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Browse by Category: Main > Plants, Animals & Agriculture
Class Information
Number: 56/295
Name: Harvesters > Cutting > Cutter members > Rotating cutting disk
Description: Comprising a disk having a serrated or sharpened edge and rotating on an axis perpendicular to the plane of the disk.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8695316 Fixed rotary knife with multiple cutting surfaces Apr. 15, 2014
8649954 System for controlling the angular position of stator blades and method for optimizing said angular position Feb. 11, 2014
8640588 Powered weed trimmer cutting head and method Feb. 4, 2014
8615977 Shear and grind rotary mulching mower blade Dec. 31, 2013
8522519 Lawn mower Sep. 3, 2013
8510960 Trimmer head spool for use in flexible line rotary trimmer heads having improved line loading mechanism Aug. 20, 2013
8458998 Rotary lawn mower cutting blade Jun. 11, 2013
8205423 Disc mowing device with blade holder breakable pin connection Jun. 26, 2012
8099937 Replaceable edge for cutting blades Jan. 24, 2012
8099936 Electrically powered flail mower Jan. 24, 2012
7930873 Two piece peripheral mower blade Apr. 26, 2011
7882642 Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism Feb. 8, 2011
7878097 Powered weed trimmer cutting head and method Feb. 1, 2011
7841159 Rotary mower blade integrating aerodynamic elements Nov. 30, 2010
7814735 Bolt for attaching a rotary mower blade Oct. 19, 2010
7743478 Method for changing knives in a mower Jun. 29, 2010
7730708 Mower blade assembly Jun. 8, 2010
7703268 Rotary cutter bar mechanism and blade pin coupling Apr. 27, 2010
7703267 Mower blade coupler with enlarged head and projecting fins Apr. 27, 2010
7647758 Device for reducing debris accumulation in a rotary cutterhead Jan. 19, 2010
7617664 Rotary cutting blade assembly Nov. 17, 2009
7543432 Retractable blade cutting apparatuses and methods for mowing machines Jun. 9, 2009
7543431 Mower blade locking joint 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
7487719 Method for separating banana clusters into separate bananas Feb. 10, 2009
RE40611 Wide cut harvester having rotary cutter bed Dec. 30, 2008
7392643 Mulching system for a lawn mower Jul. 1, 2008
7299612 Rotary mower blade Nov. 27, 2007
7225713 Cutting blade for a motor-driven, manually-guided implement Jun. 5, 2007
7181897 Rotary mower Feb. 27, 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
7111403 Head for line trimming apparatus Sep. 26, 2006
6978590 Lawn mower blade improvement Dec. 27, 2005
6959530 Pivotal knife mounting arrangement Nov. 1, 2005
6938402 Mowing blades having an impact energy absorbing structure Sep. 6, 2005
6935095 Rotary lawnmower blade with reversible replaceable blades Aug. 30, 2005
6925718 Tool head Aug. 9, 2005
6910324 Multi-bladed rotary cutting deck with mulching and discharge/collection modes Jun. 28, 2005
6840030 Thatching attachment for a rotary power lawn mower Jan. 11, 2005
6834486 Pivotal knife mounting arrangement Dec. 28, 2004
6829878 Quick change disc knife mounting mechanism Dec. 14, 2004
6769236 Thin lawn mower blade Aug. 3, 2004
6722114 Safe lawn mower blade alternative system Apr. 20, 2004
6679039 Rotary mower blade Jan. 20, 2004
6675569 Mower blade Jan. 13, 2004
6655119 Cutter blade for lawn mower Dec. 2, 2003

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