Abstract: The present invention relates to a milling unit, in particular to a milling unit of a road milling machine, a transport vehicle with a transport device and a vehicle, as well as a method for transporting a milling unit, in particular using a transport vehicle according to the present invention.

Abstract: A roll off trailer includes first and second trolley assemblies and a hoisting cable connected at one end to the first trolley assemble and extending about a sheave in each of the first and second trolley assemblies. The cable connects to a container. The second trolley is displaced t in a first direction while simultaneously drawing the container via the cable from the first grounded container to a second container position generally midway atop the trailer. Then, the first trolley is displaced in a second direction while simultaneously drawing the container via the cable from the second container position to a third container position generally adjacent the front of the trailer.

Abstract: The invention comprises a method for installing a proton based cancer therapy system in a hospital related brownfield building, comprising the steps of: (1) transporting gantry system elements to a basement of the brownfield, the gantry system comprising: a rotatable gantry support; a gantry counterweight; a rotatable gantry arm, and a main bearing, comprising: a diameter of at least ten feet, a first circular segment, comprising a first arc-to-chord section, a second circular segment, comprising a second arc-to-chord section, and an intermediate section; (2) transporting through a pre-existing elevator shaft in the hospital related brownfield building the main bearing in a disassembled form; and (3) after the step of transporting through the pre-existing elevator shaft, assembling the gantry system on the ground floor, the step of assembling comprising attaching the first circular segment of the main bearing to the second circular segment of the main bearing using the intermediate section.

Abstract: The present invention relates to a motorized device that can be operated by one person to load or unload a platform containing cargo or a wheel chock attached to a motorcycle or multi-wheeled vehicle, or bins and containers holding cargo. The device taught herein is employed to lift or move the cargo to the level of the truck bed or storage area and move into the storage or travel to a second position. Also disclosed is a sliding ramp apparatus for moving cargo to a higher level or lower level or movement on the same plane or level using incline, horizontal or vertical movement. When mounted on a platform or motorized vehicle, any cargo: machinery, motorcycle, containers, palettes, drums, supplies, etc. can be loaded or unloaded in or on a vehicle or platform in a lifting or lowering manner. When mounted on any surface, any cargo (worktables, machinery, crates, containers, pallets, drums, supplies, boats, etc.

Abstract: A panel unpacking method includes (1) providing a panel unpacking device, which includes a pickup device including a manipulator and suction cups mounted to the manipulator and a conveyance device including a main body, a mounting board mounted to the main body, pins mounted to the mounting board, and cushioning device installed on the pins; (2) moving the manipulator to approach the panel until the suction cups of the manipulator get into contact with the panel; (3) the suction cups sucking and holding the panel and the manipulator making a movement to lift up the panel; (4) the manipulator carrying the panel to approach the pins of the conveyance device until the panel gets into contact with the contact sections of the pins; and (5) the suction cups releasing the panel to allow the panel to be stably positioned on the pins of the conveyance device.

Abstract: A vehicle includes a vehicle frame, a plurality of wheels and a cargo bed assembly. A cargo bed translation mechanism is operable between the vehicle frame and the cargo bed to translate the cargo bed between a range of positions including a first transport position, a plurality of raised position a variety of loading positions. A cargo bed dumping mechanism is operable for tipping the cargo bed to dump the contents of the cargo bed at least from the transport position and the raised positions.

Abstract: In some embodiments, a convertible platform system may include a platform, a first platform attachment, and a second platform attachment. The platform may include a first side at least two wheels, a loading system, and a coupling system. The first platform attachment may include a first surface which couples, during use, to the first side of the platform. The first platform attachment may include a first function. The second platform attachment may include a second surface which couples, during use, to the first side of the platform. The second platform attachment may include a second function. The loading system may couple to a first end of at least one of the platform attachments and convey the platform attachment from a first unloaded position to a second loaded position. The coupling system may couple during use either the first platform attachment or the second platform attachment to the first side of the platform.

Abstract: A system and method of loading and unloading a shipping container onto and off a tilt-tray vehicle is described. The system includes a drawbar assembly adapted to be releasably attached to opposite corner connectors provided on the container. A winch is provided for applying fraction to the drawbar assembly to draw the container onto the vehicle tray and to facilitate loading of the container onto the tray. An ejector assembly is also provided to releasably engage the drawbar assembly connected to the container. When it is desired to unload the container, the ejector assembly is moved towards the rear of the tray to move the container partially off the vehicle.

Abstract: A carrier having a platform or deck mounted on a subframe tiltable relative to the vehicle chassis. The platform is preferably slidable relative to the subframe. Sufficient clearance is provided such that the subframe is preferably located between the vehicle chassis frame and the rear wheels, and below the top of the chassis frame. The resulting carrier has a platform with a height substantially lower than that of previous carriers, providing it with a lower center of gravity, enabling a reduction in load angle, an increase in payload height, and enhanced dynamic road stability.

Abstract: A remotely-operable cleaning device having a claw assembly that can manipulate tools and instruments within a vessel. The cleaning device has collapsible tracks allowing it to be placed into small openings and to be expanded once it is passed through the small openings. The claw assembly may include opposing fingerlike projections. The cleaning device may be configured to handle forces from high pressure water lines. The cleaning device may be configured to assembly and disassembly via locking pins. The cleaning device may be transported and/or lowered into a vessel via a lift box or crane of the present invention. The crane may be configured for assembly at a location of interest.

Abstract: A hoist apparatus is provided for loading an article onto a vehicle. The hoist apparatus generally includes a frame; a stationary sheave block including at least a first pulley and a second pulley; a moveable sheave carrier adapted for movement along the length of the frame, the moveable sheave carrier including at least a third pulley and a fourth pulley. At least one powered winch mechanism is attached to the moveable sheave carrier for moving the moveable sheave carrier along the length of the frame. A cable is provided which includes a first end detachably fixed to an article to be loaded onto a vehicle and a second end fixed to the hoist apparatus, the cable being adapted for travelling through the first pulley and the second pulley of the stationary sheave block and the third pulley and fourth pulley of the moveable sheave carrier in a predetermined path.

Abstract: A system for transporting containers includes a trailer frame with independent hoist systems for loading and unloading multiple containers. The trailer frame supports the containers during transport, inclines to load/unload the containers, and supports a tilting sub-frame that loads/unloads a container. Thus, the system is chassis-less.

Abstract: A mechanism for a winch assembly includes a link assembly and a bracket. The link assembly includes an actuator having an end configured to be coupled to a winch free spool device, a bushing coupled to the actuator, and a projection extending from the bushing. The bracket defines an aperture that receives the actuator, and the aperture includes a lower portion and an upper portion. The lower portion of the aperture is sized to receive the bushing therethrough and the upper portion of the aperture is sized to engage the projection such that the winch free spool device is selectively locked in an engaged position.

Abstract: An apparatus for loading shipping containers onto and off of a truck or trailer bed. The apparatus includes rotatably mounted drive chains disposed in a laterally-spaced relationship adjacent the lateral edges of the bed. The drive chains are driven by a hydraulic motor on the bed. Lift spikes are rigidly mounted the drive chains and extend perpendicularly therefrom for engaging and pulling a container onto the bed. Lift wedges are pivotably mounted to the rear edge of the bed and are rotatably driven by hydraulic rams for lifting the front edge of a container onto the lift spikes. Container locking assemblies are located adjacent the four corners of the bed and each include a locking pin positioned above the bed coupled to a pneumatic ram mounted to an underside of the bed. The hydraulic rams move the locking pins laterally, between a locked position and an unlocked position.

Abstract: The present invention relates to extended release dosage forms of metoprolol or salts thereof comprising a water insoluble and non-swellable inert core and one or more pharmaceutically acceptable excipients. The invention also relates to processes for the preparation of an inert core and extended release dosage forms.

Abstract: This invention relates to a demountable vehicle body system, in which a variety of different body types can be mounted and demounted from a vehicle chassis or trailer to enable a single vehicle chassis or trailer to be utilized for a variety of different purposes. In particular, the present invention relates to a demountable vehicle body system for motor vehicles and trailers which provides for a convenient and cost effective use of a variety of vehicle body types. Advantageously, the present invention provides a demountable vehicle body system that is capable of safely mounting or demounting a wide variety of vehicle body types, including fully-loaded heavy bodies, in a smooth and efficient manner. The vehicle body system described herein can be mounted or demounted in a matter of minutes by a single operator.

Abstract: A container handling system and method for a wheeled transport vehicle is disclosed that is capable of loading and unloading containers, particularly in locations where the overhead height is limited. A hinged tail member at the rear end of the elongated body (a/k/a tilt frame member) is rotated to the ground allowing the containers to be loaded and unloaded without rotating the tilt frame to its maximum height. A cable reeving arrangement, such as a dual reeving arrangement, can be utilized to load and unload the container.

Abstract: A container handling system and method for a wheeled transport vehicle is disclosed that is capable of loading and unloading containers, particularly in locations where the overhead height is limited. A hinged tail member at the rear end of the elongated body (a/k/a tilt frame member) is rotated to the ground allowing the containers to be loaded and unloaded without rotating the tilt frame to its maximum height. A cable reeving arrangement, such as a dual reeving arrangement, can be utilized to load and unload the container.

Abstract: A container handling system and method for a wheeled transport vehicle is disclosed that is capable of loading and unloading containers, particularly in locations where the overhead height is limited. A hinged tail member at the rear end of the elongated body (a/k/a tilt frame member) is rotated adjacent the ground allowing the containers to be loaded and unloaded without rotating the tilt frame to its maximum height. A cable reeving arrangement, such as a dual reeving arrangement, can be utilized to load and unload the containers.

Abstract: A hoist apparatus is provided for loading an article onto a vehicle. The hoist apparatus generally includes a frame; a stationary sheave block including at least a first pulley and a second pulley; a moveable sheave carrier adapted for movement along the length of the frame, the moveable sheave carrier including at least a third pulley and a fourth pulley. At least one powered winch mechanism is attached to the moveable sheave carrier for moving the moveable sheave carrier along the length of the frame. A cable is provided which includes a first end detachably fixed to an article to be loaded onto a vehicle and a second end fixed to the hoist apparatus, the cable being adapted for travelling through the first pulley and the second pulley of the stationary sheave block and the third pulley and fourth pulley of the moveable sheave carrier in a predetermined path.

Abstract: A loader and carrier apparatus for recreational vehicles such as boats, personal watercraft, snowmobiles, all terrain vehicles. The loader and carrier apparatus includes a rack assembly mountable on a vehicle, such as a pickup truck, as well as a wheeled trailer assembly with an upwardly slanted front end. A winch is connected to the rack assembly and functions to pull the slanted front end of the trailer assembly into engagement with a lower horizontal crossbar of the rack assembly so as to guide the frame in an upward direction and thereafter pulls the frame of the trailer assembly over a middle horizontal crossbar until the trailer assembly is caused to rotate to a substantially horizontal position on the rack assembly.

Abstract: A device and method for transferring cargo are disclosed, including transferring cargo between an aft-loading aircraft and a ground transportation vehicle. In one embodiment, the invention may include a tilt frame, a transfer bed, and an adjustable carriage. The tilt frame may be pivotally engaged to a vehicle chassis where the tilt frame has a first end near the cab of the vehicle and a second end distal from the cab. The transfer bed may have a first end connected to the tilt frame and may be movable along an upper surface of the tilt frame. The adjustable height carriage may support a second end of the transfer bed. The transfer bed may be leveled at varying heights by moving the first end of the transfer bed along the upper surface of the tilt frame, and by varying the height of the carriage.

Abstract: A carrier having a platform or deck mounted on a subframe tiltable relative to the vehicle chassis. The platform is preferably slidable relative to the subframe. Sufficient clearance is provided such that the subframe is preferably located between the vehicle chassis frame and the rear wheels, and below the top of the chassis frame. The resulting carrier has a platform with a height substantially lower than that of previous carriers, providing it with a lower center of gravity, enabling a reduction in load angle, an increase in payload height, and enhanced dynamic road stability.

Abstract: A carrier having a platform or deck mounted on a subframe tiltable relative to the vehicle chassis. The platform is preferably slidable relative to the subframe. Using Super Single rear wheels and an airbag suspension, for example, sufficient clearance is provided such that the subframe is preferably located between the vehicle chassis frame and the rear wheels. The resulting carrier has a platform with a height lower than that of previous carriers, providing it with a lower center of gravity, enabling a reduction in load angle and an increase in payload height.

Abstract: A cable hoisting apparatus for loading and unloading of containers with respect to vehicles including a modular assembly allowing the apparatus to be easily attached or detached with respect to the vehicle. This modular assembly includes a subframe directly attachable detachably to the vehicle which includes a reeve cylinder and a lifting cylinder mounted therewithin. A top frame is included which is pivotally movably mounted to the subframe. The lifting cylinder powers pivotal movement of the top frame. Loading and unloading of the container is powered by the reeve cylinder. The reeve cylinder moves a shoe within a shoe track which extends or contracts a cable attached to a container which is positioned about a plurality of sheaves one of which is attached to the slideable shoe. A positively engaging locking construction is included defined between the subframe and the top frame for positively retaining the container.

Abstract: A device and method for transferring cargo are disclosed, including transferring cargo between an aft-loading aircraft and a ground transportation vehicle. In one embodiment, the invention may include a tilt frame, a transfer bed, and an adjustable carriage. The tilt frame may be pivotally engaged to a vehicle chassis where the tilt frame has a first end near the cab of the vehicle and a second end distal from the cab. The transfer bed may have a first end connected to the tilt frame and may be movable along an upper surface of the tilt frame. The adjustable height carriage may support a second end of the transfer bed. The transfer bed may be leveled at varying heights by moving the first end of the transfer bed along the upper surface of the tilt frame, and by varying the height of the carriage.

Abstract: An adapter device to be used with a standard roll-off truck to allow said truck to lift and transport standard front-load containers; said adapter device comprising a rigid support structure adapted to engage with the bed of the roll-off truck; an engagement structure integrated with the support structure and adapted to be engaged by a hoist mechanism of the roll-off truck; and a lift structure integrated with the support structure and comprising a pair of parallel forks adapted to engage with the standard lift fittings of the front-load container.

Abstract: A loading device can be mounted quickly and easily to a roll-off vehicle by mounting a yoke assembly to the frame of the roll-off vehicle. The yoke assembly includes a pair of attaching potions which extend from the vehicle, and each of the attaching portions is provided with an opening. A pair of hydraulically actuated hooks are pivotally mounted on the loading device. The loading device is pulled onto the roll-off vehicle so that the hooks are adjacent the attaching portions of the yoke assembly. The hooks are then pivoted to extend through the openings in the attaching portions so that the hooks are secured to the attaching portions.

Abstract: An apparatus positions a boat having a clip attached to a bow onto a boat trailer. The apparatus is used with a winch and two guides mounted on the boat trailer. The two guides are positioned a selected distance from the winch toward the rear of the boat trailer and spaced apart from each other. The apparatus includes three line sections windable about a reel of the winch with two of the line sections being windable about the reel in one direction and the third line being wound in an opposite direction. The two lines that are wound on the reel in the same direction extend around the guides while the third line extends between the guides and all of the lines being connected to each other at their distal ends. Forward movement of the boat engages the clip with the lines such that the boat can be winched onto the trailer.

Abstract: A spare tire carrier featuring an integrated automotive jack, the jack used for manipulating the carrier into and out of a configuration suitable for transit. The jack may also be removed from the carrier, and used to elevate the vehicle. A strap and ratchet mechanism is also provided, helpful for securing the tire upon the carrier and also for leveraging the tire into place upon the carrier.

Abstract: A multiple function landscaping method and system is capable of operating with or without a dump box. A lower lift, crane or hoist can be utilized by itself or in combination with an upper positioned dump box. The novel usage of a single truck bed to achieve such functions as tree delivery, debris removal and top soil delivery enables landscaping to be more efficiently and economically performed, thus providing a significant advantage to the environment.

Abstract: A rack for vehicular applications is described that has a frame that is connected to a beam by a continuous hinge. In a first position the rack is approximately aligned with the ground surface and in a second position one side of the frame is in proximity to the ground. The rack includes a removable winch that that has an operational position and a stowed position under the rack. The winch is movable between the operational position and the stowed position. The height of the winch mechanism can vary relative to the plane defined by the frame.

Abstract: A refuse collection vehicle has a lifting apparatus for lifting a refuse storage container onto and off the vehicle's flat bed body. The lifting apparatus employs a pulley apparatus including a plurality of pulleys and a pulley carrier that is moved reciprocally by a single fluid actuated cylinder. A pulley cable is connected to the pulleys in a predetermined manner to apply to the pulley carrier substantially equal forces so the carrier avoids twisting laterally as it moves reciprocally.

Abstract: An apparatus positions a boat having a clip attached to a bow onto a boat trailer. The apparatus is used with a winch and two guides mounted on the boat trailer. The two guides are positioned a selected distance from the winch toward the rear of the boat trailer and spaced apart from each other. The apparatus includes three line sections windable about a reel of the winch with two of the line sections being windable about the reel in one direction and the third line being wound in an opposite direction. The two lines that are wound on the reel in the same direction extend around the guides while the third line extends between the guides and all of the lines being connected to each other at their distal ends. Forward movement of the boat engages the clip with the lines such that the boat can be winched onto the trailer.

Abstract: A system and a method for loading, transporting and unloading large, heavy field equipment to and from nontraditional operational location. The invention discloses a specially designed tilt flatbed trailer, a winch and cabling mounted near the front of the trailer bed, and heavy duty steel rollers imbedded into the flatbed surface. Initially, the trailer is positioned in an upwardly titled angle such that the rear edge of the trailer bed is near ground level next to the lead edge of the equipment. The winch cabling is attached to the equipment and pulls it over the rear edge of the trailer via a larger receiving roller. The equipment is pulled upward and onto the trailer bed until the rear edge of the equipment base clears the ground. The tilt bed is then lowered to a horizontal position. During loading, the equipment moves smoothly onto the trailer surface via the embedded rollers. To unload, the process is reversed.

Abstract: A container handling system for a wheeled transport vehicle is disclosed that is capable of loading and unloading large containers using both a hook lift and cable winch mechanisms.

Abstract: A loading device can be mounted quickly and easily to a roll-off vehicle by mounting a yoke assembly to the frame of the roll-off vehicle. The yoke assembly includes a pair of attaching potions which extend from the vehicle, and each of the attaching portions is provided with an opening. A pair of hydraulically actuated hooks are pivotally mounted on the loading device. The loading device is pulled onto the roll-off vehicle so that the hooks are adjacent the attaching portions of the yoke assembly. The hooks are then pivoted to extend through the openings in the attaching portions so that the hooks are secured to the attaching portions.

Abstract: A cable hoisting apparatus for loading and unloading of containers with respect to vehicles including a modular assembly allowing the apparatus to be easily attached or detached with respect to the vehicle. This modular assembly includes a subframe directly attachable detachably to the vehicle which includes a reeve cylinder and a lifting cylinder mounted therewithin. A top frame is included which is pivotally movably mounted to the subframe. The lifting cylinder powers pivotal movement of the top frame. Loading and unloading of the container is powered by the reeve cylinder. The reeve cylinder moves a shoe within a shoe track which extends or contracts a cable attached to a container which is positioned about a plurality of sheaves one of which is attached to the slideable shoe. A positively engaging locking construction is included defined between the subframe and the top frame for positively retaining the container.

Abstract: An apparatus positions a boat having a clip attached to a bow onto a boat trailer. The apparatus is used with a winch and two guides mounted on the boat trailer. The two guides are positioned a selected distance from the winch toward the rear of the boat trailer and spaced apart from each other. The apparatus includes three line sections windable about a reel of the winch with two of the line sections being windable about the reel in one direction and the third line being wound in an opposite direction. The two lines that are wound on the reel in the same direction extend around the guides while the third line extends between the guides and all of the lines being connected to each other at their distal ends. Forward movement of the boat engages the clip with the lines such that the boat can be winched onto the trailer.

Abstract: Disclosed is a vehicle mounted winch and cable assembly that may include a slide track, a winch, a cable guide and a powering means. Also disclosed is a related method. The slide track may be rigidly mounted to the vehicle and may have a track axis extending generally perpendicular to a longitudinal axis of the vehicle. The winch may be rigidly mounted to the vehicle for accepting and discharging the cable. The cable guide may be movably secured to the slide track and may accept the cable from the winch and then redirect the cable from a direction generally parallel to the track axis to a direction generally perpendicular to the track axis. The powering means may adjustably move the cable guide along the slide track.

Abstract: A device and method for transferring cargo are disclosed, including a device having a directional diverter and a means for securing the directional diverter to an ANSI/ISO corner fitting having a vertical face. The directional diverter may facilitate the conversion of horizontal movement of the container to inclined travel on an inclined surface, for example the inclined surface of a cargo transfer bed, such that when a force pulls the container in a direction generally normal to the vertical face and along the inclined surface, the directional diverter may contact the inclined surface prior to contact between the corner fitting and the inclined surface. In some embodiments, the directional diverter may be a sloped surface. In other embodiments, the directional diverter may be a roller or wheel.

Abstract: An apparatus positions a boat having a clip attached to a bow onto a boat trailer. The apparatus is used with a winch and two guides mounted on the boat trailer. The two guides are positioned a selected distance from the winch toward the rear of the boat trailer and spaced apart from each other. The apparatus includes three line sections windable about a reel of the winch with two of the line sections being windable about the reel in one direction and the third line being wound in an opposite direction. The two lines that are wound on the reel in the same direction extend around the guides while the third line extends between the guides and all of the lines being connected to each other at their distal ends. Forward movement of the boat engages the clip with the lines such that the boat can be winched onto the trailer.

Abstract: A roll off container hoist with a front retractable loading frame includes a hoist with a break or discontinuity of the loadable frame structure at a forward end of the hoist. The roll off container hoist is mounted on a vehicle having hydraulic circuits for operating the hoist. The hoist includes a main hoist frame pivoted to a vehicle frame at a rear pivot point. The hoist includes a main lift cylinder attached to the vehicle frame and the main hoist frame for pivoting the main hoist frame to the loading/unloading position. The hoist includes an extension frame slidably coupled to the main hoist frame and extendable there-from that is loadable at any dump angle.

Abstract: A truck has an extendable and retractable truck bed for receiving removable and replacing truck boxes of different lengths. The truck bed can be extended or retracted to fit the size of the truck box. The truck bed has movable supports that can be extended or retracted from inside or outside a cab to support the appropriate length of the truck box. The movable supports also act as guide means to guide the truck box onto or off of the truck bed. In a method of extending or retracting the truck bed, a single truck can be used to mount or remove truck boxes of different sizes.

Abstract: A cutting table for large stone work-pieces, such as marble includes an axel fixed to a base, and a spinning drum attached to the axel. A brake cooperates with the axel and the drum, either stopping or allowing the drum to rotate around the stationary axel. A mounting-plate attaches to the drum, and the mounting-plate attaches and supports a rectangular frame. On top of the frame, a surface-scaffold attaches by at least one hinge. The hinge, with the assistance of a lifting means, allows the scaffold to move from a position flat upon the frame to a position perpendicular to the frame. A work-surface for cutting large stone pieces attaches to and is supported by the scaffold. To manipulate a large stone work-piece, such as one of marble, a user positions the work-surface perpendicular to the frame and rests the work piece flush next to it. The user then lowers the lifting means, thereby rotating the work-surface and its juxtaposed work piece approximately ninety degrees to a position flat upon the frame.

Abstract: A load transfer system for a pickup truck includes a frame mounted to the truck bed, a support member slidable in a rearward direction along the frame, a cargo bed slidable along the support member, and an arm that raises the front end of the cargo bed as the cargo bed slides in a rearward direction such that the cargo bed pivots about the rear edge of the support member. The arm raises the front end of the cargo bed as the arm is caught between a point towards the front of the cargo bed and a point further to the rear on the support member. The load transfer system is easy to install and/or remove from the bed or chassis of a vehicle, does not require costly hydraulic equipment, and can be used without removing the tailgate of the vehicle.

Abstract: The present invention is directed to a specialized truck bed wherein the bed is divided into two areas or deck sections connected by a transverse hinge. The invention is also directed to a winch system for use on a vehicle.

Abstract: An apparatus for loading and unloading objects, particularly motorcycles, all-terrain vehicles (ATVs) and the like, on a carrying vehicle. The apparatus typically includes at least one vehicle attachment mount arm for engaging the carrying vehicle. A slide bracket is pivotally carried by the vehicle attachment mount arm, and a support having front and rear ends is slidably carried by the slide bracket. A first winch engages the support for selectively sliding the support forwardly or rearwardly on the slide bracket. A carriage is slidably carried by the support for receiving the object. A second winch operably engages the carriage such that the carriage slidably traverses the support toward the front end of the support responsive to a forward operation of the second winch, and the carriage slidably traverses the support toward the rear end of the support responsive to a reverse operation of the second winch.

Abstract: A truck has an extendable and retractable truck bed for receiving removable and replacing truck boxes of different lengths. The truck bed can be extended or retracted to fit the size of the truck box. The truck bed has movable supports that can be extended or retracted from inside or outside a cab to support the appropriate length of the truck box. The movable supports also act as a guide to guide the truck box onto or off of the truck bed. In a method of extending or retracting the truck bed, a single truck can be used to mount or remove truck boxes of different sizes.

Abstract: A frame configuration that is particularly adaptable for use on a trailer such that the frame configuration is operable in both a tilt mode of operation and a dump mode of operation. An actuating mechanism includes a linear actuator that is supported on the frame by a bracket and a yoke that connects to a load bed to power the vertical movement of the load bed in both tilt and dump functions. The linear actuator is pivotally mounted to permit a re-positioning of the actuator into an inoperative position. The frame configuration is provided with an articulated tilt frame in which the tongue is pivoted thereto allowing the load bed to pivot about a tilt axis which can coincide with the wheel axis of the trailer. The bed frame can be locked to the tilt frame for tilting upon articulation with the tongue, while a disconnection of the bed frame from the tilt frame enables the bed frame to pivot about the dump axis to provide a dump function in addition to the tilt function.