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Class Information
Number: 56/255
Name: Harvesters > Cutting > Rotating-cutting-disk type
Description: The cutter comprising a disk having a serrated or sharpened edge and rotating on an axis perpendicular to the plane of the disk, the disk cooperating with another or with a fixed ledger-blade.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617664 |
Rotary cutting blade assembly |
Nov. 17, 2009 |
| 7543431 |
Mower blade locking joint |
Jun. 9, 2009 |
| 7543432 |
Retractable blade cutting apparatuses and methods for mowing machines |
Jun. 9, 2009 |
| 7506494 |
Pivot-blade cutting and retaining means for rotary mowers |
Mar. 24, 2009 |
| 7490459 |
Mowing device, a knife adapter for such a mowing device and a retainer for such a mowing device |
Feb. 17, 2009 |
| 7487704 |
Saw blade with multiple interior secondary saw teeth |
Feb. 10, 2009 |
| 7480998 |
Bush cutter |
Jan. 27, 2009 |
| 7451677 |
Saw blade with secondary teeth |
Nov. 18, 2008 |
| 7416040 |
Travelling device particularly for self-propelled mower |
Aug. 26, 2008 |
| 7392643 |
Mulching system for a lawn mower |
Jul. 1, 2008 |
| 7299612 |
Rotary mower blade |
Nov. 27, 2007 |
| 7290383 |
Trimmer blade |
Nov. 6, 2007 |
| 7171798 |
Rotary shredding blade |
Feb. 6, 2007 |
| 7155889 |
Modularized lawnmower replacement blade |
Jan. 2, 2007 |
| 7127877 |
Universal mower blade |
Oct. 31, 2006 |
| 7124566 |
Cutting device, particularly a lawn mower |
Oct. 24, 2006 |
| 7024847 |
Mower deck |
Apr. 11, 2006 |
| 6971224 |
Retractable discharge chute for a lawn mower |
Dec. 6, 2005 |
| 6951094 |
Mower with mulching function |
Oct. 4, 2005 |
| 6938402 |
Mowing blades having an impact energy absorbing structure |
Sep. 6, 2005 |
| 6935095 |
Rotary lawnmower blade with reversible replaceable blades |
Aug. 30, 2005 |
| 6910324 |
Multi-bladed rotary cutting deck with mulching and discharge/collection modes |
Jun. 28, 2005 |
| 6848245 |
Lawn mower with improved blade and blade housing |
Feb. 1, 2005 |
| 6840030 |
Thatching attachment for a rotary power lawn mower |
Jan. 11, 2005 |
| 6834486 |
Pivotal knife mounting arrangement |
Dec. 28, 2004 |
| 6782682 |
Shield fixed over crop conveyor wheel of machine for mowing stalk-like crops |
Aug. 31, 2004 |
| 6769236 |
Thin lawn mower blade |
Aug. 3, 2004 |
| 6722114 |
Safe lawn mower blade alternative system |
Apr. 20, 2004 |
| 6698176 |
Multiple saw pruning apparatus |
Mar. 2, 2004 |
| 6688095 |
Blade coupler assembly for use with a self-propelled, walk-behind rotary lawn mower |
Feb. 10, 2004 |
| 6655119 |
Cutter blade for lawn mower |
Dec. 2, 2003 |
| 6640449 |
Cutting blade for a trimmer |
Nov. 4, 2003 |
| 6594981 |
Mowing and mulching system for lawnmowers |
Jul. 22, 2003 |
| 6588190 |
Shield fixed over crop conveyor wheel of machine for mowing stalk-like crops |
Jul. 8, 2003 |
| 6575839 |
Heavy duty quill assembly for a lawn mower |
Jun. 10, 2003 |
| 6513311 |
Automatic configuration of dual cutter mode windrowers |
Feb. 4, 2003 |
| 6490850 |
Mower blade |
Dec. 10, 2002 |
| 6484486 |
Grass cutting machine with mower unit |
Nov. 26, 2002 |
| 6470662 |
Multiple blade cutting apparatus for rotary lawn mower |
Oct. 29, 2002 |
| 6470661 |
Mowing blade with star |
Oct. 29, 2002 |
| 6415591 |
Lawnmower blade with fan structure for creating enhanced air movement |
Jul. 9, 2002 |
| 6393811 |
Cutting element for a rotary cutting machine |
May. 28, 2002 |
| 6389786 |
Belt drive system having a single drive motor for multi-bladed rotary cutting unit for mower |
May. 21, 2002 |
| 6367235 |
Blade-mounting system for a rotary mower |
Apr. 9, 2002 |
| 6360517 |
Mower unit |
Mar. 26, 2002 |
| 6357215 |
Vegetation cutting tool and blade |
Mar. 19, 2002 |
| 6321517 |
Leaf blowing blade for a lawn mower |
Nov. 27, 2001 |
| 6318055 |
Vertical-axis mower and roller conditioner |
Nov. 20, 2001 |
| 6311463 |
Rotary mower cutter disc having self-cleaning knife mount shield |
Nov. 6, 2001 |
| 6301868 |
Vortex reducing mower blade |
Oct. 16, 2001 |
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