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BMX bikes are specially designed bicycles that usually have 16 to 24-inch wheels (the norm being the 20-inch wheel), which originated in the state of California in the early 1970s when teenagers imitated their motocross heroes on their bicycles. [71] Children were racing standard road bikes off-road, around purpose-built tracks in the ...
Today many people ride bikes to work for a variety of reasons including fitness, environmental concerns, convenience, frugality, and enjoyment. According to the US Census Bureau’s 2008 American Community Survey(ACS) , on September 22, 2009, 0.55 percent of Americans use a bicycle as the primary means of getting to work. [ 8 ]
In 1888, when John Dunlop re-invented the pneumatic tire for his son's tricycle, the high wheel was made obsolete. The comfortable ride once found only on tall wheels could now be enjoyed on smaller chain-driven bicycles. By 1893, high-wheelers were no longer being produced. [3]
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A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered or motor-assisted, pedal-driven, single-track vehicle, with two wheels attached to a frame, one behind the other. A bicycle rider is called a cyclist, or bicyclist. Bicycles were introduced in the 19th century in Europe. By the early 21st century there were more ...
Boneshaker (or bone-shaker) is a name dating from the 1860s for the first type of true bicycle with pedals, which were called velocipedes by their manufacturers. "Boneshaker" referred to the extremely uncomfortable ride, which was caused by the stiff wrought-iron frame and wooden wheels surrounded by tires made of iron .
Once upon a time, most of the bikes sold in the U.S. were American-made; these days, most bicycles and bike components come from China. But there are still plenty of small companies dedicated to ...
Some historians who have studied the invention of the pedal-driven bicycle, including David V. Herlihy, state that Macmillan was not the first inventor.Herlihy states there is no contemporary documentary evidence that a pedal-crank design was applied to a 2-wheeled vehicle and that letters from customers in Scotland to the Michaux company in 1868 state that all of the human-powered vehicles ...