| Patents for A01B 59 - Devices specially adapted for connection between animals or tractors and agricultural machines or implements (2,485) |
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| 07/12/1994 | US5327978 Extendable latchable draft link |
| 06/23/1994 | DE4242995A1 Coupling for connecting tractors to appliance |
| 06/09/1994 | DE4336492A1 Front hitch with PTO for tractor - has PTO shaft in subframe slung between front chassis members of tractor to protect PTO shaft from collision damage |
| 05/26/1994 | DE4239528A1 Coupling for agricultural machine and tractor - has tow bolt or hook on line between two widely separated trunnions linked to lower hitch points on tractor |
| 05/19/1994 | DE4238584A1 Lock for trailer coupling linkage on tractor - uses positioning cable connected to position indicator visible to driver and has safety lever positioned between both |
| 05/19/1994 | DE4238583A1 Three-point tow-hitch system - is for agricultural tractor and has PTO inside triangle formed by tow-hitch linkage attachment points |
| 05/04/1994 | CN1024387C Connector for offset-mounted composite plow |
| 04/28/1994 | DE4236166A1 Hitch for towed machine - has frame on tractor three-point linkage with first half engaging vertically upwards with second half on drawbar and allowing hinging and twisting movement. |
| 04/26/1994 | CA2037249C Implement suspension mechanism |
| 04/21/1994 | DE4335533A1 Tractor-drawn spreader device - has trailer frame swivelling over support frame to discharge material selectively in any direction. |
| 04/21/1994 | DE4235264A1 Agricultural vehicle with hydraulic leading-axle suspension - is fitted with electrohydraulic valve for locking of axle comprising rigidly coupled shaft and swinging suspended bearing |
| 04/14/1994 | DE4042401C2 Coupling for harvester to bracket of utility vehicle |
| 03/02/1994 | CN2157655Y Four-wheeled mounted full-automatic plough |
| 02/24/1994 | DE4227399A1 Device for stabilising connection of coupling of tractor with trailer - consists of lever controlled connector between tractor and lower coupling link operated manually or power assisted |
| 02/03/1994 | DE4224856A1 Agricultural lifting machine - consists of framework mounted on two wheels and equipped with hydraulic rams |
| 01/27/1994 | DE4224503A1 Weighing arrangement for agricultural equipment with three=point suspensions - has shear force sensors between lower linkage engagement points and equipment attachment points |
| 01/25/1994 | CA2011660C Hitch with anti-sway link |
| 12/17/1993 | CA2071367A1 Tractor hitch |
| 12/14/1993 | US5270496 Tension bar |
| 12/08/1993 | EP0573111A1 A soil cultivating machine |
| 12/07/1993 | US5267747 Adaptor for a three point hitch |
| 12/02/1993 | DE4217249A1 Agricultural tractor vehicle - has continuous track propulsion and rear-side hydraulically operated implement connection |
| 11/23/1993 | US5263810 Working implement connection structure for a working vehicle having a boom assembly |
| 11/18/1993 | DE4215599A1 Compost turning machine - has carrier frame towable by tractor |
| 11/16/1993 | US5261497 Multiple implement hitch and steerable wheel assembly therefor |
| 11/10/1993 | EP0568854A2 Method and hitch for quickly mechanically connecting a tractor to an agricultural implement |
| 11/03/1993 | EP0567960A1 Hitch assembly for towing two implements |
| 11/03/1993 | EP0567720A2 Coupling with socket pin |
| 11/02/1993 | CA2067911A1 Adaptor for attachment of an agricultural implement to a three point hitch of a tractor |
| 10/28/1993 | DE4213724A1 Coupling device for attachment of snow plough to vehicle - uses hydraulically operated locking bolts with tapered engagement ends |
| 10/28/1993 | DE4213355A1 Automatic connecting system between tractor and machine or implement - is controlled from driver's cab with hydraulics on implements driven by flexible cardan drive. |
| 10/20/1993 | EP0566033A1 Supporting frame for agricultural harvesting machine, particularly circular mower |
| 09/28/1993 | US5248237 Frame structure of a working vehicle for attaching a working implement |
| 09/28/1993 | CA1322561C Sway limiting means for a tractor hitch |
| 09/23/1993 | DE4208985A1 Side supports for lower lifting members on field tractor - consists of strut at each side pivoted at one end on pendulum lever which itself is pivoted to swing upwards |
| 09/22/1993 | EP0561192A1 Traction device with an opening security |
| 09/22/1993 | EP0561191A1 Traction device |
| 09/21/1993 | US5246077 Three-point hitch guidance control |
| 09/16/1993 | WO1993017542A1 Front lifting device for tractors or similar |
| 09/14/1993 | US5244047 Apparatus for coupling implements to a farm tractor |
| 09/07/1993 | US5241809 Cutting machine with a pivoting hitching structure |
| 09/02/1993 | DE4306029A1 Trailer drawn weed and shoot removing machine from furrows - consists of rotors with flexible radial bristles offset in tandem to cover adjacent soil strips |
| 08/31/1993 | US5240367 Front loader attaching and removing method |
| 08/12/1993 | DE4142604A1 Towing arrangement between tractor and field spraying unit - uses pair of hydraulic cylinders to control position of tow-bar on curves |
| 08/03/1993 | US5232056 Agricultural drawbar and self-locking bushing therefor |
| 07/29/1993 | DE4201830A1 Trailer attachment frame for farm tractor - uses spiral cable to raise and lower frame |
| 07/21/1993 | EP0551511A1 A soil cultivating machine |
| 07/06/1993 | US5224551 Guidance system control |
| 06/03/1993 | DE4138485A1 Drawbar between tractor and field sprayer - has lock remotely controlled from driver's seat |
| 05/27/1993 | WO1993009658A1 Harrow, in particular foldable harrow |
| 05/19/1993 | DE4137717A1 Tractor mounted support frame for rotary mower - has ball joints between frame support arm,mower frame,and adjusting members |
| 05/12/1993 | EP0540912A1 Device for linking an agricultural machine to a tractor |
| 05/11/1993 | CA2045378C Mower deck outrigger suspension |
| 05/07/1993 | CA2082089A1 Device for connecting an agricultural implement to a tractor |
| 04/21/1993 | EP0537857A2 An implement for spreading material |
| 04/13/1993 | US5201539 Actuating mechanism for a hitch guidance system |
| 04/06/1993 | CA1315593C Tractor work implement coupler |
| 04/01/1993 | WO1993003597A3 Device for vehicles and machines |
| 03/24/1993 | EP0533041A1 Guiding device for the lower arms and agricultural vehicle |
| 03/24/1993 | EP0532821A1 Trailer for transporting timber |
| 03/18/1993 | DE4136515A1 Coupling device for tractor and leaf clearing machine trailer - has two connections to under link rods of tractor and one to upper link |
| 03/18/1993 | DE4135809C1 Length arrester for top track rod of hydraulic three-point linkage - has quick action clamping sleeve with diametral, long slits between clamping lock and track rod parts |
| 03/16/1993 | US5193623 Hitching assemblies |
| 03/16/1993 | US5193330 Agricultural reaping or haying machine |
| 03/10/1993 | EP0530479A1 Device for linking an agricultural machine to a tractor. |
| 03/04/1993 | WO1993003597A2 Device for vehicles and machines |
| 03/03/1993 | CN2127547Y Pulling means of small four-wheeled tractor |
| 02/25/1993 | DE4127530A1 Coupling and raising trailer implements - involves vertical triangular frame coupled by rod and shafts to articulated mechanisms on tractor |
| 02/25/1993 | DE4127517A1 Implement attachment for tractor - consists of rapid change panel or coupling connected to tractor by articulated rectangular mechanism |
| 02/18/1993 | WO1993002542A1 A soil cultivating machine |
| 02/11/1993 | DE4125873A1 Coupling arrangement for twin agricultural trailing disc harrows - consists of trapezoidal traverse which swings from working position with harrows side by side into line-ahead position |
| 02/03/1993 | EP0525402A1 Tractor with front-mounted lifting means |
| 01/28/1993 | DE4129908C1 Hitch point mounting on tractor - includes pin plugging into bores in holder fitting |
| 01/21/1993 | DE4141184C1 Agricultural tractor-mower attachment - has front cutter unit on front hitch, rotatably mounted on frame at right angles to travel |
| 01/20/1993 | EP0523332A1 Automatic locking and release mechanism for three-point hitches |
| 12/24/1992 | DE4126447C1 Length stop for three-point linkage - is used on tractor, is released on spring and may be operated by one hand |
| 12/10/1992 | WO1992021226A1 Tractor hitch with lock |
| 12/08/1992 | US5169279 Interfacting lift hitch |
| 12/08/1992 | US5168872 Boom, particularly a spreading boom for suspension on an outer frame of an agricultural tool, such as an agricultural vehicle |
| 12/08/1992 | CA2044190A1 Tractor hitch with lock |
| 11/19/1992 | EP0513750A1 Mounting triangle for connection of an agricultural implement to the front or back of a tractor |
| 11/04/1992 | EP0511922A1 Mowing machine with pivoting hitch structure |
| 10/29/1992 | DE4113859A1 Stabiliser for tractor three point linkage - has housing with stop to limit lateral movement of tow hitch arms |
| 10/13/1992 | US5154043 Hitch system for lawn and garden tractors |
| 10/08/1992 | DE4129034C1 Front mounted, hydraulic, three-point, hoisting hitch - has lower links slidable on axis, orthogonally w.r.t. drive direction |
| 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 |
| 09/16/1992 | CN2115640U Iron-ox 55 tractor with front-mounted universal frame |
| 09/15/1992 | US5146737 Farm machine having a protected joint permitting rotation between two elements |
| 09/15/1992 | US5146736 Reversible attachment for three point hitch rakes to tractor |
| 08/04/1992 | US5135347 Loader mounting |
| 08/04/1992 | US5135057 Agricultural implement lifting mechanism |
| 07/01/1992 | EP0493283A1 Tool carrier for front mounting on a tractor allowing ground working on either side of that tractor |
| 07/01/1992 | CN2108410U Hang oil hydraulic universal undercarriage for semi-mounted on agricultural machine |
| 06/30/1992 | CA1304255C Drawbar |
| 06/23/1992 | US5123805 Frame structure for attaching a working implement |
| 06/17/1992 | DE4138483A1 Fork lift attachment for front of agricultural tractor - comprises sliding carriage activated by ram inside vertical frame |
| 06/09/1992 | CA1303088C Agricultural apparatus such as fertilizer spreader, sprayer or the like |
| 05/13/1992 | EP0485296A1 Towing system between tractor and semi-mounted trailer |
| 05/12/1992 | CA1300418C Tractor hitch and adjustable arm |
| 04/28/1992 | US5107663 Farm machine having a deformable suspension mechanism |