Patents
Patents for A01C 19 - Arrangements for driving working parts of fertilisers or seeders (1,382)
02/1995
02/01/1995CN2188271Y Planting apparatus for walking tractor planter
09/1994
09/20/1994US5347939 Agricultural apparatus
05/1994
05/03/1994US5307965 Ground-driven top dresser utilizing easily actuated clutch mechanism
01/1994
01/26/1994CN2153927Y Rice direct seeder
12/1993
12/15/1993CN2149090Y Negative attracting device for motor exhaust pipe
12/08/1993CN2148460Y Paddy field dibbler
11/1993
11/09/1993CA2054984C Two speed gearbox
08/1993
08/11/1993CN2139770Y Shallow-water direct seeding machine of rice
05/1993
05/26/1993CN2134037Y Driving gear of seed plough
03/1993
03/03/1993CN2127550Y Gas-driving device for fertilizer discharger of applicator
02/1993
02/17/1993CN2126957Y Maize dibbler
01/1993
01/19/1993US5180112 Drive arm for a spreader
12/1992
12/30/1992CN2125905U Hand light synchrotron single-grain seeders
12/23/1992CN2125229U Light-weight mini-wheat seeder
11/1992
11/11/1992CN2121112U Multi-functional planter
11/11/1992CN2121111U Multi-functional small planter
10/1992
10/21/1992CN2119082U Full-mounted seeder
09/1992
09/23/1992CN2116335U Automatic fertilizer spreader
09/23/1992CN2116334U Seeding-machine
09/09/1992CN2114949U Free-tilling seed drill used in wet wheat field
07/1992
07/08/1992CN2109060U Seeder
06/1992
06/24/1992CN2107767U Seeder
02/1992
02/26/1992CN2096871U Seeder without ground-wheel directly driven by tractor
02/25/1992US5090268 Two speed gearbox
01/1992
01/01/1992CN2091524U Accurate dibber
10/1991
10/30/1991CN2087424U Land-wheel copying gear-driven grain seeder
09/1991
09/04/1991CN2083834U Suspended power direct seeding machine for rice
07/1991
07/24/1991CN2081193U Antiskid desliming wheel
06/1991
06/18/1991US5024173 Clutch for chemical dispenser for planter
06/12/1991CN2078523U Seeding or weeding machine without ground wheels
06/12/1991CN2078522U Driving mechanism of seeding and fertilizing implement
06/05/1991CN2078076U Drilling fertiliser distributor
05/1991
05/29/1991CN2077630U Sowing implement for vegetables
04/1991
04/03/1991CN2074091U Grain seeder for walking tractor
02/1991
02/28/1991DE3927809A1 Counter shaft gear for seed drill - has at least one distributor shaft driven by base wheel, with output shaft and coupling
11/1990
11/14/1990CN2065397U Plain fertilizer spreader
11/06/1990CA1275866C Combined seed drill and fertilizer applicator
10/1990
10/09/1990CA1275123A1 Drive gearbox and spreader implement
09/1990
09/26/1990EP0389004A2 Distributor
07/1990
07/03/1990CA1271171A1 Hydraulic metering control
03/1990
03/15/1990DE3829715A1 Agricultural machine to be drawn by a tractor
11/1989
11/29/1989CN2048277U Suspended seed planter
11/02/1989EP0210212B1 Drive transmission for distributing machines
09/1989
09/07/1989DE3903258A1 Drive device for the sowing or metering unit of an agricultural machine
04/1989
04/26/1989EP0313530A1 A planting machine
10/1988
10/05/1988EP0284870A1 Distributor
08/1988
08/31/1988EP0280086A1 Dispenser
05/1988
05/10/1988US4742785 Planting machine with ground-conditioning drive
03/1988
03/22/1988US4732330 Drive gearbox and spreader implement
03/16/1988EP0259595A2 Distributor
01/1988
01/07/1988EP0251053A2 Drill
12/1987
12/05/1987CN86207525U New type wheel for small seeds sowing and fertilizer spreading machine
11/1987
11/12/1987DE3615819A1 Agricultural distributor machine
09/1987
09/29/1987US4696430 Method and apparatus for applying powdered substances on farm fields, forrests and swamp areas
08/1987
08/20/1987DE3605073A1 Seed-spacing drill
02/1987
02/04/1987EP0210212A1 Drive transmission for distributing machines.
11/1986
11/18/1986US4623078 Planter population reduction drive unit
09/1986
09/02/1986US4609152 Method and apparatus for applying powdered substances on farm fields, forests and swamp areas
07/1986
07/31/1986WO1986004209A1 Drive transmission for distributing machines
07/08/1986CA1207351A1 Drive mechanism for a manure spreader
04/1986
04/30/1986CN85202821U Drive device of man-drawn or animal-drawn farm implement
11/1985
11/05/1985US4550860 Planter population reduction drive unit
05/1985
05/22/1985EP0142480A2 Device for varying the outfeed quantity in a sowing machine or a fertilizer distributor during running of the machine
02/1985
02/12/1985US4498630 Drive mechanism for a manure spreader
11/1984
11/06/1984US4480735 Cam actuated control for material unloader
12/1981
12/29/1981CA1115135A1 Variably positionable transmission and drive assembly for a planter
08/1981
08/25/1981CA1107784A1 Spreader control
04/1981
04/07/1981US4259872 Ground wheel drive apparatus
02/1981
02/17/1981US4251014 Variably positionable transmission and drive assembly for a planter
07/1980
07/29/1980CA1082531A1 Ground drive for grain drills
04/1980
04/08/1980US4196859 Spreader control
10/1978
10/03/1978US4117891 Ground drive for grain drills
08/1978
08/15/1978CA1036431A1 Disengageable planter seed meter drive
07/1978
07/04/1978US4098432 Device comprising an adjustable dosing member for spreading distributable material
01/1978
01/10/1978US4067501 Drive mechanism for agricultural implements
11/1977
11/22/1977US4059161 Tillage apparatus and improved blade therefor
01/1977
01/11/1977US4002272 Material unloading implements
12/1976
12/07/1976US3995570 Cultivators
11/1976
11/30/1976US3994438 Spray apparatus
09/1976
09/28/1976US3982670 Disengageable planter seed meter drive
09/07/1976US3979072 Device for spreading distributable material comprising a reciprocatorily swinging pipe-shaped distributor
03/1976
03/16/1976US3944143 Power trains and power train controls
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