| Patents for A01B 51 - Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus (1,812) |
|---|
| 09/11/1991 | CN2084274U Single-wheel tractor |
| 08/14/1991 | DE4002172C1 Agricultural implement for preparing soil - has self propelled vehicle with platform which has movable working arm |
| 07/24/1991 | EP0253898B1 Agricultural machine |
| 07/09/1991 | US5029436 Agricultural carrier vehicle |
| 07/03/1991 | CN2079851U Boat type ploughing and leveling machine |
| 06/25/1991 | US5025616 Hayrake hitch and method of use |
| 05/29/1991 | CN1051658A Tillage machine for mountain area |
| 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 |
| 04/17/1991 | CN2074973U Universal agricultural machine for field |
| 04/10/1991 | CN2074533U Boat paddy field farming machine |
| 02/20/1991 | EP0413669A2 Drive apparatus |
| 02/14/1991 | DE4025149A1 Soil cultivating, harvesting street cleaning, grading - involves equipment with compensating devices for maintaining working depth over working width |
| 11/07/1990 | CN2064978U Rotary cultivating walking tractor |
| 11/06/1990 | CA1275865C Agricultural machine |
| 10/17/1990 | EP0392189A1 Agricultural carrier vehicle |
| 09/20/1990 | WO1990007866A3 A vehicle |
| 07/31/1990 | US4944353 Agricultural machine |
| 07/25/1990 | EP0252994B1 Agricultural machine |
| 07/12/1990 | WO1990007866A2 A vehicle |
| 07/12/1990 | CA2045118A1 Vehicle |
| 03/21/1990 | CN1040477A Design scheme of frame and corresponding wheel and track family for agricultural vehicles |
| 03/07/1990 | CN2053838U Amphibious machine for tilling and leveling land |
| 03/01/1990 | DE3828467A1 Running gear with a ground-working appliance |
| 11/08/1989 | EP0340273A1 Installation for working arable land |
| 09/06/1989 | EP0331070A1 Multi-purpose agricultural vehicle |
| 08/30/1989 | CN2043584U Track-type tilling implement in wet-field |
| 08/29/1989 | US4860843 Pulling or loading vehicle with free space between the rear wheels |
| 07/05/1989 | CN2040291U Multifunctional ploughing and leveling machine |
| 06/20/1989 | US4840233 Agricultural implement having rock shaft actuated transport wheel frames |
| 06/14/1989 | CN2039099U Trailer for paddy field tillage machine driven by front wheel |
| 06/07/1989 | CN2038704U Boat tractor propelled by four wheels |
| 06/01/1989 | WO1989004786A1 Combined system for agricultural work |
| 05/18/1989 | WO1989004115A1 Installation for working arable land |
| 05/17/1989 | CN2037528U Multifunctional tillage machine for both paddy fields and dry land |
| 05/10/1989 | CN2037135U Single-wheel driving riding tillage machine for dry and paddy field |
| 05/03/1989 | CN2036739U Slide type farmland machinery |
| 04/11/1989 | US4819738 Vehicle for supporting an implement |
| 04/05/1989 | CN2035164U Combined multi-purpose driving type tilling implement |
| 03/09/1989 | DE3728654A1 Ground-working train |
| 01/31/1989 | US4800826 Agricultural machine |
| 01/18/1989 | CN1030386A Drawing or loading heavy goods vehicles with free space between rear wheels |
| 01/11/1989 | CN2030401U Self-walking universal machine for seeding and cultivating |
| 01/04/1989 | EP0297430A2 Traction or load carrying vehicle provided with a free-space between the rear wheels |
| 12/20/1988 | US4791996 Agricultural tractor with lightweight frame and front and rear wheels forming substantially continuous wheel path |
| 10/06/1988 | DE3709633A1 Appliance carrier for agricultural working machines of large working width |
| 09/07/1988 | CN87208461U Single-wheel walking tractor |
| 09/06/1988 | CA1241682A1 Track-laying auxiliary thrust vehicle |
| 08/31/1988 | CN87100800A Riding agricultural machinery |
| 08/17/1988 | EP0278657A1 Agricultural implement for supporting ground working tools at variable heights relative to ground level |
| 08/09/1988 | US4762182 Auxiliary mounting device for cultivating implements |
| 08/04/1988 | DE3701877A1 Support frame for agricultural machines and arrangements |
| 04/20/1988 | CN87204162U Paddy field ploughing and harrowing machine |
| 02/10/1988 | CN86207593U Frame-type profile mechanism with four parallel bars |
| 01/27/1988 | EP0253898A1 Agricultural machine |
| 01/20/1988 | EP0252994A1 Agricultural machine |
| 10/31/1987 | CN86210507U Mini farming machine for mountain area |
| 10/08/1987 | DE3610865A1 Implement frame for the attachment, in particular, of agricultural working implements to a tractor or the like |
| 09/15/1987 | US4693331 Tractor boom |
| 08/27/1987 | DE3605493A1 Ground-working apparatus |
| 08/04/1987 | US4683969 Dimensionally-adjustable straddle-type crop-working vehicle |
| 07/02/1987 | WO1987003776A1 Agricultural machine |
| 07/02/1987 | WO1987003775A1 Agricultural machine |
| 04/14/1987 | US4657099 Track-laying auxiliary thrust vehicle |
| 03/17/1987 | US4650006 Auxiliary mounting device for cultivating implements |
| 03/04/1987 | EP0211967A1 Combined implement for soil cultivation in agriculture |
| 11/25/1986 | US4624471 Tractor earth-treating implement connector |
| 11/25/1986 | US4624197 Minimum tillage toolbar and method for using same |
| 11/12/1986 | CN86203229U Housing for ship-type machinery |
| 10/22/1986 | EP0198563A1 An agricultural machine |
| 09/23/1986 | US4612996 Robotic agricultural system with tractor supported on tracks |
| 04/22/1986 | CA1203486A1 Agricultural work vehicle |
| 01/28/1986 | US4566553 Agricultural work vehicle |
| 01/08/1986 | EP0167077A2 Pushing device |
| 12/18/1985 | EP0164724A2 Frame for a soil-working implement |
| 09/10/1985 | US4539921 Drill frame construction |
| 09/04/1985 | EP0153765A2 Combined machine for agricultural soil working |
| 12/25/1984 | US4489789 Tillage and planter carrier |
| 04/12/1984 | WO1984001336A1 An agricultural tractor |
| 02/28/1984 | US4433735 Sprayer trailer, tillage implement and hitch for attaching implement to trailer |
| 11/22/1983 | US4416336 Tool bar carrier with castering wheels |
| 11/09/1983 | EP0093193A1 Combination of agricultural implements |
| 08/02/1983 | US4396069 Agricultural implement carriage system |
| 06/29/1983 | EP0082444A1 Wide-gauge track equipment carrier |
| 06/15/1983 | EP0081222A1 Cultivation tractor |
| 05/03/1983 | CA1145607A1 Agricultural implement carriage system |
| 02/16/1983 | EP0072324A1 An assembly comprising undercarriage for soil tilling implements and a coupling device |
| 01/13/1982 | EP0043803A1 Mini-bidirectional tractor-motorhoe |
| 02/24/1981 | CA1096225A1 Implement hitch assembly |
| 01/20/1981 | US4245458 Extendable tool bar for hay rakes |
| 11/04/1980 | US4231431 Detachable harvesting unit |
| 04/01/1980 | US4195860 Offset adapter |
| 12/11/1979 | US4178010 Implement hitch assembly |
| 09/04/1979 | US4166351 Agricultural do-all machine |
| 01/30/1979 | US4136741 Soil cultivating implement |
| 10/10/1978 | US4119329 Farm apparatus |
| 09/12/1978 | US4113029 Quick latch for farm tool bar |
| 08/29/1978 | US4109928 Sectional grain drill hitch |
| 06/13/1978 | US4094373 Method and apparatus for converting an agriculture machine to a tractor |
| 03/14/1978 | US4078626 Agriculture machine |