| Patents for A01C 17 - Fertilisers or seeders with centrifugal wheels (1,273) |
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| 01/26/1995 | DE4324390A1 Centrifugal spreader |
| 01/25/1995 | EP0635196A1 Broadcaster |
| 01/12/1995 | DE4322287A1 Distributor machine |
| 10/18/1994 | US5355815 Apparatus for treating an area of soil |
| 09/28/1994 | EP0616711A1 Networked agricultural monitoring and control system |
| 09/21/1994 | EP0615682A1 Closed-loop variable rate applicator |
| 09/20/1994 | CA2118621A1 Closed-loop variable rate applicator |
| 09/07/1994 | EP0613613A1 Broadcaster |
| 09/01/1994 | DE4306204A1 Fertilizer broadcaster |
| 09/01/1994 | DE4306203A1 Fertilizer broadcaster |
| 08/23/1994 | US5340033 Granular material spreader |
| 08/17/1994 | EP0611264A1 Spreading disc for centrifugal-type fertilizer spreading machines and fertilizer spreading machine using this disc |
| 08/10/1994 | EP0609657A1 Broadcaster |
| 08/04/1994 | DE4302802A1 Agricultural dung spreading machine with spinning discs |
| 07/28/1994 | DE4302140A1 Schleuderdüngerstreuer Centrifugal fertilizer spreader |
| 07/27/1994 | EP0616711A4 Networked agricultural monitoring and control system. |
| 06/23/1994 | DE4243528A1 Centrifugal spreader for distributing fertilizer |
| 05/25/1994 | EP0598494A2 Apparatus and method for dispensing flowable material |
| 04/27/1994 | EP0593996A1 Spreading device with liquid feed for winterservice |
| 04/06/1994 | EP0590737A1 Apparatus for spreading spreadable material |
| 03/09/1994 | EP0585637A1 Rotating spreader disc with removable vanes for spreading flowable material |
| 01/19/1994 | EP0578988A1 Spreader or sprayer for agricultural products |
| 01/13/1994 | DE4222701A1 Electronic display for centrifugal spreader - has analogue display depicting spraying vectors of each spreading disc and with joystick control to adjust spreading pattern |
| 01/05/1994 | DE4221183A1 Centrifugal fertilizer spreader with adjustable dosing elements - has adjustable guide faces to produce different types of spreading patterns whilst using only one side |
| 12/28/1993 | US5273211 Mobile trailer |
| 12/02/1993 | DE4217894A1 Centrifugal fertiliser spreader with storage container |
| 12/02/1993 | DE4217890A1 Centrifugal manure spreading device - has two rotating centrifuges with radially extendable blades that rotate in variable planes |
| 11/09/1993 | US5260875 Networked agricultural monitoring and control system |
| 11/03/1993 | EP0567495A1 Method and device for determining, for a particular fertiliser type, the fertiliser-spreader settings necessary for the required width and density of coverage. |
| 10/19/1993 | US5253534 Calibrator for granular broadcast spreaders (impeller; walk-behind spinner-type) |
| 09/08/1993 | EP0559242A2 Broadcaster |
| 09/01/1993 | EP0557468A1 Granule dispensing apparatus |
| 08/25/1993 | EP0556634A2 Agricultural implement |
| 08/19/1993 | DE4204170A1 Centrifugal fertilizer distributor machine - has two stage safety connection for power input |
| 07/21/1993 | EP0551949A1 An implement for spreading material |
| 06/09/1993 | EP0545894A2 Broadcaster |
| 05/27/1993 | DE4138398A1 Centrifugal distributor for manure with hydraulic control and drive - has hydraulic cylinder controlling dung discharge depending upon rotation rate of distribution disc |
| 05/27/1993 | DE4138147A1 Gyroscopic spreader for fertilizer towed by tractor - includes transmission case fitted between parallel symmetrical axes of spreader and upper and lower guide rails on frame |
| 05/27/1993 | DE4138145A1 Drive mechanism for gyroscopic distributor of free flowing material - includes rectangular section tubular housing with capped ends and axle bearings integral with casing |
| 05/19/1993 | EP0542112A1 Multiple switching or operating system |
| 05/12/1993 | EP0540889A1 Fertilizer broadcaster |
| 04/22/1993 | DE4134317A1 Centrifugal fertiliser spreader with hopper and two rotary discs - has dispensers so allocated to centrifugal discs that fertiliser can be deposited between several positions |
| 04/22/1993 | DE4134315A1 Centrifugal manure spreader - has two delivery chutes over rotating disks driven by gearbox with adjustable position of discharge onto disks |
| 04/21/1993 | EP0537857A2 An implement for spreading material |
| 04/20/1993 | US5203510 Dual rotary impeller broadcast spreaders |
| 03/23/1993 | CA1314914C Forced jet granular material spreader |
| 03/17/1993 | EP0532055A2 Distributing method for fertilizer with a broadcaster spreader |
| 03/04/1993 | WO1993004434A1 Networked agricultural monitoring and control system |
| 03/04/1993 | CA2115836A1 Networked agricultural monitoring and control system |
| 01/19/1993 | US5180112 Drive arm for a spreader |
| 12/23/1992 | WO1992022195A1 Granule dispensing apparatus |
| 11/04/1992 | EP0511714A2 Spreader |
| 09/24/1992 | DE4109417A1 Centrifugal lifter-spreader with adjustable swivel spreader disc - has swivel axis set above disc for accurate dosing |
| 09/24/1992 | DE4109366A1 Method of spreading mixt. of solid and liq. on winter road - from road vehicle with separate rotary scatter discs for liq. and solid |
| 09/24/1992 | DE4108855A1 Centrifugal fertiliser spreader with lower spreader disc - has guide plate underneath slider for accurate dosage |
| 09/23/1992 | EP0504720A1 Fertilizer broadcaster |
| 09/08/1992 | US5145116 Spread shifter device for broadcast spreaders |
| 09/03/1992 | DE4206301A1 Granular fertiliser broadcasting machine - has valve system to regulate width and pattern of spread |
| 09/03/1992 | DE4106560A1 Centrifugal spreader for fertiliser - has positioning motor control responsive to setting of pivoted plates for distribution of material according to speed and distance travelled |
| 09/02/1992 | EP0501202A1 Fertilizer broadcaster |
| 08/27/1992 | DE4105805A1 Centrifugal fertiliser spreader with hopper and centrifugal discsoentrifugqaL - has horizontal guard rail with collapsible or removable sections surrounding discs |
| 08/20/1992 | DE4105059A1 Adjustable dosing control for fertiliser spreader - has computer computer controlled servo motor and adjustable end stop |
| 08/06/1992 | WO1992012620A1 Method and device for determining, for a particular fertiliser type, the fertiliser-spreader settings necessary for the required width and density of coverage |
| 08/05/1992 | EP0497168A1 Fertilizer broadcaster |
| 08/05/1992 | EP0497167A1 Throwing elements for a broadcaster |
| 08/05/1992 | EP0497166A1 Broadcaster |
| 07/30/1992 | DE4102543A1 Centrifugal fertiliser distributor system - has element above disk to compensate for any imbalance |
| 07/30/1992 | DE4102092A1 Centrifugal fertiliser distributor machine - with two functional options on one base design |
| 07/29/1992 | EP0496285A1 Centrifugal spreader |
| 07/23/1992 | WO1992011747A1 Dual rotary impeller broadcast spreaders |
| 07/23/1992 | DE4105046A1 Verfahren zur ermittlung der streueigenschaften von duenger und eine vorrichtung zur durchfuehrung dieses verfahrens Method for determination of the scattering properties of fertilizer and a device for implementing said method |
| 07/23/1992 | DE4105045A1 Adjustment of metering device on centrifugal spreading machine |
| 07/23/1992 | DE4101683A1 Centrifugal fertiliser distributor - has distributor disks driven hydraulically by tractor power unit |
| 07/22/1992 | EP0495237A1 Method for controlling the dosing means of a distributor |
| 07/16/1992 | DE4100774A1 Rapid locking device for fixing blades to discs of centrifugal manure spreader - consists of wing nuts and bolts with square necks to fit square holes in blade sole |
| 06/10/1992 | EP0489674A1 Process and device for modifying the distribution pattern of a broadcaster for grain material to allow spreading on the edge of the field |
| 05/20/1992 | EP0485899A2 Centrifugal fertiliser broadcaster |
| 05/20/1992 | EP0485898A2 Broadcaster |
| 04/21/1992 | CA1299221C Dump truck with integrated spreader system |
| 03/26/1992 | DE4030247A1 Centrifugal fertiliser distributor mechanism - incorporates removable impeller blades and catching device beneath |
| 03/04/1992 | EP0472855A1 Calibration method of a fertilizer spreader |
| 02/27/1992 | DE4026879A1 Graduation of distribution density for fertiliser spreader - processing input data and successively sampling to obtain corrections for control of dispenser conveyor |
| 02/27/1992 | DE4026612A1 Centrifugal manure spreader - has storage container divided into two funnel shaped outlets above centrifuge discs |
| 02/19/1992 | EP0471181A1 Agricultural broadcaster |
| 01/09/1992 | DE4017026A1 Centrifugal fertiliser spreader with frame and hopper |
| 01/02/1992 | EP0463670A1 Am implement for dosing material |
| 01/02/1992 | DE4020574A1 Centrifugal fertiliser spreader with frame and hopper |
| 12/19/1991 | DE4019064A1 Axial securing element for hub - has screw and resilient disc rotationally secured together |
| 12/18/1991 | EP0461486A1 Spreader |
| 11/28/1991 | DE4016595A1 Agricultural spreading machine - has computer controlled dosing to spreading heads |
| 11/27/1991 | EP0458107A1 Board computer system for combinations of agricultural machines and implements |
| 10/31/1991 | DE4013532A1 Centrifugal fertiliser spreader with frame and hopper |
| 10/30/1991 | EP0453861A1 Spreader |
| 10/24/1991 | DE4012395A1 Controlling agricultural distribution machines - using image of distribution area formed on recording medium having tracks of defined width |
| 10/08/1991 | US5054693 Portable distributor for seeds or fertilizer |
| 09/26/1991 | DE4008737A1 Transfer control appts. for farming implement towed by tractor - uses multi-function lever with hydraulic control circuitry enabling driver to control attached machinery |
| 09/26/1991 | DE4008736A1 Agricultural machine control - has direct or remote control via fluid circuits or bowden cable |
| 09/11/1991 | EP0445842A1 Fertilizer broadcaster with hopper |
| 09/10/1991 | US5046664 Spreader |
| 08/28/1991 | EP0443634A2 Fertilizer broadcaster with hopper |