Abstract: A device for supplying and discharging powder particles, wherein the amount of powder particles being supplied and discharged is controlled by holding the particles in a reserve container having an outlet with a plurality of control parts disposed on supporting parts and designed to be shaken from a shaking position so that the particles in the reserve container is supplied and discharged into the outlet from between the control parts, thereby making the device simpler and smaller and reducing power requirements and maintenance costs. Advantageously, particle size and other properties thereof, such as cohesiveness, flushing ability, types can be adjusted for by controlling the shape of the control parts, distance spaces, and vibration. Also, the device can function as a sieve to remove alien material larger than the distance between the control parts.

Abstract: A machine for cutting a food product into dice-like sections that includes a two piece enclosure containing a chamber passing axially through said enclosure that is shaped to complement the cross-section of the food product. The two pieces of the enclosure can be opened to permit the product to be loaded into the chamber. A pusher rod is arranged to move through the chamber to drive the product through perpendicularly positioned cutting grids which cut the product into strips. A slicer is positioned adjacent the cutting grid for cutting the strips into dice like sections.

Abstract: A tire shredding machine which does not require the massive amount of machinery required for existing tire shredders and which is safe and simple to use is disclosed. The tire shredding machine of the present invention essentially includes a housing with a safety hood, several wheels, and guide elements or wings. In order to shred a tire, the tire is cut in half and each half is fed into the machine one at a time. The safety hood remains in an open position until the tire is fed into the machine. Once the tire is in the machine, the hood is placed into a closed position, a switch is activated, and the wheels pull the half of the tire into the machine. The tire contacts the guide elements which, in turn, spread out or flatten the tire so that the tire may be fed into a grinder which shreds the tire.

Abstract: A stump cutter having a rotatable disk having a plurality of cutting tool holders with a cutting tool cantilevered therefrom to engage a stump brought into contact with the cutting tool with a protector having a massive leading non-cutting edge that extends sufficiently far outward from the rotatable disk to protect the cutting tool shank and holder from breakage and wear and also reduce whole carbide loss from large rocks to fractional carbide loss.

Abstract: The tire shredder includes a frame, a conveyor assembly depending from the frame defining a feed path for the tires and debris from an input end to a discharge end, a carriage supported with respect to the conveyor assembly to have a reciprocating linear travel across the linear feed path at the discharge end, and a plurality of rotary cutting elements mounted on the carriage with axes of rotation parallel to the travel of the carriage. By providing a plurality of rotary cutting elements tires coming in a wide variety of sizes can be handled.

Abstract: A machine for shredding a discarded tire is composed of a base, a vertical advancing seat, a horizontal advancing seat, a tire holding device, a transmission device, a tool set, and a computer control device. The vertical advancing seat is provided with a slide block capable of sliding along the vertical advancing seat in the vertical direction relative to the base. The horizontal advancing seat is mounted on the slide block of the vertical advancing seat and is provided with a slide block capable of sliding along the horizontal advancing seat in the horizontal direction relative to the base. The horizontal advancing seat is further provided with two sensors, whereas the slide block of the horizontal advancing seat is provided with two sensing blocks capable of cooperating with the sensors to execute the step-by-step shredding operation is conjunction with the tool set and the computer control device.

Abstract: A tractor driven stump grinder for a wheeled tractor frame having a drive motor operating the wheels to move the tractor forwardly and rearwardly, the tractor having a support member movable vertically on the tractor frame and rotatably carrying a generally vertically disposed broadsidely oriented grinder disc. A series of circumferentially spaced generally radial stump grinding tools project peripherally from each vertical face of the grinder disc, and a drive mechanism is provided for rotating the grinder disc in a plane transverse to the longitudinal tractor frame as it cuts a horizontal swath and then a subjacent swath in a pass across the upper end of a stump in both forward and rearward directions of movement of the tractor.

Abstract: The tire shredder has a frame supporting two parallel, vertically spaced rails on which are mounted a wheeled carriage. A variable speed, bi-directional motor provides reciprocating movement of the wheeled carriage on the tracks. The wheeled carriage supports a cutting assembly which includes a drive motor, a shaft and a plurality of circular saws mounted on the shaft for rotation with the shaft. The shaft is mounted with its axis of rotation parallel to the direction of movement of the carriage. Tires are fed to the circular saws by a conveyer system. A bottom conveyer carries the tires substantially parallel to the floor. A top conveyor, is positioned above the first conveyer, slanting downwardly toward the bottom conveyor from the opening for the tires to the discharge point adjacent the saws. Both conveyers are driven by a variable speed motor.

Abstract: An apparatus for removing material from a drum or barrel includes a conveyor for transporting drums one at a time through an emptying station at which a housing having an open end is arranged for sealing engagement with an annular rim of a drum bounding an opening through which material is to be withdrawn. The emptying station additionally includes a mechanism adapted to lift drums from the conveyor and place same in sealing engagement with the housing, a scraper supported to movably project from within the housing through its open end and into the opening of a sealingly engaged drum for scraping material from the walls thereof and conveying such material outwardly of the drum into the housing for subsequent discharge therefrom through a discharge opening. The discharge opening communicates with an inlet opening of an axially elongated material conveyor serving to transport material from its inlet opening to a discharge opening removably communicating with a material receiver.

Abstract: A chopper fan for destroying and then recycling items formed of plastic material. The fan includes saw blades and a toothed disk downstream of the saw blades.

Abstract: A drum chipper for chipping wood material includes a chipping drum having a blade mounted at an opening formed through a circumferential surface of the drum. The drum includes an internal conical surface positioned for a chip to flow radially inwardly from the blade towards the conical surface and outwardly through an axial face of the drum.

Abstract: This invention relates to a method of using an apparatus is provided for the accelerated bioremediation of treated contaminated material. The material is treated with chemical and/or biological amendments for facilitating accelerated bioremediation thereof. The apparatus comprises a system for for generating a treated contaminated material entraining air stream at a predetermined velocity for entraining the treated contaminate material therein for microenfractionating the treated contaminated material. In this way, accelerated bioremediation is facilitated. In another form of the invention, a method of accelerated bioremediation of treated contaminated material is provided.

Abstract: An improved composting apparatus is provided which is particularly suited for use with straw-like materials. The composting apparatus includes a counter-rotating drum and paddle assembly which generates a plurality of air streams in which the composting material is entrained. The air streams rotate in a vortex like pattern within a chamber to mix and aerate the composting material. The composting apparatus is configurable for being driven sideways through fence gates and the like, and has an additional configuration for being towed without requiring a trailer.

Abstract: With a device for reducing in size and mixing material (4), a blade (12) rotates in a the working chamber (2) of a container (3). During reducing in size and mixing, the working chamber (2) is reduced in volume by means of a piston.

Abstract: The present invention provides an ensilage slicing attachment for slicing compacted ensilage. The device is particularly adapted for attachment to a skid steer loader. It is especially useful in an open pit, trench, or bunker silos in which compacted ensilage may be sliced from a vertical compacted facing to produce a forkable product. The attachment typically includes a hydraulically driven reel equipped with flat slicing blades (such as sickle blades) which perpendicularly extend outwardly from the reel. The slicing blades are staggered so as to create uniform and even slicing action. Particularly effective are staggered slicing blades which transversely cut against the ensilage facing at a lateral spacing of about one to about two inches per reel revolution. The skid steer boom serves to sweep the reel along the face while slicing depth may be controlled by forward and backward movement.

Abstract: A cutting assembly for cutting propellant from a rocket motor. The cutting assembly includes a plurality of first cutting wheels, second cutting wheels and secondary cutters which are mounted to a mounting head. The mounting head is attached to an arm for rotation about an axis of rotation. Means are provided for rotating the mounting head. The cutting wheels are mounted to the mounting head for rotation about an axis of rotation transverse to the axis of rotation of the mounting head. Each cutting wheel includes a plurality of cutting blades extending outwardly from the rim. The cutting blades are each configured with a radially extending cutting edge for cutting in a direction substantially normal to the axis of rotation of the mounting head.

Abstract: The method of comminution of soft tissue (4) from animal or human bodies is performed by a mechanism (10) which exhibits a supply vessel (1), cutter member (2) and collector (3) and forms a closure impermeable to germs against the environment The tissue is removed from the body in a sterile environment, and filled into the supply vessel of the opened mechanism. After the supply vessel has been assembled together with the clutter member and the collector into a mechanism ready for operation, by the employment of pressure-exerting means, preferably compressed gas (11'), the tissue is delivered from the supply vessel into the collector, the tissue being comminuted at the same time by the cutter member.

Abstract: The application discloses a cutter member for use in a scrap reduction mill of the type which includes a rotating vertical shaft in a tapered shell. The cutter member is a unitary planar structure carrying cutter assemblies and having a central opening sized to fit and surround the shaft.

Abstract: A silo unloader for comminuting and gathering silage from a bunk silo detachably connects to the forward end of a hydraulically operated agricultural vehicle. The silo unloader is also hydraulically operated via controls in the vehicle cab and includes a cylindrical drum rotatably carried between a pair of vertically oriented screw jacks. A pair of circular cutting teeth are positioned at either end of the drum and are rotatable therewith. The screw jacks are operable to rotate in synchronous and alternating directions with the drum being attached thereto via a pair of nut elements which are threadedly engaged to the screw jacks. As the screw jacks rotate in the clockwise and counter-clockwise directions, the nut elements and the drum travel downwardly and upwardly thereon, respectively.

Abstract: A corn furnace comprises a hopper for storing corn to be burned, and a combustion chamber in which corn is burned in a pot of fire to produce heat. An endless screw, supplying corn from the dispensing bottom of the hopper to the combustion chamber, comprises a lower proximate end for receiving corn from the hopper, a higher distal end for discharging corn in the combustion chamber through an inclined conduit, an elongate tubular member extending from the proximate to the distal end, and a generally helicoid blade rotatively mounted in the tubular member for conveying corn through that tubular member. The rotative helicoid blade is formed with a sharpened distal outer helical edge section. An air blower system supplies air to the distal end of endless screw to produce in the tubular member a flow of air in a direction opposite to the movement of the corn to remove from this corn dust and other impurities.

Abstract: A method of and an apparatus for producing a granular product from an admixture of a powdery material and a liquid binder. The apparatus comprises a casing, a rotor rotatably mounted therein and having a plurality of blades, an annular sleeve movable eccentrically relative to the casing and a plurality of shifters adapted to move the sleeve radially toward and away from the rotor across a spacing or gap circumferentially defined between the sleeve and the blades. The method essentially comprises varying the spacing or gap at selected circumferential areas over predetermined time intervals during operation of the apparatus so as to remove the admixture tending to deposit in the interior of the casing.

Abstract: The invention comprises a method and apparatus for breaking apart tightly compressed and interlocked articles such as plastic bottles into separate individual articles in a form suitable for subsequent processing.

Abstract: A compact juice machine (10) of simplified design, the individual elements being simplified to a bare minimum in an easily cleanable package. The machine includes a frame having spaced apart side walls (14, 16) which support front and intermediate rigid platen walls (18, 20) and an upper wall (22) to the rear of the intermediate wall. A press chamber (24) is defined by the forward portion of the side walls and the platen walls. A shredder assembly (36) including a rotatable disk (44) is mounted above the upper wall and a drive motor (48) is mounted below the upper wall, the drive motor having a drive shaft (54) coupled to the shredder disk. A hopper (34) is mounted on the upper wall above the shredder disk. A press chamber cover (38) extends over the press chamber, the cover being provided with a discharge chute (112, 114, 116) on its lower surface to direct shredded material from the shredder disk to the press chamber.

Abstract: A disintegrating apparatus comprising a material infeed hopper and a rotatable shaft mounted in an elongate opening in a frame disposed under the hopper. The shaft comprises a plurality of helically arranged and axially spaced apart working means which cooperate with holding-up means in the area of a front longitudinal side edge of the opening. The hopper is hingedly connected to the frame so that, if necessary, the hopper can be swung up to give access to the shaft. In addition to said holding-up means, the apparatus comprises a second set of holding-up means mounted at the rear longitudinal side edge of the opening and adapted to prevent large objects from passing down the back way between the shaft and the rear longitudinal side edge and to cooperate with the working means upon reversal of the direction of shaft rotation, so as to provide at least a certain degree of disintegration of material also in reversed operation.

Abstract: An apparatus for cross-sectionally enlarging a chimney flue includes a fluid motor; a milling cutter mounted on the fluid motor and being driven thereby for removing constructional wall material from walls defining the flue; a suspension device for supporting the fluid motor and the milling cutter as a unit and for raising and lowering the fluid motor and the milling cutter in the chimney flue; a fluid pressure source; a hose connecting the fluid pressure source with the fluid motor for supplying the fluid motor with pressurized fluid from the fluid pressure source; a guiding device arranged about and travelling with the fluid motor for engaging the flue walls to guide the fluid motor in the flue; and a device for varying a radial position of the guiding device relative to the motor axis.

Abstract: A paper material refining apparatus has a tank the space in which is divided by a drum-type screen plate into a primary chamber and a secondary chamber, and a material supply pipe for supplying the paper material and a drum-shaped rotor for rotating the material are disposed in the primary chamber. The drum-type rotor is disposed such that its peripheral surface opposes the drum-type screen plate, with the top plate thereof facing the open end of the material supply pipe. The drum-type rotor is provided with step-like projections on the outer peripheral surface thereof. Foreign matters contained in the paper material such as metal pieces are struck by the top plate of the rotor and displaced radially outward by the centrifugal force.

Abstract: A fruit and vegetable juice press assembly. The assembly includes a frame (12) which supports a press drive (166, 172, 174) and a food processor drive (120). A removable housing (14) is mounted over the drives, the removable housing including two spaced apart housing portions (76, 78). A platen (170), a press bag (18), and a press bag support (218-248) are located in the pressing chamber between the housing portions. A portion (168) of the press drive extends through an aperture in the sidewall (78.41) of one of the two housing portions, the platen being removably secured to the portion (168). A process (16) is removably secured to the top of the other housing portion (76). The processor includes a grater, an impeller, and a two part or clam-shell discharge chute (100, 106) which, during operation of the grater (84) and impeller (86-90), causes grated pulp material to be discharged into the press bag.

Abstract: A trash shredding device (10) includes an annular drum (41) which carries vertically spaced segmented blade members (47) in tracks (48) formed therein. A paddle (44) rotates within the drum (41) with its radially outer end (46) being adjacent to the blade members (47). Trash is introduced at one axial end of the paddle (44) and is forced against the blade members (47). The trash shredded by this action is discharged from the device (10) at the other axial end of the paddle (44). The average overall sharpness of the blade members (47) is maintained by placing a new blade member (47) in the first of the tracks (48) while at the same time removing the oldest of the blade members (47) from the last of the tracks (48).

Abstract: Chipper for chipping of wood into chips suitable for defibrizing. The basic construction of the chipper consists of a horizontal shaft supported by a frame structure as well as of a blade disc mounted on the shaft in a vertical plane. The blade that performs the chipping is mounted on one side of the blade disc or, alternatively, on both vertical side faces of the disc. The blade projects from the side face of the blade disc perpendicularly and runs on the side face of the blade disc as a continuous narrowing spiral starting from the periphery of the blade disc. As the cutting edge of the blade becomes more distant form the periphery of the blade disc, it simultaneously also becomes more distant from the plane of the blade disc while following a screw line. The length of the chips to be chipped is determined by the spiral pitch of the blade edge, i.e. by the relative distance between two radial points on the blade edge.

Abstract: The device includes a wheel mounted frame having a detachable base plate, when used as a shredder, a small engine on the upper side of the frame and an internal blade enclosure within said frame, a small chute to limit the intake and prevent overloading from occurring, and a discharge on the internal enclosure opposite to the intake or loading chute. Two cutting blades are mounted on the motor drive shaft which extends vertically into the internal enclosure, an upper blade having a downturned outer end portion to draw air in through the air intake chute and a lower blade radially spaced from the upper blade by 90 degrees and having an upturned outer end portion to prevent material from building up upon the base plate. When used as a lawnmower, the base plate is removed and a plurality of radially extending stabilizer rods is substituted thus providing an open base so that the lowermost cutting blade can engage the grass.

Abstract: A process and apparatus for treating finely divided powders of brittle materials capable of sintering or injection molding, such as ceramics or intermetallic phases in a predetermined maximum size of the powder particles which is maintained with reliability.

Abstract: Waste material pulping process includes(a) providing tank structure having an inlet and an outlet, and forming sequential zones through which waste material passes, including first, second and third zones,(b) providing a shredding and mulching rotor carried by the tank to rotate in the second zone, said rotor being porous and hollow and having waste mulching ribs positioned to impact and shred waste material passed to the rotor as the rotor rotates so that the shredded waste material passes into the rotor hollow wherein it is mulched as the rotor rotates,(c) passing liquid into the tank to penetrate the waste received in the first zone and the shredded waste in the second zone and within the rotor hollow, and to carry the mulched waste into the third zone, in slurry form;(d) and processing said slurry downstream of said outlet to produce solid form, usable end product waste material.

Abstract: The present invention is a water-powered device for cleaning gutters and the like. An elongated housing includes a water-powered motor comprising an internal paddlewheel mated to a first end of a gear train. A fitting is attached to a first end of the housing. The fitting is connected to a conventional hose to provide a stream of water to the paddlewheel. A drive gear is mated to a second end of the gear train. Drums having cleats are mounted to the gear train. As the water rotates the paddlewheel, the gear train reduces the rotational speed and increases the torque delivered to the drive gear and the drums. As the drums rotate and mulch debris in the gutter, the device advances forward. Water is flushed from the housing through specially oriented ports into the gutter to enhance the mulching of debris.

Abstract: As a grinder is being rotated, an outer circumference thereof and a metal block of raw material are pressed at determined speed or under determined pressure, and the grinder cuts the block on its surface so as to generate short metal fibers of not more than about 15 .mu.m calculated as diameter and not more than about 400 .mu.m in length by contacting between each of abrasive grains held in a matrix of the grinder and the surface of the raw material.

Abstract: Pulping apparatus particularly for reducing waste fibrous material into a fiber slurry. A disintegrating and mulching drum is provided to shred and tear wet feed material into clumps of wet fibrous material and the clumps then converted into water-logged masses of wet fibers. A dispersing drum then converts the water-logged masses of fibers into a fiber slurry.

Abstract: A coffee making apparatus has a case, an electric motor, a grinder disposed on a driving shaft of the motor so as to rotate vertically along an interior surface of the case, means for providing hot water to the case, and means for extracting coffee. Coffee-beans are agitated and uniformly crushed by the grinder, so as to provide efficient coffee extraction.

Abstract: The cutter head is adapted to cut material such as wood, frozen meat, vegetables and the like into pieces of predetermined length, width and thickness. The cutter head has a rotor body of a cylindrical shape formed with at least one axially extended piece-receiving cavity that has a leading side; and a knife unit that includes a mounting section with a knife section projected outwardly from a flat side of the mounting section. The knife section has a flat leading side and a flat trailing side which intersect at an acute angle to form a cutting edge. The knife unit is supported in the rotor body with the flat side of the mounting section in a plane parallel to a plane extended diametrically of the rotor body and through the cutting edge when the leading side of the knife section is arranged opposite the leading side of the piece-receiving cavity.

Abstract: A slag breaker of a pressure-type coal gasifier having a rotary grate with a plurality of grate segments, a generator bottom and an ash separator, has an inclined breaking plate arranged to be located immediately below the grate segment and prior to the ash separator and provided with a plurality of breaking projections, and a wear sheet arranged to be located on the generator bottom and provided with a plurality of breaking webs.

Abstract: An apparatus for the continuous manufacture of a mixed fodder comprises a stationary drum having an infeed opening for straw bales at one end of the peripheral drum wall and an outlet for finished fodder mix at the opposite end. Centrally of the drum there rotates a shaft which carries chopping means in the region of the infeed opening and mixing means in a subsequent longitudinal section. For introducing solid additives there are provided one or more openigns at the first mentioned end of the drum. A liquid binding agent can be supplied through the hollow shaft and be sprayed through nozzles secured in the section of the shaft which carries the mixing means. Further liquid constituents may, if desired, be supplied from the opposite shaft end and be sprayed through other nozzles in the shaft. The apparatus is very compact because all constituents are introduced into the drum and processed and mixed therein. It has a low power consumption and it delivers a very homogeneous mixture.

Abstract: A method of grinding metallic ingots into small chips or powder, which comprises the steps of providing a cutting element including a plurality of teeth, providing a plurality of ingots, each comprising a main body having a lower surface, a front end and a rear end, the rear end having an outwardly extending projection and the front end having a corresponding recess at least partially defined by a lower surface, the lower defining surface of the recess having an angle .alpha. associated therewith where 0.degree.<.alpha..ltoreq.90.degree.; arranging the ingots in end-to-end relation with the projection of each ingot in the corresponding recess of the next; and disposing the lower surfaces of the ingots on a guideway and feeding the ingots, front ends first, along the guideway into the cutting element to effect grinding without waste or damage to any of the grinding apparatus. An ingot configuration for practicing the method is also disclosed.

Abstract: A brush chipper having a guard (38) which is released to block the inlet (12) to the cutter (10) when an emergency condition is sensed. During normal operation of the chipper, the guard (38) is held out of the path of brush to the cutter (10). When a weight, in excess of a normal brush load, is sensed, as for example when the chipper operator is being drawn into the chipper, the guard (38) is released automatically and moves to block the inlet (12) to the cutter (10). This prevents the operator from being drawn into the cutter (10).

Abstract: Disclosed is apparatus for applying forces to a waste paper mixture to procure progressive fragmentation of the respective components thereof and harvesting of the resulting paper fragments at intervals when fragmentation of one component is virtually completed and fragmentation of the next commences.

Abstract: A silage removal cutter is mounted on a frame having a vertical end wall. The cutter extends over the width of the frame and is movable up and down in front of its end wall. The end wall has a central chute in which is arranged a conveyor directed perpendicular to the end wall. The cutter is provided in front of the chute with cutting and hurling blades and feed screws or worms are arranged on both sides of the cutter means which serve to transport the cut-off silage toward the cutting and hurling blades.

Abstract: Wood shavings suitable for use as absorbent bedding litter for poultry or other animals are produced at a high rate of production by a machine which includes an elongate open-bottomed stationary hopper adapted for receiving a supply of elongate wood pieces for being formed into wood shavings, with an elongate carriage positioned lengthwise beneath the elongate hopper and closely adjacent the open bottom thereof. A series of transversely extending rotating cutters is carried by the carriage at spaced locations along the length of the carriage, with the cutters being adapted for engaging the wood pieces in the lowermost portion of the hopper at spaced locations along the length of the pieces. The carriage is moved in a reciprocating manner over a predetermined relatively short stroke of movement substantially less than the length of the hopper and such that the cutters of the series collectively engage and form shavings from the elongate wood pieces over the entire length of the wood pieces.

Abstract: A storage and dispensing system for ice in flake or particle form is disclosed utilizing a storage bin with driven screw augers extending outwardly over and above an ice storage space, the discharge end of the screw augers being pivotally mounted at the discharge end thereof with the other end of the augers being flexibly suspended for arcuate movement about the pivoted end to a position above the stored ice and being lowered into contact with the stored ice for auger dispensing, the auger being lowered as ice is discharged; the auger dispenser is oscillatable lengthwise during dispensing drive and is equipped with ice cutting blades on the outer edges of the screw flights and at the free end of such flights so as to ensure cutting a path through the particle ice as the conveyor device descends through the stored ice for dispensing purposes.

Abstract: A machine for cutting straw from a bale of compressed straw and which is particularly adapted to avoid jamming of the rotatable cutters and to allow displacement of the machine for use in any desired location and to eject the cut straw in any desired direction. This straw cutting machine comprises a body having a top provided with a series of slots and also provided with cutters mounted on a shaft placed underneath and transversely to the body of the machine such that, when the cutters are rotating they project through the slots. The bale of straw to be cut is inserted into an upstanding tube open at both ends which turns about its vertical axis. The bottom face of the bale of straw rests on the body top and is engaged by the cutters which chop the straw and lift the bale against its own weight. The cutters sweep against the entire bottom face of the bale of straw because the cutter is turned by the rotating tube.

Abstract: A method and an apparatus is described for preparing a crunchy food topping of random sized pieces or granules of cooked dough in which the dough is mixed, subdivided to random sized pieces or granules, baked, allowed to cool, sized and packed. The granules can then be applied to a food product, e.g., a dessert such as pie, cake, pudding, etc., by hand. The random sized pieces or granules are prepared within a dough-containing trough or hopper having a rotating cutting or comminuting device, e.g., wires near its bottom end. These wires are supported upon spokes which are mounted rigidly upon a rotating drive axle near the bottom of the hopper. The hopper has an outlet at the bottom through which the granules exit to a conveyor used for transporting them to a baking oven.

Abstract: Horizontal rolls define troughs between them for reception and support of whole citrus fruit, each roll including a plurality of thin metal rings mounted in axially spaced relationship, each ring having a continuous series of pointed teeth on its periphery, and each ring being inclined to its rotary axis whereby rotary movement of the rings causes wobble movement of the disk peripheries so that penetration of the teeth is substantially uniform over the entire outer surface of each fruit. The rolls are turned in the same direction, each successive roll in a series turning at a slower speed. Washers are positioned between each pair of toothed rings and are free to move radially to prevent buildup of seeds, buttons, pieces of peel or other foreign matter on the toothed rings.

Abstract: An apparatus and a method for preparing live, sterile cells from tissue are disclosed which enable high yields of viable isolated cells to be obtained with a greatly reduced possibility of contamination of the cells during the process. The apparatus and method allows one to truly mass manufacture isolated cells as contrasted to a small hand operation requiring many hours and dozens of people. The improved apparatus of the invention comprises a shredder device which mechanically shreds the tissue into small pieces of high surface to volume ratio, a processing vessel in which the shredded tissues are contacted with an enzyme solution to break down the intercellular material and thereby separate the cells one from the other and a means for separating the cells from the enzyme solution. Preferably, the means for separating the cells from the enzyme solution is a flow centrifuge which has been specifically designed to reduce shear force inside the bowl during operation.

Abstract: A silage unloader is disclosed for use in cutting silage from silage stored in a silage trench or the like. The unloader comprises a frame means which is adapted to be connected to the three-point hitch of a tractor or the like. A vertically disposed boom means is secured to the frame and extends upwardly therefrom and comprises telescopically mounted boom members. A reel boom is secured to the boom means and extends therefrom and has a silage cutting reel means rotatably mounted on the outer end thereof about a horizontal axis. A double acting hydraulic cylinder is provided within the boom means for raising and lowering the boom means, reel boom and reel. An auger conveyor means is provided on the frame means below the reel means so that the cut silage will be gathered thereby and conveyed to a blower means for blowing the silage to a feed wagon, truck or the like. The boom means, reel and conveyor are hydraulically powered while the blower means is powered by the tractor PTO.