Carl Gustaf Patrik Laval

Gustaf de Laval was born at Orsa in Dalarna in the Swedish de Laval Huguenot family (immigrated 1622 - Claude de Laval, soldier - knighted de Laval 1647). Continue reading

Mechanical cream separator

In 1878, Carl Gustaf Patrik de Laval, a scientist, engineer, and inventor, invented the mechanical cream separator, while working with the Klosters-Bruck Steel Works. Continue reading

Leonardo da Vinci

Leonardo di ser Piero da Vinci (Italian: [leoˈnardo di ˌsɛr ˈpjɛːro da (v)ˈvintʃi] ( listen); 15 April 1452 – 2 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography. Continue reading

Mechanical ventilating fan, Reinvented by Leonardo da Vinci

Mechanical ventilating fan was invented in China circa 180 CE. Continue reading