2014年1月5日星期日

The invention of the bicycle about bike more

The invention of the bicycle about bike more
(1) China is invented the bicycle the earliest country in the world. Bicycle is China five hundred years BC, the father of the unicycle. The qing emperor kangxi years (1662 ~ 1722), Huang Lvzhuang had Folding electric bikes the bicycle. Eleven years "unofficial history qing dynasty grand view", "the two-wheeled vehicles made by Huang Lvzhuang a, more than thirty feet, one can sit, and need not to push pull, can on their own. Row, with the hand crank arm shaft, is the same, the directorate increases with the increasing living wan foot line eight miles." This is the world's first bicycle.
(2) the bicycle was invented by western europeans. In 1790, the French west, developed into a wooden bike, no handlebar, pedal, chain. Three wheel bikes like a Trojan horse car is at the feet of nail with two wheels, two wheels fixed in a line. Due to the bike without drive and steering, seat cushion is low, the schiff, oneself ride in the car, two feet on the floor, push to the backward, make the car along a straight line. In 1817, Germany von? Baron DE les has developed a free activity of handlebar, converting his bike is more convenient. In 1818, DE les applied for a patent in the UK. In 1839, a British workers K? Macmillan pioneered the rear wheel is driven by crank mechanism to bicycle, can make the person feet off the ground when riding a bicycle. One day in 1861, the Paris of the carriage and the stroller manufacturer michaud bicycle repair DE les type, father and son on the ramp test after repair, feel the car foot rest is difficult, then has carried on the improvement to it and install on the car front wheel pedal crank shaft, thus invented michaud bike, the bike soon began to mass production. Probably around 1870, the French horse of the front drive wheels and created a large, driven wheel behind a small bike, the car running effect is good. 1890 years later, the humber of British company to produce a kind of the use of chain transmission, car bike for diamond, this kind of bicycle has been in use today.
(3) bicycle invented for the russians. One day in September 1801, the Russian serfs alta mo make wooden bike riding himself, 2500 km, arrived in Moscow to the tsar Alexander I of a tribute. Alta mo's manufacturing the schiff, making the bicycle and the French car is relatively similar. Alexander I see alta mo's manufacturing bicycle, immediately ordered the cancelled his status as a slave.

没有评论:

发表评论