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 |
| 20090315293 | RUNNING DEVICE, AND BRAKING CONTROL METHOD FOR THE RUNNING DEVICE A parallel two-wheeled vehicle including a braking mechanism to directly brake two wheels that includes: a body; a pair of drive units coaxially mounted to the body; a T-shaped handle to be gripped by a passenger; a longitudinal inclination detecting device of the body;... | 12/24/2009 |
| 20060049607 | Side wheels bicycle I invented a new SIDE WHEELS BICYLE which have two wheels at the left and right sides of rider without chain. This new bicycle may run much faster than existing bicycles, because of the rotating power deliver directly to the two wheels without chain. It will be good for... | 03/09/2006 |
| 20050077698 | Transportable power wheelchair A transportable power wheelchair is provided which employs a variety of detachable modules to facilitate transportation and storage. The wheelchair may be readily disassembled/reassembled by a single individual without assistance and/or the need for special tools. The w... | 04/14/2005 |
