Abstract: A feed conveyor delivers bulk material which is transferred to a belt conveyor by a loading device. The loading device consists of a feed screw in a feed screw casing and imparts to the bulk material a motional component in the direction of travel of the belt conveyor. The discharge opening of the loading device is provided in the circumferential surface of the feed screw casing and is facing the conveyor belt and extends along it, such that the bulk material is discharged as a layer of material on the conveyor belt.

Abstract: A floor sweep auger system for mounting in an existing grain bin of the type having a wood or concrete floor and a cylindrical wall. A stationary auger is mounted with an inner intake end secured to the floor at the center of the bin and an outer discharge end extending through the wall of the bin at a location above the floor. A moveable auger, which has a length substantially equal to the radius of the bin, is mounted for sweeping an arc of approximately 360.degree.. A center mounting coupling of the moveable auger, which has a fixed pivot axis and a moveable pivot axis, allows the moveable auger to start from a position parallel to and adjacent one side of the stationary auger and to swing through the arc to a terminal position parallel to and adjacent the opposite side of the stationary auger.

Abstract: A process for the transport of powdered or particulate material from a container, such as a tank of a ship, via its upper opening to a separately disposed delivery location. The transport occurs with a transport apparatus which is provided with a feed head (31) for the detachment and feeding of material to the transport apparatus at its material intake end. The feed head pushes the material laterally inwards into the lower end of an upwardly directed transport pipe (30) just above an upwardly directd air current for fluidizing of the material gradually as it is pushed into the transport pipe and for transport of the material in the height direction through the transport pipe in a fluidized condition. The feed head is preferably provided with two diameterially opposite material feed openings for pushing the material from opposite directions towards the central axis of the transport pipe.

Abstract: A reclaiming wheel which has a pair of annular members mounted on an axle. A flexible belt is fitted between the peripheries of the annular members around part of their circumference. Scoops are attached to one or both of the annular members, projecting both axially and radially. As the wheel is rotated about the axle the scoops direct material to be reclaimed through openings in the annular member to which they are attached into the interior of the wheel. The material is held against the belt by centrifugal force and moves with the belt and wheel until it reaches the point at which the belt separates from the wheel. The material is then thrown from the wheel onto a conveyor.

Abstract: Use is made of a screw conveyor to supply and guide bulk material to a belt conveyor of the type having two or more belts which travel in face-to-face relationship and between which the bulk material is enclosed during conveyance. The screw of the screw conveyor is rotatably mounted for rotation about its axis and has its upper end in immediate proximity to the entrance end of the belt conveyor. The tubular outer housing of the screw conveyor is rigidly connected to the frame of the belt conveyor. A material supply device is provided at the entrance opening of the screw conveyor.

Abstract: An apparatus for automatically and continuously withdrawing coal from a ship's bunker by means of a screw conveyor suspended from a gantry beam transversely of the bunker in order to convey the coal towards one or both sides. The gantry beam travels on supporting beams extending in the longitudinal direction of the bunker and being movable in their turn on vertical beams by means of hydraulic devices mounted each at one end of the supporting beam and engaging the associated vertical beam. By being arranged in this manner, the screw conveyor covers the entire bunker area and can also be operated while the ship is under way at sea.

Abstract: Use is made of a screw conveyor to supply and guide bulk material to a belt conveyor of the type having two belts which travel in face-to-face relationship and between which the bulk material is enclosed during conveyance. The screw of the screw conveyor may be rigidly connected to the frame of the belt conveyor and may have its upper end in immediate proximity to the entrance end of the belt conveyor. The tubular outer housing of the screw conveyor is preferably rotatably mounted for rotation about the screw. A material supplying device is provided at the entrance opening of the screw conveyor.

Abstract: An apparatus for removing articles such as boxes from pallets and for placing articles on pallets too, comprising a frame, a mainly horizontal supporting surface, a plurality of parallel supporting fingers which are longitudinally slidably supported in said frame and yieldably biased in their extended position. The fingers are each provided with a driven roller at their extending extremity. The supporting surface is formed by a plurality of parallel conveyor belts extending parallel to the fingers.

Abstract: An auger assembly for transporting seed, fertilizer or other particulate material. The assembly provides an auger within a stationary tube; the auger is mounted to allow free axial movement between adjustable limits. In the normal augering position, the auger extends beyond the tube into the particulate material. Should the particulate material become packed or jammed, preventing the auger from turning, the auger can be driven in reverse, causing it to unscrew itself up into the tube and allowing the auger to then take a fresh bite at the particulate material.

Abstract: An apparatus for unloading bulk material from ships includes a vertical conveyor arranged on a pivotable jib of a rising scaffold bridge. Since in the case of known vertical conveyors it is not possible to take up the bulk material to the very bottom a ship to be unloaded, the apparatus provides a bulk material unloading apparatus for ships in which in the bottom area the vertical conveyor cooperates with a horizontal conveyor arranged in a casing, which is open in the bulk material receiving area along the horizontal conveyor. The bulk material taken up by the horizontal conveyor is conveyed into the receiving area of the vertical conveyor at the end of the conveying zone by a guide plate. This apparatus makes it possible to take up bulk material to the very bottom of the ship to be unloaded, while ensuring a high working efficiency and capacity.

Abstract: Apparatus for extracting bulk material and transferring it to a discharge device is disclosed. The apparatus comprises a housing with one or more cylindrical vertical sleeves receiving worms for feeding the bulk material to the discharge device. The worm is continued downwardly from the sleeves by a spiral helical flight rotatable with the worm. A conduit is defined between a vertical wall bounding the spiral helical flight outwardly and a central hub around which the spiral helical hub is coiled. A ledge connects the upper and lower parts of the extraction device formed by the worm and the spiral helical flight, and the spiral helical flight runs smoothly and uninterruptedly into the worm.

Abstract: A material conveyor system comprises a substantially upright mechanically or pneumatically operated conveyor and a device for loosening material and for feeding the same into the upright conveyor. The device comprises a substantially horizontally extending tubular jib adjustably connected to an upright support frame supporting the upright conveyor. The tubular jib rotatably supports on its outer periphery a material loosening and transporting device comprising a plurality of axially extending circumferentially displaced shovels which feed the loosened material through at least one elongated inlet opening into the interior of the tubular jib through which a conveyor extends which feeds the material in longitudinal direction of the jib into the upright conveyor.

Abstract: Loading equipment comprising a pick-up mechanism for picking up agricultural bulk material such as grass or hay, and having a conveying channel adjoining the take-up mechanism, and a conveyor having a conveying drum which rotates about a transverse axis is disclosed. At its periphery the drum is provided with feed combs having prongs that are pivotable about an axis, the feed prongs of the combs extending into the conveying channel and being controlled during rotation such that during conveying, each feed comb is moved by a crank arm into a radial position and during movement outside the conveying channel it is moved into a folded position.

Abstract: Apparatus for lifting produce-filled cartons from an agricultural field. A main frame has a pickup device at its forward end, comprising a pair of rotating facing discs on two generally vertical converging planes with high friction faces for engaging the carton side walls. A gripping device behind the pickup device comprises a substantially coplanar pair of rotatable yieldable tired wheels facing each other and inclined rearwardly upwardly, the tires providing high friction surfaces for engaging the carton side walls. The gripping device is located so that it positively takes away the carton from the pickup device and supports it while conveying it rearwardly and upwardly to a conveyor means that moves the carton upwardly and rearwardly therefrom.

Abstract: A stockpile drum reclaiming machine is operable in either direction has a twelve faced drum carried on a gantry provided with wheeled bogies running on rails over the length of the stockpile. The faces are arranged in pairs each pair with an interior angle of 165.degree. and a T-section member positioned externally along the arris to form opposed blind pockets during reclaiming, the drum may be rotated and moved in either direction and alternative transfer conveyors carried on an arcuate beam rotatable through a restricted arc are positionable to receive reclaimed material thrown clear of the drum after having been carried over in the appropriate pockets. Oscillatable luffable harrows are provided to each side of the drum and are positionable to engage the stockpile being reclaimed.

Abstract: When particulate material reposing on a support or base is to be carried off in an upward direction by means of a vertical conveyor whose lower inlet end portion is vertically and laterally movable, there is a problem involved in the carrying-off of the final, small layer of material on the base and material in recesses and nooks, for example, in the cargo holds of a vessel, which cannot be reached directly by the inlet end portion of the vertical conveyor. This problem has been solved by means of the final unloading apparatus according to the present invention.

Abstract: An improved grain drying apparatus of the type having a bin with a perforated floor through which hot air is blown upward for grain drying purposes, and a rotary sweep assembly employing a wet grain distributing auger on its lag side and a dried grain retrieving auger on its lead side. One improvement includes an inclined elongate plate forming an overflow dam which extends along the floor on the lead side of the retrieving auger and which is connected to the sweep assembly for rotation therewith so as to build up the thickness of dried grain on the floor ahead of the retrieving auger to increase the resistance of the dried grain to the upward flow of hot air on the lead side such that a greater proportion of hot air will flow upwardly through the floor on the lag side through the wet grain being deposited thereon.

Abstract: A system for reclaiming bulk solids from a storage pile outside on the ground or inside in a warehouse has a longitudinally extending row of arches that stand underneath the pile on the ground and that are interconnected by at least one beam extending longitudinally along the row of arches. A longitudinally extending and downwardly concave roof is supported on the arches and has lower edges spaced above the ground. A longitudinally extending conveyor is provided underneath the roof and below its lower edges. A carriage is reciprocated the full length of the row beneath the roof and above the conveyor while rotating an impeller about an upright axis. This impeller has arms which define an orbit projecting horizontally outwardly beyond the lower edges of the roof into the pile so that when rotated it sweeps bulk solids from the pile onto the conveyor so that the conveyor in turn can carry these bulk solids longitudinally out of the pile.

Abstract: An improved front-end loader apparatus for collecting particulate material on a roadway surface comprising a frame assembly drivingly supported on the roadway, a windrow formation assembly supported at the forward end of the frame assembly for brushing particulate material into a windrow, and a feeder assembly disposed to engage the windrowed material up and onto a roadway scraper blade supported at the forward end of the frame assembly. An elevator assembly is disposed to receive the particulate material from the feeder assembly and elevate the material to a rear overhead discharge position. A residual material cleaning assembly is supported beneath the frame assembly and rearward to the feeder assembly for cleaning up residual material not collected by the feeder assembly, the residual material cleaning assembly directing the residual material to the elevator assembly so that the residual material is elevated to the rear overhead discharge position.

Abstract: A manure removing machine carried by a vehicle having a mechanically driven feeder screw for taking up manure and other waste material where the machine includes an elongated horizontal casing around the feeder screw and a receiving mouth axially disposed in the casing. The casing at one end is connected to a tube directed vertically upward and guided into a tube socket that is fixed to the vehicle. The socket is in communication with a collection box carried by the vehicle. The feeder screw and casing are rotatable outward from under the vehicle to a position perpendicular to the longitudinal axis of the vehicle.

Abstract: The disclosure is directed to a take-up head for a conveyor installation that removes bulk material from the hold of a ship. The take-up head includes a vertical conveying tube carried by a frame, the lower end of the tube defining a take-up aperture. A rotary feeder having a plurality of radially extending spiral veins is rotatably driven to drive material inwardly to the take-up aperture. A holding device, which takes various forms in the several embodiments, projects downward in coaxial relation relative to the feeder to engage the bulk material and resist lateral movement of the take-up head. Anchoring apparatus, which takes the form of a plurality of laterally extending pivotal arms or a laterally extending auxiliary conveyor, is constructed for lowering into engagement with the material to resist rotation of the frame as the feeder rotates. The take-up head is suspended from an on-shore jib that moves the head to various positions within the ship's hold to remove all bulk material.

Abstract: A continuous type of bucket unloader especially useful in transferring bulk cargo from a floating ship to shore has a main loading boom with an endless bucket chain pivotally suspended at its shipside end and which is pivotally mounted between its ends on a horizontal pivot on the shipside end of a lever which, in turn, is pivotally supported on a horizontal pivot between its ends on a support structure that, in turn, is fixed on a gantry. The landside ends of the boom and the lever are counterweighted and adjustably connected to each other whereby the angular relation of the boom to the lever on which it is mounted may be varied, and the lever, in turn, has a fluid pressure cylinder and piston unit for pivotally adjusting its angle relative to its support on the gantry.

Abstract: An unloading device for equipment such as ships, bunkers, storage yards or the like comprises an elevator which has a substantially vertical supporting structure with a lower pickup end and an upper delivery end and a conveyor mounted on the structure with an elevator section for conveying material substantially vertical along the support structure. The lower end of the support structure engages into a rotatable bucket wheel which is mounted on a supporting structure. The bucket wheel is mounted in an inclined position relative to the supporting structure preferably at an angle of 45.degree. to the vertical axis of the supporting structure.

Abstract: Bulk solids are reclaimed from a large bulk-solids storage pile standing on the ground by a system having a row of arches extending underneath the pile and having feet standing on the ground. An elongated downwardly concave roof is supported on this row of arches and has horizontally spaced lower edges spaced above the ground. A pair of longitudinally extending and parallel tables are supported on the arches below the lower edges of the roof and each have an outer edge turned away from the other table and an inner edge defining with the inner edge of the other table a horizontally extending slot so that bulk solids can flow under the lower edges onto the tables. A carriage is displaceable longitudinally along the row of arches above the slot and under the roof and carries an impeller which is displaceable across the tables and across the slot so that it can sweep material on the tables into the slot.

Abstract: The device includes a bed which is pivotally attached to a transverse axle supported by a pair of wheels. The bed is pivotable on the axle for lowering either end to a position proximate the supporting, ground surface. The bed contains a pair of parallel beams, the free ends of which are attached to laterally diverging bale guides for surrounding a bale to be lifted onto the beams. The beams also contain downwardly converging bale contacting surfaces each of which includes a recessed conveyor chain having protruding spikes for engaging the bale. The beams are spaced so as to cradle the bale between them while the spikes slide the bale upwardly along the beams. A pivotal tongue is attached to the transverse axle for towing the device directly behind a tow vehicle or towing the device behind and laterally to one side of the tow vehicle.

Abstract: Disclosed is a mobile apparatus for picking up produce cartons from the field and stacking these cartons on pallets for further handling. The apparatus includes a forwardly projecting elevator which picks up cartons from the field and transfers them to a stacking mechanism where the cartons are stacked in cross-tied tiers on pallets. A transfer device permits pallets loaded with cartons to be moved rearwardly and off-loaded to trailers.

Abstract: A conveyor apparatus for conveying loose bulk material such as gravel and other granular materials from an in-feed location to an out-feed location. The apparatus includes a body for rotating about a vertical axis and a plurality of wings fixedly attached to the body and extending radially outward from the vertical axis. A portion of the wings is positioned substantially adjacent the in-feed location. Another portion of the wings is positioned substantially adjacent the out-feed location. Rotation of the body causes the wings to rotate and to convey the loose bulk material from the in-feed location to the out-feed location.

Abstract: Apparatus for removing or reclaiming material from a stockpile or other mass of material, comprising an elongate bladed member drivable to rotate about an axis longitudinal thereof, a frame carrying said bladed member and drivable to move the bladed member bodily sideways into the material to be removed or reclaimed and thereby transfer such material across the bladed member to a position rearwardly thereof.

Abstract: A coal-gathering assembly for a continuous miner in which a platform is disposed behind a rotatable cutter, and a coal-transporting conveyor is located adjacent the platform for delivering coal rearwardly of the miner. The assembly includes a base plate rotatively mounted on the platform on each side of the coal-transporting conveyor. A plurality of bars are carried by each base plate, each bar extending across its associated base plate intermediate the rotative axis of the base plate and the base plate periphery. Each bar has one end adjacent the next angularly adjacent bar and has the other end extending beyond the base plate periphery. Each angularly adjacent pair of bars provide a substantially inwardly closed pocket. More particularly, each bar extends across the base place and is spaced from and intermediate the rotative axis and the base plate periphery, and extends substantially transverse to a radial line passed through the rotative axis and intermediate the ends of the bar.

Abstract: An elevator-conveyor for conveying bulk material over a predetermined path, at least a portion of which is in a vertical or near vertical direction, comprises a pair of juxtaposed belts between which the bulk material is to be located, and apparatus for applying air pressure directly on one or both of the outer belt surfaces when the belts are in the vertical or near vertical direction. The air pressure presses the belts towards one another and against the interposed bulk material so as to enclose the same; and at the same time, the juxatoposed longitudinal edge portions of the belts are pressed against each other to contain the bulk material. Apparatus is also provided for ensuring effective feeding of the conveyor and the mechanical sealing thereof against undesirable air flow. Provision is made for appropriate belts for use with the conveyor.

Abstract: A device for removing the earth generated while tunneling to install conduit, pipe or the like. The earth removed from the tunnel is conveyed to the surface as it is generated. The apparatus includes a first auger-conveyor disposed at the side of the tunneling machine having a tray for catching the loose dirt from the tunneling operation as the tunneling advances, and a plurality of inlet apertures along the outer wall of the conveyor to ingest the loose dirt generated. A second auger-conveyor consumes the discharge of the first conveyor translating the loose dirt to the surface.

Abstract: A harvester for sugar cane sticks or similar crops having a feed roller with feed elements extending lengthwise of the roller to successively engage the sticks on rotation of the roller, to feed the sticks in a direction at right angles to the axis of rotation of the roller. At least one of the feed elements being in the form of a resiliently deformable hollow structure of elastomeric material.

Abstract: In a sugar cane harvester of the type having a conveyor to carry the cane stalks, butt ends first, from a base cutter which severs the cane near ground level to a chopping cutter which cuts the stalks into billets, the conveyor consists of a series of transverse upper feed rollers and a series of oppositely rotated lower feed rollers, the cane being fed between the upper and lower feed rollers. Between succeeding lower feed rollers there are provided transverse cleaning rollers, driven in opposite direction to the lower feed rollers, and with radiating members which are adapted to catch and tear away leafy matter from the cane being conveyed.

Abstract: An apparatus for collecting solid-waste material, the apparatus being arranged to be used in conjunction with a moving collection vehicle, wherein the apparatus includes an improved pick-up means adapted to pick up waste material, whether the material is encapsulated within paper or plastic bag containers, or stacked as loose bundles, such as stacked newspapers or the like, the improvement further including a novel steering device.

Abstract: An improved rotating disc-type gathering head suited for use with underground mining machines includes at least two gathering discs mounted for rotation on an inclined apron in positive engaging relationship at their point of tangency. One of the discs is rotatably driven, preferably by means mounted above the apron. The second disc is rotated in the opposite direction by the first disc to provide the desired flow of mined material. In the preferred embodiment the discs have peripherally disposed intermeshing gear teeth, and the drive means comprises a pinion gear in peripheral engagement with the first disc. Additional gathering discs can be added without complicating the simple mechanical drive system below the apron.

Abstract: A forage handler adapted for mounting on a standard forage gathering device comprises a rotary head having protruding tines for dislodging forage from stacks and urging it toward the forage gathering device. The handler includes a support frame in which the rotary head is mounted, and a rotary beater or separator having teeth for breaking up large aggregations of forage and urging the same toward the forage gathering device. The support frame has a pair of booms which are pivotally connected to the gathering device and include motors to swing the rotary head into selected vertical orientations for dislodging the forage. The beater is positioned substantially parallel with and rearward of the rotary head, whereby the forage dislodged from the stacks by the rotary head is directed into the beater for flailing the forage to break up the large aggregations thereof, and urge the forage toward the gathering device.

Abstract: This invention pertains to an arrangement for conveying, handling and storing of solid bodies, bulk material, jelly products or liquids, which arrangement characterized by a plurality of rotary shafts arranged at a distance apart from each other, each of said shafts being equipped with one or more cams, the distance between adjacent shafts being approximately equal to or greater than the length of the cams.

Abstract: An automatic pick-up and release mechanism including a curved surface having an axis of curvature; a rotatable shaft having an axis parallel with and eccentric to the axis of curvature; at least one pick-up element extending radially from and fixed to rotate with the shaft; each element extending beyond the curved surface in an area of the curved surface which is closer to the shaft axis and short of the curved surface in an area farther from the shaft axis; and a slot, corresponding to each of the elements in the curved surface, extending circumferentially about the axis of curvature for accommodating motion of its associated element.

Abstract: An improved sidebank excavator for removing earth from the side of a hill or other embankment, the excavator having a fixed, bidirectional horizontal earth removal assembly; a rotating, bidirectional vertical earth removal assembly; a conveyor assembly for conveying particulate material deposited on a receiving portion thereof to a discharge portion thereof remote from the receiving portion; and a plurality of independently vertically adjustable track drive assemblies.

Abstract: An improved system for removing modules of seed cotton either from a pallet, a transport vehicle, or, with slight modifications, from the ground when incorporated as a part of a transport vehicle. The apparatus comprises a conveyor with a discharge end and a receiving end. At the receiving end there is provided a cotton module engaging and lifting mechanism comprising a plurality of driven, toothed, disc-like lifting members, a multiplicity of the same being mounted in a framework for vertical reciprocation so that upon engaging an oncoming mass of seed cotton the entire unit moves downwardly, thus to get under and lift the seed cotton onto the conveyor. The cotton is fed to a disperser unit which breaks it down into individual locks, or at least groups of locks small enough to be fed to a gin.

Abstract: This disclosure relates to a machine for clearing bulk material from a bin table by moving therealong a movable support carrying a pivotally mounted rotatable clearing wheel including a first drive mechanism for moving the movable support and a second drive mechanism for rotating the clearing wheel and a control mechanism responsive to operational conditions of the second drive mechanism for controlling the operation of the first drive mechanism whereby the rotational speed of the clearing wheel may be increased or decreased as might be the speed of the movable support in dependence upon the resistance of the bulk material being offered to the clearing wheel during the rotation of the latter.

Abstract: A stack feeder is described for use in association with a stack mover arranged to advance a haystack in the longitudinal direction of the stack feeder. The feeder includes a base frame and a flail assembly located above the base frame and positioned transversely with respect to said longitudinal direction. Means are provided coupling the flail assembly to the base frame for pivotal movement with respect to the frame about a horizontal axis so that the flail assembly can be moved up and down along an arcuate path above the frame. The flail assembly includes a rotary flail and a hood which extends longitudinally of the flail. The flail is made up of an elongate support rotatable about a horizontal axis, and a plurality of knives carried by the support for action on a haystack in use. Means are provided to move the flail assembly along said arcuate path. The feeder also includes means for rotating the flail at a relatively high speed. Conveyor means are supported on the base frame below the flail assembly.

Abstract: A mining machine for dislodging solid material from a mine face includes a body portion mounted on endless tracks and a boom member extending forwardly from the body portion with a cutter drum member rotatably mounted on the front end of the boom member. An endless conveyor mechanism is positioned in a longitudinal trough member and conveys dislodged material from the front of the mining machine. A gathering platform extends forwardly from the body portion and the conveyor mechanism and is positioned rearwardly of the cutter drum member. A plurality of rotatably mounted gathering disc members are positioned rearwardly of the forward transverse edge portion on the gathering platform. The gathering discs include a first pair of large discs that are positioned oppositely of the longitudinal axis of the conveyor mechanism. A second pair of smaller gathering discs are positioned laterally of the large gathering discs adjacent the lateral edge portions of the conveying platform.

Abstract: A self-propelled apparatus for dislodging and collecting materials from a surface and having particular use in removing roofing from a roof deck. The apparatus includes a small tractor-like vehicle having a frame and a blade extends forwardly of the frame and is adapted to move along the surface. A brush is mounted adjacent the forward edge of the blade and is adapted to sweep the dislodged material up the blade to an endless conveyor which is mounted on the frame. The brush includes a series of rigid fingers which are located within the bristles and act to move heavy materials up the inclined blade to the conveyor.

Abstract: A reclaiming and stacking system for conveying bulk material has an elongated yard conveyor for moving the bulk material in the longitudinal direction of the yard conveyor; a rail-mounted undercarriage straddling transversely the yard conveyor; first and second booms supported, at their respective inner ends, on the undercarriage.

Abstract: A refuse transport vehicle having improved structure for picking up bagged refuse placed alongside a roadway. The pickup structure includes paddle structure for lifting the picked-up bagged refuse and transferring it to a portion of the vehicle hopper. To provide improved efficiency in the refuse handling operation, the transferred refuse may be compacted in a compacting portion of the hopper prior to delivery thereof to a storage portion of the hopper. The refuse pickup structure permits the handling of the refuse automatically without the need for additional manual labor with the pickup operation being effected as a concomitant of the travel of the vehicle past the position of the set out bagged refuse.

Abstract: A device for the removal of bulk materials from bulk material storage sites or dumps. A breakup unit is attached to a pick up arrangement and is adaptable to the inclination of the bulk material storage dump. The breakup unit has a rotatable roller provided with buckets which are inclined with respect to the axis of the roller and function as conveying elements. These conveying elements are arranged in a helical manner about the roller, and are connected to the roller by means of pins. Each conveying element has two legs arranged symmetrical with respect to the axis of rotation of the roller.

Abstract: A new mechanical shovel adapted for mounting on a vehicle and for shovelling continuously onto a conveyor consists of a plurality of buckets pivotally mounted equidistantly around an axis to two spaced coaxial cam disc members rotatable by a drive about an axis. These two rotatable members are mounted between and each closely adjacent to another respective coaxial cam disc member also coaxial with the axis. The first-mentioned rotatable cam members have a plurality of cam tracks each for a respective bucket, while the second-mentioned cam members each have a single endless bucket-attitude determining cam track. Each bucket has cam followers each of which cooperates with two cam tracks, one on each member, so that the buckets pivot to the required attitude for shovelling and subsequent discharging as they are rotated about the axis. The inclination of the shovelling part of the bucket path can be changed by rotating the second-mentioned cam members about the axis.

Abstract: This invention relates to an apparatus for continuous unloading of dry loose particulate material from especially ships. The apparatus provides continuous conveyance of paticulate materials through an entirely closed system whereby air pollution, spillage, irregular unloading and sensitivity to weather conditions are eliminated or highly reduced.