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 |
| 4602704 | Fastening device for a bicycle brake block Brake block fastening device for bicycle, made up of a body and a resilient element, which combined together form a cavity capable of receiving and retaining the brake block, the resilient element being kept close to the body by a shifting cam device, cap... | 07/29/1986 |
| 4343382 | Friction pad assemblies for rail vehicle brakes A friction pad assembly for rail vehicle brakes comprises a pad of friction material carried by a rigid backing plate, and the backing plate is detachably mounted on a shoe. A keeper is provided which includes a clamping member pivotally mounted on one en... | 08/10/1982 |
| 4073418 | Holder for artist paint tubes A small holder having a pair of jaws, has the general configuration of prior larger holders to be used for opening jars, but the inside surfaces of the jaws have thick cushions to conform to the wall of artist paint tubes. The cushions have thin supportin... | 02/14/1978 |
