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Class 241/87 - Screen or screen elements move during comminution


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus in which the screen or elements thereof have some
No. of patents: 14
Last issue date: 04/18/2006


NumberTitleIssue Date
7028935Apparatus and method for shredding wet chip materials
A shredder apparatus and method for shredding wet chip materials in which the shredder utilizes a shredder mechanism having a shaft attached to a frame, a bearing assembly disposed on the shaft, and a rotatable rotor disposed on the bearing assembly. First shredder ...
04/18/2006
6666395Apparatus for wiredrawing vegetables or dicing them into three dimensional shapes
An apparatus for wiredrawing vegetables or cutting them into three dimensional shapes, comprising a base frame, a first container supported by said base frame for collecting residues, a drum mounted for rotation about an axis on the surface of die cells, ...
12/23/2003
6029918Kitchen waste composter
Vegetable matter is composted in an outer drum having an axis for rotation which is disposed horizontally for rotation inside an outer housing. The outer drum and the housing have respective waste inlets which are in communication with each other for rece...
02/29/2000
5611495Rotary shredding apparatus with anti-jam means
A shredding apparatus for converting waste material, like vehicle tires, into a shredded size by driving a pair of shafts having cooperating shredding discs on the shafts, mounting the pair of shredding shafts in an open top cage to receive waste material...
03/18/1997
5470023Crushing apparatus for waste material
A crushing apparatus for waste material comprising a housing and a drive shaft for driving counter-rotating rollers which mesh with each other and which are hollow and open at one end. The rollers are fitted with cutter elements spaced at intervals around...
11/28/1995
5199666Rotary shredding apparatus with oscillating grate
Shredding apparatus for reducing material by use of cutter discs mounted on each of a pair of spaced shafts which place the cutter discs in an interleaved operating position over a perforated grate which has active surfaces swept by the cutter discs, and ...
04/06/1993
4720050Comminutor-pump assembly
A comminutor and a pump are assembled together so that they are driven by the same prime mover, such as a tractor power take-off, the pump being arranged to draw liquid, such as sewage, into a comminution chamber containing a rotating hollow cylinder whic...
01/19/1988
4265408Sorting machine
A classifying and sorting machine for refuse particles, particularly household refuse and other refuse having a composition resembling household refuse, has a rotatable screen drum the diameter of which is within the range of 1:1-1:2 relative to its axial...
05/05/1981
4184643Apparatus for producing blowing wool insulation from glass wool mat
A pair of gear-driven hollow cutting cylinders, each perforated with square holes to provide a grid of exterior cutting edges extending circumferentially and longitudinally of the cylinder, breaks a glass wool mat fed therebetween into small columns which...
01/22/1980
4154407Reducing drum for the extraction of cellulosic matters
A device for extracting cellulosic and similar materials such as rags, plastics, light metals and wood, which includes a drum which is driven in a first direction at a first speed and a rotor inside of the drum which is driven in a direction opposite to t...
05/15/1979
4076177Pulverizing method and apparatus
A method and apparatus for use in pulverization and/or segregation which is suitable for obtaining the desired quality of the pulverized materials. Such pulverization is performed by restricting the discharge rate of the mixture through the discharge open...
02/28/1978
3973735Apparatus for pulverizing and sorting municipal waste
An apparatus and a method for processing municipal waste with increased processing capacity are provided. The apparatus includes at least a cylindrical screen having ridge projections on the inner surface thereof and a group of beaters mounted on a centra...
08/10/1976
3933084Squeezing-shredding machine for tomato pulp suitable for canning in the raw state
Squeezing-shredding machine for tomato pulp comprises a conveyor at one end of which a suitable cutters cut the tomatoes along a longitudinal axis into halves and a separator device downstream of each cutter which positions each half tomato on a perforate...
01/20/1976
 
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