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Class 241/186.5 - Screw feed or discharge conveyor


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus wherein the material mover revolves about an axis
No. of patents: 45
Last issue date: 01/18/2011


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NumberTitleIssue Date
7871029Bale processor having improved shredding roller
A bale processor, having a support surface for supporting a bale of crop material, a shredding roller positioned at one end of the support surface, the shredding roller having an elongate roller body, the roller body configured to rotate about an axis of rotation, a...
01/18/2011
7309224Device for preparation of plastic materials for recycling purposes
A device for the preparation of plastics material for recycling purposes has a container (1) with an upper inlet opening (10) for the material. In the container (1), at least one tool (14) rotates about the vertical container axis. This t...
12/18/2007
7291001Device for preparing plastics material
A device for the preparation of plastics material, in particular thermoplastic plastics material, has a receiving container (1) for the material, the interior of the receiving container (1) having tools (21) provided therein which are arranged o...
11/06/2007
6966506Method and apparatus for harvesting crops
A method and system of harvesting crops involves cutting and threshing the crop, separating graff (a mixture of grain kernels, chaff, weed seeds, and other organic matter) from straw (plant stalks), and returning the straw to the field. This is preferably carried ou...
11/22/2005
6883953Apparatus for pre-treatment and subsequent plastification or agglomeration of synthetic plastic materials
An apparatus for pre-processing and subsequent plastification or agglomeration of synthetic plastic materials, in particular thermoplastic waste plastics for recycling purposes, has a receptacle (1) in which at least one comminuting tool (6) circulates...
04/26/2005
6749138Granulator
A granulator for reducing the size of plastic particles to facilitate the removal of contaminants therefrom. The granulator includes an upper chamber and a lower chamber defined by an exit screen. The upper chamber includes a rotary shear and an air handling system ...
06/15/2004
6719454Device and method for preparing plastic material, in particular, thermoplastic material
A device for preparing plastic material, in particular, thermoplastic material, comprises a receptacle (1) for the material, in which rotating tools (21) are provided to act onto the material which are supported by a support disc (9) and rotate ...
04/13/2004
6619575Apparatus for continuously recycling synthetic material, preferably polymers
An apparatus for the continuously recycling of synthetic plastics material, preferably polyester, has a first receptacle (2) for the material in which movable tools (9) are disposed which comminute and/or mix the material. Pre-processed material is convey...
09/16/2003
6158681Low shearing curved surface granulator for bulk feeding
A low shearing curved surface granulator for bulk feed consists of a feeding mechanism and a granulating mechanism; wherein the mainbody of the feeding mechanism is a cylindrical body, the main part of the granulating mechanism is a groove pipe with flang...
12/12/2000
6155506Cutter-mixer and bed-straw spreader wagon provided of a perfected group for the distribution of the straw outside the wagon
A cutter-mixer and bed-straw spreader wagon for fibrous products having a container with rotating screw feeder inside and outwardly of a distribution group for conveying the cut and mixed material outside the container. The distribution group has a fan wi...
12/05/2000
6149083Machine and method for separating composite materials
A combination of screening structure for a composite usually food material made up, for example, of a relatively soft flesh component to be recovered and of relatively hard components usually disposed of as waste, and of dual material conveying and discha...
11/21/2000
6029919Cattle feed mixer with hay chopper
The cattle feed mixer comprises a self-standing container having a cylindrical inner chamber in which is journaled a coaxial shaft rotatably carrying a number of radially extending paddles. An upper opening mouth allows hay and other cattle feed elements ...
02/29/2000
5979804Particulating apparatus and method
A particulating apparatus for liquid filled plastic containers in preparation for recycling produced plastic particulate. The particulating apparatus includes a container hopper for accepting a supply of plastic containers to be processed by the particula...
11/09/1999
5967433Mixing and dispensing apparatus
A mixer feeder wagon (1) for mixing animal feed which includes hay, straw, silage and the like, including a mixing compartment (20) and a dispensing compartment (21). A mixing rotor (30) is rotatable in the mixing compartment (20) for mixing the animal fe...
10/19/1999
5941468Waste treatment apparatus and method
Containerized medical waste is treated by shredding, and then passing the shredded material, by means of a screw conveyor, through a direct steam impingement stage and a dehydration stage in which the material is brought into contact with a hot surface to...
08/24/1999
5921480Grinding machine and method
The present invention provides an industrial grinding machine and method of grinding by shredding between stationary cutters and rotating cutters placed within a plurality of cutting units, each cutting unit having a blunt stationary cutter and a blunt ro...
07/13/1999
5871162Paper shredding assembly
A truck-mounted paper shredder is provided. The shredder uses a reciprocating plunger to feed a rotary hammer mill, which shreds the paper. An auger is used to transfer the shredded paper into a discrete storage container. The container includes a suction...
02/16/1999
5722604Metal scrap shredder
A shredder is provided for shredding agglomerated metal scrap from a machining process. The shredder includes a rotatable shredding tool mounted on a drive shaft that is rotated using conventional power transmission devices. The axis of the shredder drive...
03/03/1998
5639202Refuse bag opener
A bag opening machine includes a trough and a feed screw that is rotatably mounted in the trough to advance bags that at least partially fit between the flight of the feed screw along the length of the trough. There are a pair of restrictions that the bag...
06/17/1997
5529247Method and apparatus for dispersing and metering fibers
A device for dispersing and metering fibers which includes a frame, a hopper mounted on the frame and having an inlet opening for receiving fibers therein. A screen is provided through which the fibers from the inlet opening must pass for separating any e...
06/25/1996
5343819Corn furnace
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, compri...
09/06/1994
5232168Apparatus and method for separating recyclable material from waste material
A method and apparatus for separating recyclable material from waste material in a material handling system. The material separator comprises a screw conveyor that separates waste material from recyclable material. The screw feeder also feeds the recyclab...
08/03/1993
5207391Tub grinder
Improved tub grinding apparatus is described for grinding bulk materials. A concave restricter is positioned adjacent to and extends along the length of a rotatable rotor. The spacing between the concave restricter and the rotor is adjustable for determin...
05/04/1993
5071078Metering and grinding apparatus
An apparatus for metering and grinding friable material has a metering screw and a beater formed of a plurality of bars which are integral with a downstream end of the metering screw. The bars are positioned parallel to the longitudinal axis of the meteri...
12/10/1991
5005980Sludge/soil mixing machine
A mixing machine operable to receive quantities of waste material and an inert material in separate hoppers for conveyance to a mixing chamber for uniform mixing thereof in prescribed ratios is disclosed wherein each hopper is provided with rearwardly dir...
04/09/1991
4865259Asphalt recycling conveyor
An asphalt recycling conveyor system has a substantially horizontal collecting trough for receiving returned, unused hot mix asphalt. Deflecting plates are provided at the back and ends of this trough, and spaced guard rails extend across it. Asphalt is m...
09/12/1989
4848678Apparatus for crushing fruit and vegetables
A method of and an apparatus for crushing raw materials such as fruit and vegetables while heating the raw materials by using a heating medium such as steam or an inactive heating gas in an enclosed device from which the outside air is excluded....
07/18/1989
4690339Hammer mill
The hammer mill comprises a horizontally arranged grinding chamber (1), at the periphery of which several supply ducts (4) with an inlet (7a) for the coarse material to undergo size reduction are distributed, each supply duct (4) being associated with a c...
09/01/1987
4585180Mineral breakers
A mineral breaker comprising a breaker drum rotatably mounted in a casing which extends about a portion of the periphery of the drum to partially envelope the drum, the breaker being adapted for connection to the delivery end of a conveyor so as to be cap...
04/29/1986
4577805Agricultural mixing and grinding machine
An agricultural mixing and grinding machine including a plurality of bins respectively adapted to contain different feed material to be ground and/or mixed, a grinding unit mounted adjacent one end of the plurality of bins, and a receiving hopper adjacent...
03/25/1986
4512521Apparatus for granulating and conveying corn-cob mix
The invention relates to an apparatus for granulating corn-cob mix and for conveying the granulate into a silo, transport truck or the like, including a mill comprising an integrated blower and a conveyor pipe joined tangentially to the blower. The mill i...
04/23/1985
4428535Apparatus to cool particulate matter for grinding
In an insulated mixing and cooling chamber having a feed auger to deliver cooled particles to a grinder and an intromitter auger rotatable around the feed auger to mix the particles within the chamber, independent variable speed, reversible motors operate...
01/31/1984
4424891Equipment for reclaiming the waste products of machining
A system for processing masses of heterogeneous machining scrap metal through bulk reception, crushing of the ribbon and wire components of the scrap, separation of the chunk components and stripping the rest of the scrap of its cutting oils by centrifugi...
01/10/1984
4381082Particulate material handling means
Apparatus for liberating particulate material from a compressed bale and feeding the liberated material at a controlled rate to a processing station comprises a screw conveyor and means for compacting the particulate material against the conveyor screw....
04/26/1983
4311282Agricultural grinder mixers
Hammer mill cyclone outlet is disclosed for a grinder/mixer agricultural machine, including a hammer mill, a transfer auger and a fan for removal of airborne dust generated by the mill. The fan communicates with the mill via a duct, the mouth of the duct ...
01/19/1982
4201348Feed grinding and mixing apparatus
A grinder-mixer having a trough-shaped mixing tank, a horizontal transfer and mixing auger seated along the bottom of the tank and extending into the hammer mill, and a vertical auger in the tank for elevating the material for recirculation or discharge. ...
05/06/1980
4174072Overload protective device
In a crop feed grinding and mixing apparatus having a mixing means mounted to a mobile frame, a grinding means fixed to the frame, material transfer means extending at least between the grinding means and the mixing means, material infeed means in materia...
11/13/1979
4133490Machine for making cellulose insulation
An apparatus for making cellulose insulation including auger feed and metering devices for chemical additives for discharging a measured quantity of such additives into an initial grinder which receives raw paper from a supply source so that an accurately...
01/09/1979
4099677Auger feed granulator
Unobstructed free discharge from the end of an auger into a granulator assembly is achieved by supporting the auger shaft cantilever fashion and effecting driving of the shaft at the end of the conveyer trough remote from the end of the trough which disch...
07/11/1978
4099473Fuel handling, metering and preparation apparatus and method
A bin receives coarse discrete primary shredded fuel material, such as may be derived from municipal refuse, and metering conveyor means move the material from the bin through efficient discharge controlling means to smooth flow conveyor means which deliv...
07/11/1978
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