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Class Information
Number: 241/291
Name: Solid material comminution or disintegration > Apparatus > Comminuting elements
Description: Apparatus comprising single comminuting elements not provided for above.










Sub-classes under this class:

Class Number Class Name Patents
241/299 Annular internal comminuting face 104
241/293 Cylindrical or frusto-conical (i.e., peripheral comminuting face) 114
241/296 Disklike comminuting surface (i.e., radial comminuting face) 123
241/292.1 Edged blades extending radially 134
241/300.1 Plural stationary edged blades 14
241/300 Wear face to backing connections 209
241/292 With balancing means 15


Patents under this class:
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Patent Number Title Of Patent Date Issued
8651407 Composite impactor for impact crusher Feb. 18, 2014
8308096 Reinforced roll and method of making same Nov. 13, 2012
8215231 Household food processor with food processing tools Jul. 10, 2012
8136746 System for controlling coal flow in a coal pulverizer Mar. 20, 2012
8128014 Turbo pulp lifter Mar. 6, 2012
8056847 Rotating feed distributor Nov. 15, 2011
7832670 Material reducing apparatus Nov. 16, 2010
7828237 Modular grinding core and grinding devices incorporating the same Nov. 9, 2010
7566016 Pulverizer with keyless main shaft Jul. 28, 2009
7293729 Arrangement facilitating single fastener attachment for strikers of a wood comminuting rotor Nov. 13, 2007
6983903 Multi-functional shredder Jan. 10, 2006
6874716 Beater bar capable of being acted upon on one side for impactor rotors Apr. 5, 2005
6550702 Apparatus for removing and chipping wood scraps Apr. 22, 2003
6484766 Stump grinding apparatus having improved cutter tool Nov. 26, 2002
6419173 Production plus hammer with protective pocket Jul. 16, 2002
6260780 Paper shredder shaft Jul. 17, 2001
6196284 Wood pulverizer with improved grates and grate components Mar. 6, 2001
6148882 Disk chipper and method for fastening a bedknife to a disk chipper Nov. 21, 2000
6145768 Layout of an apparatus for crushing-breaking useless casting products, a fixed cutter device and a rocking cutter device used for the apparatus, and a method for coating the fixed cutter devic Nov. 14, 2000
6102312 Rotary hammer mill Aug. 15, 2000
6089482 Blade assembly for paper shredders Jul. 18, 2000
6070820 Table reinforcing ring for a vertical shaft impact crusher Jun. 6, 2000
6066407 Wear resistant parts for hammers and chippers May. 23, 2000
6047912 Break-away processing tool for a waste processing machine Apr. 11, 2000
5996657 Stump cutter tool life extender Dec. 7, 1999
5967436 Production plus hammer with protective pocket Oct. 19, 1999
5950937 Alumina-zirconia sintered body, production thereof, and impact grinder using said alumina-zirconia sintered body Sep. 14, 1999
5941469 Chopper knife Aug. 24, 1999
5927625 Hay cutting machine Jul. 27, 1999
5911370 Rotary mineral breaker tip assembly and components therefor Jun. 15, 1999
5839677 Track for mills Nov. 24, 1998
5829695 Crushing machine Nov. 3, 1998
5829698 Rotor design Nov. 3, 1998
5803374 Breakdown tool Sep. 8, 1998
5791568 Leaf vacuum/chopper Aug. 11, 1998
5772135 Jaw crushers Jun. 30, 1998
5743476 Concrete crusher Apr. 28, 1998
5730375 Blade assembly and method Mar. 24, 1998
5711492 Composite machine elements from fiber reinforced polymers and advanced wear ceramics Jan. 27, 1998
5655582 Modified quick change inserted edges anvil system for wood chippers Aug. 12, 1997
5597124 Particle size reduction Jan. 28, 1997
5570571 Blade for a flail type brush cutting machine Nov. 5, 1996
5465912 Pulverizing and grinding hammer Nov. 14, 1995
5427499 Turbines having depressions in the working members thereof Jun. 27, 1995
5409047 Chipper knife Apr. 25, 1995
5381975 Hammer for use in shredders having replaceable pin holes Jan. 17, 1995
5328776 Abrasion and impact resistant composite castings and wear resistant surface provided therewith Jul. 12, 1994
5273217 Method and apparatus for improving the crushing action of demolition tools Dec. 28, 1993
5160095 Macerators Nov. 3, 1992
5148999 Animal feed mixing system Sep. 22, 1992

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