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Class 241/82 - Projected material trap chamber


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus provided with a chamber into which the material
No. of patents: 21
Last issue date: 11/22/2011


NumberTitleIssue Date
8061639Ejection door for a material crusher
A subject of the invention is an ejection door for the casing of a material crusher, particularly for a scrap metal crusher, characterized in that it comprises at least one aperture of defined dimensions, cut right through along the transversal axis of said door, at...
11/22/2011
7360725Material crusher
Crusher has a housing with a cylindrical crushing chamber defined by a tubular wall. Opposed side plates are secured to respective ends of the wall. A drive shaft rotates impact tools within the chamber. An intake aperture and a discharge aperture are in communicati...
04/22/2008
7090157Material reducing apparatus
A material reduction apparatus for reducing materials having an admixture that resists reduction. The mechanism incorporated into the apparatus to provide a bypass of such admixture while avoiding shut down interruption of the materials reduction operation. ...
08/15/2006
6955312Apparatus and method for comminuting rock
An apparatus for comminuting rocks, comprising a frame having a restrictive passageway with an inlet and an outlet end for relative displacement of rocks from the inlet to the outlet end. A rotary impacting device is secured to the frame in the passageway so as to b...
10/18/2005
6736342Method and apparatus for comminuting chips
A method and two apparatuses for comminuting chips are presented. Chip breakers without a coarse-part ejecting element are often used for comminuting chips. Blocking constituents therefore have to be removed with great effort, for example by hand. If a coarse-part e...
05/18/2004
6443376Apparatus for pulverizing and drying particulate matter
The invention relates a pulverizer equipped with a free air purging mechanical seal/classifier design that provides free air purging of the seal gap between the mechanical seal assembly and the classifier. The invention also provides a coarse particle ext...
09/03/2002
5887808High efficiency grinding apparatus
A grinding apparatus optimizes grinding efficiency within the grinding chamber by providing grinding action over a 360° range encompassed by a set of breaker bars and one or more arcuate screening elements. Arcuate screening elements have an inside radiu...
03/30/1999
5785261Device for reducing the size of steel or metal chips
A device for reducing steel or metal chips from material removing machining which has a tapered milling hopper connected with a feed hopper and a cutter head shaft having a rotating cutter head. The milling hopper has tearing units mounted at varying heig...
07/28/1998
5586729Fuels blending system and method of using
A system for producing a suitable fuel from waste material including a dispersion tank in which is located a rotary dispersion and agitation system comprising external vanes, rotary and stationary plates having opposing faces fitted with intermeshing shea...
12/24/1996
5526988Comminuting apparatus with tangentially directed discharge
A comminuting apparatus is provided for use in an impact pulverizer. The comminuting apparatus includes a cover defining a grinding chamber and a support frame connected to the cover and defining a discharge space. A series of spaced-apart bars is circumf...
06/18/1996
5484110Comminuting machine with communication cover plate
The comminuting machine includes a housing provided with a rotary impact mechanism. A conveyor conveys infed material to the rotary impact mechanism which cooperates with an impact plate in disintegrating the infed material. A comminuting cover plate cove...
01/16/1996
5356258Refuse composting method and apparatus
A method of composting garbage or refuse, in particular coarse refuse such as shrubs or bushes or the like, wherein the garbage is crushed and passed to a storage location, is to be improved in that the operation of crushing the garbage is effected while ...
10/18/1994
5263651Safety device for chip conditioning device
An apparatus for processing wood chips for use in the preparation of pulp in a papermaking operation including a conduit for accommodating a flow stream of wood chips, a rotary valve in the conduit, shunt branch conduits with a first shunt leading to a ch...
11/23/1993
5044567Scrap crushing machine
A scrap crushing machine comprises crushing device including a crusher rotor and at least one associated anvil, a housing accommodating the crushing device, the housing having an inlet opening and an outlet opening, a base arranged substantially under the...
09/03/1991
4917310Processing apparatus for solid refuse
A processing apparatus for solid waste including a rotor with a plurality of blades mounted thereon for shredding solid waste in corporation with a number of counterblades. A prescreening system is provided adjacent the inlet to the shredding elements so ...
04/17/1990
4813620Sorting apparatus for the material outlet of a machine for breaking-up scrap
A sorting apparatus for the material outlet of a machine for breaking-up scrap. The machine has a horizontally disposed hammer breaker rotor that is disposed in a housing, the bottom of which is trough-shaped. A material inlet that extends to the rotor an...
03/21/1989
4730790Waste material classifying and reducing apparatus
Apparatus for processing waste material made up of a mass of comingled abrasive shards and the like, uncrushable and shreddable classes of waste so that the subsequent individual handling of that waste material is made more efficient. The apparatus combin...
03/15/1988
4674168Method for exchanging the blade receivers in disc cutter machines and disc cutter machines for carrying out the method
In order to provide a method and a disc cutter machine for carrying out the method with which the previously strenuous blade receiver exchange is simplified and facilitated, it is provided that the blade receiver (8) to be exchanged is tilted up by means ...
06/23/1987
4600156Carbon black mill
This invention relates to an apparatus for enhancing the fineness of oversized particulate matter entrained in a gas stream by impact with rapidly rotating hammer surfaces and more particularly to an apparatus for reducing the size of minor fractions of o...
07/15/1986
4469283Coffee mill
A coffee mill comprises a coffee bean pulverizing cutter held in a mill casing, a space for catching skin slivers and fine fragments of coffee beans and a cutter receiving space communicated with the catching space. Air flow is produced between these spac...
09/04/1984
4456183Fiberizer for stock suspensions for fabricating paper
A fiberizer contains a housing having a circumferential jacket in the form of a body of rotation at one end or end portion of which there is located a screen or sieve. At an end wall of the housing opposite the screen there are arranged guide elements whi...
06/26/1984
 
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