...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 |
| 20100289321 | TAKE APART VEHICLE WHEEL ASSEMBLY A take apart vehicle wheel assembly includes at least a first, a second and a third wheel part operatively connected together to form the take apart vehicle wheel assembly. A first one of the first, second and third wheel parts is provided with a plurality of first stud... | 11/18/2010 |
| 20090295218 | Take apart vehicle wheel assembly A take apart vehicle wheel assembly includes at least a first, a second and a third wheel part operatively connected together to form the take apart vehicle wheel assembly. A first one of the first, second and third wheel parts is provided with a plurality of first stud... | 12/03/2009 |
| 20080142136 | FOAM FILLED TIRE The present invention relates to a pneumatic tire having its internal cavity filled with a closed cellular rubber contained within the tire cavity by a non-foamed rubber layer.... | 06/19/2008 |