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"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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| Application No. | Application Title | Issue Date |
| 20090008352 | Draft gear assembly A friction clutch mechanism for a draft gear assembly includes a pair of outer stationary plate members, a pair of movable plate members, a pair of inner stationary plate members having an inner surface which is tapered at an angle of approximately 4.5°, a pair of wedg... | 01/08/2009 |
| 20070205174 | Light weight high capacity friction draft gear assembly A light weight high capacity friction-type draft gear assembly includes a housing having a front and a rear portion. A compressible cushioning element is positioned within the rear portion with a seating arrangement abutting one end thereof. A friction cushioning elemen... | 09/06/2007 |
| 20050127019 | Draft gear assembly A friction clutch mechanism for a draft gear assembly includes a pair of outer stationary plate members, a pair of movable plate members, a pair of inner stationary plate members having an inner surface which is tapered at an angle of approximately 4.5°, a pair of wedg... | 06/16/2005 |
