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 |
| 8132514 | Lap bar assembly with locking mechanism with locking in lap bar and grab bar positions A lap bar assembly with dual lap bar and grab bar functions. The assembly includes a locking mechanism and a lap bar pivotally mounted to the locking mechanism via a support shaft. The locking mechanism includes a ratchet wheel affixed to the support shaft. A pawl i... | 03/13/2012 |
| 7225744 | Chair lift accessory for accommodating snowboarders and mountain bikers A support for chairlifts includes bracketing for easily and simply retrofitting the support to an existing chairlift for providing support for snowboards on a chairlift which is easy to mount and provides a rugged, secure support. By changing orientation of the supp... | 06/05/2007 |
| 5758582 | Device for restraining people on a moving unit A restraining device for restraining a passenger on a moving unit includes a passenger body enveloping unit having two side components each having a front end and a back end. The back end of each of the side components is joined to hinges fixed in an uppe... | 06/02/1998 |
| 5586503 | Passenger restraint system A passive passenger restraint system adapted for use with aerial, cable-supported chairlifts includes a passive restraint that is driven by the motion of the chairlift. A seatbelt automatically deploys across the laps of the passengers. The seatbelt restr... | 12/24/1996 |
| 5454596 | Safety restraint apparatus A body safety restraint apparatus used in a prisoner transportation vehicle for restraining and bracing prisoners against impact and movement within the transportation vehicle. The restraint apparatus includes a pivotal restraint frame and a locking mecha... | 10/03/1995 |
| 5433153 | Amusement track ride system with helical spinning section having locking restraints and enhanced passenger view An amusement track ride system comprises a pair of rails forming a track including a spinning section. A car traveling along the rails includes a chassis, a passenger seat on the chassis, and a plurality of wheel portions situated close to the feet of a p... | 07/18/1995 |
