A01B 21 - Harrows with rotary non-driven tools

Patents for A01B 21 - Harrows with rotary non-driven tools (576)
04/2005
04/14/2005	DE10343466A1 Harrow has rows of parallel disks in sets whose mountings contain four rubber bars surrounding tubular disk support, bars extending across two or more sets of disks and preferably having same length as support
03/2005
03/03/2005	DE202004020159U1 Scheibenegge Disc harrow
02/2005
02/24/2005	DE10336652A1 Scheibengerät Disk device
02/16/2005	EP1506703A2 disk apparatus
02/10/2005	DE10328210A1 Cultivator has frame with one or more vertical bearings for disc supports for horizontally pivoting same to overcome obstructions in ground
12/2004
12/29/2004	EP1491080A1 Soil cultivating device
12/09/2004	US20040245004 Single standard double disk configuration
11/2004
11/17/2004	CN2655598Y Wide level soil preparation machine
10/2004
10/21/2004	DE20023539U1 Agricultural soil cultivation machine has a two part share located between consecutive vertical discs on the same beam, the lower part forming a horizontal cutting section
10/07/2004	DE202004007586U1 Roller for harrow comprises tubular base, through which bars are fitted diametrically, protruding ends of these forming tines of roller
09/2004
09/16/2004	DE20320481U1 Disk harrow has two cross-beams, on each of which row of disks is mounted, angle of disks in each row being adjusted by moving beam, which is then fixed in position by inserting pin into slot
09/08/2004	EP1032253B1 Agricultural apparatus
09/02/2004	DE202004007238U1 Agricultural device, comprising lateral protecting shield adjustable in height with system of levers and asymmetric angle element
09/02/2004	DE202004007112U1 Disk shares carrying unit for agricultural device, comprising several exchangeable bearing elements
08/2004
08/26/2004	DE202004005382U1 Disk harrow has two rows of vertical disks which are at angle to direction of motion of machine, this angle being adjustable and degree of swiveling being restricted by mounting
08/25/2004	EP1449419A1 Soil-working implement with at least two rows of discs
08/05/2004	US20040149186 Implement for cultivating and depositing material in soil
04/2004
04/29/2004	WO2004034768A1 Precision disc tiller and safety device therefor
04/22/2004	DE202004001397U1 Disc harrow has disc rows mounted for free lateral movement between end stops
04/01/2004	WO2004026018A1 Disk harrow
03/2004
03/30/2004	CA2171865C A rolling cultivator
03/25/2004	DE10242541A1 Disk harrow has two beams on which disks are mounted which are at angle to each other and are mounted on arms which slope downwards and backwards, lengths of arms of inwardly-facing outer disks being adjustable
03/11/2004	DE10238644A1 Bodenbearbeitungsgerät Harrow
02/2004
02/25/2004	EP1391145A1 Soil working apparatus
02/24/2004	US6695069 Spring rockflex bearing arm
02/19/2004	DE10236827A1 Agricultural disc plough has blade angle of plough discs adjusted via motorized setting device for regulation of ploughing depth under control of depth measuring device
02/12/2004	DE20023397U1 Landwirtschaftsmaschine Agricultural machine
01/2004
01/21/2004	EP1382235A1 Soil tilling machine
01/15/2004	WO2004004438A1 Soil preparation unit
01/15/2004	WO2004004437A1 A soil tillage entity with angled discs
01/14/2004	CN2598309Y Spike-tooth disc combined harrow
01/07/2004	EP1378155A1 A disc entity, a soil tillage entity and an agricultural machine provided with these
01/02/2004	EP1081999B1 Harrow bearing
12/2003
12/23/2003	US6666280 Soil cultivating apparatus
09/2003
09/24/2003	EP1345487A1 Precision disc tiller with incorporated sowing elements
09/03/2003	EP1182920B1 Agricultural machine and device
08/2003
08/06/2003	EP1332655A1 Agricultural machine
06/2003
06/17/2003	US6578640 Apparatus and method for preparing agricultural ground for planting
05/2003
05/06/2003	US6557646 Mulch-till ripper
04/2003
04/09/2003	EP1300060A1 Soil working tool
12/2002
12/31/2002	US6499543 Tilling implement comprising a plurality of gangs of disks rotating about a common axis
12/25/2002	CN2527072Y Harrow for rice field
12/04/2002	CN2523176Y Flexible lightweight bracket with cavity
11/2002
11/26/2002	US6484812 Harrow bearing
11/19/2002	CA2207250C Cultivator attachment for a skid steer tractor unit
09/2002
09/12/2002	US20020125019 Spring rockflex bearing arm
09/04/2002	EP1236386A1 Soil working tool, frame and implement
08/2002
08/08/2002	DE10104911A1 Bodenbearbeitungsgerät mit Angriffswinkelverstellung Harrow with attack angle adjustment
05/2002
05/09/2002	US20020053444 Device for soil preparation
05/09/2002	US20020053443 Device for soil preparation
05/09/2002	US20020053441 Device for soil preparation
05/08/2002	EP1203521A1 A device for soil preparation
05/08/2002	EP1203520A1 A device for soil preparation
05/08/2002	EP1203519A1 A device for soil preparation
03/2002
03/14/2002	WO2002019792A1 Precision disc tiller with incorporated sowing elements
03/06/2002	EP1182920A1 Agricultural machine and device
12/2001
12/26/2001	CN2466865Y Foldable disc harrow
11/2001
11/14/2001	EP1152651A1 A soil cultivating apparatus
10/2001
10/11/2001	DE10016663A1 Power harrow has earthworking tools mounted around circumference of rotating disks so that they can themselves rotate independently and which carry guide rollers which control their positions as disk rotates
08/2001
08/28/2001	US6279666 Row crop debris clearing apparatus
04/2001
04/10/2001	US6213220 Disc plough improvements
03/2001
03/14/2001	EP1081999A1 Harrow bearing
03/14/2001	CN2422794Y Small-sized hand tractor brag rake
02/2001
02/27/2001	US6192993 Method of improving crop residue decay in a field
01/2001
01/17/2001	EP1068782A1 Disc harrow
12/2000
12/14/2000	WO2000074464A1 Agricultural machine and device
12/12/2000	US6158523 Agricultural disc mounting system and method
11/2000
11/22/2000	CN2406456Y Disk harrow with adjustable number of discs
11/08/2000	EP1050203A1 Reversible disc gang v-type harrow
11/08/2000	CN2404305Y Double blade single wheel harrow
11/08/2000	CN2404304Y Miniature tilling implement
10/2000
10/11/2000	CN1269135A Farm chemicals preparation for application on water
09/2000
09/06/2000	EP1032253A1 Agricultural apparatus
08/2000
08/17/2000	WO2000047033A1 A soil cultivating apparatus
05/2000
05/17/2000	CN2377801Y Two-way self-sharpening blade rotary hoe
04/2000
04/26/2000	CN1251257A Tractor/animal-drawn holding-down grass harrow
04/19/2000	CN2373973Y Hand tractor cultivator with regulator
02/2000
02/03/2000	WO2000004755A1 Ploughing machine comprising several disc gangs rotating about a common axis
02/03/2000	CA2337324A1 Ploughing machine comprising several disc gangs rotating about a common axis
01/2000
01/26/2000	CN2359857Y Low speed crankshaft four-link mechanism scraper
12/1999
12/01/1999	EP0959655A1 Agricultural machine
11/1999
11/25/1999	WO1999059395A1 Harrow bearing
11/19/1999	CA2237875A1 Harrow bearing
11/03/1999	CN2346148Y Jigger shaft rake
09/1999
09/08/1999	EP0940069A1 Soil working machine with laterally extendable and retractable tools
06/1999
06/29/1999	US5915481 Tillage implement with on the go angle and depth controlled discs
06/16/1999	CN2323555Y Foldable hydraulic harrow
06/10/1999	WO1999027766A1 Agricultural apparatus
05/1999
05/19/1999	CN2318799Y Mechanically drawing harrow
05/12/1999	DE19749430A1 Agricultural device consists of several cultivation units positioned behind each other
04/1999
04/21/1999	EP0909123A1 Self-cleaning rotary trash harrow
04/15/1999	DE19745680A1 Roller cultivator for loosening soil
03/1999
03/16/1999	US5881820 Offset/tandom disc-type tillage implement
03/09/1999	US5878821 Tillage implement with on-the-go angle and depth controlled discs
03/08/1999	CA2246515A1 Rotary harrow
02/1999
02/23/1999	US5873417 Cultivator attachment for a skid steer tractor unit
01/1999
01/27/1999	EP0893043A1 Ploughing apparatus comprising a plurality of disc gangs rotating around the same axis
01/21/1999	WO1999002027A1 Tillage implement with on-the-go angle and depth controlled discs
11/1998
11/17/1998	CA2078453C Rotary hoe extension
11/11/1998	CN2296610Y Small-sized tractor light rake

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