Abstract: A haulage vehicle includes a body, a load measurement device that measures a mounted load value of the body, a traveling electric motor, and a travel control device that outputs an electric motor command value, the travel control device sets a backward movement limiting set value to ON when it is determined that the haulage vehicle is in execution of either loading work or dumping work, and sets the backward movement limiting set value to OFF when a forward position signal and an accelerator pedal command value are inputted, an electric motor command value formed of a backward movement limiting command value is outputted to the traveling electric motor when the backward movement limiting set value is ON, and an electric motor command value formed of a normal command value is outputted to the traveling electric motor when the backward movement limiting set value is OFF.

Abstract: A dump trailer comprising a goose neck adapted for removable coupling to a tractor unit and a dropped frame joined to the goose neck and extending rearwardly of the goose neck. A plurality of trailer wheel and axle assemblies are joined to the bottom of the rear of the dropped frame. Each of the plurality of trailer wheel and axle assemblies has left and right wheels suitable for highway travel. An open bed is joined to the top of the dropped frame for receiving cargo. The open bed extends below the goose neck and has a front and a rear opening for permitting discharge of the cargo from the open bed.

Abstract: The invention relates to a push-off device, in particular for agricultural cargo. The push-off device includes a loading space, which comprises a loading floor, two laterally adjoining sidewalls and a push-off wall. The push-off device further includes a first hydraulic cylinder arrangement, which comprises one first hydraulic cylinder piston that is movable in a first hydraulic cylinder tube and a second hydraulic cylinder arrangement, which comprises one second hydraulic cylinder piston that is movable in a second hydraulic cylinder tube. The push-off wall is mounted to be displaceable in a longitudinal direction of the loading space on the second hydraulic cylinder tube and by operation of the first hydraulic cylinder arrangement is displaceable relative to the sliding floor, which is displaceable by operation of the second hydraulic cylinder arrangement relative to the loading floor of the loading space. The invention moreover relates to a push-off vehicle comprising a sliding device.

Abstract: A mobile robotic system including a floor assembly having a support surface and a reconfigurable pathway, wherein an automated guided vehicle is configured to travel on the support surface and follow the reconfigurable pathway.

Abstract: Some embodiments provide vehicle systems comprising: a housing; a wheel system comprising at least one axle extending between at least two wheels positioned on opposite sides of the housing and supporting the housing; a mobile product distribution system comprising: a product movement system maintained within the housing; and multiple bay doors formed in the housing and with which inbound vehicles and outbound vehicles align while products are distributed from each of the inbound vehicles to at least one of the outbound vehicles; wherein the product movement system extends between the multiple bay doors and is configured to transport the products from each of the inbound vehicles, through the housing and to at least one of the outbound vehicles.

Abstract: There is provided a container for a bulk material. The container includes an elongated shell. A scraper assembly is configured to move within the shell. The scraper assembly further is configured to contact at least one interior wall of the shell. A driver assembly is located outside the shell and is configured to move along an outer surface of the shell. A driven assembly is located inside the shell and is coupled to the scraper assembly. Each of the driver assembly and driven assembly includes one of a magnet and a magnetically attractable material. Movement of the driver assembly, by a motion appliance, outside the shell causes a corresponding movement of the driven assembly and coupled scraper assembly inside the shell to move the bulk material inside the shell.

Abstract: The light-weight live-floor module has a floor surface, parallel cables laid on the floor surface, a length of conveyor belt laid on the cables, a movable bulkhead and a winch system for moving the belt, the cables and the bulkhead back and forth in unison, such as a shuttle. The belt has just enough length to cover the return axis and the floor surface on which goods are transported, thereby reducing any unnecessary weight in the live floor structure. The cables and the belt are wrapped over different axes for eliminating relative movement between the cables and the belt. One axis is set higher than the floor surface for easily breaking static friction under the belt. In a method for breaking static friction between a conveyor belt and a floor surface, a first segment of the belt is jolted upwardly while tension is applied in the belt.

Abstract: An ambulance cot and cot loading and unloading system for an emergency vehicle comprises a cot having a head end, a base for mounting to a deck of an emergency vehicle, a track mounted for linear movement along said base, and an arm mounted for linear movement along said track from a retracted position to an extended position. The arm is and configured to engage the cot, and wherein when the track is extended along the base and the arm is extended along the track the arm is extended from the base in an extended position and is configured for lifting the cot and providing cantilevered support to the cot while in the extended position.

Abstract: Systems and devices for removing materials from vacuum truck tanks are disclosed herein. An exemplary system for removing materials from a vacuum truck may include a tank having one or more walls enclosing the tank and an opening in the one or more walls to facilitate removal of materials from the tank; a blade positioned within the tank and configured to push materials towards the opening to remove or discharge collected materials from the tank; and a drive mechanism configured to selectively move the blade towards the opening in the tank. Additional systems and devices for removing materials from vacuum truck tanks are also disclosed herein.

Abstract: An autonomous transport robot for transporting a payload, the autonomous transport robot including a drive section assembly having at least one motor and a pair of drive wheels coupled to the motor, a frame configured to support a payload, a transfer arm connected to the frame and configured for the autonomous transfer of payload to and from the frame, and a suspension system movably connecting the drive section assembly and the frame allowing relative movement between the frame and the drive section assembly.

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: An ejector blade adapted to be combined with an ejector truck or trailer body. In one embodiment, the blade comprises fluidly actuated vibrators for loosening material that has become adhered to the ejector blade. In another embodiment, the blade is heated to help prevent material from being frozen to the blade. In yet another embodiment, the blade comprises a plurality of low friction guides to aid the blade in moving through the receptacle body.

Abstract: A dump bed scraping apparatus is disclosed. A scraper portion includes a frame on a floor of an inclinable dump bed that extends the width of the dump bed, and which supports a plurality of scraper blades movably disposed in forward and rearward directions along a floor of the dump bed so as to scrape substantially the entire floor of the dump bed clear of clumped material when the dump bed is inclined. Movement of the frame is facilitated by extensible links attached between a stationary frame supporting the dump bed and members of the scraper frame, which serve to move the scraper frame and scraper blades when the dump bed is inclined and lowered. A pivoting connector attaches one end of the extensible links to the scraper frame through a slot in the dump bed.

Abstract: An extension plate assembly for dumping debris into a dump box from a storage tank mounted on a trunk. The storage tank is fitted with a pusher plate that both compacts and pushes debris out of the back of the storage tank. The extension plate apparatus includes extension arms that are rotatably attached on one end to the pusher plate and rotatably attached on the other end to an extension plate. When the pusher plate is in its rearward most position, the extension arms extend beyond the edge of the storage tank. The extension plate assembly allows debris to be pushed out of the storage tank and distributed more evenly into a dump box.

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: A container packer system includes a transfer base, which receives a container packer adapted for movement longitudinally between retracted and extended positions with respect to the transfer base. The transfer base includes a power subsystem with a motor or engine driving an hydraulic pump for powering hydraulic piston-and-cylinder units of the system, including a container packer piston-and-cylinder unit for hydraulically extending and retracting the container packer. The container packer generally encloses an interior adapted for receiving bulk material for transfer to a transport container, which can comprise a standard shipping container, a trailer or some other bulk material receptacle. The container packer includes a push blade assembly longitudinally movably mounted in its interior and actuated by a push blade piston-and-cylinder unit.

Abstract: A packing device is disclosed and comprises a hopper and a packer mechanism. The hopper is for receiving waste and has a substantially arcuate interior bottom surface and an aperture opening into the interior of the hopper. The aperture has a base towards which the interior bottom surface extends. The packer mechanism is mounted in the hopper for reciprocating movement along an arcuate path defined at least in part by the bottom'surface. In use, waste introduced into the hopper deposits on the interior surface when the packer is retracted and is swept by the packer mechanism through the aperture during an extension stroke of the packer. The packer mechanism has a blade portion with a bottom engaging and resting on the bottom surface of the hopper, this surface supporting the packer in the hopper. At least one hydraulic cylinder drive is connected to the packer mechanism for moving this mechanism from its retracted position to an extended position and back again.

Abstract: An incremental urging system comprising a container structure including floor, roof, and side wall structures, and closed at a rearward end. A loading aperture is provided in the roof of the container structure for the introduction of compactable material. An incrementing urging structure traverses substantially the length of the container structure from a fully retracted position at the rearward end, to a fully advanced position at a forward or discharge end, with compactable material being ejected through a discharge gate at the forward. The incrementing urging structure is urged into incremental horizontal motion within the container structure by two cooperating mechanical systems.

Abstract: A rear eject body for a truck is provided. The body includes a floor and a pair of opposing sidewalls. A tailgate extends between the opposing sidewalls at a rear end of the rear eject body. The tailgate is pivotally supported for movement between an open position and a closed position. An ejector is supported in the rear eject body for movement between a retracted position at a forward end of the body and an extended position at the rear end of the body. A tailgate actuation assembly moves the tailgate between the open and closed positions in response to movement of the ejector between the retracted and extended positions. An ejector guide assembly includes sleds that slide in guide tracks to thereby guide the ejector as the ejector moves between the retracted and extended positions.

Abstract: A rear eject body for a truck is provided. The body includes a floor and a pair of opposing sidewalls. A tailgate extends between the opposing sidewalls at a rear end of the rear eject body. The tailgate is pivotally supported for movement between an open position and a closed position. An ejector is supported in the rear eject body for movement between a retracted position at a forward end of the body and an extended position at the rear end of the body. A tailgate actuation assembly moves the tailgate between the open and closed positions in response to movement of the ejector between the retracted and extended positions. An ejector guide assembly includes sleds that slide in guide tracks to thereby guide the ejector as the ejector moves between the retracted and extended positions.

Abstract: The invention relates to a levelling bar for coking ovens, for levelling the cones of discharged coal which form under the filling holes of the oven chamber during the filling process. The levelling bar consists of two cheeks, such as plates (1), which extend essentially over the entire length of the ranged at a distance from each other depending on the width of the oven chamber, and parallel to each other. They are also interconnected and are essentially vertical. The levelling bar also has transversal coal carriers (2) which are arranged in the intermediate space delimited by the cheeks (1) at a mutual distance, one behind the other and which only extend over part of the cross-sectional surface of the levelling bar formed between he cheeks (1). The height (3) of the coal carriers (2), which take up the entire interval between the cheeks, is less than the height (H) of the cheeks (1) and the cheek form a gas channel (6) above the coal carriers (2) which is essentially free of built-in components.

Abstract: An ejector truck requires an ejector mechanism to remove hauled material from the ejector truck body. Often, these ejector mechanisms are costly and require precise manufacturing and maintenance because they include a telescoping linear actuator. The present invention provides a method and apparatus of a multi-actuator ejection mechanism. The multi-actuator ejection mechanism includes an anchor member, an ejection carriage, an ejector blade, a first linear actuator, and a second linear actuator. The ejector blade is located a predetermined distance from the anchor member and is adapted to move longitudinally with respect to the anchor member. The first linear actuator has a first end secured to the anchor member and a second end secured to the ejection carriage, and is adapted to move the ejection carriage longitudinally with respect to the anchor member.

Abstract: The present invention relates to material and waste transportation, in particular including an improved routine for delivery of newsprint and the removal of waste paper. There is described a material delivery and waste collection system for a premises. The system comprises (i) providing at least two, wheeled, enclosed elongate material-carrying containers each having a floor, walls, a roof and an access door at the rear of the container. The premises have a delivery bay for transfer of materials from the rear of a first container into the premises; and at least one waste collection bay. The waste collection bay includes a compactor unit having an input adapted to receive waste material and an output for expulsion of the waste material. Mutually cooperating connecting means are provided on the compactor units and on the rear of the second container; the connecting means providing a substantially rigid connection between the output of the compactor unit and the container.

Abstract: A dual track handling assembly is provided for refuse collection equipment having a hopper for receiving refuse, which hopper is defined in part by a pair of oppositely disposed sidewalls. The assembly includes a pair of lower tracks, each of which is mounted on a sidewall in a generally parallel disposition to the other. The assembly also includes a pair of upper tracks each of which is mounted on a sidewall in a generally parallel disposition to the other. The pair of lower tracks define a plane that is substantially parallel to a plane defined by the pair of upper tracks. The assembly also includes a pair of lower track shoes which move in the lower tracks and a pair of upper track shoes which move in the upper tracks. The assembly also includes a carrier having a lower track end that is attached to a lower track shoe, an upper track end that is attached to an upper track shoe, and a lower side that is substantially parallel to the tracks within which said lower and upper track shoes are received.

Abstract: A method of controlling movement of an ejector plate and a tailgate which are operatively associated with a receptacle of a work machine is disclosed. The method includes the step of supplying pressurized fluid via a first fluid line to (i) a first intake port of a multi-stage cylinder, and (ii) a second intake port of a single-stage cylinder. The method further includes the step of moving the ejector plate a first distance with the multi-stage hydraulic cylinder between from a retracted position toward an extended position in response to the supplying step. The method yet further includes the step of preventing movement of the tailgate during the ejector plate first distance moving step. The method still further includes the step of moving the ejector plate a second distance with the multi-stage hydraulic cylinder toward the extended position in response to the supplying step. The ejector plate second distance moving step is performed after the ejector plate first distance moving step.

Abstract: An ejector blade carriage mounting system for connecting the ejector blade carriage to the ejector blade in a manner to accommodate variations in the fabrication of a truck body in which the ejector blade is utilized by connecting the ejector blade carriage to the ejector blade through a tri-pod arrangement of mounting bolts which incorporate shims and spherical seating washers to compensate for such variations and to ensure true axial loading of the connecting bolts. A fourth connecting bolt is provided to help lock the assembly in the desired position once the spacial accommodations have been effected.

Abstract: A replaceable load bearing slide system for carrying an ejector mechanism slidably along in spaced parallel ejector rails includes an elongated substantially rectangular slide member for slidably supporting one side of an ejector mechanism in a rail having one side attached along one side of the ejector mechanism at rail level by removable bolts or screws. The elongated member being configured to be slidably accommodated in an ejector rail of matching shape and having optional wear strips attached to the three exposed surfaces thereof designed to contact the inner surfaces of the rail.

Abstract: A compaction mechanism uses cables to move a compaction plate within a compaction chamber of a garbage truck. Cable guide pulleys are positioned adjacent a first end and a second end of the compaction chamber. Each cable has a first end and a second end, both of which are secured to the compaction plate. A winch-like drive assembly is used to concurrently move the cables to pull the compaction plate. This compaction mechanism is better able to withstand uneven resistance on the compaction plate without twisting.

Abstract: A vehicle mounted reciprocating refuse packing or ejecting mechanism designed to operate along and carried by spaced parallel rails include a pair of spaced parallel bottom rails mounted in the vehicle body and a packer or ejection mechanism designed to be carried by the rails in the vehicle body. A pair of spaced wear shoes are located between the rails and the mechanism and a pair of inwardly directed shaped members mounted along the inner side walls of the vehicle body and above each side of the mechanism. The shaped members are parallel to the rails, each having wear surface at least partially directed downward. A pair of spaced upper wear pads associated with the mechanism, each wear pad having an upper surface matching an adjacent one of said upper wear surfaces are also provided.

Abstract: A dedicated truck body selected from the group including top loading refuse vehicle bodies is fabricated using a plurality of discreet, independently removable and replaceable modular subassemblies for separate replacement in response to non-uniform wear and damage requirements.

Abstract: A replaceable wear shoe is used with a refuse truck ejector mechanism supported by load bearing slide bars which slide along spaced parallel rails. The wear shoe body is C-section shape with an outer surface configured to preferentially ride the rail of the refuse truck and support the ejector mechanism. The inner surface of the wear shoe body forms a channel for receiving a recessed portion of the slide bar. The wear shoe body covers the portion of the slide bar which contacts the rail. Retaining means in the form of plates are used to secure the wear shoe body to the slide bars.

Abstract: A truck bed insert having a powered unloading blade, the insert adapted to be carried on a truck bed, the insert comprising a floor, a tunnel member, upwardly extending sides joined to said floor sides, the front end comprising a blade upwardly extending from said floor and disposed between said upwardly extending sides. A worm screw drive shaft is mounted in said tunnel member. Power is provided for turning said worm drive.

Abstract: A loading and unloading system for pallets for containers or vehicles uses moving wire cables for loading. The system will guide and locate palletized goods on the moving wire cables. Downwardly extending members, such as wheels, on the pallets will be raised out of contact with the floor of the container or vehicle during conveying of the pallets.

Abstract: A cargo carrying vehicle including apparatus for unloading cargo from the vehicle by the general method of (1) shuttling a flat plate that covers a portion of the floor back and forth longitudinally and (2) preventing the cargo being unloaded from following the floor on its retract (forward) stroke by use of a movable bulkhead.

Abstract: A bed cleaner for dump trucks utilizing a scraping carriage located in the bed of a dump truck and operated by cables connected to a winch assembly to dislodge and remove adhering materials from the dump bed while the dump bed is in an inclined position. The apparatus includes a device for remotely or automatically controlling the movement of the sliding carriage on the dump bed.

Abstract: A refuse truck body for attachment to a "low entry cab chassis". This truck body includes a container having an open forward end and an open rearward end. A tailgate or cap is provided for releasably closing the open rearward end. The container further includes an ejector assembly mounted for longitudinal movement within the container. The assembly is moved between a retracted position near the front of the truck and an ejection position near the rear of the truck by a linear actuator mounted generally horizontally above the ejector assembly. The ejector assembly has triangular side panels and an upwardly forwardly inclined ejection panel which reaches partially underneath the refuse, thus allowing the load of refuse to be carried forward of the container proper, to distribute more of the load onto the front wheels.

Abstract: A container of monococque construction having a peripheral wall comprised of concentric inner and outer walls, with the space between the walls being filled with a plastics material. At least one of the inner and outer walls is a spirally-wound tube having raised seams projecting into the space between the inner and outer walls. The container is particularly adapted to form the body of a waste compactor for use as a bulk container for both fluid and particulate materials.

Abstract: A side-loading refuse collection wagon, affording an unusually large load capacity by virtue of optimum utilization of the width limits allowable for the vehicle, includes a chassis, a cab, a body extending along the chassis from the cab. An adequate recess is provided to accomodate a bin hoisting and tilting mechanism and is formed in the right-hand side wall of the body at a body portion from the cab having a shorter length than a major portion having a rectangular cross-sectional shape. A longitudinal guide is affixed to the flat bed of the body, and a hopper complete with refuse material compacting members, which is slidable in said portion of reduced cross-section and has a bottom provided with matching guides is coupled to the guide on the flat bed. A refuse material ejector plate is provided which is movable along the major portion of the body having a rectangular cross-section and rigid with respect to the hopper, as well as a drive mechanism for moving the hopper along the body.

Abstract: Vehicle for transporting refuse or the like comprising a container (2) secured to the frame (1) of the vehicle and provided with a rear foldable wall, the container (2) being transversely separated with respect to the longitudinal axis of the vehicle into two parts, the front part (3) being secure to the frame (1) of the vehicle and the rear part (4) being connected to the frame (1) of the vehicle so as to tilt upwardly about a transversal axis (5) situated at the end of the vehicle; in the container (2) there is arranged a pusher plate (15) covering the inner cross-section of the container, connected to a pushing drive (16) and displaceably arranged from the end of the container situated on the driver side longitudinally at least up to the guiding area of the container (2).

Abstract: A refuse compactor body has a tank section of an irregular polygonal right section that is uniform from end to end. The tank wall is made of rectangular pieces of thin very high tensile strength sheet metal and externally reinforced at spaced intervals longitudinally of the tank by polygonal peripherally continuous girth reinforcements, made up of straight short sections of metal tubes, to make a semi-monocoque structure. A floor portion of the tank is recessed between the longitudinal body support beams, which are the sole body support, to provide a relatively low center of gravity when mounted on a truck chassis. A hopper section of the body has a packer that obturates about two-thirds of the opening to the tank and is fitted at its upper edge with a follower that pivots to a shallower slope to keep refuse from falling behind the packer blade during a compaction stroke of the packer.

Abstract: A side ejection mechanism which may be integrated either onto a trailer or into a unit truck employs a laterally translatable ejection ram to push a payload of material off the side of a load bed. The ejection ram is actuated at its midpoint with a ridged rail and mating spaced roller pair at each end of the ejection ram preventing cocking and tilting as the ram traverses the load bed. A drop gate may be provided opposite the load bed to serve as a wall when up and a lateral deflector when down. The mechanism is designed to permit the rear face of the ejection ram to clear the load bed of any overflow material as the ram is retracted.

Abstract: A refuse compacting system having an elongated hopper of rectangular cross-section with an ejection opening at one end, a tailgate movable for opening and closing the ejection opening, a refuse entry opening in the top of the hopper, a compactor within the hopper, located at one end, and pairs of dual parallel connected cylinders for moving the compactor towards the ejection opening and back again.

Abstract: A load carrying body for a truck or truck trailer, including a flat rigid bottom panel assembly and two flat rigid side panel assemblies respectively secured along their bottom edges to the respective side edges of the bottom panel assembly, all enclosed across their rear ends by a selectively latched or unlatched pivotally supported load retaining door assembly.A load manipulating door assembly, initially positioned to enclose the front end of the load carrying body, having a bottom and two side edge portions all supporting uninterrupted elongate flexible wiper strips respectively continuously maintained in uninterrupted sliding engagement with the inner surfaces of the load carrying body.

Abstract: A self-propelled wheeled vehicle has a load receiving tank with the driving wheeled suspension system and the driven steering control system directly attached to the load receiving tank. The prime mover and power transmission system is also attached to the tank and interconnected with the driving wheels. An operators cab is attached to the forward end of the load receiving tank. A front loader mechanism is integrated with a top front load receiving opening in the tank and the closure therefor such that movement of the closure simultaneously lifts an interconnected load container, raises same and dumps the load into the load receiving tank and vice-versa. The chassiless vehicle is applicable to rear loader and side loader use.

Abstract: A vehicle for the temporary storage of refuse has a collecting section (12) which includes a basically vertical plate (20) which is moved in the longitudinal axis of the vehicle by a drive unit (21). The plate regulates the size of the storage space of the collecting section, so that during the feeding in of refuse, the feeding unit, located at the extreme rear of the vehicle, achieves the necessary compression of refuse. According to the invention, the frame of the vehicle is formed by the bottom part of the collecting section. Guiding and sliding units (35a,b) for the plate and a number of strengthening elements are also arranged in the collecting section. The strengthening sections assure the necessary mechanical stability in the bottom part and in planes through the guiding and sliding units. The guiding and sliding units preferably also serve as strengthening elements.

Abstract: A container body for highway trailers, ships or aircraft, for loading and transporting goods provides a conveyor belt on the floor of the body with a vertical partition that is movable with the conveyor as the goods are loaded into, or removed from the body. The belt can be moved forwardly or backwardly by a transmission shaft and a separate portable, self-contained power source which can remain at a loading dock, thereby making it unnecessary to use the container vehicle's transport power source. An electrical control mechanism can be suitably connected to the container body at a loading dock to control operation of the conveyor belt because the portable power source, which may be an internal combustion engine provided with an electrically controlled reversing gearbox, also includes a battery and suitable connections to the container body to energize the control mechanism.

Abstract: A push-off type manure spreader has the floor of the spreader composed of a front and rear portion with the front portion sliding rearwardly over and on the rear portion. A push-off is provided to move material from the front to the rear ends of the front floor portion. The rear portion is encased within a plastic cover and rails are provided on the rear floor portion that engage pads on the front or upper floor portion to hold the underside of the front portion out of engagement with the plastic surface on the rear portion.

Abstract: An improved refuse-extruder-and-compactor apparatus adapted for general use in the transporting and transferring of solid-waste materials in combination with a refuse-transport vehicle, the apparatus being positioned within the storage container of the vehicle so as to provide a more compact load as well as a means for effectively discharging a load therefrom. The apparatus comprises a vertically disposed blade which includes a linearly arranged guide system to keep the blade in a vertically balanced load situation. The blade is moved by a combination chain-sprocket-drive system coupled to the guide system, said guide system including a rack mechanism whereby the blade is reciprocally moved within the storage container for either compacting or discharging the load therein.