Bicycle was invented by Sifrak. 1790, French Sifrak invented the world's first bicycle. This bike is made of wood, with only two wheels and no transmission. It needs people to step on the ground to roll forward.

Basic introduction:

1. The earliest bicycles were made of wood, with simple structure and no driving device and steering device. If you need to adjust the direction, you need to get off and push it. Even so, this is a great innovation of bicycle.

2.65438+At the beginning of 2009, Russian Artamaa Novo improved and innovated the original bicycle and designed the world's first pedal bicycle, which is the prototype of the bicycle we are riding now.