ABSTRACT

Some important milestones in the development of pneumatic tires are shown in Table 3.1.

TABLE 3.1 Milestones in Tire Development

1839 Charles Goodyear: vulcanization 1845 Robert William Thompson: first pneumatic tire

(several thin inflated tubes inside a leather cover) 1888 John Boyd Dunlop: patent for bicycle (pneumatic) tires 1893 The Dunlop Pneumatic and Tyre Co. GmbH, Hanau, Germany 1895 Andre´ and Edouard Michelin: pneumatic tires for Peugeot

Paris-Bordeaux-Paris (720 mi): 50 tire deflations and 22 complete inner tube changes

1899 Continental: “long-lived” tires (approx. 500 km) 1904 Carbon added: black tires. 1908 Frank Seiberling: grooved tires with improved road traction 1922 Dunlop: steel cord thread in the tire bead 1942 Synthetic rubber: extremely important during World War II 1943 Continental: patent for tubeless tires 1946 Radial tire 1952 High-quality nylon tire

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