| US 7,500,814 B2 | ||
| Conveyor positioning system for an air cart in an agricultural seeder | ||
| Bradley J. Meyer, Bismarck, N. Dak. (US) | ||
| Assigned to Deere & Company, Moline, Ill. (US) | ||
| Filed on Oct. 11, 2005, as Appl. No. 11/247,520. | ||
| Prior Publication US 2007/0079739 A1, Apr. 12, 2007 | ||
| Int. Cl. B65F 9/00 (2006.01); B65G 1/00 (2006.01); B65G 65/00 (2006.01); B65G 67/00 (2006.01); B60P 1/00 (2006.01) | ||
| U.S. Cl. 414—327 [414/343; 414/391; 414/398; 414/523; 414/526; 414/528; 414/920; 198/311; 198/317; 198/318; 198/861.4] | 15 Claims |
| 13. The An agricultural implement, comprising:
a frame;
at least one material tank carried by said frame;
a conveyor coupled with said frame for conveying the material; and
a hydraulic positioning system coupled with said conveyor for moving said conveyor in at least two directions to a selected
one of a plurality of predetermined positions;
at least one arm interconnecting said conveyor with said frame, said at least one arm includes a first arm coupled with a
second arm, and said positioning system includes a first hydraulic cylinder coupled between said first arm and said frame,
and a second hydraulic cylinder coupled between said first arm and said second arm; and
a third hydraulic cylinder coupled between said second arm and said conveyor.
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