| Patents for A01B 73 - Means or arrangements to facilitate transportation of agricultural machines or implements, e.g. folding frames to reduce overall width (2,070) |
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| 10/22/1992 | DE4112534A1 Agricultural implement for towing by tractor - has frame with tools attached to tow bar with adjustment for altering angle between frame and tow bar |
| 10/21/1992 | EP0509307A1 Mowing device attachable to a tractor by a drawbar |
| 10/21/1992 | EP0509306A1 Harvester coupled to a tractor |
| 10/13/1992 | US5154240 Folding implement frame |
| 10/08/1992 | DE4110634A1 Articulated frame for haymaking machine - comprises knuckle joint with double cross core surrounded by the meshed fork ends of the frame members |
| 10/01/1992 | DE4110265A1 Haymaking machine for attachment to tractor - comprises frame mounted on wheels equipped with centrifugal rake which can be raised up transportation |
| 09/30/1992 | EP0506210A2 A device for spreading material |
| 09/16/1992 | EP0503395A1 Mowing machine |
| 09/16/1992 | EP0503233A1 Rotary mower |
| 09/10/1992 | DE4107528A1 Hay making machine for spreading and turning crop - has articulated frame with pairs of rake which can be swung by remote control through semicircle from working to transporting position |
| 09/01/1992 | US5143160 Chain harrow carts |
| 08/25/1992 | US5140804 Mowers |
| 08/13/1992 | DE4103537A1 Implement for soil cultivation - has compensating device for optimum positioning |
| 08/13/1992 | DE4103507A1 Double rotary swather towed behind tractor and supported on wheels |
| 08/11/1992 | US5136828 Farm machine which detects an intermediate position of a connecting device |
| 08/06/1992 | DE4103011A1 Mowing or tedding machine - incorporates device allowing tilting movements about ideal axis |
| 08/04/1992 | US5135057 Agricultural implement lifting mechanism |
| 07/14/1992 | US5129463 Conservation tillage implement convertible for end transport |
| 06/30/1992 | CA1304255C Drawbar |
| 06/11/1992 | WO1992009190A1 Mower conditioner |
| 05/20/1992 | EP0486414A1 Agricultural machine easily following the relief of the ground and having a pivoting gearbox |
| 05/20/1992 | EP0486413A1 Harvesting machine, especially mower, which can easily be transposed from a work position to a transport position |
| 05/19/1992 | US5113956 Forwardly folding tool bar |
| 05/19/1992 | CA1300899C Pull type swather |
| 05/13/1992 | EP0484794A2 Hay-making machine |
| 05/12/1992 | US5111636 Haymaking machine having multiple rotors |
| 04/15/1992 | EP0480695A1 Two-Way Ploughs |
| 04/07/1992 | US5101616 Mower having a coupling device |
| 04/01/1992 | EP0478095A2 A soil cultivating machine for the preparation of a seed bed |
| 04/01/1992 | EP0340273B1 Installation for working arable land |
| 03/18/1992 | EP0475480A2 A soil cultivating machine |
| 03/03/1992 | US5092111 Mowers |
| 02/18/1992 | US5088563 Hydraulic folding system for farm implements |
| 02/04/1992 | CA1295134C Tractor mounted swather |
| 01/23/1992 | DE4023092A1 Agricultural machine with two swinging arms - which can be operated simultaneously or separately |
| 01/08/1992 | EP0465393A1 An agricultural machine, especially a crop windrower, with an adjustable working width |
| 01/08/1992 | EP0464387A1 Hay-making machine |
| 01/02/1992 | EP0463323A1 Two-rotor windrower |
| 12/20/1991 | CA2021394A1 Agricultural frame for propulsion of ground working implements |
| 12/18/1991 | EP0461280A1 Agricultural roller with an operative state and a transport state |
| 12/12/1991 | DE4018422A1 Ground working machine with collapsible flank extensions - comprises frame to which are attached pair of transverse horizontal rollers and number of tines |
| 12/11/1991 | EP0460288A1 Haymaking machine |
| 12/07/1991 | CA2018603A1 Conservation tillage implement convertible for end transport |
| 11/21/1991 | EP0456657A1 Transport device for a sectioned implement. |
| 11/05/1991 | US5062489 Folding agricultural implement |
| 10/30/1991 | EP0454602A1 Haymaking machine having several rotors |
| 10/16/1991 | EP0452237A1 Farm machine which detects and intermediate position of a connecting device |
| 10/09/1991 | EP0451074A1 Mower with improved frame |
| 10/08/1991 | US5054560 Transporting caster wheels |
| 10/01/1991 | US5052495 Implement hitch |
| 09/03/1991 | US5044447 Guide and control device for an agricultural machine |
| 08/28/1991 | EP0443338A1 Hay-making machine with lockable outer arms |
| 08/22/1991 | DE4005288A1 Haymaking machine chassis - has outer arms lockable in transport position and connected to thrust cylinders |
| 08/21/1991 | EP0442833A1 Haymaking machine with an improved safety device |
| 08/21/1991 | EP0442067A1 Agricultural machine with a working implement located in front or back |
| 07/31/1991 | EP0439068A1 Agricultural machine |
| 07/25/1991 | DE4001709A1 Agricultural implement for haymaking - has swivelling drive to raise two outside frames from horizontal to vertical |
| 07/24/1991 | EP0334880B1 Foldable frame for agricultural rollers |
| 07/09/1991 | CA1285808C Horizontally foldable implement |
| 06/25/1991 | US5025616 Hayrake hitch and method of use |
| 06/18/1991 | US5024456 Two unit folding hitch structures |
| 06/18/1991 | US5024279 Foldable implement carrier |
| 06/12/1991 | EP0431988A1 Agricultural implement frame with variable width such as spacing drills |
| 06/11/1991 | CA1284742C Apparatus in agricultural rollers |
| 05/29/1991 | EP0428959A1 Multiple-row precision seed drill |
| 05/16/1991 | DE3937124A1 Multipurpose two-section articulated vehicle - runs on profiled belts, with thrust cylinder between vehicle sections to provide steering |
| 05/15/1991 | EP0427355A2 Resilient planar framework for supporting multiple groundwork tools |
| 04/18/1991 | DE4008648A1 Haymaking machine with several tined wheels - has locking mechanism with catch on first frame, and bolt holder on second one |
| 04/17/1991 | EP0422721A1 Agricultural implement, in particular a soil cultivating machine |
| 04/04/1991 | WO1991003922A1 Agricultural roller |
| 04/03/1991 | EP0420734A1 Improved foldable sowing machine |
| 03/26/1991 | CA1281934C Hinge assembly for folding implement frame |
| 03/21/1991 | DE3930080A1 Farm implement for seed-sowing machine - is adapted for towing by tractor using ball-and-socket coupling |
| 03/19/1991 | US5000385 Vehicle |
| 03/19/1991 | US5000268 Lifting assembly for agricultural implements |
| 03/12/1991 | CA1281229C Implement transport hitch |
| 03/05/1991 | US4996833 Foldable haymaking machine having a plurality of rotors |
| 02/26/1991 | CA1280644C Tow frame |
| 02/19/1991 | US4993499 Wing packer |
| 02/14/1991 | DE3926382A1 Folding agricultural haymaking machine - incorporates tilting frame connected to pole for attachment to tractor |
| 01/22/1991 | US4986367 Folding row marker |
| 01/22/1991 | US4986064 Harvesting machine |
| 01/16/1991 | EP0408388A2 Improvements in agricultural implement lifting mechanism |
| 01/16/1991 | EP0407757A1 Hay-making machine |
| 01/16/1991 | EP0263824B1 Arrangement including a roller with a number of folding outer sections |
| 01/15/1991 | CA1278945C Combined depth-control and wing-lift hydraulic circuit |
| 01/15/1991 | CA1278944C Folding apparatus with automatic lock-up and float capability for an implement wing frame on a mobile machine, such as an agricultural machine, earthworking machine, or the like |
| 01/14/1991 | CA2021167A1 Agricultural implement lifting mechanism |
| 01/03/1991 | DE4019948A1 Agricultural trailer connectable to tractor by shaft - has two angular gearings ensuring small turning radius |
| 12/18/1990 | US4977964 Resilient planar framework for supporting multiple groundworking tools |
| 12/18/1990 | CA1277863C Wing packer |
| 12/06/1990 | DE3926381C1 Agricultural machine drive system - incorporates clutch with operating element connected to swivelling outer frame parts |
| 12/04/1990 | US4974684 In a wheel assembly for an implement |
| 12/04/1990 | US4974399 Mower to be connected to a tractor |
| 11/28/1990 | EP0399914A1 Agricultural machine comprising a leading central tool and two pivotable side tools |
| 11/20/1990 | US4971154 Harrow assembly |
| 10/10/1990 | EP0391821A1 Soil working machine with improved frame |
| 10/10/1990 | EP0391093A1 Agricultural machine |
| 09/26/1990 | EP0388995A2 Spreader, especially a large-capacity spreader |
| 09/06/1990 | DE3906456A1 Self-propelled combine with two-part cutter |