Abstract: A grain bin sweep apparatus includes a plurality of elongated grain impellers positioned adjacent a floor of a bin and having an inner ends rotatably supported at a central area of the bin and having an outer ends connected to an endless drive chain mounted in a guide track extending about an outer periphery of the bin and a drive motor engaged with the chain and operable to cause the chain to angularly sweep the impellers about the bin floor to thereby move the grain toward a grain exit of the bin.

Abstract: A filling apparatus comprises a filling material reservoir and a filling chamber that is connected to the filling material reservoir with a filling opening configured to dispense filling material into cavities in the rotary press. A first rotatably driven stirrer blade wheel with one or more stirrer blades and a second rotatably driven stirrer blade wheel with one or more stirrer blades are arranged in the filling chamber. The first rotatably driven stirrer blade wheel has at least one of a different geometry, a different direction of rotation, or a different rotary speed, than the second rotatably driven stirrer blade wheel.

Abstract: A seed cart includes first and second mating frames. The hopper is mounted on the first frame for holding seed and has an outlet to discharge the seed. A conveyor is mounted on the second frame for movement between seed loading and unloading positions. A plurality of cylinders with extendible and retractable arms control the desired position of the conveyor. A plurality of load cells are mounted on the second frame and support the first frame. The weigh scales weigh the first frame, the hopper, and the seed in the hopper, without weighing the conveyor. Therefore, an accurate amount of seed can be dispensed from the hopper via the conveyor. Wheels and a hitch tongue can be detachably mounted on the second frame to convert the cart from a stationary unit to a mobile unit.

Abstract: The invention disclosed here is a moving headboard for use in connection with a reciprocating floor slat system. It is particularly well-suited for use in connection with load-hauling trailers that have built-in reciprocating floor slat conveyors for unloading the trailer. Trailers of this kind are used in lieu of hydraulic lifts and involve inching the load off the trailer. The moving headboard sweeps the trailer floor clean during the unloading process.

Abstract: The present invention relates to a device for the treatment of bulk material, comprising a platform 24?, 24?, 28 for supporting bulk material and at least one outfeeding device 28 arranged on the platform for feeding bulk material placed on the platform towards an outlet 29 arranged on the platform, wherein the feeding device has a feeding direction towards the outlet, a first and a second beam 30, 31, 32, 33 is arranged on the platform above the outfeeding device, which beams extends transversal to the feeding direction of the outfeeding device and at least a portion in over of the width of the outfeeding device, wherein the second beam 32 being arranged at a higher level above the outfeeding device than the first beam 31.

Abstract: A refuse truck has a container for receiving refuse, and a packer panel for compacting refuse. The forces for compacting refuse are provided by hydraulic cylinders. The hydraulic cylinders extend through and are coupled to the packer panel. The hydraulic cylinders are telescopic or rod cylinders that have an open length several times their closed length. The hydraulic cylinders provide bi-directional forces so that the packer panel can be pushed away from or pulled towards the front wall of the container.

Abstract: Exemplary embodiments include improved systems and methods for sorting and metering materials to be recycled at a material recovery facility. Systems and methods for the accurate and automated sorting and metering of recoverable materials may include a bunker with an integral conveyor adapted to meter presorted materials such that predetermined amounts of the materials may be delivered to a baler for baling and sale. Exemplary systems may include an auger screw type conveyor sized and shaped to deliver the materials to, for example, a baling system. The systems may also include a crusher for reducing the volume of the materials prior to metering from the bunker; by reducing the volume of the materials in the bunker, a baler may operate more efficiently, increasing output from the facility.

Abstract: A method and apparatus for conveying dry material for a gunning application make use of a rotary air lock in communication with a material source and an inductor. The material is supplied through the rotary air lock to the inductor under a pressure greater than the outlet pressure of the inductor.

Abstract: A bottom unloader for conveying feed material from a silo is disclosed. The unloader may have a housing with a drive unit and discharge, a conveyor positioned in the trough of a silo and a rotating cutter arm. The bottom unloader may be equipped with heavy-duty hooks having a wide uniform forward profile to prevent breaking and clogging of the conveyor. The hooks may be arranged in a repeating sequence to optimize unloading. The silo trough may have a wide chamfered section to prevent bridging. A discharge cover may extend from the conveyor to cover the top of the trough within the silo. The discharge cover remains fixed to conveyor backbone and is removed from the silo with conveyor.

Abstract: A sewage sludge silo is provided, having a central discharge arm for discharging sludge via a central discharge opening, by means of the discharge arm sweeping across a preferably sloped silo floor, with the discharge arm having upper and lower ends, with the lower end extending forward of the upper end in transverse generally vertical cross-section, as the discharge arm moves in a forward direction across the silo floor. The silo floor can be of multi-layer construction, with one of the layers being molded to facilitate a sloped configuration for the silo floor. The movement of a silo discharge arm can be computer controlled to adjust the speed of the discharge arm to maintain a predetermined or substantially constant rate of discharge of sludge from the silo, with such control being facilitated by appropriate sensor mechanisms.

Abstract: A seed cart includes first and second mating frames. The hopper is mounted on the first frame for holding seed and has an outlet to discharge the seed. A conveyor is mounted on the second frame for movement between seed loading and unloading positions. A plurality of cylinders with extendible and retractable arms control the desired position of the conveyor. A plurality of load cells are mounted on the second frame and support the first frame. The weigh scales weigh the first frame, the hopper, and the seed in the hopper, without weighing the conveyor. Therefore, an accurate amount of seed can be dispensed from the hopper via the conveyor. Wheels and a hitch tongue can be detachably mounted on the second frame to convert the cart from a stationary unit to a mobile unit.

Abstract: A loading assembly including a static or mobile frame having a platform adjustably supported thereon and a hopper for containment of material to be loaded being movable relative to the platform between a loading position and an unloading position. A positioning assembly is adjustably interconnected to the frame and cooperatively disposed and structured relative to the platform and hopper to facilitate disposition of the hopper between the loading and unloading positions. The positioning assembly is further structured to assume a retaining relation to the material initially loaded into the hopper and subsequently being unloaded from said hopper, concurrently to the movement of the hopper from the unloading position to the loading position.

Abstract: Sludge having drill cuttings produced while drilling an oil well are moved from a shaker screen to a holding tank. The sides of the holding tank slope toward each other and form a half circle trough at the bottom of the tank. A discharge opening is aligned with the trough, and a conveyer is located in the trough for moving sludge in the holding tank toward the discharge opening. A second incline conveyer or high suction vacuum source is coupled to the discharge opening to move sludge from the discharge opening of the holding tank into a container or drying system. A drying system is coupled between the high suction vacuum source, a container and the discharge opening to separate fluids from the sludge. A drying system located near the discharge end of an inclined conveyor and between the end and a container separates fluids from the sludge.

Abstract: Loading apparatus 10 for loading material 20 into a container 22 includes a charging receptacle 12. The charging receptacle 12 defines a materials receiving space 14 in which material 20 is receivable in use. The apparatus 10 includes material moving means 24, 26 for moving the material 20 out of the material receiving space 14.

Abstract: A grain for the storage of grain millions of bushels of grain comprises a floor, a peripheral wall and a flexible covering. The grain bin includes an unloading system which enables the grain to be unloaded from the grain bin without the need to remove the covering and which substantially reduces the dust typically produced during unloading of currently used temporary grain bins.

Abstract: A drill cuttings storage and conveying system is disclosed herein. The system includes a pressure vessel for containing drill cuttings and comprising a plurality of drill cuttings outlets. The system also includes a drill cuttings conveyor in communication with the outlets for carrying drill cuttings from the vessel. In an inventive method for practicing the invention, drill cuttings are passed into the pressure vessel having the plurality of outlets. The vessel is pressurized. A selected outlet is opened such that a volume of drill cuttings passes from the vessel to the conveyor. The drill cuttings with the conveyor from the outlet.

Abstract: A storage and/or transport container for bulk material is provided with a bottom and a first discharge device (16, 17) for discharging bulk material from the container. The first discharge device (16, 17) is arranged on the bottom. An additional discharge device (24, 26) has a conveying direction extending at right angles to a discharge direction of said first discharge device (16, 17) and is arranged at least partially above the bottom. The additional discharge device may be a screw conveyor and the first discharge device may be a push-bottom with two pushing elements (16, 17) with a separate drive (23) associated with each pushing element (16, 17).

Abstract: A multi-screw auger equipped tank comprises opposing sides sloping downward and inwardly toward one another. A plurality of shaftless screw transfer augers run along the tank bottom. Drivers and transmissions coupled to the transfer augers permit simultaneous rotation of the augers in the same or opposite directions of rotation, at the same or different rotational speeds. Materials within the tank, typically slurries or sludges, can be moved to one end of the tank by the transfer augers. An inclined screw auger is disposed near the end of the tank distal from the location at which materials are deposited in the tank. The inclined screw auger picks up the materials and moves them out of the tank. Baffles in the tank aid in dewatering slurries and sludges. Circulation of materials within the tank may be done by rotating the transfer augers in different directions and/or rotational speeds. The tank may be emptied by the fluid pump for fluids and/or the inclined augers for solids.

Abstract: A multi-screw auger equipped tank comprises opposing sides sloping downward and inwardly toward one another. A plurality of shaftless screw transfer augers run along the tank bottom. Drivers and transmissions coupled to the transfer augers permit simultaneous rotation of the augers in the same or opposite directions of rotation, at the same or different rotational speeds. Materials within the tank, typically slurries or sludges, can be moved to one end of the tank by the transfer augers. An inclined screw auger is disposed near the end of the tank distal from the location at which materials are deposited in the tank. The inclined screw auger picks up the materials and moves them out of the tank. Baffles in the tank aid in dewatering slurries and sludges. Circulation of materials within the tank may be done by rotating the transfer augers in different directions and/or rotational speeds.

Abstract: A dry bulk unloading apparatus for transferring bulk material from a storage facility to a transport vehicle includes a pair of pivotally interconnected upper and lower screw conveyors. The upper screw conveyor is pivotally connected at its receiving end on a vertical axis to the storage facility and is pivotally connected at its discharge end on a vertical axis to the receiving end of a lower screw conveyor. The conveyors each have an auger driven by an electric motor and electric motors are provided to pivot the upper screw conveyor relative to the storage facility and to pivot the lower screw conveyor relative to the upper screw conveyor. A hand held controller may be used for remote control of the electric motors.

Abstract: An arcuate structure for bulk particulate solids which has inner and outer concentric containment walls. The space between the inner and outer walls is subdivided into a plurality of storage subspaces, and covered with a continuous roof. A radial stacker conveyor system receives particulate solids to be stored, and transfers these particulate solids into a selected storage space through access apertures disposed on a circular arc in the roof. To allow the radial stacker to access each roof aperture, it is rotatable about an axis concentric with the inner and outer walls, and the roof apertures are located on an arc concentric with the inner and outer walls. A separate radially located conveyor system is provided beneath the floor of each storage space, by means of which particulate solid stored in any chosen storage subspace can be retrieved through discharge gates located in the floor of each storage space above the conveyor, and transported to a delivery system adjacent to the radial stacker.

Abstract: An installation is described for hardening tubular concrete workpieces (1) in chambers (2) which are open at the top, can be closed with cover plates (3) and can be subjected to vapor and which can be charged with the aid of an overhead travelling crane (6) bearing a hoist (9) for workpieces (1). In order to achieve an advantageous construction constellation it is recommended that the overhead travelling crane (6) for the workpieces (1) has a gripping device for the cover plates (3) of the chambers (2).

Abstract: An installation is described for hardening tubular concrete workpieces (1) in chambers (2) which are open at the top, can be closed with cover plates (3) and can be subjected to vapor and which can be charged with the aid of an overhead travelling crane (6) bearing a hoist (9) for workpieces (1). In order to achieve an advantageous construction constellation it is recommended that the overhead travelling crane (6) for the workpieces (1) has a gripping device for the cover plates (3) of the chambers (2).

Abstract: A device for withdrawing debris, for example compost material, stored on a sliding base with longitudinally displaceable boards. A mobile driving unit having at least one driving device can be coupled/uncoupled to at least one section of the sliding base boards in at least one coupling position. The sliding base boards can be at least partially guided into and out of the driving unit. Once guided in, the ends of the sliding base boards remain in the driving unit during the longitudinal back and forth motion of the sliding base boards.

Abstract: A system and method for processing a substrate. The system includes a substrate heating station, a processing station, a conveyor for transporting the heated substrate from the substrate heating station to the processing station and a conveyor heating station. A substrate transfer station is located between the substrate heating station, the conveyor heating station and the processing station for the transfer of the heated substrate to the conveyor in a thermally controlled environment isolated from contaminants. The substrate transfer station includes a housing having an interior chamber, first and second inlets for the separate passage of a substrate and conveyor into the interior chamber, and an outlet for the egress of the substrate and conveyor. The transfer station also includes a heater and a guide assembly for directing the conveyor between the conveyor inlet and the outlet.

Abstract: A device for raking flowable material from a storage facility, with a plurality of storage units such as bunkers, silos, stockpiles, has a bunker table positioned at the bottom of the storage units and a rake tunnel positioned above the bunker table. A raking carriage is positioned in the rake tunnel above the bunker table so as to be moveable in a longitudinal direction of the rake tunnel along the bunker table. A drive unit, including a gear box and a drive shaft, is connected to the raking carriage. A raking wheel is rotatably connected perpendicular to a rotational plane of the raking wheel with the drive shaft to the raking carriage. The bunker table has a longitudinal slot. The raking wheel rakes with two opposite sides the flowable material on the bunker table through the slot of the bunker table onto a continuous conveyor system located under the bunker table.

Abstract: A discharge mechanism for a silo comprising an entry chamber adapted to be in communication with the silo interior and having a directing member mounted in the entry chamber, for rotary movement about a vertical axis, to direct flowable material in the entry chamber through a discharge passage in a bottom wall of the chamber.

Abstract: A connector manipulating apparatus use a positioning mechanism to position a connector in a predefined location and orientation. A programmable positioning device or robot retrieves a connector from a first location using a locating tool, and places the connector in the positioning mechanism. After the positioning mechanism places the connector in a predefined location and orientation, the programmable positioning device moves the connector to a work location where conductors are attached to the connector.

Abstract: A pulverulent material feeder apparatus includes a bottom plate extending horizontally and inner and outer cylinders disposed on the bottom plate in a coaxial relation. These cylinders define therebeween a material transporting space. A material extruding gap is formed between a lower edge of the inner cylinder and the bottom plate. The apparatus further includes a rotatable annular member connected to a rotatable shaft mounted at the coaxial center by means of spokes so that the annular member is disposed along the inner periphery of the outer cylinder and a gap adjusting cylinder which is disposed along the outer periphery of the inner cylinder and adapted to be adjusted with respect to the vertical position thereof for thereby making it possible to adjust the size of the extruding gap.

Abstract: A device for metered removal of flowable solid material comprises at least one delivery opening for the flowable solid material and an essentially horizontal intermediate storage floor for receiving the flowable solid material, arranged below said delivery opening. A collecting space for the flowable solid material is defined between the intermediate storage floor and the delivery opening. A lateral opening is positioned in the intermediate storage floor adjacent to the delivery opening. At least one removal rake with at least one blade is inserted into the collecting space and movable relative to the intermediate storage floor transverse to a delivery direction of the delivery opening for pushing the flowable solid material collected under the delivery opening into the lateral opening. A pivoting parallelogram-shaped rod arrangement with upper pivoting axes that are arranged in a common horizontal plane is provided for pivotably supporting the removal rake.

Abstract: Three piston-cylinders units (66, 68, 70) are located in a drive assembly compartment (26) forwardly of a material receiving compartment (12) in a trailer box (TB). Drive rods (262, 264, 266) extend rearwardly from transverse drive beam portions (60, 62, 64) of the drive units (66, 68, 70) through bushings (B) carried by a vertical portion (32) of a bulkhead (24) between the two compartments (26, 12). The rear ends of the drive rods (262, 264, 266) are connected to forward ends of floor members (30) within the material compartment (12).

Abstract: An extraction device for extracting a material in particulate form from a reservoir includes an extraction member in the form of a helicoidal winding connected to a motor for driving it in rotation about its central axis. The helicoidal winding is driven so as to sweep it about an axis of sweep along the bottom of the reservoir and the winding may be curved at its distal end so as to sweep along the periphery of the reservoir. The winding may be enclosed within a tubular conduit and a section of the peripheral wall of the reservoir may be provided to cooperate with the helical winding.

Abstract: An improved apparatus for picking up, transferring and depositing lightweight articles. The apparatus includes a driven rotary member having a pluality of tubular arms extending from circumferentially spaced portions of the member. The ends of these arms pass through a portion of a receptacle in which the articles are stored and suction is set up on these arms at their ends as moved through the receptacle to attract articles thereto. An extracting mechansim is positioned in close proximity to the arc created by the ends of the tubular arms and applies a vacuum, greater than the vacuum applied by said tubular arms, to extract the articles from the tubular arms and transfer the articles to a point of deposit.

Abstract: An apparatus for use in the transportation and production of cementitious mixes including a silo and a truck for transporting the silo. The silo is sub-divided internally into two compartments, one for cement and one for sand. At the lower end of the said compartment there is a vibratory grid and other structure for causing the sand to flow evenly from the open lower end of the silo into a mixer without bridging. A feed screw feeds cement from the cement compartment to the mixer. The truck has a lifting mechanism for lifting the vertical silo and tilting the silo through ninety degrees to a horizontal position for transportation purposes.

Abstract: A discharging apparatus for a large diameter, generally vertically walled reaction vessel in which a recessed dish or receiving structure having the same diameter as the reaction vessel is mounted beneath the lower discharge end of the reaction vessel. There is an aperture in the floor of this receiving structure and a rotating impeller urges material received from the reaction vessel through this aperture into a smaller diameter recessed receiving structure which is also equipped with a rotating impeller to remove material to a screw conveyor for removal from the system. This screw conveyor can be significantly smaller than would be required using a conventional screw conveyor reaction vessel discharge.

Abstract: A goods dispensing device including an annular dispensing port formed in a container, an annular shelf located in a position for receiving the goods released through the annular dispensing port, a table rotatably supported in a position for receiving the goods flowing downwardly from the shelf, a ring located along the shelf for rotation independently of the table, a rotary drive unit connected to the table through motive force transmitting mechanism, a rotary drive unit connected to the ring through motive force transmitting mechanism, scrapers fixedly supported on the ring and projecting above the shelf, a guide scraper fixedly supported and projecting above the table, and a goods conveyor arranged below the guide scraper for conveying the goods dispensed from the container through the annular dispensing port. There is a relative difference between the rotary movements of the scraper rotating with the ring as a unit and the table.

Abstract: A discharger mechanism is provided for discharging solids from the bottom of a pile. The discharger comprises a reciprocating stoker rod of a substantially rectangular cross section and plastimeric bearing member engaging the bottom and sides of the rod for vertically supporting and horizontally guiding the rod. A reciprocating device reciprocates the rectangular stoker rod longitudinally beneath the pile. A plurality of stoker cross bars are equispaced apart and rigidly attached at their centers to the rectangular stoker rod. A further bearing member bears against the top of rod to prevent the rod from lifting.

Abstract: A discharger mechanism is provided for discharging solids from the bottom of a pile. The discharger comprises a reciprocating stoker rod having a series of stoker cross bars, affixed thereto, which is supported by bearings within a trough. An arrangement for holding down the rod and for sealing the trough comprises a pair of longitudinally extending metal strips attached to either side of the rod and a pair of seal strips or plates secured to the edges of the trough and extending therefrom into the trough to positions above and adjacent to the upper surfaces of the metal strips.

Abstract: Generally horizontally disposed bracing trusses (44, 46) are interconnected between the bottoms of the longitudinal drive beams (70, 72, 74) and the bottoms of the associated transverse drive beams (100, 102, 104), within a reciprocating floor conveyor. This and other reinforcement particularly adapts the system for use in a stationary installation having a relatively wide floor. Trucks (RV) equipped with reciprocating floor conveyors are backed into a receiving house (H) and the conveyors are used for unloading bulk material (B) from the trucks (RV) into the receiving house (H). The bulk material (B) is conveyed from the receiving house (H) up to an elevated inlet (16) at one end of an elongated enclosure (E). The enclosure (E) includes a reciprocating floor conveyor (24) at its bottom and an elevated screw conveyor (36) at its top. The reciprocating conveyor (24) is operated to move bulk material out from the enclosure (E) at a controlled rate.

Abstract: An ice storage bin for the storage and delivery of fragmentary ice for use in an enclosed area. The ice storage bin has at least one ice rake assembly having an arm which pivots about a lower corner of the bin and supports rakes that serve to move the fragmentary ice contained in the bin toward a screw for discharge from the bin. A rake drive shaft provides the pivot axis about which the rake arm rotates. The rake arm contacts the ice in storage by the action of gravity so that the rakes dig into the ice. An additional rake arm assembly can be disposed on the opposite side of the bin or parallel to the first rake arm assembly to increase the capacity of the bin. The bin is formed from beams which can be premanufactured and readily placed in a standard storage container. Apparatus are provided for raising the ice rake arm from the surface of the ice to a vertical position during the filling of the ice bin.

Abstract: A storage silo adapted to difficultly flowing bulk materials to be discharged at the bottom of the silo. A baffle is disposed in a cylindrical container. The baffle is attached to the cylindrical container wall and runs inclined along said wall to the silo bottom. Baffle sections extend along a helical path over a central angle of at least about 360 degrees and are substantially continuously connected. At least some baffle sections following in circumferential direction along the silo wall are staggered with respect to each other increasing with the distance from the bottom. The baffle is preferably provided as a helical band. The pitch angle of the baffle relative to the cylindrical wall can be from about 15 to 30 degrees. A heating element can be provided to allow for heating of at least part of the baffle.

Abstract: A chip material container arrangement is provided for storage of material to be spread in the production of particle and/or fiber boards. The container arrangement is equipped with several discharge rollers arranged one above the other, a base belt and feeder devices. With a discharge opening extending over the width of the container, the density distribution of the material to be spread is controlled by removing appropriately dimensioned material quantities from individual partial streams which partial streams are later combined in the area of the discharge opening to form a total material flow.

Abstract: A plant for the preparation of fodder comprising a portion of solid foodstock in the form of grains or kernels and a portion of water. The plant includes a silo for the solid foodstock, a device for removing the solid foodstock from the silo, a conveying device for conveying the solid foodstock removed from the silo, a crushing mill which receives and crushes foodstock conveyed by the conveying device, and a mixing vessel for the mixing of the crushed solid foodstock and the water. A siphon is mounted between the conveying device and the crushing mill, the siphon being provided with water supply conduits at the inlet and outlet sides of the siphon.

Abstract: A load supporting grid structure is disclosed for a bin or hopper having a discharger or reclaimer at the bottom. The grip structure is used when storing solid materials such as wood chips, hogged fuel and the like and reduces the weight of the solid materials on the discharger, particularly when the materials are stored at a depth of at least 20 feet. The grid structure is positioned above the discharger and supports the weight of at least a portion of the solid materials in the bin or hopper.

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: This invention is an improvement in a stationary or mobile receiving bunker adapted to be fed with bulk material, particular by means of industrial trucks, with a delivery conveyor arranged under the receiving bunker, the improvement which comprises two bunker walls enclosing the receiving bunker chamber on the side away from the direction of delivery, with straight lines running through their top edges and projected onto a horizontal plane each forming an angle .alpha.<90.degree. with the longitudinal axis of the delivery conveyor also projected onto the horizontal plane.

Abstract: Refuse compaction includes a storage body having an opening at one end for receiving refuse and having an opening at the other end. An ejection panel is movable in the storage body between the openings at the opposite ends. Hydraulic means including a cylinder, a piston and a support member are operatively coupled to the ejection panel for producing a movement of the ejection panel between the openings at the opposite ends of the storage body. Means are operatively coupled to the ejection panel, the support member and the hydraulic means for producing a pivotal movement of the support member and a displacement of the hydraulic means in the direction of movement of the ejection panel to minimize the displacement required between the cylinder and the piston for moving the ejection panel.

Abstract: A hopper includes a peripheral side wall having upper and lower open ends, and a conical body provided inside the peripheral side wall to define an annular space for storing solid material therebetween. The lower open end of the peripheral wall is separated from the conical body to define an annular discharge point therebetween.

Abstract: A high-rise silo in which silage is fed radially by means of revolving feed members to a central vertical clearing shaft of the silo. The silage is withdrawn from the shaft at the bottom. The shaft itself is assembled from separate cylindrical pipe lengths each of which has an internal encircling groove with a sealing ring at the upper end, into which engages an internal co-axial annular flange situated at the lower end of the superjacent cylindrical pipe length, in sealing manner.

Abstract: A feeder wheel has a hub disk which is centered on and rotatable about an axis, which has a pair of axially oppositely directed faces, and which is formed with a plurality of radially outwardly open, substantially angularly equispaced, and axially throughgoing notches each having a pair of generally radially extending and angularly spaced edges each stepped at a shoulder. Respective feeder arms each having an outer end projecting radially from the disk at the respective notch and an inner end received in the respective notch are each formed with a pair of angularly oppositely projecting flanges engaged axially on the respective shoulders. Fastener bolts extend through the disk and arms at the flanges and shoulders for securing the arms on the disk.