The Invention of the Electro-motive Engine

This casestudy is a historic analysis of the developments that resulted in the electro-motive engines. It shows the range of inventions that started with Volta’s wet cell, Oersteds moving compass needle, Faradays homopolar motor and Surgeon’s electromagnet, the first steps leading to the electro-motor were taken. Contributions from American,...

The Invention of the Steam Engine

This casestudy is a historic analysis of the developments that resulted in the steam engine. The range of inventions that started with Savery's 'Miner's Friend' (a water pump to solve the dramatic water problem in the British eighteenth century mines) over a century culminated in the steam engine used to power factories, coaches, locomotives and...

The Invention of the Electric Light

This case study is a historic analysis of the developments that resulted in the electric light. The range of inventions that started with the demonstrations of a sparkling bright light by the Englishman Humphry Davy and the Russian Vasilii Petrov in the early nineteenth century, over the next century culminated into the invention of the...

The Invention of the Communication Engine 'Telegraph'

This case study is a historic analysis of the developments that resulted in the electric telegraph. It describes a fascinating development in the early nineteenth century. It is a story about communication. Long distance communication, that had already developed with the optical semaphore system created by Claude Chappe in revolutionary France....

The Invention of the Communication Engine 'Telephone'

This case study is a historic analysis of the developments that resulted in the electric telephone. It is a story about human communication. Long distance communication that had already developed with the electrical telegraph system created by Samuel Morse in America and Cooke & Wheatstone in Britain. But now electricity became—next to its...