Today in History – April 24, 1877 – Brush patents first dynamo or electric generator. The dynamo was a concept that had been built earlier by Faraday, Henry and Pacinotti and Gramme and concurrently by Edison, but Brush’s more efficient dynamo got the U.S. patent. Brush’s dynamo eventually became the workhorse of the electric power [...]

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Today in History – February 25, 1837 – Thomas Davenport patents the electric motor and electric railway. Thomas Davenport, an American blacksmith, first invented the DC electrical motor in 1834 and used it to make a small model of electrical railway in 1835. He patented a device for “Improvements in propelling machinery by magnetism and [...]

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Today in History – April 24, 1877 – Brush patents first dynamo or electric generator. The dynamo was a concept that had been built earlier by Faraday, Henry and Pacinotti and Gramme and concurrently by Edison, but Brush’s more efficient dynamo got the U.S. patent. Brush’s dynamo eventually became the workhorse of the electric power [...]

[Read more →]

Today in History – February 25, 1837 – Thomas Davenport patents the electric motor and electric railway. Thomas Davenport, an American blacksmith, first invented the DC electrical motor in 1834 and used it to make a small model of electrical railway in 1835. He patented a device for “Improvements in propelling machinery by magnetism and [...]

[Read more →]

Today in History – April 24, 1877 – Brush patents first dynamo or electric generator. The dynamo was a concept that had been built earlier by Faraday, Henry and Pacinotti and Gramme and concurrently by Edison, but Brush’s more efficient dynamo got the U.S. patent. Brush’s dynamo eventually became the workhorse of the electric power [...]

[Read more →]