Brennan Helicopter | |
---|---|
Brennan’s helicopter at Farnborough, 1924 | |
Role | Helicopter |
National origin | United Kingdom |
First flight | 1921 |
Retired | 1926 |
Number built | 1 |
The Brennan Helicopter was a British rotary wing aircraft, developed by the Irish engineer and inventor Louis Brennan between the late 1910s and the mid-1920s. The helicopter was powered by a central engine through shafts to propellers mounted on two of the rotor blades.[1][2]