The word robots comes from a Czech word robot Which means forced labor. During the first century A.D The great Engineer was credited to heron of Alexandria for inventing the first steam engine which was designed intriguing automatons and has the ability to talk. In 1945, a sketch of a mechanical knight by Leonardo da Vinci, which could sit up and its arms and legs , is considered to be the first plan for a humanoid robot.
The evolution of electronic autonomous robots created by William Grey Walter in Bristol , England in 1948, In 1954 George Devol make the first commercial, digital and programmable robot and named that Unimate . And in 1961 he sold to general motors and at the Inland Fisher Guide plant in the west Trenton section of Ewing Township, New Jersey they used the robot to lift pieces of hot metal from die casting machines.Over the years the anthropomorphic machines and robots have become very popular in culture and become familiar figures through the books, movies and televisions shows. This popularity of robots and machines shows that people are believes that one day the machines will one day walk with us as a helper and even as companions . Nowadays robots play a vital role in industries where one robot works for every 10 workers in automobile manufacturing industries