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| Number | Title | Issue Date |
| 8152086 | Wear lining element and an arrangement for the attachment of such The invention concerns an arrangement for the joining and attachment of a wear lining element (1) onto a surface that is subject to wear, a supporting surface (5) of a supporting construction (2), comprising attachment means (9) that when... | 04/10/2012 |
| 7942358 | Method for controlling a crusher and a crusher A crusher and a method for controlling a crusher having a first crushing member and a second crushing member defining a crusher setting of a crushing cavity into which material to be crushed is being fed. The method having the steps of: measuring continuously instan... | 05/17/2011 |
| 7427042 | Wear tip for rotary mineral breaker A wear tip for a rotary mineral breaker comprises a carrier 12 having at least one wear edge 40 having a recess 50. An insert 14 of abrasion resistant material disposed in the recess 50 has an outer wear surface 52 in genera... | 09/23/2008 |
| 7416145 | Rotary impact mill In one aspect of the invention, a rotary impact mill has a milling chamber defined by housing with an inlet, an outlet, and at least one wall. A plurality of impact hammers located within the milling chamber are fastened to and longitudinally disposed along a rotor ... | 08/26/2008 |
| 7416146 | Wear resistant center feed impact impeller The present invention is particularly, but not exclusively, useful for reducing wear of component parts of impact crushers caused by earth aggregate flows during operation of impact crushers. The present invention includes a stepped central feed cone that allows for... | 08/26/2008 |
| 7416144 | Exchangeable beater A percussion tool for comminuting materials, in particular wood waste materials, having a beater head and a shank, wherein a cutting insert with an upper cutting edge extending transversely with respect to the cutting direction is fastened on the beater head. If the... | 08/26/2008 |
| 7384009 | Virtual electrode mineral particle disintegrator The present invention provides for a method and apparatus for breaking mineral particles comprising suspending the particles in a liquid flowing in a column, the liquid comprising a dielectric constant higher than the particles and wherein an electric voltage pulse ... | 06/10/2008 |
| 7377459 | Tooth construction for a mineral breaker A tooth construction for a mineral bear, the tooth construction including a tooth shaped support body covered by a shell which defines the outer shape of the tooth construction, the shell being composed of a plurality of covers which are fixedly secured to one anoth... | 05/27/2008 |
| 7322538 | Slag crusher Slag crusher having a shaft extending through a pressure housing which shaft is provided with inlet baffle plates in a funnel-shaped arrangement, stationary cutting knives and cutting knives rotating on the shaft. The shaft is offset with respect to the vertical cen... | 01/29/2008 |
| 7311281 | Grinding and impeller clip for a coal pulverizer The present invention is directed to, among other things, a grinding and impeller clip for attaching to a wheel assembly mounted for rotational motion within a grinding chamber of a coal pulverizer, wherein the clip has an arcuate cross sectional profile and a prote... | 12/25/2007 |
| 7309037 | Stationary peg for a coal pulverizer The present invention is directed to, among other things, a stationary peg for securing within a grinding chamber of a coal pulverizer, wherein the stationary peg includes a base portion having a front surface with a groove defined therein and an elongate portion ex... | 12/18/2007 |
| 7300009 | Member for holding a wear part of a crusher A holding member for holding a horizontal wear plate in position on a rotor for a vertical shaft impact crusher. The holding member includes a holding part for holding the wear plate and a fixing mechanism for releasably fixing the holding member to a vertical wall ... | 11/27/2007 |
| 7293729 | Arrangement facilitating single fastener attachment for strikers of a wood comminuting rotor A comminuting striker assembly for mounting on a rotor of a comminuting apparatus comprising: a striker having first and second opposed faces, the first face defining at least one cutting edge, and a striker retainer, the striker and striker retainer defining cooper... | 11/13/2007 |
| 7257876 | Holder for a wear part of a crusher A rotor of a vertical shaft impact crusher includes a vertical rotor wall segment having a first wall portion being substantially tangential in relation to the rotor and a second wall portion being angled in relation to the first wall portion. A tip holder for mount... | 08/21/2007 |
| 7240868 | Dynamic ring classifier for a coal pulverizer The present invention is directed to, among other things, a classifier assembly for mounting on the center shaft of a rotary coal pulverizer which includes a labyrinthian sealing arrangement operatively associated with the shaft for limiting the egress of unacceptab... | 07/10/2007 |
| 7222808 | Mulcher with improved tooth design A mulcher apparatus includes a tractor and a mulcher unit provided to the tractor. The mulcher unit includes a tooth assembly with a holder and a cutter element with a cooperating notch portion and cross bar arrangement. The notch portion can be retrofit to existing... | 05/29/2007 |
| 7198217 | Apparatus for tumbling concrete products A tumbler for tumbling concrete products comprises a rotatable cylindrical drum having an input end that is slightly elevated relative to an output end. Tire retread strips are placed side-by-side on the radially inner surface of the drum and extend along its length... | 04/03/2007 |
| 7198209 | Metal casting molded body comprising a cast-in hard material body A metal casting molded body comprising at least one effective surface for machining or processing a material and formed from a compound material, wherein said compound material comprises at least one porous hard material body in a casting matrix made of a metallic c... | 04/03/2007 |
| 7195186 | Wear protection for a rock crushing system A segmented wear resistant band for protecting a surface subject to wear in a crusher is comprised of segments or concaves. The segments of the wear resistant band can be separated from each other by portions of reduced thickness. The portions of reduced thickness c... | 03/27/2007 |
| 7172144 | System for measuring wear in a grinding mill The system for measuring wear in a grinding mill has at least one bolt passing through the shell and a wear plate. The bolt has an elongated oblong-shaped bolt head extending through the wear plate, flush with a surface of the wear plate. The bolt head is exposed to... | 02/06/2007 |
| 7172146 | Grinding and impeller clip for a coal pulverizer The present invention is directed to, among other things, a grinding and impeller clip for attaching to a wheel assembly mounted for rotational motion within a grinding chamber of a coal pulverizer, wherein the clip has an arcuate cross sectional profile and a prote... | 02/06/2007 |
| 7137583 | Striking tool for comminuting materials A striking tool for comminuting materials, particularly waste wood, having a shank and a chisel head, wherein a cutting insert is fastened on the chisel head. For an extended service life, along with an improved comminuting output, the cutting insert has at least on... | 11/21/2006 |
| 7100855 | Modular blades for tire shredder A cutter wheel for tire shearing having a unitary annular core with radially inward shoulders on both sides of the radially outward central portion of the core. Pie-piece shaped cutter segments are mounted atop the shoulders of each core with each cutter segment hav... | 09/05/2006 |
| 7100853 | Deflector for coal pulverizer/classifier A deflector disposed immediately above and outboard of a rotating vane wheel in a pulverizer/classifier is protected from wear and abrasion by side-by-side abutting high-hardness wear plates having an alloy content of approximately 15 percent chromium and three perc... | 09/05/2006 |
| 7055770 | Reducing machine rotor assembly and methods of constructing and operating the same 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 alo... | 06/06/2006 |
| 7028936 | Wear bars for impellers The present invention is particularly, but not exclusively, useful for reducing wear of component parts of impact-type rock-crushing machines caused by earth aggregate flows during operation of impact crushers. The present invention includes a central feed body and ... | 04/18/2006 |
| 7017844 | Wear plates for the vertical rotor of a pulverizer A wear plate 52 for mounting in a wear protecting disposition on a rotor disc 50 of a pulverizer 38 includes a body portion 64 having a radially outer circumferential edge 74 and a radially inner circumferential edge 76, an ... | 03/28/2006 |
| 7004413 | Grinder cutter tooth and anvil assembly A grinder tooth for use with a rotatable breaker ring part of a grinder, the breaker ring has a breaker head protruding radially from the ring outer peripheral surface for carrying the grinder tooth. The grinder tooth includes a blade holder, a shank extending from ... | 02/28/2006 |
| 7000859 | Grinding element and grinder stone The invention relates to a grinding element, which comprises a substantially planar fastening frame, and where two or more grinding segments made of grinding ceramic material are fastened to the outer surface of the frame by means of bonding agent. The fastening fra... | 02/21/2006 |
| 6957786 | Jaw crusher unit A jaw crusher unit for use in crushing stone and other crushable material has a fixed jaw and a movable jaw which define a crushing zone therebetween. A drive mechanism coupled with the movable jaw operates to rock the movable jaw to and fro to crush material in the... | 10/25/2005 |
| 6874716 | Beater bar capable of being acted upon on one side for impactor rotors A beater bar capable of being acted upon on one side for impactor rotors and insertable form-fittedly into circumferential slots of the rotors has a bend with an elongate cross-section, a bearing surface heldable counter to a centrifugal force of the rotating rotors... | 04/05/2005 |
| 6742735 | Tool body and method of manufacture A tool body is cold formed by inserting a blank into a die which defines a portion of the outer surface of the tool body after which a punch applies an impact to the blank causing the outer surface of the blank to conform to the contour of the die. The completed too... | 06/01/2004 |
| 6705554 | Rotor for a paper stock processing machine, anti-wear element for such a rotor, and paper stock processing apparatus Rotor for a paper stock processing machine, an anti-wear element for protecting a leading front surface of a rotor blade, and a paper stock processing apparatus. The rotor includes at least one rotor blade having a leading front surface to be protected, and an anti-... | 03/16/2004 |
| 6641068 | Jaw for a jaw crusher A jaw crusher having one or more improved elliptical jaw members is disclosed. The jaw crusher includes a frame, a stationary jaw, and a moveable jaw. The stationary jaw is mounted to the frame and includes a top edge, a bottom edge, and an interconnectin... | 11/04/2003 |
| 6637687 | Shearbar for a forage harvester A shearbar comprises an elongated mild steel body 10 having a top surface 14 covered with a layer of hardfacing material 16 along at least one longitudinal edge 18 to act as a counter knife to a rotary cutter. To resist the development of a wear gully on ... | 10/28/2003 |
| 6622951 | Hammer assembly for wood reducing hammer mills and other comminuting machines and methods of making and using it A wood fragmenting rotor assembly has a drive shaft driving a series of radially projecting hammers. Replaceable fragmenting knives are removably secured to the leading portions of said hammers and have generally axially extending fragmenting edges. An im... | 09/23/2003 |
| 6619572 | Micronizing milling machine A system which comprises a micronizing milling machine used for the grinding of highly abrasive materials, wherein the micronizing milling machine includes a grinding chamber having a hub and a plurality of beater bars disposed around the hub, wherein the... | 09/16/2003 |
| 6533200 | Arrangement of seats for knives on a cutting shaft in a shredding machine The invention concerns a knife seat arrangement on a cutting shaft of a shredding machine, having a knife seat groove and cutting tool arranged therein, whereby the cutting tool, fastened so as to be detachable in the knife seat groove, adjoins a flat bac... | 03/18/2003 |
| 6523767 | Grinding roller and method for the manufacture thereof In order to create a surface armoring suitable for the autogenous wear protection with application of grid armoring technology that exhibits a long service life capability due to high wear-resistance and compressive strength and that can nonetheless be ma... | 02/25/2003 |
| 6517020 | Replaceable raker assembly for processing tool of waste processing machine A replaceable raker 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 replaceable raker assembly also includes a raker removably attached to the tool... | 02/11/2003 |
