2014年1月5日星期日

The history of the bicycle

In 1861, France michaud of father and son, originally profession is carriage repairman, they installed in the front wheel can turn the pedal board; Top of the saddle seat frame of the car in front so that unless technology special superb ride a bike, or grasp the handlebars, will fall down from the car. They put the two rounds of car box (ossuary) Three wheel bikes the "bicycle" James, and exhibited in Paris in 1867, fair, let the audience an eye-opener. In 1869, Britain's Renault after watching the French bicycle, feel the car is too heavy, start thinking about how to put the bike done some light. He USES the steel wire spokes to tighten circle as the wheel; At the same time, the use of thin steel bar to make the frame, the front wheel of the car is bigger, the rear wheels. To reduce the weight of the bike itself. Since the schiff, has been to Renault, it made the five types of bicycles and modern electric trike difference is bigger. Truly modern form of bicycle was born in 1874. British solution during the year, a knack in bicycle on the chain and sprocket, the rotation of the rear wheel to drive the car forward. But is still a front wheel, rear wheel small, look not harmonious, unstable. In 1886, the British star, is a mechanical engineer, from mechanics, design a new style of bicycle kinematic point of view, for the bicycle mount the front fork and brakes, front and rear wheels of the same size, in order to keep balance, made the diamond frame, and steel tube also use rubber wheels for the first time. Stelios not only improved the structure of the bicycle, also changed a lot in the production of bicycle parts in machine tools, to a large number of production and application of bicycle has opened up broad prospects, so he was called the "father" of the bike. She designed the bike models and bike looks almost the same today.

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