Abstract: A comminuting apparatus for comminuting comminution stock like recyclable material, waste and product residues, including a comminuting rotor mounted rotatably to a machine frame and having comminuting tools arranged thereon, a receiving region for receiving comminution stock and a feed device having a ram device which is moveable in the direction towards the comminuting rotor by a drive device and which is adapted for feeding comminution stock to the comminuting rotor. The comminuting apparatus is distinguished in that the drive device of the feed device has at least two spaced electric actuators which are controlled by a control device and which are connected at the drive output side by a transverse member, wherein the transverse member is operatively connected to the ram device by a resilient damping device.

Abstract: A paper scrap pushing structure of a paper shredder, having a paper pushing unit, with a spindle having a longitudinal axis, a spindle flap coupled along the longitudinal axis to the spindle; and a paddle pushing segment, coupled to the spindle flap. The spindle is arranged under a paper outlet of the paper shredder and is in linkage with a paper shredder cutter shaft through a synchronous transmission device. When the rotating shaft rotates, the rotating shaft drives the paddle pushing segment to move in the circumferential direction along with the spindle flap, removing paper scraps at the top of a paper scrap pile in a shredded paper waste bin.

Abstract: A roller mill module with a fixed grinding roller with a first grind surface rotatably supported within a grind area between a first drive end and a second drive end of a support structure; an adjustable grinding roller with a second grind surface rotatably supported within the grind area; the adjustable grinding roller movable with respect to the fixed grinding roller to adjust a grind gap between the first grind surface and the second grind surface; a drive shaft of the fixed grinding roller and a drive shaft of the adjustable grinding roller extending from the first and the second drive ends of the support structure; and a sample port provided in a front side of the support structure; a sample passage coupled to the sample port extending to a position below the grind area and opposite a sampler stop surface.

Abstract: A chopping unit (10) of a forage harvester, having a chopping drum (11) bearing chopping blades (15), having a shear bar carrier (17) bearing a shear bar (16) for the chopping blades (15), wherein a top side (20), facing away from the shear bar carrier (17), of the shear bar (16) provides a cutting edge (21) of the shear bar (16), wherein the top side (20) of the shear bar (16) is contoured such that the top side (20) of the shear bar (16) is inclined, at least in a top-side portion (26) facing the chopping drum (11), continuously in the direction of the chopping drum (11) in the contact region with the chopping blades, as seen in the axial direction of the chopping drum (11).

Abstract: A forage bale feed out apparatus is described. The apparatus comprises a chassis arranged to be operatively mounted on or in association with a vehicle in use; feed out means comprising a feed out roller having an axis of rotational symmetry about which the roller is arranged to rotate, a drive motor arranged to rotate the feed out roller, conveying means for urging a bale towards said feed out roller as the size of a bale diminishes. The feed out roller is located at a feed out region, and the conveying means is orientated such that the end of the conveying means proximate the feed out region is elevated towards the axis of rotational symmetry of the feed out roller. The apparatus further comprises a spreader tool adapted to spread and distribute the forage bale portions fed out from the feed roller at the feed out region, wherein the spreader comprises a roller having an axis of rotational symmetry about which the roller is arranged to rotate.

Abstract: The invention relates to a processing system, more particularly a stone crusher, with a filling unit (20), which can be filled with material to be crushed, wherein behind the filling unit (20) in the conveying direction or in the filling unit (20), a screening unit (30) is arranged, wherein the screening unit (30) can be vibrated by means of a vibration generator (38), wherein above the screening unit (30) a part of the supplied material is fed to a connected process unit, more particularly a crushing unit (40), and another part is separated out in the screening unit (30), and wherein the separated-out part of the material is fed by means of an adjustable flap of a conveying unit (70) in a bypass position optionally bypassing the connected process unit, more particularly the crushing unit (40), to a conveying device, more particularly a crusher discharge conveyor (60), or in a conveying position is conveyed out of the machine working area by means of a conveying device (50).

Abstract: A detection arrangement for detecting a state of wear of a chopping assembly comprises at least one magnet arrangement which includes a magnetic excitation arrangement and a flux-conducting device magnetically coupled thereto. The magnet arrangement provides a pole arrangement which forms at least one magnetic pole for outwardly conducting magnetic flux. At least one portion of the chopping blades moves past the pole arrangement during a rotation of the cutting cylinder, and forms an air gap arrangement including at least one air gap with respect to the pole arrangement and, as a result, at least one magnetic circuit excited by the excitation arrangement is closed via the chopping blade. At least one portion of the magnetic flux generated by the magnetic excitation arrangement is longitudinally guided in the chopping blade at least across one longitudinal portion of the chopping blade.

Abstract: A cantilevered screw assembly comprising a speed reducer to facilitate rotation of a screw. The speed reducer may be connected to a torque arm that is adapted to control or limit undesired movement (e.g., wobbling, orbital movement, etc.) of the screw during operation. In effect, one exemplary embodiment of a speed reducer may essentially float on a pivoting torque arm (and the shaft of the screw) such that the torque arm is adapted to limit undesired movement of the speed reducer and screw. As a result, an exemplary embodiment may eliminate the need for alternative drive systems or other means to control undesired movement of the screw. An exemplary embodiment may be particularly useful for light or infrequent duty or other small-scale applications to reduce the likelihood of a breakage of a screw or another portion of a cantilevered screw assembly (e.g., the bearing(s) or bearing assembly, the gears, etc.).

Abstract: A pressure roller for an apparatus for compaction of empty (disposable) hollow bodies (beverage containers), particularly plastic bottles or tin cans, having at least one rotating roller that is disposed at a distance from a counter-bearing, forming a gap, has an essentially cylindrical mantle surface that possesses multiple profiled partial regions of the same type and the same width in its working region, following one another in the axial direction. These profiled partial regions are separated from one another, in each instance, by a circumferential recess. Each of these profiled partial regions—viewed axially—has multiple sections that follow one another. At least one cam-shaped projection that projects radially away from the mantle surface is disposed in one of these sections.

Abstract: A device for spraying bulk or piecemeal products includes a casing with a rotary spraying organ and a lateral ejection opening prolonged by a spout. The rotary organ includes radial vanes designed to form a material jet directed along the axis of the spout, with generation of a carrier air stream. The ejection opening is provided with a bounding rim disposed on that side of the opening which is last to be reached by the outer peripheral ends of the vanes in the course of their rotation during operational functioning of the device. The spraying device also includes an active and mobile organ, designed for directing the products that come into contact with it through the opening, into the spout and substantially into the jet of ejected material. The active and mobile organ is disposed in the region of the rim.

Abstract: A lawnmower with a plurality of blade holding elements in a horizontally rotating blade assembly holds a plurality of multi-ductility blades with a maximum thickness of 0.075 inches in a blade channel and in a substantially tangential orientation. The multi-ductility blades include a hardened cutting edge of Rockwell hardness greater than 50 and ductile portion with Rockwell hardness less than 50.

Abstract: A food homogenizer includes a drive assembly including a driving motor. The driving motor engages a rotatable mating portion that extends along a rotation axis. A homogenizer assembly is removably attached with respect to the drive assembly. The homogenizer assembly includes a homogenizing chamber, a blade assembly positioned within the homogenizing chamber and a driven shaft that extends from the blade assembly along the rotation axis. The driven shaft is received within the mating portion such that rotation of the mating portion by the driving motor causes rotation of the blade assembly about the rotation axis. A supply assembly engages a receiving opening in the homogenizer and supplies a food product. The food homogenizer includes a rinse system including a drive assembly that engages a homogenizer assembly. The rinse system includes a dispenser assembly that dispenses a liquid to the homogenizer assembly.

Abstract: The invention relates to a device for dissolving compressed blocks of loose-fill cellulose thermal insulation material. The device comprises a support surface for the compressed blocks of insulation and a cylinder with protruding members arranged on the cylinder mantel surface. Said cylinder is rotatable around a substantially horizontal axis in order to process and dissolve the compressed blocks of insulation between the protruding members and a processing zone arranged by an edge of said support surface. The invention is characterized in that said protruding members arranged on the cylinder mantel surface are elongated protrusions extending substantially parallel to the horizontal axis. The invention is further characterized in that the cylinder is arranged to rotate inside of an arc-shaped surface partly covering the cylinder mantel surface and prolonging the milling zone in a peripheral direction of the cylinder.

Abstract: A shredder feeder has a first receiving post configured to receive a roll of first material, second and third receiving posts respectively configured to receive first and second rolls of second material, and a pair of guideposts that form an outlet of the shredder feeder therebetween. The respective guideposts are positioned to respectively direct the second material from the first and second rolls toward the first material from the roll of first material so that the first material is interposed between the second material from the first roll of second material and the second material from the second roll of second material when the first material and the second materials from the first and second rolls of second material pass concurrently through the outlet.

Abstract: A shredder has cutter elements for destroying articles (paper) and a feed mechanism for advancing paper from a stack in a tray into cutters for shredding. The feed mechanism has a feed member provided adjacent to the tray with an elastic arm for engaging and disengaging the stack. The feed member rotates in a feeding direction about an axle, with the elastic arm elastically deforming to apply pressure to feed paper atop the stack to the cutters. The elastic arm can include a protruding tip that is inserted into the stack. The tray includes a curved feed bed to assist in feeding paper into the cutters and deforming the elastic arm. A pivot arm can also move the feed member relative to the tray (e.g., vertically). A disengagement mechanism can hold the feed mechanism in an inoperable feeding position when a drawer or tray is moved into an open position.

Abstract: The invention relates to a method for shredding sheet-shaped material, preferably for shredding stacked sheets of paper. In addition, the invention relates to a device for performing said method. According to the method according to the invention, a stack of paper is placed onto a support, the sheets are grasped individually from the stack and, whilst realizing a sheet loop, are guided one after another through a through-opening in the support to a cutting system, and are shredded in the cutting system, wherein, when the loops are formed, the sheets are merely deformed elastically and consequently reversibly such that by realizing a free end each sheet loop is opened again before it reaches the cutting system, and is cut up, unfolded, into regular particles over its entire length.

Abstract: Embodiments of the invention are directed to roll assemblies configured to exhibit improved wear resistance of stud elements. Accordingly, the roll assemblies of may improve and/or increase the useful life of high pressure grinding roll apparatuses. In an embodiment, one or more stud elements may include superhard material, which may provide superior wear resistance characteristics and may increase the useful life of the rolls assemblies and high pressure grinding roll apparatuses.

Abstract: An auto paper-combing mechanism of a paper shredder has a frame formed with a feeding channel and a fixing shaft, and a feeding salver. A plurality of combing needle beds are disposed on the fixing shaft; a combing needle is inserted in the bottom of each combing needle bed. The needlepoint of each combing needle heads toward the outlet of the feeding channel, and the height of combing needles are in a ladder-like distribution. The vertical distances between the needlepoint of each combing needle and the lower edge of the outlet of the feeding channel are equal.

Abstract: A method and a device for grinding strand-like fibrous material, wherein the strand-like fibrous material is fed towards the cutting edge of a cutting mechanism and wherein a moveable striking mechanism for grinding the fibrous material cooperates with the cutting mechanism. Associated with the cutting mechanism is a moveable clamping mechanism, by means of which the fibrous material is clamped in an oscillating manner. To produce optimally uniform fibrous shreds, as defined by the position of the cutting edge, the fibrous material is guided through an oscillating clamping gap formed between the clamping mechanism and the cutting mechanism, wherein the clamping mechanism is guided in a back and forth clamping movement relative to the cutting mechanism. For this purpose, the clamping gap is formed by arranging the clamping mechanism and the cutting mechanism opposite one another in a clamping plane.

Abstract: A method and a device for grinding strand-like fibrous material, wherein the strand-like fibrous material is fed towards the cutting edge of a cutting mechanism and wherein a moveable striking mechanism for grinding the fibrous material cooperates with the cutting mechanism. Associated with the cutting mechanism is a moveable clamping mechanism, by means of which the fibrous material is clamped in an oscillating manner. To produce optimally uniform fibrous shreds, as defined by the position of the cutting edge, the fibrous material is guided through an oscillating clamping gap formed between the clamping mechanism and the cutting mechanism, wherein the clamping mechanism is guided in a back and forth clamping movement relative to the cutting mechanism. For this purpose, the clamping gap is formed by arranging the clamping mechanism and the cutting mechanism opposite one another in a clamping plane.

Abstract: The plastic scrap extruding apparatus has a simple structure and is capable of suitably crushing plastic scraps and sending them to a heating cylinder 10. The extruding apparatus comprises: a housing 12 holding a rear part of the heating cylinder 10 and having a material inlet 13; a large rotary blade 20 for crushing the plastic materials and rotatable with a screw 11; small rotary blades 21, 22 being located on the axially front and rear sides of the large rotary blade 20 and rotatable with the large rotary blade 20; and a fixed blade 30 being fixed to the housing 12 and capable of working with the rotary blades. A large rotary blade 20 passable groove 40, through which the large rotary blade 20 can be rotated, is formed in a lower part of the housing 12.

Abstract: Apparatus, system and methods of using the apparatus and system to manipulate fiber(s) into a chopper, winder or other fiber(s) processing equipment. By using the apparatus the operator(s) are freed up for pressing duties that will increase productivity and also create a safer workplace. The apparatus supports and constrains slowly or rapidly running fiber(s) and moves through a sequence of movements that reposition the fiber(s) into a path that places the running fiber(s) in the proper location for processing in the chopper, winder or other processing equipment and also places the running fiber(s) into a desired groove or valley on a separator roll or guide.

Abstract: A sheet waste processing device includes: a sheet processing tool that generates piece-like sheet wastes by processing for sheets; a waste receiver that is provided freely movably under the sheet processing tool between a setting position where the sheet wastes generated by the sheet processing tool are housed and a non-setting position where the sheet wastes housed are disposed of; and a transporting/guarding member that is provided between the sheet processing tool and the waste receiver, transports the sheet wastes into the waste receiver located at the setting position, and blocks direct touching the sheet processing tool from a waste receiver space generated by movement of the waste receiver under the condition that the waste receiver is moved to the non-setting position.

Abstract: A shredder includes an adjusting device for adjusting a feeding gap, so that the width of the feeding gap does not exceed a maximum shredding thickness value. The adjusting device is located at a side of the feeding channel. A roller is located at another side of the feeding channel. The feeding gap is formed between the adjusting device and the roller. After the papers in the feeding channel are transferred through the feeding gap, the papers are cut into strips or fine particles by a cutting blade assembly. By rotating a fixing element of the adjusting device, the width of the feeding gap is changed to comply with the maximum shredding thickness value. Consequently, it is not necessary to change the relative positions between the first lateral plate and the second lateral plate, which collaboratively define the feeding channel.

Abstract: A reducing machine is disclosed. The reducing machine includes a rotational reducing component, a power in-feed system for feeding material toward the rotational reducing component, and a mill box at least partially surrounding the rotational reducing component. The reducing machine also includes an anvil unit that can be inserted into the mill box and removed from the mill box. The anvil unit includes a ramp that bridges a gap between the power in-feed and the rotational reducing component. The anvil unit also includes an anvil main body having a first end positioned adjacent the power in-feed and a second end positioned adjacent the rotational reducing component. The anvil unit further includes first and second spaced-apart shear edges positioned adjacent to the second end of the anvil main body.

Abstract: A method and a device for grinding strand-like fibrous material, wherein the strand-like fibrous material is fed towards the cutting edge of a cutting mechanism and wherein a moveable striking mechanism for grinding the fibrous material cooperates with the cutting mechanism. Associated with the cutting mechanism is a moveable clamping mechanism, by means of which the fibrous material is clamped in an oscillating manner. To produce optimally uniform fibrous shreds, as defined by the position of the cutting edge, the fibrous material is guided through an oscillating clamping gap formed between the clamping mechanism and the cutting mechanism, wherein the clamping mechanism is guided in a back and forth clamping movement relative to the cutting mechanism. For this purpose, the clamping gap is formed by arranging the clamping mechanism and the cutting mechanism opposite one another in a clamping plane.

Abstract: The present invention provides an auto paper-combing mechanism of a paper shredder, comprises a frame which is formed with a feeding channel and a fixing shaft, and a feeding salver; a plurality of combing needle beds are disposed on the fixing shaft along the axial direction in sequence, a combing needle is respectively inserted on the bottom of each combing needle bed, the needlepoint of each combing needle heads towards the outlet of the feeding channel, and the height of combing needles are in ladder-like distribution and along the axial direction of the fixing shaft in sequence, furthermore, the vertical distances between the needlepoint of each combing needle and the lower edge of the outlet of the feeding channel are equal. The present invention also provides an auto paper-feeding mechanism of a paper shredder. Compared with the prior art, the height of the combing needles are in ladder-like distribution and in sequence, which can realize auto paper-combing. The whole mechanism is relatively simple.

Abstract: A feed device for a high-pressure roller press for the high-pressure comminution of material to be ground, the feed device feeding the material to be ground in a controlled manner into the roller nip between two rollers of the high-pressure roller press. The feed device has at least two rotary valves, the position of which is variable independently of each other. In a refinement of the invention, the feed device also has a shaft which is variable in height above the roller nip. By means of the rotary valves which are variable independently of each other and by means of the height-variable shaft, the feeding behavior of the feed device can be varied during the starting of the high-pressure roller press and during the operation of the high-pressure roller press in order thereby to prevent the high-pressure roller press from vibrating and to ensure optimum operation of the high-pressure roller press.

Abstract: The present invention provides a device for shredding sheet material, comprising shredding means—(2) for shredding the sheet material and a feed conveyor system for feeding sheet material. The feed conveyor system comprises a suction duct (12) having an inlet (19) and an outlet (20), and suction means for sucking sheet material to be shredded from the feed location to the shredding means via the suction duct and for sucking sheet material shredded by the shredding means to the collecting location. The shredding means comprise at least one stationary shear blade (4) and at least one rotary shear blade (3), as well as drive means. The device further comprises detection means for detecting an increased risk of jamming of the shredding means during operation of the device, as well as blocking means (31) which operate in dependence on the detections made by the detection means for partially blocking the suction duct in a blocking position or releasing the suction duct in a free position.

Abstract: A shredder feeder has a first receiving post configured to receive a roll of first material, second and third receiving posts respectively configured to receive first and second rolls of second material, and a pair of guideposts that form an outlet of the shredder feeder therebetween. The respective guideposts are positioned to respectively direct the second material from the first and second rolls toward the first material from the roll of first material so that the first material is interposed between the second material from the first roll of second material and the second material from the second roll of second material when the first material and the second materials from the first and second rolls of second material pass concurrently through the outlet.

Abstract: A shredder with adjustable paper feeding opening includes a top cover and a shredder body. The top cover has a paper inlet, beneath one side of which is a rotatable adjusting bar. The adjusting bar is parallel to the paper inlet. A paper feeding opening is formed between the adjusting bar and the other side of the paper inlet. The adjusting bar is controlled by an adjusting device. The width of the paper inlet is changed by controlling the adjusting bar. This solves the problems of difficulty in backing paper and too many/few pieces of paper entering at one time.

Abstract: In the coarse and fine grinding of mineral and non-mineral materials, e.g. limestone, cement clinker, blast-furnace slag, old concrete or ashes, the grinding material, usually including new and recirculated stock, is fed as a defined and laterally bounded material layer (4) of predetermined thickness from a material feed container (3), belonging to the comminuting apparatus, by way of a roller-type or rotary-vane feeder (9), which is arranged at the outlet and can be changed in a stepless manner in respect of its rotational speed, onto the vertex of the laterally rimmed (45), driven, bottom roller (1), accelerated to the roller speed and transported continuously into the gap formed (5) with the upper roller (2), arranged in an offset manner above the driven roller (1), is subjected to hydropneumatic loading using specific compressive forces of 2 to 7.5 kN/mm and is then deagglomerated within the comminuting apparatus by a preferably high-speed rotary crusher (10).

Abstract: A roof shingle stripper, grinder, and blower includes: a motor to power the device; self-propelled wheels that move the device forward and urge the shingles into the device; a lifting blade that lifts up and dislodges the shingles from the roof; a shredder having two rows of grinding wheels that grind the shingles into pieces and blow the pieces into a conduit; and the conduit has a side wall that, when the wall is in a first position, diverts the pieces in a first direction, and when the wall is in a second position, diverts the pieces in a second direction.

Abstract: A paper shredder comprising a housing, cutters positioned in the housing, a feeder base coupled to the housing and including a feeder slot, and a pressure plate mounted for movement above the feeder base. The pressure plate has a length perpendicular to the feeder slot that is less than 80% of a length of the feeder base. In one embodiment, the pressure plate includes two rollers positioned on opposing sides of the feeder slot (e.g., rotational about axes fixed relative to each other). The pressure plate preferably does not overlap with any aperture(s) in the feeder base. The paper shredder can also include a feeder door that substantially covers the entire feeder base and is pivoted at one end of the feeder door. The pressure plate can be mounted adjacent a bottom surface of the feeder door.

Abstract: A mobile crushing station for receiving and comminuting excavated material from earth moving vehicles provides at least one moveable skip connected to a chassis or frame for receiving material from vehicles, such as rear unloading vehicles like dump trucks. The skips are configured to move to dump material fed into the skips into a feed hopper. The feed hopper is positioned to guide material onto a feed conveyor, such as an inclined apron conveyor. The feed conveyor is configured to transport material to a feed orifice of a crushing device, such as a sizer, a crusher, or a crushing circuit. The crushing device is configured to crush material fed into the crushing device. The crushing device also has a discharge orifice that is positioned above a portion of a discharge conveyor. The mobile crushing station is moveable so it may be repositioned closer to an excavation site as excavation activities progress.

Abstract: A compact, self-contained, energy-efficient split-cane apparatus and method of use for separating pith, rind, and epidermis components of a sugarcane stalk, wherein sugarcane billets are driven over a splitter blade, dividing them longitudinally into two billet portions. The billet portions are processed individually by symmetrical processing paths. The pith is milled away from the rind while simultaneously flattening the rind. A deflector is adapted and positioned for directing the pith along a pith processing path, and further directing the rind along a rind processing path. The epidermis is removed from the rind, and each are subsequently shredded by at least one shredder disc, at which point an at least one perforated tumbling drum separates the shredded epidermis from the shredded rind. In addition, the apparatus is adjustable, enabling it to accommodate a wide range of sugarcane stalk thicknesses while maintaining its ability to efficiently separate each sugarcane component.

Abstract: Apparatus for the material bed comminution of wet agglomerations, in particular wet coke, has a storage container for material to be comminuted, and a material bed roller mill. For efficient grinding, the storage container takes the form of a storage silo having a discharge screw which is moved in two dimensions, wherein the discharge screw feeds the material to be comminuted from the storage silo to a compressor screw which is arranged directly upstream of the material bed roller mill and has at least one discontinuous screw blade.

Abstract: A milling device includes a grinding member, a table, a plurality of actuators and a controller. The table has a grinding surface. The table is positioned adjacent to the grinding member such that the grinding surface faces toward at least a portion of the grinding member. The table and the grinding member at least partially define a grinding chamber sized and configured to receive material. Each actuator is connected to the grinding member such that movement of that actuator causes at least a portion of the grinding member to move from a raised position to a lowered position to grind the material. The controller is connected to the actuators and is configured to cause the actuators to move in a sequence that causes the grinding member to wobble as the grinding member is moved by the actuators to grind material.

Abstract: A feed device for a high-pressure roller press for the high-pressure comminution of material to be ground, the feed device feeding the material to be ground in a controlled manner into the roller nip between two rollers of the high-pressure roller press. The feed device has at least two rotary valves, the position of which is variable independently of each other. In a refinement of the invention, the feed device also has a shaft which is variable in height above the roller nip. By means of the rotary valves which are variable independently of each other and by means of the height-variable shaft, the feeding behavior of the feed device can be varied during the starting of the high-pressure roller press and during the operation of the high-pressure roller press in order thereby to prevent the high-pressure roller press from vibrating and to ensure optimum operation of the high-pressure roller press.

Abstract: The present invention is generally related to an apparatus having cutter elements for destroying articles such as paper sheets and a mechanism for advancing at least a top sheet from a stack of paper in a tray into the cutter elements for shredding. In one embodiment, the apparatus uses a rotatable feed roller to feed paper atop the stack to the cutter elements. The feed roller moves in an alternating manner between a lowered and raised position to engage and disengage the stack when advancing the paper therethrough. Alternatively, a rotatable cam may be used. In an embodiment, the apparatus uses a rotatable drum or rotatable belt with an internal vacuum to lift paper from the stack and feed into the shredder mechanism.

Abstract: A shredder includes a housing having a throat for receiving articles be shredded and a shredder mechanism. The shredder mechanism includes a motor and cutter elements, and enables the articles to be shredded to be fed into the cutter elements. The motor drives the cutter elements to shred the articles. A cam mechanism is provided in the throat and is movable from a disengaged position to an engaged position responsive to insertion into the throat of articles above a predetermined maximum thickness threshold. In the engaged position, the cam mechanism engages the articles to prevent further insertion thereof into the throat, and in the disengaged position the cam mechanism is disengaged from the articles to permit further insertion thereof into the throat. The cam mechanism may be movable between a closed position and an open position. In the closed position, the cam mechanism is configured to block the throat.

Abstract: A shredder intake limiting device having a pair of parallel bars, wherein the ends of the bars are supported by a pair of side supports. Each side support comprises a floor surface flanked by two upwardly-diverging sidewall surfaces. The angle of the sidewall surfaces is such that the bars will be prevented from separating beyond a desired limit when sheet material is being inserted downward into the shredder. When sheet material is being pulled upward during removal after a jam, the diverging angles of the sidewall surfaces will allow the bars to travel upward and the horizontal separation distance to increase, thereby allowing the jammed material to be easily removed.

Abstract: There is provided a document destruction apparatus including: a destruction section that destroys documents; a conveyance section that conveys documents to the destruction section a page at a time; a reading section that is disposed partway along the conveyance section and that, from a document to which identification information for identifying the document has been applied to each page at at least one of a conveyance direction leading end side and trailing end side, reads the identification information at each page; and an alteration section that, in a case in which the identification information has been read at the conveyance direction leading end side by the reading section, alters a conveyance direction of the page that has been read such that the page will be conveyed from the conveyance direction trailing end side.

Abstract: In the coarse and fine grinding of mineral and non-mineral materials, e.g. limestone, cement clinker, blast-furnace slag, old concrete or ashes, the grinding material, usually comprising new and recirculated stock, is fed as a defined and laterally bounded material layer (4) of predetermined thickness from a material feed container (3), belonging to the comminuting apparatus, by way of a roller-type or rotary-vane feeder (9), which is arranged at the outlet and can be changed in a stepless manner in respect of its rotational speed, onto the vertex of the laterally rimmed (45), driven, bottom roller (1), accelerated to the roller speed and transported continuously into the gap formed (5) with the upper roller (2), arranged in an offset manner above the driven roller (1), is subjected to hydropneumatic loading using specific compressive forces of 2 to 7.5 kN/mm and is then deagglomerated within the comminuting apparatus by a preferably high-speed rotary crusher (10).

Abstract: A roller press for grinding particulate material, such as cement raw materials, cement clinker and similar materials is described, the roller press (1) comprising two rollers (2, 3) rotating in opposite directions, where one roller is movably mounted relative to the second roller, and where the rollers (2, 3) between them form a roller gap (4). A feed system has at least one inclined plate section (5) for regulating the feeding of particulate material along the axial extension of the roller gap (4) and the inclined plate section (5), in the axial direction of the rollers, comprises at least two substantially parallel plates (6, 7), substantially positioned in the same plane, and independently movable back and forth relative to the roller gap (4). Thus it is possible to regulate the feeding of material over the axial extension of the roller gap, thereby avoiding distortion of the movable roller.

Abstract: Method for producing silicon which is suitable as a starting material for producing a silicon melt for the fabrication of silicon blocks or silicon crystals, comprising the following steps: introducing a gaseous mixture of monosilane and hydrogen into a reactor, thermal degrading the gaseous mixture for forming silicon powder, separating the formed silicon powder produced from the gaseous mixture, and mechanical compacting the separated silicon powder with compacting rollers which having a roller jacket consisting of a ceramic material selected from graphite, glass and silicon nitride.

Abstract: An apparatus and method for using the apparatus is taught for decreasing the density of and feeding into a convention small baler agricultural crop product that has been compressed into several flakes, the flakes having been then further compressed into a large bale, the apparatus comprising a material bed and pusher assembly; a staging area; a set of feeder rollers; a set of drawing rollers; a metering assembly; a chaff discharge system; and a small baler. A method of using the apparatus is also taught. Baled agricultural crop product that is passed through the taught apparatus and method indistinguishably resembles agricultural crop product that has never been baled.

Abstract: In order to create a roller press, particularly for comminuting a bed of material, the roller press having two rollers separated from each other by a roller nip and using hydraulic cylinders to press the one roller against the oppositely situated roller over the material situated in the roller nip, the stress on the surface of the rollers to be reduced and their service life to be increased, it is proposed according to the invention that both rollers are designed as loose rollers that are displaceable transversely relative to the roller nip, the bearing housings of the rollers being supported on side parts of the machine frame by hydraulic cylinders that apply the roller compaction pressure.

Abstract: A vertical shaft impact crusher includes a rotor that rotates about a substantially vertical axis for accelerating a flow of material to be crushed. The crusher further includes a housing, a feed tube, and a feeding chamber. The housing includes a circumferential impact wall section against which the accelerated flow of material may be crushed. The feed tube is for vertically feeding a flow of material into the rotor to be crushed. The feeding chamber includes a feeding chamber side wall and is for vertically feeding a flow of material into the feed tube. A first door is provided for opening and closing an aperture in the feeding chamber side wall. The feed tube is removable from the feeding chamber via the first aperture.

Abstract: Disclosed herein is a shredder having a closure located adjacent an output opening of a shredder housing that is selectively positioned to prevent shredded materials from being discharged from the output opening. The closure may be connected to the shredder housing, and the container may comprise a removable waste bin. The closure may be actuated via an actuator to a closed position in response to the container and the shredder housing being moved out of an operative position relative to each other, such as when the waste bin is being emptied. The closure may assist in reducing or eliminating waste from being distributed in or around the shredder.