Abstract: The present disclosure relates to a system for a material reducing machine that allows a reducing rotor to be selectively configurable in a plurality of different reducing configurations. The different reducing configurations in which the reducing rotor can be configured can include reducing configurations having reducers located at different positions, reducing configurations having different reducer densities (e.g., different overall densities and different regionalized densities), reducer configurations having different reducer counts, reducer configurations having different reducer patterns, and reducer configurations having different lay-outs.

Abstract: Granulator mill granule chamber including at least one non-rotatable blade, rotatable rotor arranged inside the granule chamber, the rotor a number of blades which are arranged for cooperation with the non-rotatable blade, a infeed hopper for feeding waste into the granule chamber, a grid arranged in the granule chamber, where through granulated waste is allowed to pass to an outfeed hopper. A scraping device is provided in a space located axially in between a housing and the rotatable rotor and the scraping device is attached to the housing.

Abstract: A rotor locking device in a crusher is arranged for locking a rotational position of a rotor shaft. A shaft engager includes a female toothed mating surface for coaxial engagement with a male mating surface at an end of the rotor shaft to rotationally interlock the same. A fastening portion with engager apertures overlaps with a bearing mount surrounding the rotor shaft so it can be fastened therewith. The engager apertures are circumferentially elongated in order to accommodate alignment with fastening points in the bearing mount, at least when a closest rotational mating position is chosen for alignment. This enables any rotational position of the rotor shaft to be locked for safety before having to access the crusher chamber, especially when the rotor of the crusher has become blocked and requires maintenance.

Abstract: The present invention provides an improved hydraulically activated clamping device for connecting a wellhead and or Christmas tree positioned on a wellhead to a fracing tree that may comprise a connector body; a mandrel body; two or more clamp segments; two or more actuating bolts; a seal ring to provide sealing engagement between said connector body and said mandrel body; one or more motors driving each of said two or more actuating bolts; and control means to reduce or retard the power to the first of said two or more actuating bolts to release and prevent its further movement until the other of said actuating bolts release also.

Abstract: Improved free-swinging hammermill hammer configurations are disclosed and described for comminution of materials such as grain and refuse. The hammer configurations of the present disclosure are adaptable to most hammer mill or grinders having free-swinging systems. The configurations as disclosed and claimed are non-forged and incorporate a saddle or hammer mouth. The merging of a hammer and saddle improves strength to reduce or maintain the weight of the hammer while increasing the amount of force delivered to the material to be comminuted. The improved configurations incorporate comminution edges having increased hardness for longer operational run times. The improved configurations improve installing, removing, and cleaning hammer components within the hammermill. The improved configurations may incorporate hammermill rod hole of varying shapes and sizes and saddles of varying shapes and sizes or the use of non-planar hammer bodies that have a recessed or protruding surface.

Abstract: Improved free-swinging hammermill hammer configurations are disclosed and described for comminution of materials such as grain and refuse. The hammer configurations of the present disclosure are adaptable to most hammer mill or grinders having free-swinging systems. The configurations as disclosed and claimed are non-forged and incorporate a saddle or hammer mouth. The merging of a hammer and saddle improves strength to reduce or maintain the weight of the hammer while increasing the amount of force delivered to the material to be comminuted. The improved configurations incorporate comminution edges having increased hardness for longer operational run times. The improved configurations improve installing, removing, and cleaning hammer components within the hammermill. The improved configurations may incorporate hammermill rod hole of varying shapes and sizes and saddles of varying shapes and sizes or the use of non-planar hammer bodies that have a recessed or protruding surface.

Abstract: A comminution device can include a crushing body extraction mechanism. The crushing body extraction mechanism can be configured to permit one or more crushing bodies (e.g. rollers of a roller press, etc.) to be continuously moved linearly away from a frame to expose the crushing bodies from the frame. In some embodiments, the extraction mechanism may be configured to utilize one or more rack and pinion mechanisms. The pinion for each such mechanism may be powered by one or more rotary motors or other type of rotary drive mechanism. In other embodiments, the extraction mechanism can include one or more rack and ratchet mechanisms. Each rack and ratchet mechanism may include a hydraulic cylinder or other linear actuator that is extendable and retractable for actuating motion of a ratchet along a rack having columns of differently angled steps to facilitate extension and retraction of one or more crushing bodies.

Abstract: Improved free-swinging hammermill hammer configurations are disclosed and described for comminution of materials such as grain and refuse. The hammer configurations of the present disclosure are adaptable to most hammer mill or grinders having free-swinging systems. The configurations as disclosed and claimed are non-forged and incorporate a saddle or hammer mouth. The merging of a hammer and saddle improves strength to reduce or maintain the weight of the hammer while increasing the amount of force delivered to the material to be comminuted. The improved configurations incorporate comminution edges having increased hardness for longer operational run times. The improved configurations improve installing, removing, and cleaning hammer components within the hammermill. The improved configurations may incorporate hammermill rod hole of varying shapes and sizes and saddles of varying shapes and sizes or the use of non-planar hammer bodies that have a recessed or protruding surface.

Abstract: A system for processing material has a power supply and a machine having a hopper for receiving and passing material to an auger. The auger has a shaft with an axis about which it rotates, a helical flighting mounted to the shaft, pins mounted to the helical flighting, and paddles mounted to the shaft. The radial outer edge of the helical flighting is crenelated with periodic notches that form rectangular blades on the helical flighting. The pins are rotationally and angularly aligned with leading edges of the rectangular blades. The system may include a vehicle, such as a trailer, having first and second compartments separated by a partition. The power supply is located in the first compartment and has a power supply member extending though the partition. The machine is located in the second compartment and coupled to the power supply member.

Abstract: A roller for a roller grinder, the roller including a shaft and a grinding shell in the form of a tubular sleeve and having an inner face to be retained around the shaft. The roller grinder is characterized in that the shaft includes two shaft parts, each shaft part having a respective inner end portion, wherein the inner end portions are arranged to be positioned facing each other and include coupling portions arranged to couple the inner end portions of the respective shaft parts to each other, thereby forming the shaft. The disclosure further relates to a method for assembling a roller for a roller grinder, the roller including a shaft and a grinding shell in the form of a tubular sleeve and having an inner face to be retained around the shaft.

Abstract: An apparatus for manufacturing an absorbent body includes: a sheet supplying mechanism for supplying a sheet from a sheet roll; a crusher for crushing the sheet into a fibrous matter by scraping a reeling-out tip end of the reeled out sheet; and a fiber stacking device for forming the absorbent body in a predetermined shape by laminating the fibrous matter to be sent out from the crusher. When switching a supply of the sheet to the crusher from one to another sheet supplying mechanism, at least two sheet supplying mechanisms supply the sheet to the crusher over a predetermined period including a period in which the one sheet supplying mechanism decreases a sheet reeling-out speed, in correspondence with the period in which the one sheet supplying mechanism decreases the sheet reeling-out speed, the other sheet supplying mechanism increases a sheet reeling-out speed.

Abstract: The disclosure extends to apparatuses, methods, and systems, for producing frozen confections and conditioning ice for use in frozen confections. The disclosure further extends to apparatuses, methods, and systems for providing a frozen confection machine that is portable and sized for easy storage as well as a portable frozen convection experience.

Abstract: A hammer support system for a rotary tool has a hammer receiver including a first alignment opening having a first curved alignment surface. A first wedge part has a curved surface, and a second wedge part is configured to interact with the first wedge part. A fastener is provided for drawing down the first wedge part against the second wedge part such that the curved surface of the first wedge part engages the first curved alignment surface to self-align the first and second wedge parts as the first wedge part is drawn down by the fastener.

Abstract: A bale processor of a type having flail rotor providing an outer support surface with a plurality of flails mounted thereon are mounted for movement therewith around a flail rotor axis for engaging the bale and removing material from the outside of the bale. A plurality of depth control bars are disposed between adjacent flails for controlling the distance that the outer end of the flails extend into the outer surface of the bale. In one embodiment the depth control bars are positioned close to the outer support surface of the flail rotor whereby the depth control bars prevent a buildup of twine or netwrap on the outer support surface of the flail rotor. In another embodiment engagement members rigidly attached to the frame, separate from the depth control bars, are disposed between flails for preventing a buildup of netwrap/twine on the flail rotor.

Abstract: A bushing and spacer system for use with hammer mills is configured to be mounted on a hammer mill rod to receive and support a plurality of hammers such that the surface of the rod is shielded from contact with the hammers, and such that the hammers are positioned in spaced relationship one with another. The bushing and spacer system includes at least a first bushing and a second bushing mounted on the hammer rod. The second bushing includes a spacer portion and a neck portion, the spacer portion presenting a larger cross section than the neck portion. The second bushing is mounted on the rod such that the neck portion of the second bushing is adjacent the first bushing. A hammer is rotatably mounted on the neck portion of the second bushing.

Abstract: A vertical shaft impactor includes an impacting assembly that is configurable in a number of different ways, depending on the material to be processed by the impactor.

Abstract: A radially projecting member (e.g., a paddle assembly) including a pin having a head; a paddle pivotally engaged to the head; and a shear member engaged to the head and to the paddle, the shear member being constructed and arranged to fracture to permit pivotal rotation of the paddle relative to the head.

Abstract: The present disclosure relates to an air cleaning system for an off-road excavation apparatus. The off-road excavation apparatus includes an excavating component and a shroud assembly that at least partially covers the excavating component. The shroud assembly includes a first shroud component and a second shroud component. The first shroud component is moveable relative to the second shroud component to allow access to the excavating component. The air cleaning system draws air from inside the shroud assembly and includes an air cleaner, an air conduit and an air moving device that are all carried by the first shroud component as the first shroud component is moved relative to the second shroud component.

Abstract: A mill for grinding rubbish. The mill comprises at least one grinding chamber defined by a side wall and a floor. The mill also comprises at least two rotors and rotatable about respective substantially vertical axes and. Each of the rotors comprises a hub and a plurality of chains connected to the hub and designed to sweep over part of the grinding chamber during rotation of the rotor.

Abstract: A grinding disk used for a food waste disposer includes a knocking disk base, a long strip knocking plate, at least two knocking blocks and rivets. The long strip knocking plate is arranged on the lower surface of the knocking disk base. The knocking blocks are movably and symmetrically mounted to the knocking disk base via the rivets, and each knocking block includes a cushion block for connection of the rivets and a knocking block head pivotally connected to the cushion block. When the knocking disk base is rotated with the shaft of an electric motor, the cushion block of the knocking block drives the knocking block head to slide, such that the knocking block head rotates about the rivet to hammer an object, and the cushion block can also move up and down and hammer the object while rotating and sliding.

Abstract: A blade assembly for use with a jug having a central throat, the blade assembly includes: one or more blades; a plug element having a peripheral annular flange; a seal element located below the annular flange; a coupling component for engaging a co-operating coupling component on a blender base, the coupling component being coupled to the one or more blades by a rotatable shaft assembly; and a locking element for retaining the plug element with the seal element sealingly engaging the jug, thereby providing a sealing arrangement between the blade assembly and the jug.

Abstract: An apparatus for fracturing polycrystalline silicon having a pair of rolls which are rotated in a counter direction each other around parallel axes, the rolls is provided with: a plurality of disks layered along the axes of the rolls; and a plurality of fracturing teeth protruding radially-outwardly from the disks with a certain intervals along a peripheral direction of the disks, wherein the disks are rotated at different rotation speed from an adjacent disks, and the apparatus fracturing fragments of polycrystalline silicon between the rolls.

Abstract: An apparatus for drying and powderizing organic material. The apparatus includes at least one chamber including: an intake adapted to receive warm air and the material into the at least one chamber, and an outlet adapted to transport warm air and powder out of the at least one chamber; at least one rotatable drive shaft in the at least one chamber adapted to rotated; and at least one blade assembly on the at least one drive shaft. The blade assembly includes a blade hub about the rotatable drive shaft and at least one blade coupled to the blade hub, wherein the at least one blade is adapted to powderize the material to expose a surface of the material to the warm air so that moisture in the material evaporates into the warm air.

Abstract: A hammer for a beater mill is suggested that comprises a hammer body and an impeller head whereby the impeller head (13) is detachably connected to the hammer body (11).

Abstract: A beater bar for a rock impact crusher, in particular a rotary impact crusher, including a carrier which, in the region of a cutting edge, has a plurality of cutting elements made of a hard material arranged next to one another. For the purpose of simple maintenance and for improved cost-effectiveness of the beater bar, according to this invention two or more cutting elements are fastened on a cutting-element holder, and two or more cutting-element holders can be interchangeably fastened to the carrier.

Abstract: The invention is an improvement on existing crushers that allows a significant reduction in the operating cost of said crushers while allowing, among other things, a substantial economy in the material from which the rotor protection elements of said crushers are manufactured. A subject of the invention is a protection block for a rotor of a material crusher, particularly the rotors of scrap metal crushers, comprising a first piece or armouring plate (2.2) itself comprising, detachably or non-detachably fixed on its inner face, a first fixing means (2.3), and a second piece, independent of the first piece, forming a second fixing means (2.4).

Abstract: Provided is a powder and granular material crushing and sizing apparatus in which stators are easy to disassemble and assemble, i.e. in which disc-like rotors and stators can be cleaned and replaced easily. A drive shaft, on which a plurality of disc-like rotors are disposed, is supported in a cantilever manner on a bearing housing. A plurality of stators are disposed on a holder to make up a stator assembly. The stator assembly is detachably disposed in the bearing housing. An opening is formed in a side wall of the casing. The disc-like rotors and the stator assembly are housed via the opening, and the casing is detachably disposed on the bearing housing. ion.

Abstract: The invention relates to a hammer mill (1) having a lockable milling chamber (2) and a rotor (10) disposed in the milling chamber (2), comprising a rotor shaft (11), a plurality of rotor discs (12, 12?, 18, 19) dividing the rotor (10) into a plurality of sections (15, 15?, 15?), and a plurality of hammer pins (20, 20?, 20?) for receiving hammers (23) or hammer packets (32), wherein the hammer pins (20, 20?, 20?) do not extend over all sections (15, 15?, 15?).

Abstract: A method of making a wearable surface for a device configured for material comminution includes positioning inserts adjacent to a first metal structure positioning a second metal structure adjacent to the inserts and the first metal structure such that there is a gap between the second metal structure and the first metal structure, and positioning at least one explosive adjacent to the second metal structure. The one or more explosives are ignited adjacent to the second metal structure to cause a portion of the first metal structure to deform to attach the inserts to the first metal structure. The wearable surface may be, for example, a semi-autogenous layer of a roller or may be a wearable surface of a crushing body of a crushing device configured to impact, crush, or grind material such as rock, minerals, ore or agglomerated material. Devices that include such a wearable surface are also disclosed.

Abstract: A rotor and device for the comminution of input material is provided. The rotor includes a drive shaft on which a predetermined number of rotor discs are provided and over the circumference of which grinding tools are arranged. In accordance with an embodiment, it is provided that frictional connection elements are arranged between the rotor discs forming axial ends of the rotor and the shaft for transferring a torque, and that power transmission elements are arranged in a contact surface of two adjacent rotor discs and that the rotor discs can be clamped together with axially acting clamping elements.

Abstract: A small mill is essentially composed of a feed chute (1) discharging onto a rotor (2) equipped with milling and/or cutting hammers (3) interworking with a milling housing (4) that is equipped with screening walls (5), a crusher element (6) that can be provided upstream from the rotor (2), above the feed chute (1) and at a distance from the latter. The mill is characterized in that the axis of the rotor (2) is inclined relative to the axis of the feed chute (1) by forming an acute angle with the latter. This mill can be applied more particularly in the field of processing materials of any origin, especially by shredding with crushers, hammer mills, or the like.

Abstract: A method of making a wearable surface for a device configured for material comminution includes positioning inserts adjacent to a first metal structure positioning a second metal structure adjacent to the inserts and the first metal structure such that there is a gap between the second metal structure and the first metal structure, and positioning at least one explosive adjacent to the second metal structure. The one or more explosives are ignited adjacent to the second metal structure to cause a portion of the first metal structure to deform to attach the inserts to the first metal structure. The wearable surface may be, for example, a semi-autogenous layer of a roller or may be a wearable surface of a crushing body of a crushing device configured to impact, crush, or grind material such as rock, minerals, ore or agglomerated material. Devices that include such a wearable surface are also disclosed.

Abstract: An impact mill equipped with transmission machinery (10) to rotate two coaxial rotors (16, 18) of a rotor apparatus (12) by means of one single driving apparatus (14). The transmission device includes, according to one alternative, a secondary shaft (32; 36b) equipped with a gear pair (28, 30) or a conic gear (29). The first gear (28) rotates a gear (24) at the shaft (20) of the first rotor (16), and the second gear (30) rotates a gear (26) at the shaft (22) of the second rotor (18), but in the opposite direction or at a different speed. The conic gear (29) rotates the gear (24a) at the shaft (20) of the first rotor (16) in one direction, and the gear (26a) at the shaft (22) of the second rotor (18) in the opposite direction.

Abstract: A shredding device comprising a drum having a central hub rotating around an axis on which a plurality of discoid elements are mounted adjacent, able to rotate solidly together and carrying peripherally beating elements. Each discoid element comprises a set of beating elements which comprises at least a pair of beating elements and, along the axis, the pairs of beating elements of the discoid elements are disposed angularly staggered with respect to the same axis.

Abstract: A granulator mill has a mill housing with a fixed section and an openable hatch, which is pivotally connected to the fixed section by the intermediary of a first pivot with a vertical pivot axis. The openable hatch has a first part and a second part, which are pivotally connected to one another by the intermediary of a second pivot with a vertical pivot axis.

Abstract: An impact mill including a base portion on which is disposed a rotor rotatably mounted in a bearing housing, the rotor having an upwardly aligned cylindrical surface portion coaxial with the rotational axis. The impact mill is provided with a mill casing within which is located a conical track assembly which surrounds the rotor to form a conical grinding path. The mill casing is provided with a downwardly aligned cylindrical collar which may be axially adjusted to set a grinding gap between the rotor and the mill casing. The rotor is provided with a plurality of impact knives complementary with a plurality of impact knives disposed on the inside top surface of the mill casing. The conical track assembly can be a series of assembled conical sections or one unit with varied number of serrations in either a vertical or sloped configuration. This flexibility allows for greater compatibility with the feedstock being milled.

Abstract: An impact mill including a base portion on which is disposed a rotor rotatably mounted in a bearing housing, the rotor having an upwardly aligned cylindrical surface portion coaxial with the rotational axis. The impact mill is provided with a mill casing within which is located a conical track assembly which surrounds the rotor to form a conical grinding path. The mill casing is provided with a downwardly aligned cylindrical collar which may be axially adjusted to set a grinding gap between the rotor and the mill casing. The rotor is provided with a plurality of impact knives complementary with a plurality of impact knives disposed on the inside top surface of the mill casing. The conical track assembly can be a series of assembled conical sections or one unit with varied number of serrations in either a vertical or sloped configuration. This flexibility allows for greater compatibility with the feedstock being milled.

Abstract: A chopper for a combine harvester for biomass collection. In one embodiment, crop material such as the residue or material other than grain (MOG) from the back of the combine is directly projected toward a target on a baler collection device. A tailboard with defection panels may be used to alter the direction of the crop residue from the combine. The tongue of the baler is configured to not obstruct the crop material as the crop material is projected toward the baler. One or more knives of a chopper coupled to the combine may be configured to optimally project MOG toward the baler. Also, the stuffer chute of the baler may be configured to facilitate the flow of crop material such as MOG and therefore minimize obstructions. The crop material is transferred from the combine to the baler without the use of a conveyor.

Abstract: A device for the determination of the state of wear of comminuting tools a comminuting tool, a comminuting device with such a comminuting tool, and a corresponding method. A reference surface is provided on the comminuting tool, the surface from which the distance A0, A1 to the active edges of the comminuting tool can be determined. The degree of wear then results from a comparison of the original distance A0 in an unused comminuting tool with the distance A1 reduced due to wear after a certain period of use. The thereby achieved advantage is that the state of wear can be determined independent of the general wear of the comminuting device. A distortion of the measurement result caused by this is therefore ruled out.

Abstract: A wood chipper includes a housing having an inlet opening and a discharge outlet with a chipper disk rotatably mounted in the housing and having a chipper knife mounted on a front face thereof adjacent a chipper slot extending through the disk. A plurality of fins are mounted on the back face of the chipper disk. An inlet hopper is connected to the inlet opening and a blow back shield is mounted in the upper end portion of the hopper with the shield including an outer layer of clear synthetic material extending across the hopper and an inner layer of synthetic material extending part way underneath the length of the layer of clear synthetic material. The inner layer may be provided with a safety warning thereon which is visible through the outer layer of clear synthetic material. A discharge chute is connected to the discharge outlet which has inwardly angled plates around part thereof. Vent holes are provided in a wall of the housing which add air flow to the wood chipper when it is being operated.

Abstract: A fragmenting rotor assembly for comminuting waste wood and other fragmentable material. A hammer support is carried by a drive shaft driven in rotation about a longitudinal drive shaft axis. The hammer support projects radially relative to the drive shaft axis and includes a radially outer hammer head. A fragmenting knife is removably secured to the hammer head and has a reducing edge disposed in a radially outer cutting position. A deflecting member is carried by the drive shaft and has a radially outer end that deflects fragments away from at least a portion of the fragmenting knife. The hammer support and/or the deflecting member are carried by at least one rod of a plurality of circumferentially-spaced axially-extending rods that are carried on the drive shaft by axially-spaced rotor members.

Abstract: A shredder plate assembly for a food waste disposer includes a disk with one or more water slinging devices attached, so that water flowing into the disposer flows over the water slinging device and against the inside of the disposer housing as the disk rotates.

Abstract: A hammer assembly for attachment to a rotor of a rotary material crusher. The hammer assembly has an adaptor, having a base portion and a hammer mounting portion, with the base portion being attachable to the rotor at the periphery portion and a hammer, having at least one impact portion, for crushing material, and a mounting portion for engagement with the hammer mounting portion of the adaptor. The hammer mounting portion of the adaptor includes bearing surfaces facing a direction of impact when crushing material, and the mounting portion of the hammer includes bearing surfaces for mating with the bearing surfaces of the hammer mounting portion of the adaptor. The hammer assembly further includes a retainer rod, and at least one retainer pin. The hammer is attached to the adaptor and the retainer rod passes through apertures of the adaptor and apertures of each retainer pin in the direction of the longitudinal axes of the hammer and the adaptor.

Abstract: A process for the production of crumb is disclosed in which a wet crumb feedstock comprising bulk sweetener, protein and water is formed and then simultaneously dried and comminuted in a thin layer rotary paddle dryer (20). The wet crumb feedstock is preferably formed into discrete, free-flowing granules prior to the simultaneous drying and comminuting. Apparatus for the production of crumb is also disclosed.

Abstract: A rotor assembly operable with anvil mechanism for comminuting waste wood and other fragmentable material has a rotating drive shaft with a series of rotors fixed in axially spaced relation thereon. A series of radially projecting hammers mechanisms are situated along the axis of the shaft and powered by the shaft. Fragmenting knives are removably secured to the leading outer portions of the hammer mechanisms. The hammer mechanisms include sidewisely reversible hammer legs having portions received by the rotors sidewisely contiguously.

Abstract: A rotor and device for the comminution of input material is provided. The rotor includes a drive shaft on which a predetermined number of rotor discs are provided and over the circumference of which grinding tools are arranged. In accordance with an embodiment, it is provided that frictional connection elements are arranged between the rotor discs forming axial ends of the rotor and the shaft for transferring a torque, and that power transmission elements are arranged in a contact surface of two adjacent rotor discs and that the rotor discs can be clamped together with axially acting clamping elements.

Abstract: The invention relates to processing apparatus and methods and in particular, but not exclusively, to an apparatus that may be used to process a wide variety of feed materials by one or more of milling or grinding, mixing, blending, separation, drying and sterilisation. In a preferred embodiment there is provided a feed material processing apparatus (1) comprising: a chamber (2); at least one inlet (4) in flow communication to an upper region of the chamber (2); a rotor (3) located within the chamber (2) that is rotatable about a substantially vertical axis by a rotation drive (11), wherein the rotor (3) promotes a circulatory flow of feed material and/or gas within the chamber (2); at least one outlet (5) in flow communication from a lower region of the chamber (2). Preferably the apparatus (1) comprises at least one feature located laterally on the rotor (3) to promote the circulatory flow.

Abstract: The present invention provides an impact crushing apparatus that includes a housing, a chamber defined within the housing, a lid for closing the chamber and having an opening for receiving material, and a rotor assembly for receiving material from the opening in the lid and throwing the material radially outward. A drive unit is operably coupled to the rotor assembly. The rotor assembly includes a body with a plurality of receptacles and a plurality of tubes removably slideable within the plurality of receptacles, the tubes including a hollow bore configured to transport material from an internal opening of the rotor assembly to an outer periphery of the chamber. The tubes float within the receptacles and are retained by centrifugal force.

Abstract: The present invention provides an impact crushing apparatus that includes a housing, a chamber defined within the housing, a rotor assembly for receiving material and throwing the material radially outward, and a drive unit for rotating the rotor assembly. The rotor assembly comprises a plurality of shoes pivotable about a pin, the plurality of shoes having an impact surface configured to transport material received through the internal opening to the outer periphery of the chamber.

Abstract: In a comminution rotor for producing wood chips comprising a rotor shaft which has an associated rotor element, the rotor element has associated therewith individual web elements which at least partially revolve and are axially spaced apart from one another and into which blades are inserted.