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| Number | Title | Issue Date |
| 7100704 | Implement mounting trailer An implement support unit for cooperating with an implement-mounting device for an implement for mounting the implement on a trailer unit. Preferably, the support unit is a three point hitch type support unit. ... | 09/05/2006 |
| 5086847 | Height adjustment mechanism for farm implements An improved height adjustment mechanism comprises a height adjustment arm permanently affixed to a wheel mounting member, the wheel mounting member pivoting around a bracket which is permanently connected to the underside of a longitudinal structural memb... | 02/11/1992 |
| 4920732 | Hydraulic lift with weight transfer Lift structure particularly useful with front mounted implements for providing both lift and weight transfer functions from a single valve. The valve acts as an adjustable bleeder for the lift cylinder and includes a control knob which is movable both axi... | 05/01/1990 |
| 4808062 | Apparatus for picking up rocks An apparatus for picking up rocks, which attaches to an agricultural tractor and functions to pick up rocks located on or partially embedded in the soil of a field, is provided. The three embodiments disclosed all function in a similar manner with one fix... | 02/28/1989 |
| 4546832 | Agricultural implement with spring cushion for vertically adjustable subframe An agricultural implement has a main pull-type frame carrying a first set of ground-engaging tillage tools and a subframe carrying a second set of tillage tools. A lift mechanism including an hydraulic cylinder operated from the operator's position on the... | 10/15/1985 |
| 4487268 | Lifting attachments for cultivators Components suitable to be sold in kits can be readily applied to cultivators of different makes to be able to raise and to lower independently the ground-working tools on either side of the cultivators. A typical kit contains an upper supporting member, t... | 12/11/1984 |
| 4280563 | Auxiliary shovels for agricultural implement An auxiliary shovel operatively mounted on each side of an agricultural implement, each being laterally disposed relative to the usual rows of shovels. A ground marker laterally extending from each side of the implement and being automatically operable in... | 07/28/1981 |
| 4237985 | Track removing device A device that includes a bracket, a hydraulic cylinder having an end pivotally mounted on an axis of the bracket, a first link pivotally mounted on the bracket on one side of the cylinder and pivotally connected to the extension end of the cylinder, a sup... | 12/09/1980 |
| 3963137 | Vehicle for handling multi-furrow plough This invention consists of a vehicle for handling multi-furrow ploughs, which are very heavy and are equipped with only one wheel in the rear, when not attached to a tractor during operation. It consists of a two wheeled cart provided with two hooks attac... | 06/15/1976 |
| 3946681 | Earth working apparatus An earth working apparatus for use in agricultural pre-planting operations includes a first frame having laterally spaced ground engaging wheels and a second frame having a leading edge thereof pivotally mounted on the first frame adjacent a leading edge ... | 03/30/1976 |
| 3940000 | Universal hydraulic lift attachment for tractors The present invention relates to a hydraulic lift attachment that is universally attachable to almost all makes and models of tractors. In one embodiment, the lift attachment comprises a frame, a hollow support member rigidly attached to and depending fro... | 02/24/1976 |
