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 |
| 7263727 | Hygienic high detergency toilet In accordance with an embodiment of the invention, the hygienic toilet with a user protection from evacuations is designed. A self-foaming liquid soap as a high efficiency absorbing substance is used from contaminations produced during evacuations. A water tank is c... | 09/04/2007 |
| 7198057 | Freeze-free water hose Compressed air is utilized for water evacuation from water hose or other liquid containing systems. A freeze-free water hose device is provided which includes an air pump-compressor means, a Y-coupling with a water faucet. In one case, there is utilized one Y-coupli... | 04/03/2007 |
| 7116054 | High-efficient ion source with improved magnetic field A Hall-type ion source for generation of ion beams for technological applications presents itself a hybrid ion source, where properties of closed drift systems and end-Hall ion sources are combined for more efficient operation. An ion source has shorter central magn... | 10/03/2006 |
