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 |
| 6793043 | Methods and apparatus for improved register checkout Systems and techniques for more efficient checkout are described. A triangular carousel having a relatively small footprint is employed proximate a bar code scanner and point of sale (POS) terminal so that a checker can efficiently load scanned items into bags, and ... | 09/21/2004 |
| 5551531 | Purchase item checkout station and method An apparatus for pricing and bagging purchase items which are marked with bar codes includes a hub rotatably mounted on a hub mounting structure, a transparent and substantially horizontal upper table positioned over the lower table and rotatably mounted ... | 09/03/1996 |
| 5311969 | Article checkout system with enhanced throughput A checkout station for checking out articles selected for purchase and bearing UPC codes includes an island for checkout including a first checkout module, having a first UPC scanner and a first conveyor leading from the first scanner to a first bagging a... | 05/17/1994 |
| 4180158 | Conveyor assembly for use in check out stands A product conveying assembly for installation, for example, in a market check out stand receives products selected for purchase and brought by a customer in a buggy or cart and orderly end delivers them to a checker in the immediate location of a product ... | 12/25/1979 |
