Did You Know...
...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.
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| Application No. | Application Title | Issue Date |
| 20120017813 | Soil Tilling and Planting Implement A mount for carrying a plurality of field-conditioning implements selected from trash whipping implements, rolling baskets and coulters for connection to a planter is disclosed. A height and force adjustable mounting system is also disclosed for use with a planter that ... | 01/26/2012 |
| 20110247537 | CROP RESIDUE CLEARING DEVICE Apparatus for clearing crop residue from a field is adapted for attachment to a tool bar of an agricultural implement or to a planter unit such that the apparatus is pulled through a field by the implement. The apparatus includes a support structure extending forward of... | 10/13/2011 |
| 20050263050 | Agricultural tillage device An agricultural implement for clearing and tilling soil to be planted includes a residue-clearing sub-assembly including a first rotatable coulter wheel and at least one toothed wheel mounted for rotation about an axis located rearwardly of the axis of rotation of the f... | 12/01/2005 |
