Patents for A01B 33 - Tilling implements with rotary driven tools (4,271)
07/1998
07/22/1998CN2286366Y Four edge blade for cleaning stubble
07/15/1998CN2285955Y Multipurpose energy-saving stubble cleaner
07/08/1998CN2285545Y Blade mounting plate for stubble cleaner
07/01/1998EP0850553A2 A soil supporting member
07/01/1998CN2285046Y Roller with cutter
06/1998
06/16/1998US5765649 Implement for loosening soil in an environment including sugar cane mulch
06/10/1998EP0846780A2 A method of making a self-sharpening metallic cutting blade or a cultivator swep and a cutting blade or a cultivator sweep
06/09/1998CA2220608A1 Method of surface hardening a cutting blade and self-sharpening blade
05/1998
05/27/1998CN2282325Y Four-ridge stubble cleaner
05/20/1998CN2281627Y Farming machine group for paddy field
05/07/1998WO1998018310A2 Soil tilling machine
05/07/1998DE19730315A1 Cultivating machine
04/1998
04/15/1998CN2278332Y Forward and reverse rotating device for rotavator
04/14/1998US5737859 Earth leveling apparatus
04/08/1998CN2277620Y Combined structure of multiple head-bent ploughs
04/04/1998CA2184012A1 Soil-stirrer
03/1998
03/18/1998CN2276243Y Improved rotary cultivator transmission
03/17/1998US5727637 Hitch structure for work machine
03/04/1998CN2275324Y Rotavator for paddy field and dry land
02/1998
02/26/1998DE19633775A1 Soil cultivator
02/26/1998DE19633774A1 Soil cultivator
02/25/1998CN2274863Y Small power-driven rotary plow
02/03/1998US5713420 Convertible garden tiller
01/1998
01/21/1998CN2272643Y Shell and blade roller for inverse stubble cleaning rotary tiller
01/21/1998CN2272642Y Soil loosening tool
01/21/1998CN1171030A Universal, retrofittable powerhead for small gasoline engine power implements
01/06/1998US5704201 Implement carrier and method for using
12/1997
12/31/1997CN2271232Y Rotary cultivator mounted on walking tractor
11/1997
11/26/1997EP0808556A1 Suspension and driving arrangement for implements mounted on one or either side of a carrier vehicle
11/26/1997CN2268371Y Straw cutter suspended in front
11/26/1997CN2268361Y Thench digger with horizontal curved coulter
11/26/1997CN2268360Y Rotating plough
11/25/1997US5690180 Horizontal-axis cutter for soil cultivation
11/12/1997CN1164314A Rotary tiller for ridge land
10/1997
10/29/1997EP0802717A2 Universal, retrofittable powerhead for small gasoline engine power implements
10/21/1997US5678639 To be carried by a motorized vehicle
10/09/1997WO1997036469A1 Ground clearing apparatus and method for transporting same
10/07/1997US5673757 Ground opening device
09/1997
09/24/1997CN2262792Y Standing-sitting type double shaft screw paddy field cultivator
09/17/1997CN1159280A Suspension device for cultivator
09/16/1997US5667019 Soil treating device
09/10/1997EP0793906A2 A rotary harrow
09/10/1997EP0793410A1 Cultivator
09/10/1997CN1159140A Rotary cultivator and cultivating method
09/03/1997EP0792435A1 Aggregate for obstacle removal
08/1997
08/20/1997CN2259740Y Medium transmission horizontal rotary tilling machine with improved tilling depth
08/13/1997CN2259240Y Cutter blade flat steel
08/06/1997CN2258688Y Intermediate transmission rotavator having immature soil free tilling blade
08/06/1997CN2258687Y Driven loosener
07/1997
07/16/1997CN2257639Y Caterpillar rotary cultivator for paddy field and dry darmland
07/09/1997EP0782379A1 Circular harrow
06/1997
06/25/1997EP0780047A1 Rotary cultivator and cultivating method
06/11/1997CN2255713Y Stubble cutter
05/1997
05/27/1997US5632345 Rototiller skirt assembly
05/27/1997US5632344 For attachment to a tractor for use in cultivating rows of plants
05/22/1997DE19621702A1 Portable or wheel driven electric soil cultivator
05/21/1997EP0774200A1 Farm working machine
05/07/1997EP0771520A1 A rotary harrow
05/07/1997CN2253562Y Vertical rotary cultivator
04/1997
04/30/1997CN2253104Y Stubble cleaner
04/23/1997CN2252483Y Ridge culture machine
04/23/1997CN1147894A Tilling shaft for power tiller
04/22/1997US5622123 Process and apparatus for killing soil pathogens
03/1997
03/26/1997CN2250004Y 旋耕机 Rotary machine
03/19/1997EP0763314A1 Cultivator
03/12/1997EP0761083A1 Soil working apparatus
03/12/1997EP0761079A1 Soil working machine
03/12/1997EP0761077A1 Soil working device
03/06/1997DE19634860A1 Motorised rotary cultivator
03/01/1997CA2184396A1 Tilling shaft for power tiller
02/1997
02/19/1997CN2247406Y Self-propelled baby rotavator
02/19/1997CN2247405Y Small tilling and soil-working machine for paddy field and dry farmland
02/12/1997CN2246886Y Rotary cultivator with arc-shaped harrow bar
02/05/1997CN1141715A Backing device of power tilling machine
01/1997
01/02/1997DE19522821A1 Extra fitment for rotary cultivators, garden tractors etc.
12/1996
12/27/1996EP0749676A1 Soil working device
12/25/1996CN2243162Y Two wheel rototiller for paddy field
12/18/1996CN2242563Y Intermediat transmission rotary tillage machine of 25-40 horse power grade
12/11/1996CN2241963Y Transmission for rotary tilling machine
12/10/1996US5582256 Wheel blocking for an implement for ground treatment
12/05/1996DE3448524C2 Tractor drawn multiple rotor harrow
12/03/1996US5579851 Ground engaging roller for a field implement
11/1996
11/28/1996WO1996037092A1 Farm working machine
11/13/1996CN2239694Y Portable stubble grinder
11/12/1996US5573069 For pulverizing compacted surfaces
11/06/1996CN2239122Y Paddy field cultivator
10/1996
10/31/1996DE19616816A1 Reverse drive for motorised rotary cultivator
10/31/1996DE19515483A1 Tractor-drawn meadow cultivator
10/29/1996US5569119 Implement for ground treatment with a dead-man safety
10/24/1996DE19514454A1 Rotary milling machine used in forestry
10/24/1996DE19506497A1 Hand operated motorised universal equipment for garden and land cultivation
10/17/1996DE19512714A1 Embankment profiling attachment for mounting on vehicle
10/16/1996EP0737415A2 Agricultural tine
10/15/1996CA2045417C Mulching apparatus
10/08/1996US5562166 Garden tiller
10/01/1996US5560432 Steering clutch for small agricultural implements
09/1996
09/26/1996DE3448546C2 Cultivator attachment for tractor
09/11/1996EP0730818A1 Incroved seed planting device, sowing machine for preparing a seedbed and for sowing using the device
09/11/1996CN2234681Y Rotary cultivator
08/1996
08/29/1996WO1996014218A3 Universal, retrofittable powerhead for small gasoline engine power implements
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