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Class Information
Number: 241/225
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) > With material feed and/or discharge mechanism or control > Hopper > With roll or rotary material agitator
Description: Apparatus in which the feed mechanism comprises a roll or some form of rotary material agitator which operates in connection with a hopper to effect the feeding.


Patents under this class:

Patent Number Title Of Patent Date Issued
7422171 Compartment of shredder for receiving piled-up sheets Sep. 9, 2008
7094309 Process and device for gluing dried fibers designated for the production of fiberboards Aug. 22, 2006
6722596 Multiple wheel feed wheel assembly for a wood chipper Apr. 20, 2004
6565026 Tire chopping apparatus May. 20, 2003
6290154 Strand cutting apparatus Sep. 18, 2001
6129296 Double roll peg feeder assembly for flaking mills Oct. 10, 2000
6027055 Brush chipper Feb. 22, 2000
5947395 Materials reducing machine Sep. 7, 1999
5893523 Apparatus for comminuting waste materials having feed roll delivery features Apr. 13, 1999
5873397 Wood pulverizer with improved hammers and anvils Feb. 23, 1999
5860607 Apparatus for comminuting waste materials having screw delivery features Jan. 19, 1999
5845857 Coffee mill adapted for controlled mixing of coffee beans Dec. 8, 1998
5823452 Flaker mill Oct. 20, 1998
5791567 Apparatus for processing used metallized belts or bands Aug. 11, 1998
5746378 Volume reduction machine May. 5, 1998
5649578 Wood pulverizer with improved hammers and anvils Jul. 22, 1997
5454524 Material feeding apparatus Oct. 3, 1995
5427321 Waste paper processing system Jun. 27, 1995
5248100 Crusher with rotor for shearing Sep. 28, 1993
5241898 Coffee dispenser and brewer apparatus Sep. 7, 1993
5143307 Secondary cutter apparatus for plastic size reduction equipment Sep. 1, 1992
5127588 Tire chipper Jul. 7, 1992
5114490 Apparatus for control of sugarcane half-billets May. 19, 1992
4986481 Automatic paper feeder for document shredder Jan. 22, 1991
4972999 Ice piece barrier for selective ice crusher dispenser Nov. 27, 1990
4893759 Paper shredder with charge removing means Jan. 16, 1990
4890797 Automatic paper feeder for document shredder Jan. 2, 1990
4871118 Machine for densifying plastic containers and the like Oct. 3, 1989
4842205 Shredding machine Jun. 27, 1989
4836459 Apparatus for feeding rolling mills, particularly for oil seed Jun. 6, 1989
4817877 Shredding machine Apr. 4, 1989
4815670 Shredder Mar. 28, 1989
4709864 Method and apparatus for the crushing of material Dec. 1, 1987
4703899 Feeding device for a container cutting machine Nov. 3, 1987
4697748 Method and apparatus for macerating and wet-crushing brewing ingredients Oct. 6, 1987
4564146 Paper shredding machine Jan. 14, 1986
4513918 Dispensing apparatus Apr. 30, 1985
4422581 Apparatus for recovering rubber from rubber tires Dec. 27, 1983
4232860 Paper feeder Nov. 11, 1980



 
 
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