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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| Number | Title | Issue Date |
| 7775724 | Thrust bearing arrangement A thrust bearing arrangement (2) is provided having a roller body cage (4) holding several roller bodies (6) and at least one race disk (8′, 10″), with the race disk (8′, 10″) having a collar (12) axially surrounding... | 08/17/2010 |
| 6259439 | Color lookup table blending In the system of the present invention an individual displayed pixel is a weighted combination of a video pixel and a graphics pixel. For example, a pixel displayed on a monitor may be three-quarters graphics and one-quarter video. In this system a color ... | 07/10/2001 |
| 5833371 | Device for transmitting a temperature signal by mechanical means Device for transmitting a temperature signal by mechanical means, which consists in the use of a thermostatic element (1) made from expandable material which, when the inner bearing heats up, pushes against a rod (2) secured to a disc-carrying piece (3) a... | 11/10/1998 |
