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Bicycle Case Study
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- 2735
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- Wed Mar 04 2009
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... The bicycle, cycle, or bike is a pedal-driven, human-powered vehicle with two wheels attached to a frame, one behind the other. The draisine (or Laufmaschine, "running machine"), invented by the German Baron Karl von Drais, is regarded as the archetype of the bicycle. It was introduced by Drais to the public in Mannheim in summer 1817 and in Paris in 1818. Its rider sat astride a wooden frame supported by two in-line wheels and pushed the vehicle along with his/her feet while steering the front wheel. The Penny farthing designed by the Frenchmen Pierre Michaux and Pierre Lallement who added a mechanical crank drive with pedals on an enlarged front wheel. It featured a tubular steel frame on which were mounted wire spoked wheels with solid rubber tires. They were hard to ride due to their high seat and poor weight distribution. Having to both pedal and steer via the front














