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| Number | Title | Issue Date |
| 7950601 | Grinder A grinder includes a generally vertical, rotatable shaft having at least one set of cutter blades driven thereby and a fan assembly mounted on the shaft below the cutter blades in position to receive output therefrom. The fan assembly includes a fan disc secured to ... | 05/31/2011 |
| 7909275 | Self-contained shredder assembly for reducing and sizing material A shredder having a sizing chamber and a reducing chamber for sizing and reducing material. ... | 03/22/2011 |
| 7896268 | Apparatus for producing small size wood chips A disc type wood chipper that utilizes a high percentage of the energy required for chipping but not substantially utilized in the material size reduction within the machine to produce chips of a small enough size such that the chips produced can be turned into wood... | 03/01/2011 |
| 7798436 | Portable rotary chipper apparatus A portable chipper apparatus having a chipping disc with front and rear faces and a series of slots extending through the disc. A knife is arranged on the front face of the disc in proximate relation relative to each slot. At least two shredder/detanglers are secure... | 09/21/2010 |
| 7726594 | Multi-functional tool assembly for processing tool of material processing machine A multi-functional tool assembly for a material processing machine includes a single tool including a head and a shaft integrally formed therein. The head has a cavity with an arcuate surface. The multi-functional tool assembly also includes a material reducer adapt... | 06/01/2010 |
| 7708216 | High turbulence mill and bi-negative pressure turbine thereof A high turbulence mill used for producing supermicro powder and nanomaterials includes: a driving device provided on a base; a hollow grinding casing having a toothed ring-shaped guide stator fixed to an inner circumference thereof; a bi-negative pressure turbine ro... | 05/04/2010 |
| 7384011 | Multi-functional tool assembly for processing tool of waste processing machine A multi-functional tool assembly for a waste processing machine includes waste reducer to reduce waste material. The multi-functional tool assembly also includes a single tool to support the waste reducer. The tool includes a head, a fan, and a shaft integrally form... | 06/10/2008 |
| 7360730 | Medical waste disposal device A medical waste disposal device having a blade that rotates and chops medical waste into chips and other small particles. The blade includes at least one opening with at least one sharpened edge. The blade also has at least one raised portion adjacent to the sharpen... | 04/22/2008 |
| 7291244 | Pulp flaker Methods for conveying, mixing, leveling, and flaking dewatered pulp to produce pulp flakes suitable to be used in a dryer. Methods for producing a consistent flow rate of pulp, and, for producing uniform pulp flakes in terms of pulp flake size and pulp flake moistur... | 11/06/2007 |
| 7278597 | Rotating cylindrical flailing vegetation cutter A rotating cylindrical flailing vegetation cutter, which includes a power rotated shaft having a cross-sectional profile. Disks are provided having a central aperture adapted to slide over the shaft and non-rotatably engage the cross-sectional profile. Each of the d... | 10/09/2007 |
| 7234657 | Pump impeller and chopper plate for a centrifugal pump A centrifugal pump of the chopper type is disclosed which is structured with a chopper plate and impeller that are configured with an open eye or “hubless” arrangement such that processing of solids through the pump does not result in clogging of solids at or ne... | 06/26/2007 |
| 7195694 | Reinforcing and/or process fibres based on vegetable fibres and production thereof The present invention relates to reinforcing and/or process fibres based on vegetable fibres whose elementary fibres are fibrillated and to a process for their production. The reinforcing and/or process fibres are characterized in that the elementary fibres have a f... | 03/27/2007 |
| 7121486 | Crusher A crusher for crushing cooked wood chips or the like finely. A raw material to be crushed such as the cooked wood chips is delivered into a housing and clamped between stationary blades attached to a stationary plate housed in the upper end of the housing and rotary... | 10/17/2006 |
| 7121485 | Multi-functional tool assembly for processing tool of waste processing machine A multi-functional tool for a waste processing machine includes a shaft and a head operatively supported by the shaft. The multi-functional tool also includes a waste reducer operatively supported by the head to reduce waste material and a fan operatively supported ... | 10/17/2006 |
| 7118327 | Impeller and cutting elements for centrifugal chopper pumps A pump impeller and associated cutting elements are disclosed which are especially designed and positioned near the periphery of the impeller to reduce the size of entrained solids in a pumped fluid, or slurry, and to expel such solids from the impeller, drive shaft... | 10/10/2006 |
| 7074126 | Discharge device for a harvesting machine A crop discharge device for discharging crop from a harvesting machine, comprising a rotatatable rotor mounted in a housing having a movable a bottom. The bottom can be put into a reciprocating motion in order to convey the crop to be discharged to the crop discharg... | 07/11/2006 |
| 7066416 | Garden refuse shredding apparatus This invention provides garden refuse shredding apparatus (10) which has a chipping rotor (20) supported for rotation about a vertical shaft (31) in a chamber (11) which has a hopper (14) which feeds refuse to radially disposed elo... | 06/27/2006 |
| 7055769 | Collider A material collider having a pair of rotor assemblies respectively housed within a pair of interconnected cylindrical chambers with a plurality of disc members secured thereto, at least one thrust guide secured to the disc members and a weir secured to the inner per... | 06/06/2006 |
| 7036757 | Vegetation shredding and dispersal apparatus A vegetation shredding and dispersal apparatus that comprises a conveying platform, a cutting/agitating mechanism, and a blower apparatus. The conveying platform and the cutting/agitating mechanism are substantially wide enough to simultaneously process 2 or more ba... | 05/02/2006 |
| 7007874 | Shroud assembly for waste processing machine A shroud assembly for a waste processing machine includes a shroud for attachment to an engine of the waste processing machine. The shroud assembly also includes a plurality of fasteners for attaching the shroud to the engine of the waste processing machine, whereby... | 03/07/2006 |
| 6977235 | Catalyst systems comprising a calcined chromium catalyst and a non-transition metal cyclopentadienyl cocatalyst According to an embodiment, catalyst systems for polymerizing olefins include a catalyst comprising chromium and a cocatalyst comprising a substituted or unsubstituted non-transition metal cyclopentadienyl compound (Cp). The catalyst also comprises an inorganic oxid... | 12/20/2005 |
| 6945025 | Shredder head with protective elements, and mobile sylvicultural apparatus including the same A shredder head, and a mobile apparatus including the same, for carrying out various sylvicultural applications, such as land clearing and the like. Each of the shredding assemblies of the shredder head includes a protective element also operatively connected to the... | 09/20/2005 |
| 6928915 | Slicing machine with plug prevention device A plug prevention device is provided in a slicing machine having a rotary impeller for carrying products such as potatoes or the like into engagement with cutting knives to form lattice cut slices, wherein the plug prevention device prevents the products from lodgin... | 08/16/2005 |
| 6928799 | Apparatus for fine pulverization of dry leaves and garden debris An apparatus for finely pulverizing lawn debris has a central drive shaft driven by a gasoline or electrical power source. Lawn debris is drawn into a suction and grinding chamber by the rotation of a distribution plate which has a plurality of curved impeller blade... | 08/16/2005 |
| 6910648 | Garden refuse shredding apparatus This invention provides garden refuse shredding apparatus (10) which has a chipping rotor (20) supported for rotation about a vertical shaft (31) in a chamber (11) which has a hopper (14) which feeds refuse to radially disposed elo... | 06/28/2005 |
| 6845931 | Multi-functional tool assembly for processing tool of waste processing machine A multi-functional tool assembly for a processing tool of a waste processing machine includes a tool holder for attachment to a rotor assembly of the waste processing machine. The multi-functional tool assembly also includes a multi-functional tool attached to the t... | 01/25/2005 |
| 6840028 | Impeller assembly A yard vacuum unit includes a deck including upper and lower housing members that form a discharge outlet and a nozzle operatively connected to the deck. An engine is mounted to the deck and includes a drive shaft. An impeller assembly is used to draw yard debris in... | 01/11/2005 |
| 6629818 | Impeller for use with portable blower/vacuums An impeller for generating an air flow, for use in a device such as a blower/vacuum, the impeller having a hub structure for mounting the impeller on a rotatable shaft of the blower/vac and a plurality of air-flow generating vanes coupled to the hub struc... | 10/07/2003 |
| 6592059 | Foreign matter entanglement-preventing device in working engine In a working engine including a bearing mounted on an outer wall of a crankcase for carrying a crankshaft, an oil seal mounted on the outer wall of a crankcase and disposed outside and adjacent the bearing, and a cooling fan which is attached to an outer ... | 07/15/2003 |
| 6550702 | Apparatus for removing and chipping wood scraps An apparatus for receiving wood scraps from a work area and reducing the scraps to wood chips having a saleable consistency and size. The apparatus includes a combined chipper and a blower section, the chipper section being mounted on the intake side of t... | 04/22/2003 |
| 6550705 | Movable comminuting apparatus for turf grooming A comminuting mechanism is disclosed that includes a rotatable drive shaft which supports a plurality of blades, each blade having both straight arms and arms having angled tip portions. The shaft and blades are supported on a frame within a hood, and the... | 04/22/2003 |
| 6474575 | Plastic chipping method and apparatus A chipping machine having an elongated, rotatable chipping member, the chipping member having at least one cutting blade and defining at least one blade opening adjacent the cutting blade. A paddle is provided on the chipping member which is associated wi... | 11/05/2002 |
| 6412405 | Peeling device for the inner-embryo membrane of coffee bean A device inside a grinder to peel the inner embryo membrane of coffee beans is disclosed. It has a motor with a motor shaft, a positioning cylinder located on the lateral side of a motor and having a lower exit inside a conveyor base, and a conveyor base,... | 07/02/2002 |
| 6135174 | Lathe cutter and chip fan A lathe cutter and chip fan is described in which an annular frame includes a rotary portion that is driven to rotate about an axis. The rotary portion is annular, forming a workpiece receiving opening. A cutter is mounted on the rotary portion and projec... | 10/24/2000 |
| 6027055 | Brush chipper A brush chipper for chipping wood and debris into smaller pieces. The chipper includes a feed hopper for inserting the material, and upper and lower feed rollers that prepare the material for chipping in the main body of the brush chipper by a chipper dis... | 02/22/2000 |
| 5938129 | Rotary mills The present invention relates to improvements in screen and blade assemblies for rotary mills as well as to the design of a rotary mill to promote air flow through the mill. A rotary mill incorporating these improvements has increased capacity and the abi... | 08/17/1999 |
| 5890665 | Pulverizing, filtering, and transporting apparatus A pulverizing apparatus including the use of air, which acts as a reducer, screen, and conveyor, without the need for an external fan or conveyor. A pair of disc assemblies each including a plurality of cutting elements are rotated relative to each other,... | 04/06/1999 |
| 5875978 | Grain mill A grain mill is disclosed comprising a heat-dissipating, stainless steel housing that holds a pair of grinding stones, one of which rotates with a shaft turned by an electric motor. The shaft is journaled on self-aligning bearings. The bearings and the ho... | 03/02/1999 |
| 5860606 | Chipper/shredder having rotatable feed chute A chipper/shredder for comminuting debris such as leaves, twigs, branches and the like, comprising a housing having at least one inlet for receiving such debris, cutting elements disposed within the housing, an engine operatively coupled to the cutting el... | 01/19/1999 |
| 5707017 | Combination leaf and lawn debris blower, comminuting vacuum, and wood chipper An apparatus for comminuting lawn debris comprises an impeller housing defined by a pair of opposed axial end walls and a substantially voluted peripheral wall therebetween and includes inlet openings located on opposite end walls for introducing material... | 01/13/1998 |
