be transported, and transport equipment having a first part adapted to be connected to the first side of the base structure and to the first transport unit and a second part adapted to be connected to the second transport unit. The first part engages with the second part. The invention also relates to a transport method.

Abstract: A system for unloading and loading load-containing units, such as containers or movable boxes, presenting lift blocks from and onto railway trucks arranged to move on a main track along a longitudinal travel axis. The system including at least two pairs of lifting members separated at least in space above the main track, and able to flank the load-containing unit on opposite sides about the main track and to translate it vertically by achieving a grip on lift blocks.

Abstract: A device for lifting and moving shelves, in particular shelves for cages for laboratory animals, said device comprising: means for lifting at least one shelf, and for keeping it lifted from the ground; moving means to allow displacement of the device in the presence of a shelf lifted from the ground, along at least one direction. Structure comprising several devices as described above, engaged with a driving system to allow translation along a common direction.

Abstract: A lifting system for shelves and store gondolas which provides for a gripping engagement of the upright posts of the frame of the shelving which supports the load on engaged shelves and products. The device features a dolly and extending members having an opening on distal ends to grip the post. Tapers on the members provide for deflection of any kickplates present. The dollies may be employed in a plurality around the shelf and engaged with connector bars between them for a unified movement of the dollies elevating the shelf.

Abstract: A stack axle assembly as used in a cask transporter or an horizontal storage module (HSM) gantry transporter. The stack axle assemblies include a slew gear; an upper bearing; a lower bearing; a vertical cylinder retained by the slew gear, upper bearing and lower bearing; an independent driver wheel and idler wheel revolving on a common shaft/trunnion assembly attached to the bottom of the vertical cylinder; a frame assembly formed on top of the vertical cylinder, the frame assembly including one or more drive motors connecting an upper drive assembly downwardly to a driven assembly mounted between the idler wheel and driver wheel; and a slew driver motor to drive the slew gear.

Abstract: A support assembly provides for a method of mobilization that does not require removal of shelving and restocking of items on gondolas and warehouse pallet racking, even if the gondola or pallet racking is too wide for prior art mobilization methods. The support assembly comprises a pair of tubular members capable of engaging fork-like extensions of a hand truck or the like. The hand truck may have caster wheels for mobilization and may have a lifting mechanism for raising and lowering the support assembly by the fork-like extensions, when tongues extending from the tubular members are aligned and matingly engaged at a middle support and outer supports of the gondola. By using a plurality of such lift assemblies engaged along the length of the gondola or gondola run, a row of gondolas may be lifted and mobilized without removing shelving and restocking items on the shelves, even if the gondola is wide and the items stocked on the shelves of the gondola add substantial weight to the gondola.

Abstract: The trolley includes a member which supports the shoe of a loaded rack. The member has a horizontal limb which extends beneath the shoe and first and second housings each having vertically adjustable casters. One of the housings is connected to the member while the other has a clamp for attaching the housing to the horizontal limb of the member. As the casters descend, the shoe rises with resulting raising of the foot from the floor on which the rack rests.

Abstract: In a sheet supply/convey supporting device, a sheet placing unit includes a pair of guide members and a supporting plate that form a space for holding a sheet stack, and a carriage member supports the sheet placing unit and includes a driving mechanism for lifting or lowering the sheet placing unit. The supporting plate supports the sheet stack and is movable between an opened position at which a bottom of the space is opened and a closed position at which the bottom of the space is closed.

Abstract: The present invention relates to a device for gripping a unit load during handling of same, said device comprising an attachment portion for attaching the device to the unit load, a gripping portion (for engaging with a handling means) which is embodied in the form of a container corner, and a set of at least two said gripping devices adapted in a certain way to the unit load or at least to elements of the unit load. The invention also relates to a transport vehicle for the unit load, comprising a towing vehicle and a trailer that are connected to each other via the unit load during transportation thereof, and which have holding devices for the unit load on their facing ends, comprising a set of said gripping devices.

Abstract: A stackable carrier assembly, carrier stacking system, and method of storing carrier assemblies is disclosed. The carrier assembly includes a base member presenting a load surface and opposite facing transfer surface. A plurality of carrier trolleys extend transversely from the load surface to engage conveyor tracks. A plurality of track sections are coupled to the load surface for receiving the carrier trolleys of another carrier assembly. The track sections are vertically aligned with the carrier trolleys. In a power and free or friction drive conveyor system, a lift device and telescoping arm can lift and stack the carrier assemblies so that track sections of one carrier assembly receive the carrier trolleys of another carrier assembly. In an overhead conveyor system, one carrier assembly can hang from the track sections of another carrier assembly.

Abstract: A trailer includes a coupling to attach the trailer to a tractor, and a frame attached to the coupling. The frame is positionable as a single unit about a container such that the frame can be attached to the container in four regions of the container to lift the container. The trailer has road wheels for long-haul transportation over road systems. The trailer frame can be positioned about the container by laterally expanding and retracting, pivoting about a horizontal axis, and pivoting about a vertical axis.

Abstract: Disclosed is a hoist trolley having a pair of jacking plates with apertures for attaching the plates to a compressor. Fixed to the opposing ends of the jack-plates are telescopic legs with extendable retractable wheels and a screw jack that is used to elevate the load, once the plates are attached, enabling the wheels to be extended. Once extended, the jack base plate is raised with the wheels supporting the load. Transporting the load is accomplished by providing a pair of rails cantilevered from a stand. Also provides are additional elements to enhance the range of applications for the compressor trolley including a pry bar incorporating a motive member whereby the bar can be used in the similar function of supporting some part of the load while moving to a workspace and a depending pivot arm having one element of a fastener, with the other incorporated into an opposing jacking plate. Furthermore, the spaced apart trolley rails can include integral rollers.

Abstract: A load moving system includes a pair of lifting assemblies. The assemblies are positioned on opposite sides of a load to be carried. Each of the assemblies includes a plate. A vertical wall is attached to the plate and the plate extends forward from a bottom edge of the vertical wall. The plate is extendable under the load and the vertical wall is positionable against the load. An upper wall is attached to an upper portion of the vertical wall and extends rearward of the vertical wall. A pair of wheel assemblies is provided. Each of the wheel assemblies is positioned below and is rotatably coupled to the upper wall. A pair of support posts is attached to and extends upwardly from the upper wall. A coupling assembly releasably couples the support posts to the load.