25-08-2017, 09:32 PM
History
R. Stirling minister of church of Scotland
Prolific inventor entire life
Suffered for the injuries of those in congregation
Invention by Need
1816 patent for air engine
Steam engines inefficient and prone to explosions
Called air engines until 1940’s use of other gases
How does it Work?
Sealed cylinder one side hot one side cold
Working gas is moved from hot side to cold side