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Class Information
Number: 56/13.6
Name: Harvesters > Motorized harvester > Including plural operating units and drive > Separately-acting cutter units
Description: Machine wherein the operating assemblages are cutting assemblages that act to cut vegetation or crop either in different places or ways or at different times from one another.










Sub-classes under this class:

Class Number Class Name Patents
56/13.7 For disparate cutting operations 65


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8544246 Self engaging wing lawn mower Oct. 1, 2013
8452501 Sugar cane harvester automatic cutter height control May. 28, 2013
8322121 Electric trimmer attachment for lawn tractors Dec. 4, 2012
8316627 Weed cutter Nov. 27, 2012
8225589 Drive arrangement for a mower with rotary cutter disks Jul. 24, 2012
8220238 Header for a forage harvester Jul. 17, 2012
8091328 Header for a forage harvester Jan. 10, 2012
7975459 String trimmer attachment for a riding lawn mower Jul. 12, 2011
7973654 Cutterbar failure detection system and method Jul. 5, 2011
7954309 Apparatus to improve modular cutterbar connecting shaft spline durability Jun. 7, 2011
7832189 Apparatus to improve modular cutterbar connecting shaft spline durability Nov. 16, 2010
7743478 Method for changing knives in a mower Jun. 29, 2010
7730703 Modular disc cutterbar Jun. 8, 2010
7730702 Belt drive for a harvesting header with a movable cutterbar Jun. 8, 2010
7661253 Modular rotary cutterbar Feb. 16, 2010
7640719 Rotary mower over-center self-locking wing lift Jan. 5, 2010
7637088 Profiled modular casing for cutting plants, in particular for equipping vine trimmers Dec. 29, 2009
7634897 Rotary cutting machine with replaceable cutting teeth Dec. 22, 2009
7536846 Debris diverter for a rotary cutter May. 26, 2009
7513095 Five-section rotary mower Apr. 7, 2009
7490459 Mowing device, a knife adapter for such a mowing device and a retainer for such a mowing device Feb. 17, 2009
7416040 Travelling device particularly for self-propelled mower Aug. 26, 2008
7370459 Agricultural machine, particularly of the rotary mower type, comprising an improved chopping device May. 13, 2008
7313902 Folding deck mechanism Jan. 1, 2008
7305811 Side mower deck for a mower tractor Dec. 11, 2007
7219488 Mounting apparatus for string trimmer for and with lawn mower multi-task unit May. 22, 2007
7165382 Trimmer attachment for lawn mowers and tractors Jan. 23, 2007
7028455 Weed cutter mounting system Apr. 18, 2006
6796204 Rotary cutterbar gear housing having support for pinion gear Sep. 28, 2004
6782680 Agricultural machine Aug. 31, 2004
6718743 Converging drum for mower-conditioner equipped with a rotary disc cutter bar Apr. 13, 2004
6698478 Mobile silvicultural apparatus and method for operating the same Mar. 2, 2004
6681553 Mower cutting chamber Jan. 27, 2004
6601374 Weed trimmer to mower attachment kit Aug. 5, 2003
6591595 Brush cutter and method Jul. 15, 2003
6591592 Rotating mower assembly Jul. 15, 2003
6550505 Land clearing tractor for selectively clearing a land of brush and trees and process therefor Apr. 22, 2003
6481192 Steering tube for pivotally rotating a hay harvester gearbox Nov. 19, 2002
6453957 Cutting attachment Sep. 24, 2002
6427428 Cutting device for a cutting machine Aug. 6, 2002
6381934 Topper and shredder May. 7, 2002
6336312 Gang-Type rotary lawn mower with multiple rear rollers Jan. 8, 2002
6336311 Gang-type rotary lawn mower with rear roller Jan. 8, 2002
6318055 Vertical-axis mower and roller conditioner Nov. 20, 2001
6314707 Balanced reciprocating, brush cutting, mower attachment Nov. 13, 2001
6311463 Rotary mower cutter disc having self-cleaning knife mount shield Nov. 6, 2001
6305153 Cutting member for agricultural mower Oct. 23, 2001
6293350 Trimmer/cutter attachment for landscaping trimmers Sep. 25, 2001
6192666 Lawn mower Feb. 27, 2001
6145289 Windrow grouper arrangement Nov. 14, 2000

1 2 3 4 5 6










 
 
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