The popularity of welded bicycle framing is not decisive. Many titanium, steel, or aluminum frame manufacturers use alternate connections, which in many cases not only enhance the bicycle’s consumer qualities, but they also make it simpler and cheaper to produce. In spite of numerous innovations, basic frame design of the classical bicycle has changed little since the chain-driven version appeared around 1885 [1]. The first vehicle, however, was invented by the German Baron Karl von Drais in 1817 and was…