Can I read History of the Allison 250 Engine on EtoBox?

History of the Allison 250 Engine by Theodor Eike is a document available to read on EtoBox.

What is History of the Allison 250 Engine about?

The 250 series gas turbine engine was conceived in 1957 when the US Army wanted a lightweight 250 shaft horsepower engine. Allison won the contract and began developing the engine, facing many challenges in scaling down turbine technology. Early testing revealed problems that required redesigns. Further challenges included matching the engine to different helicopter rotor systems. After modifications, the engine met certification in 1962. It then powered several light observation helicopters evaluated by th

Author

Theodor Eike

Language

EN