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Karl Marx
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| Number | Title | Issue Date |
| 5009175 | Potato planter A potato planter (10) having a horizontally disposed auger housing (23) divided longitudinally into two halves by separator plate (37), said housing being open at the top at the forward end for receiving seed potatoes from seed hopper (11) and open at the... | 04/23/1991 |
| 4955297 | Seeding planter shoe for agricultural planters A seend planter shoe adapted to lift displaced soil up and out of the planting furrow or furrows being formed as the shoe is drawn through agricultural soil, substantially without compressing the soil remaining in place and defining the furrow laterally, ... | 09/11/1990 |
| 4209109 | Tuber planter monitor A tuber planter employing a conveyor with feed cups to discharge seed tubers into a furrow and having an electromagnetic monitor thereon to signal the continuous operation of the conveyor is disclosed. The monitor comprises a permanent magnet protectively... | 06/24/1980 |
| 4193357 | Seed planting machine having specific seed guiding structure A potato seed platner in which seeds are loaded into cups on an endless conveyor from a hopper of a seed receptacle. The conveyor is driven on upper and lower sprockets and arranged on the receptacle with the cups in two parallel rows in staggered constan... | 03/18/1980 |
| 4193523 | Planting machine for potatoes, bulbs or similar seed crop A planting machine for potatoes or similar crop comprising a device for feeding the potatoes to the planting foot being formed by a conveyor belt having above it two conical discs with a flat outer rim rotating in opposite senses and located side by side,... | 03/18/1980 |
| 4115950 | Method of increasing the yield in the cultivation of tuber-producing plants and a device for carrying out the method A method and apparatus for increasing the production of tuber-producing plants per unit area is disclosed. In accordance with this invention, a seed-tuber is planted in soil that is contained in a first box or frame unit. As the plant grows it develops ne... | 09/26/1978 |
| 4008826 | Planting machine for potatoes and other tubers The planting machine comprises a hopper having a bottom formed by a belt conveyor which extends outside the hopper. A tuber supply device supplies the tubers one by one from the conveyor to the furrow to be sown and comprises a collector cup mounted at th... | 02/22/1977 |
| 3995570 | Cultivators A cultivator has soil working blade members mounted on a horizontal shaft which is driven to rotate the members forwardly through the soil in the normal direction of travel. A baffle comprised of screen segments are mounted on the cultivator frame to part... | 12/07/1976 |
| 3982671 | Multiple feed potato planter A potato planter having a plurality of feed tubes attached to at least one central hopper and a plurality of trailing wheels which support the planter during turning is disclosed. The novel planter is further characterized by having a pair of outboard hop... | 09/28/1976 |