Selasa, 28 Agustus 2012

Biography Thomas Alva Edison

 Thomas Alva Edison

Thomas Alva Edison was born in Milan, Ohio on February 11, 1847. In 1954 his parents moved to Port Huron, Michigan. Edison had grown up there. As a child Edison had only attend school for 3 months. The teacher warned small Edison that he could not learn in school and eventually his mother decided to teach himself Edison at home. Incidentally his mother worked as a teacher. This is done because when the Edison schools, including students who are often left behind and it is considered a non-gifted students.Although no schools, small Edison demonstrated the profound nature curious and always wanted to try. Before reaching school age he had to dissect animals, not to torture animals, but purely driven by great curiosity. At the age of eleven Edison built a simple chemical laboratory in the basement of his father's house. A year later he managed to make a telegraph that despite its primitive but it works.Of course, these experiments did require a sizable fee. To meet their needs, at the age of twelve years Edison worked as a seller of newspapers and candy on trains operating between the city of Port Huron and Detroit. In order to spare time on the train are not wasted Edison asked for permission to the railway company, "Grand Trunk Railway", to create a small laboratory in one of the train carriages. That's where he experimented and read literature when not on duty.In 1861 civil war between the states of north and south. Topic to the attention of people. Thomas Alva Edison saw this opportunity and bought an old printing equipment for 12 bucks, and then print their own newspaper called "Weekly Herald". This newspaper was the first newspaper printed on the train and pretty sold. Oplahnya to 400 a day.At this time Edison nearly lost his hearing due to an accident. But he did not regard it as flawed even consider it as an advantage because he has a lot of time to think than to listen to empty talk.In 1868 Edison got a job as a telegraph operator in Boston. Spent all his spare time to conduct engineering experiments. This year he also found electric intercom system.Thomas Alva Edison received his first patent for the electric vote recorder tool but no one is interested to buy it so he switched to a commercial discovery. His first commercial discovery is the development of the stock ticker. Edison sells penemuaannya to a company and get money of 40,000 dollars. This money is used by Edison to open companies and laboratories in Menlo Park, New Jersey. In this laboratory discoveries that he spawned then change the lifestyle most people in the world.In 1877 he found the phonograph. In this year also he occupied himself with the problem at the time was a concern of many researchers: incandescent lamps. Edison realized the importance of such a light source for human life. Therefore Edison devote energy and time, and spend as much money as $ 40,000 over the next two years to make a light bulb experiment. The question is how to find materials that could glow when electrified but not burned. In total there are about 6000 materials tried. Through the efforts Edison, finally, on October 21, 1879 was born the first electric incandescent lamp capable of burning for 40 hours.There are many other useful inventions Edison. Overall, Edison had produced 1039 patents. His discovery that seldom mentioned among others: printing telegraph, electric pen, the mining process magnetic, electric torpedo, synthetic rubber, alkaline batteries, cement mixer, microphone, carbon telephone transmitter and a moving picture projector.Thomas Edison was also instrumental in the field of cinema. He combines photographic film that George Eastman developed a film industry that generates millions of dollars as it is today. He also makes the Black Maria, a mobile film studio built on spinning lines.Passing the 1920s his health deteriorated and he died on October 18, 1931 at the age of 84 years

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