Class / Patent application number | Description | Number of patent applications / Date published |
241195000 | Rotary striking member or hammer | 21 |
20080277515 | HAMMERMILL WITH ROTATABLE HOUSING - The invention includes a hammermill for comminuting material. The hammer includes a housing and a cutting plate disposed within the housing. A rotor assembly is rotatably mounted within the housing about an axis of rotation and a plurality of hammers are functionally coupled to the rotor assembly. The housing is rotatable about the axis of rotation. | 11-13-2008 |
20090057453 | Self Sharpening Grinder Tooth - A tooth is provided for use in a wood grinding device comprising a base and a tip formed on the base. The tip is formed from an alloy including steel and tungsten carbide. The tip could have a cross shape, a helical cross shape, or a triangular profile. | 03-05-2009 |
20090166457 | Stator for an Impact Crusher - A reliable, inexpensive option for the plates that function as wear parts and are mounted on an inner face of a casting wall of a stator. To achieve this the plates are designed as cast parts and are fixed to the inner face of the casting wall from an exterior of the stator. The plates are fixed by fixing bolts, which are screwed into the plates through the casting wall from the exterior. The plates have transverse threaded bores that correspond to the bolts. Respective spacer rings are pushed onto the fixing bolts secured by wedge-shaped cotters in both a positive and non-positive fit, and the wedge-shaped cotter pressing on the spacer rings that lie against the outer face of the casting wall. This invention is extremely economical and improves the operational safety in comparison to known options. | 07-02-2009 |
20100090044 | DEVICE FOR PROCESSING FEEDSTOCK - A device for processing feedstock, includes a housing surrounding a processing chamber in which a rotational rotor having processing tools and mounted on a drive shaft is disposed around an axis. The feedstock is fed to the processing chamber via a material inlet and removed from the device via a material outlet. To facilitate assembly and disassembly of the device and to retool, maintain and repair or clean the device, it is provided according to the invention that the housing includes a first end wall, a material element in the shape of a hollow cylinder or hollow truncated cone, and a second end wall which are detachably connected to each other to form the processing chamber. The connection can be made by axially acting clamps, which clamp the first end wall against the second end wall by clamping the casing element. | 04-15-2010 |
20110042498 | Hammer - The various embodiments disclosed and pictured illustrate a hammer for comminuting various materials. The embodiments pictured and described herein are primarily for use with a rotatable hammermill assembly. The hammer includes a connector end having a rod hole therein, a contact end for delivery of energy to the material to be comminuted, and a neck affixing the connector end to the contact end. The neck is formed with at least one neck recess therein. In other embodiments, one or more shoulders are positioned around the periphery of the rod hole for added strength. In still other embodiments, the contact end is configured with more than one contact surface. | 02-24-2011 |
20110095115 | CONICAL-SHAPED IMPACT MILL - 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. | 04-28-2011 |
20110101141 | SPHERE-PRODUCING/COMMINUTION MACHINE - A machine for noduling of metal scrap that can upon conversion be used for comminuting such scrap. Frequently machines for comminuting are constructed by a bipartite frame solely for cleaning purpose. One part is solidly fixed to a foundation while the other one is fixed to the first one by hinges and a locking device, so that it can be turned away from the first part of the frame. To further develop such machines that an exchange of worn components is possible and that simply by conversion and by saving of time, one sort of usage can easily be transferred to another one, the complete rotor-block is mounted together with its bearings on a swivelling arm that can be turned away from the frame of the machine in order to enable free access to the interior of the machine. | 05-05-2011 |
20110226880 | REPLACEABLE TOOTH MOUNT ROTOR SYSTEM FOR WASTE FRAGMENTING MACHINES - Advantageously, certain embodiments of the present invention provide a system that allows easy replacement of one or more worn rotor teeth and/or rotor tooth mount(s) mounted on a waste fragmenting machine. The present invention may further provide a system that allows minimization of stress during fragmentation on the attachment mechanisms between the mount and the rotor. | 09-22-2011 |
20120305690 | Chipper Striker Assembly - A chipper striker assembly allowing for the adjustment of the striker blade. The chipper striker assembly having a base capable of attachment to a rotor, an adjustment portion connected to the base, and a striker blade, wherein the adjustment portion is capable of connection to the base in a plurality of adjustment positions. | 12-06-2012 |
20140191070 | Hammer - The various embodiments disclosed and pictured illustrate a hammer for comminuting various materials. The embodiments pictured and described herein are primarily for use with a rotatable hammermill assembly. The hammer includes a connector end having a rod hole therein, a contact end for delivery of energy to the material to be comminuted, and a neck affixing the connector end to the contact end. The neck is formed with at least one neck recess therein. In other embodiments, one or more shoulders are positioned around the periphery of the rod hole for added strength. In still other embodiments, the contact end is configured with more than one contact surface. | 07-10-2014 |
20150314297 | HAMMER FOR MATERIAL REDUCING MACHINES - A multi-piece hammer for use in a reducing machine. The multi-piece hammer includes a base to be mounted to the reducing machine, a replaceable tip to be mounted to the base and to impact the material to be reduced, and a retainer to secure the replaceable tip to the base. The replaceable tip has a cavity with a single rail or groove that corresponds to a single groove or rail on the base. | 11-05-2015 |
241197000 | With attached wear member | 10 |
20090114751 | Hammer for a Comminuting Device - The invention refers to a beater for comminution devices with a rotor on or at which the beetle can be fastened, comprising a lower body which is designed like a shaft end for connecting the beater with the rotor, and at least one cutting body. | 05-07-2009 |
20090250539 | HAMMERMILL HAMMER WITH PIN-HOLE INSERT - A hammer for a hammermill includes an elongated pin hole and a pin-hole insert that allows the hammer to be mounted in a first position and a second position on a rotor of a hammermill to prolong the useful life of the hammer. The insert is installed in the pin hole using corresponding mating features. A hammer assembly and method for prolonging the life of hammers in a hammermill are also described. | 10-08-2009 |
20100025511 | Hammermill Hammer - An improved free swinging hammer mill hammer design is disclosed and described for comminution of materials such as grain and refuse. The hammer design of the present art is adaptable to most hammer mill or grinders having free swinging systems. The improved hammermill hammer may incorporate multiple comminution edges for increased comminuting efficiencies. The design as disclosed and claimed may be forged to increase the strength of the hammer. A rod hole shoulder surrounding a portion of the rod hole adjacent the neck may be reduced in the radial dimension. The shape of the hammer body may be varied, as disclosed and claimed, to further improve hammer strength, or reduce or maintain the weight of the hammer while increasing the amount of force delivered to the material to be comminuted. | 02-04-2010 |
20110204171 | Replaceable insert for a hammermill hammer - The replaceable insert for a hammermill hammer enables the insert to be removed and replaced by the removal and installation of a single bolt in the leading face or edge of the hammer, rather than requiring partial disassembly of the hammermill for the removal of a damaged hammer and hammer shank from its retaining rod. The insert is formed of hard and tough metal, e.g., tool steel, carbide alloy, etc., as a longitudinally and laterally symmetrical rectangular parallelepiped, the hammer shank having a cooperating relief formed therein. The symmetrical configuration allows the insert to be reversed through 180° in its installation, thereby exposing a fresh insert face after the first face has been worn or damaged. A pair of indexing pins extends from the insert, the pins fitting closely within cooperating receptacles in the hammer shank relief to secure the insert precisely within the relief. | 08-25-2011 |
20120256029 | Hammer - The various embodiments disclosed and pictured illustrate a hammer for comminuting various materials. The embodiments pictured and described herein are primarily for use with a rotatable hammermill assembly. The double end hammer includes a connection portion having a slot therein and two contact ends for delivery of energy to the material to be comminuted. The contact ends may be formed with a cavity therein. The contact ends may also be formed with an angle on the contact end periphery. The cavity and/or the angle on the contact end periphery may be used with hammers other than the double end hammers. | 10-11-2012 |
20130168477 | MALLET WITH A CUTTING INSERT AND A BASIC ELEMENT - The invention refers to a mallet, in particular for comminution devices with a rotor or at least one shaft, on or at which the mallet ( | 07-04-2013 |
20130277476 | HAMMER WITH A DIVIDED HAMMER TIP - The invention relates to a hammer, in particular for comminuting devices, comprising a rotor and/or at least one shaft to and/or on which the hammer can be fixed. Said hammer consists of a lower body provided with a through hole which is provided to connect the hammer to the rotor and/or the shaft, and at least one cutting body which can be detachably/rigidly connected to the lower body. The invention is characterised by the fact that the cutting body consists of at least two parts. | 10-24-2013 |
20140034765 | Replaceable Wear Parts For An Earth-Working Roll - A wear assembly for use on a driven roll for earth-working machines and the like operations that eases replacement of the wear parts, lengthens the life of the bases, reduces the amount of throw-away material to be discarded, and has a lower manufacturing cost. The wear part overlies and protects the base to prolong the useable life of the base, lessen machine downtime, and reduce throw-away material. The use of an overlying adapter eases and speeds replacement of the wear parts to further limit downtime of the machine. The wear part is preferably a two-piece component with no machined parts for a lower manufacturing cost and easy replacement. | 02-06-2014 |
20150314298 | HAMMER FOR MATERIAL REDUCING MACHINES - A multi-piece shredder hammer for use in a reducing machine. The multi-piece shredder hammer includes a base to be mounted to the reducing machine, a replaceable tip to be mounted to the base and to impact the material to be reduced, and a retainer to secure the replaceable tip to the base. The replaceable tip is installed on the base from a side of the base. | 11-05-2015 |
20150328641 | Production Plus Hammer Tip - A hammer tip for releasable integration with a hammer, used in a size reducing machine. The hammer tip is separated into a production block with a top working edge and a spacer block. The production block and spacer block utilize a saddle back attachment to the hammer. The production block is further supported with a lock ledge integration to the spacer block. The production block with a single top working edge reduces maintenance cost, reduces downtime and improves machine throughput. | 11-19-2015 |