| Patents for A01C 19 - Arrangements for driving working parts of fertilisers or seeders (1,382) |
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| 10/21/2004 | US20040206282 Drive mechanism for agricultural planters |
| 09/14/2004 | CA2432166C Apparatus and method for obtaining continuous speed ratios in a seeding or fertilizing machine |
| 07/08/2004 | US20040132567 Tractor hitch transmission |
| 06/08/2004 | US6745710 Drive element for gearbox output |
| 05/27/2004 | WO2004044460A1 A gearbox, particularly for transmission systems in devices for metering granular materials |
| 05/27/2004 | CA2504020A1 A gearbox, particularly for transmission systems in devices for metering granular materials |
| 05/13/2004 | US20040089209 Levelling wheel and closing wheel used in no-till sowing |
| 05/04/2004 | US6729250 Coupling for a flexible rotatable drive shaft |
| 04/08/2004 | DE202004000655U1 Gear drive system for agricultural fertilizer spreader has tilting housing held in fixed framework and containing crown wheel and pinion and uses reaction moment as control input |
| 04/06/2004 | US6715433 Restraint for a flexible drive shaft gearbox |
| 03/18/2004 | US20040050312 Restraint for a flexible drive shaft gearbox |
| 03/04/2004 | WO2004017714A1 Gearbox arrangement |
| 03/04/2004 | WO2004017713A1 Gear assembly, seeding machine, and seed container comprising such a gear assembly |
| 02/12/2004 | US20040025765 Drive element for gearbox output |
| 02/12/2004 | US20040025764 Coupling for a flexible rotatable drive shaft |
| 02/12/2004 | DE10232804A1 Landmaschine mit stufenlosem Kegelscheibengetriebe Agricultural machine with stepless cone gear |
| 02/11/2004 | EP1388678A1 Combination of a gear and a flexible drive shaft |
| 01/21/2004 | EP1382238A1 Agricultural machine with continuously variable cone pulley transmission |
| 01/21/2004 | EP1382236A2 Granular spreader and product container |
| 11/25/2003 | US6651569 Seed drill |
| 09/09/2003 | US6615755 Apparatus and method for obtaining continuous speed ratios in a seeding or fertilizing machine |
| 08/21/2003 | US20030155453 Broadcast spreading top dresser |
| 05/07/2003 | EP1158847B1 Device for spreading an agricultural product |
| 01/30/2003 | US20030019409 Apparatus and method for obtaining continuous speed ratios in a seeding or fertilizing machine |
| 01/21/2003 | US6508419 Broadcast spreading top dresser |
| 12/05/2002 | US20020178981 Variable rate drive |
| 11/14/2002 | DE10116374A1 Spreader machine e.g. for fertilizer has holding arm for drive wheel designed as a plate element such as a leaf spring to yield when negotiating bends |
| 10/10/2002 | DE10116373A1 Fertilizer spreader or seed drill has applicator operated by drive wheel mounted on arm and which moves over soil, wheel being driven by chain drive whose chains move through tubes mounted on arm |
| 10/01/2002 | US6457427 Apparatus for obtaining continuous speed ratios in a seeding or fertilizing machine |
| 08/15/2002 | US20020108547 Apparatus for obtaining continuous speed ratios in a seeding or fertilizing machine |
| 08/15/2002 | US20020108546 Seed drill |
| 08/14/2002 | EP1230834A1 Seed drill |
| 07/11/2002 | DE10061391A1 Spacer seed drill with wide-spread frame drives frame part drive shafts through series-circuited motor off ground-wheel powered hydraulic pump. |
| 02/28/2002 | DE10130182A1 Single grain sowing machine has running wheel(s) preferably in each lateral area of machine to drive at least some single grain sowing units via variable speed gearbox, transfer arrangement |
| 01/16/2002 | CN2471072Y Hole disc positioning mechanism of automatic drill for seedling in factory |
| 01/09/2002 | CN2469675Y Holed-plate conveying mechanism of automatic sower for factorial seedling growth |
| 12/19/2001 | EP1163831A1 Sowing machine |
| 12/05/2001 | EP1158847A2 Device for spreading an agricultural product |
| 11/07/2001 | CN2457848Y Full-automatic seeder |
| 08/29/2001 | CN2444395Y Manual plough handle fertilizer applicator |
| 06/05/2001 | US6240861 Split meter roller for agricultural air carts |
| 04/24/2001 | US6220531 Conveying, spreading and milling apparatus |
| 02/06/2001 | US6182588 Hydraulic system having boost pump in series with a primary pump and a boost pump drive therefor |
| 01/09/2001 | US6170412 Hydraulic system having boost pump in parallel with a primary pump and a boost pump drive therefor |
| 01/03/2001 | CN2412359Y Gearing mechanism of plastic-mulching, fertilizing and seeding machine |
| 12/21/2000 | WO2000051412A3 Device for spreading an agricultural product |
| 11/21/2000 | US6149079 Broadcast spreading top dresser |
| 11/14/2000 | US6145455 Agricultural material metering system |
| 10/17/2000 | US6131818 Composted waste spreading apparatus and method |
| 09/26/2000 | US6123276 Interlock system for spreader bodies |
| 09/08/2000 | WO2000051412A2 Device for spreading an agricultural product |
| 09/04/2000 | CA2288481A1 Flexible rotatable drive shaft for a row crop planting unit |
| 01/19/2000 | CN2358668Y Agricultural seeding machine |
| 01/05/2000 | CN2356464Y Rice seedling cultivation disc seeding car |
| 10/20/1999 | CN2343762Y Single-body sowing machine without land wheel |
| 10/06/1999 | CN2341365Y Agricultural small planter |
| 09/22/1999 | CN2338956Y Drilling-hole seeder |
| 09/14/1999 | US5950550 Seeding implement adapted to be towed forward over the ground |
| 08/25/1999 | CN2334151Y Float ground wheel gearing device for grain seedling machine |
| 08/18/1999 | CN2333158Y Improved seeder driving mechanism |
| 08/11/1999 | CN2332157Y Big pressure disk-type suspended grain seeder |
| 07/28/1999 | CN2330156Y 多功能播种机 Multifunction planter |
| 07/21/1999 | CN2329158Y Small single-wheel sloping field seeder |
| 06/09/1999 | EP0920795A2 Granular spreader and product container |
| 05/26/1999 | CN2320006Y Driving wheel combined fertilizing and sowing machine |
| 04/27/1999 | US5896966 Hydraulic seed clutch actuator for seed drills |
| 03/10/1999 | CN2309694Y Plate for supporting and fixing axle bracket of ground wheel and chain wheel of seeder |
| 12/16/1998 | CN2300241Y Seeder ground wheel adjuster |
| 12/02/1998 | CN2298647Y Single-link double-pivot points reverse driving gear assembly |
| 10/28/1998 | CN2295315Y Seeding drill |
| 10/25/1998 | CA2203705A1 Vehicle mountable and demountable material spreader |
| 09/30/1998 | CN2292378Y Mounted seeder |
| 09/23/1998 | CN2291778Y Manpower deep fertilizer distributor for paddy field |
| 07/15/1998 | CN2285958Y Bicycle seeding fertilizer |
| 06/10/1998 | CN2283349Y Seeder driving wheel copying support |
| 06/03/1998 | CN2282762Y Seeder for wheat |
| 04/29/1998 | CN2279774Y Single man operated multi-purpose seed plough |
| 04/29/1998 | CN2279773Y Crotch like clutch for sowing machine |
| 04/29/1998 | CN2279772Y Double wheel type device for tensioning chain automatically for agricultural machine |
| 04/08/1998 | CN2277624Y Multi-function seed plough for interplanting |
| 03/25/1998 | CA2212593A1 Spreading and conveying apparatus |
| 02/19/1998 | DE19633118A1 Infinitely-variable gearbox for agricultural spreading machine |
| 02/11/1998 | CN2273950Y Semi-suspension sower of hand tractor |
| 10/29/1997 | CN2265665Y Slip-proof mud wheel |
| 09/24/1997 | CN2262793Y Batch-type driving seeder combined with fertilizing apparatus |
| 08/27/1997 | EP0791286A2 Broadcaster |
| 05/27/1997 | US5632212 Dual-speed clutch for agricultural planter |
| 03/06/1997 | DE19531646A1 Pneumatic seed-drill with hydraulic pump and fan motor |
| 03/06/1997 | DE19531644A1 Pneumatic seed-drill with hydraulic pump and fan motor |
| 03/05/1997 | EP0760199A1 Pneumatic seed drill |
| 07/17/1996 | CN2231011Y Multipurpose single row seeder |
| 03/12/1996 | US5497715 Seed metering drive mechanism for seed planters and the like |
| 03/06/1996 | CN2221292Y Grain seeder mounted to small tractor |
| 01/24/1996 | CN2217867Y Linear two-wheel seeder |
| 10/31/1995 | US5461993 Tractor-drawn direct seed sowing apparatus |
| 10/04/1995 | CN2208777Y Multifunctional plant protection cultivating and top dressing machine |
| 05/24/1995 | CN2197797Y Sowing machine |
| 05/17/1995 | CN2196856Y Fertilizing plough with multiple function |
| 04/05/1995 | CN2193644Y Miniature seeding at intervals machine |
| 03/16/1995 | DE4330630A1 Pneumatic distributor machine |