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Class Information
Number: 241/242
Name: Solid material comminution or disintegration > Apparatus > Cooperating comminuting surfaces (e.g., jaw crusher) > Rotary surface (or surfaces) > Circumferential or tangential flow of material (e.g., roll mills or roll and concave mills) > Cooperating non-smooth surface characteristics
Description: Apparatus in which one or both of the cooperating surfaces are not smooth but are provided with cooperating grooves, channels, protuberances or the like.










Sub-classes under this class:

Class Number Class Name Patents
241/243 Intermeshing 184


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8657216 Apparatus and method for separation of waste material Feb. 25, 2014
8602334 Debris vacuum with supplemental debris shearing surface Dec. 10, 2013
8596563 Method and apparatus for recycling carpet Dec. 3, 2013
8534580 Granulator blade Sep. 17, 2013
8434705 Shredding device with counter knife assembly May. 7, 2013
8387904 Screen device and fastening means for screen plates Mar. 5, 2013
8348189 Device for shredding sheet material Jan. 8, 2013
8333339 Device for the workup of input material with a rotor-stator system Dec. 18, 2012
8297544 Screenless disintegrators Oct. 30, 2012
8292204 Motorized sacrificial material Oct. 23, 2012
8240588 Star feeder with comminuting insert Aug. 14, 2012
8191810 Crusher Jun. 5, 2012
8176802 Fibrous particle generating apparatus and test system May. 15, 2012
8146849 Chopping drum for a forage harvester Apr. 3, 2012
8141805 System for determining counter knife bank insertion position Mar. 27, 2012
8128013 High efficiency single pass shredder-granulator Mar. 6, 2012
8118248 Method for recovering and/or recycling material Feb. 21, 2012
8100353 Self-healing cutting apparatus and other self-healing machinery Jan. 24, 2012
8066213 Replaceable tooth mount rotor system for waste fragmenting machines Nov. 29, 2011
8061638 Shredder head adapted to shred data bearing documents and bottles Nov. 22, 2011
7988080 Rotary chopper element of an integral chopper assembly of a combine harvester Aug. 2, 2011
7905435 Roof grinder Mar. 15, 2011
7905437 Waste shredder comprising at least two rotors Mar. 15, 2011
7896270 Drums for hogging apparatus Mar. 1, 2011
7766263 Granulator mill Aug. 3, 2010
7703713 Adjustable blades for wood chippers and method Apr. 27, 2010
7703714 Comminution machine Apr. 27, 2010
7681819 Disc adjustment system for chipper apparatus Mar. 23, 2010
7661615 Grid cutting device Feb. 16, 2010
7624490 Reducing machine rotor assembly and methods of constructing and operating the same Dec. 1, 2009
7607598 Self-healing cutting apparatus and other self-healing machinery Oct. 27, 2009
7600708 Granulator mill Oct. 13, 2009
7600704 Pulp crushing apparatus Oct. 13, 2009
7588613 Movable filter system Sep. 15, 2009
7578463 Modular Rotary Grinder Aug. 25, 2009
7575186 Comminution machine Aug. 18, 2009
7562835 Method and devices for obtaining the continuity of the uniformity of the structure and density of a stream of transported loose material, particularly organic plant material, and particularly Jul. 21, 2009
7500625 Feeding mechanism Mar. 10, 2009
7478772 Crushing and grinding device, a soybean milk maker including said device and a method for making soybean milk Jan. 20, 2009
7469850 Comminuting apparatus with three-phase synchronous motor and integrated epicyclic gear stage Dec. 30, 2008
7427040 No-oil shredder and other no-oil machinery Sep. 23, 2008
7357340 Destruction method with 45 degree feeding Apr. 15, 2008
7270285 Band cutting system Sep. 18, 2007
7267294 Zero-clearance cutting systems Sep. 11, 2007
7267146 Chipper bed knife Sep. 11, 2007
7213781 Cutterhead May. 8, 2007
7213779 Rotary grinder apparatus and method May. 8, 2007
7198215 Dual product sizing machine Apr. 3, 2007
7175119 Apparatus and method for shredding wet chip materials Feb. 13, 2007
7175116 High-security cutting Feb. 13, 2007

1 2 3 4










 
 
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