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Class Information
Number: 241/295
Name: Solid material comminution or disintegration > Apparatus > Comminuting elements > Cylindrical or frusto-conical (i.e., peripheral comminuting face) > Sectional or separable surface element > Annular sections
Description: Comminuting elements in which the sections are generally annular.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7422172 |
Paper shredder cutting tool having multiple cutting edges (-) |
Sep. 9, 2008 |
| 7401747 |
Blade pairs for a paper shredder |
Jul. 22, 2008 |
| 7354012 |
Round undulating blade and blade module for shredder |
Apr. 8, 2008 |
| 7350387 |
Tooling assembly |
Apr. 1, 2008 |
| 7334748 |
Method and apparatus for granulating plastic |
Feb. 26, 2008 |
| 7328867 |
Blade for a paper shredder cutting tool |
Feb. 12, 2008 |
| 7293729 |
Arrangement facilitating single fastener attachment for strikers of a wood comminuting rotor |
Nov. 13, 2007 |
| 7172147 |
Modular blade assembly with alignment means |
Feb. 6, 2007 |
| 7048218 |
Shredder blade made by punching and bending |
May. 23, 2006 |
| 7044410 |
Round undulating blade and blade module for shredder |
May. 16, 2006 |
| 7007878 |
Waste product ripping and grinding machine and methods of constructing and operating the machine |
Mar. 7, 2006 |
| 6983903 |
Multi-functional shredder |
Jan. 10, 2006 |
| 6981667 |
Elliptical acetabuliform blade for shredder |
Jan. 3, 2006 |
| 6843437 |
Disintegrator roll for use in a textile machine |
Jan. 18, 2005 |
| 6708912 |
Roll retainer and fiber chopper |
Mar. 23, 2004 |
| 6695240 |
Shredding apparatus |
Feb. 24, 2004 |
| 6659377 |
Apparatus for disengaging insulation material from bales for blowing and method therefor |
Dec. 9, 2003 |
| 6481654 |
Saddle-back hammer and hammer tip |
Nov. 19, 2002 |
| 6402070 |
Bone-mill |
Jun. 11, 2002 |
| 6390400 |
Blade of paper shredder |
May. 21, 2002 |
| 6343755 |
Tire shredding machinery |
Feb. 5, 2002 |
| 6250577 |
Bearing apparatus for axially stressing a rotor element carried on a rotor shaft |
Jun. 26, 2001 |
| 6202949 |
Pulverizer assembly |
Mar. 20, 2001 |
| 6168104 |
Shredding module used in a paper shredder |
Jan. 2, 2001 |
| 6094795 |
Rotary shear |
Aug. 1, 2000 |
| 6089482 |
Blade assembly for paper shredders |
Jul. 18, 2000 |
| 6082644 |
Shredder |
Jul. 4, 2000 |
| RE36486 |
Comminuting apparatus |
Jan. 11, 2000 |
| 5988544 |
Rotary grinder cutting block |
Nov. 23, 1999 |
| 5979285 |
Apparatus for cutting dough products |
Nov. 9, 1999 |
| 5971305 |
Rotary shredder |
Oct. 26, 1999 |
| 5961058 |
Cutting cylinder for a document shredding machine |
Oct. 5, 1999 |
| 5897066 |
Claw drum for shredding used carpet |
Apr. 27, 1999 |
| 5836530 |
Paper manufacture conical-type pulp refiners improvements |
Nov. 17, 1998 |
| 5799887 |
Cutting cylinder for a document shredding machine |
Sep. 1, 1998 |
| 5730375 |
Blade assembly and method |
Mar. 24, 1998 |
| 5676321 |
Cutting disk |
Oct. 14, 1997 |
| 5636801 |
One piece molded stripper for shredders |
Jun. 10, 1997 |
| 5511729 |
Waste comminutor and cutter elements therefor |
Apr. 30, 1996 |
| 5462235 |
Aggregate producing machine |
Oct. 31, 1995 |
| 5383616 |
Pulp mill apparatus |
Jan. 24, 1995 |
| 5379951 |
Comminuting apparatus |
Jan. 10, 1995 |
| 5328107 |
Paper shredding roller for a paper shredder |
Jul. 12, 1994 |
| 5318231 |
Rotary shredding cutters |
Jun. 7, 1994 |
| 5253816 |
Material crushing roller construction |
Oct. 19, 1993 |
| 5236139 |
Wear adjustable shredder |
Aug. 17, 1993 |
| 5228629 |
Grinding element for drum refiner |
Jul. 20, 1993 |
| 5152469 |
Machine for shredding rubber tires and other solid waste material |
Oct. 6, 1992 |
| 5148994 |
Segment for drum refiners and structure provided therewith |
Sep. 22, 1992 |
| 5141168 |
Macerating machine |
Aug. 25, 1992 |
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