1 feb 1888 anni - Nikola Tesla demonstrated the first polyphase alternating current electrical system. His AC system included all units needed for electricity production and use: generator, transformers, transmission system, motor (used in appliances) and lights. George Westinghouse, the head of Westinghouse Electric Company, bought the patent rights to the AC system. Charles Brush was the first to use a large windmill to generate electricity. He used the windmill to charge batteries in the cellar of his home in Cleveland,
Aggiunto al nastro di tempo:
Data:
1 feb 1888 anni
Adesso
~ 137 years ago