"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7213847 | Exhaust fume diverter A diverter for vehicle exhaust fumes inhibits or prevents the accumulation of exhaust fumes in a trailer towed by a vehicle. The diverter includes a flexible component (67) which is able to accommodate misalignment between the vehicle and trailer during trans... | 05/08/2007 |
| 7207621 | Tube-style truck body An off-highway truck body comprising a plurality of tube-style support members, wherein each tube-style support member comprises one or two pieces of square tubing, wherein the truck body comprises two sidewalls, a floor, a front wall and a canopy, and wherein one s... | 04/24/2007 |
| 5560684 | Inflatable bag and tipping apparatus including same A tipping vehicle has a tipping tray which is pivoted about a hinge by inflation of a flexible gas bag. The bag is constructed in two sections, the lower of which is generally cylindrical with parallel side walls and the upper of which is generally conica... | 10/01/1996 |