Lorraine 12F Courlis
| Industry | Aviation |
|---|---|
| Founded | 1929 |
| Products | Aircraft engines |
The Lorraine 12F Courlis represented a French-designed W-12 (broad arrow) aviation powerplant that debuted in 1929. Although it featured a sophisticated engineering approach, its operational deployment remained quite restricted.
Design and development
Beginning in 1926, Lorraine introduced a lineup of V-12 and W-12 engine configurations characterized by steel cylinders threaded into aluminium alloy engine blocks. Two W-12 variants carried the Courlis designation: initially, the 12E model produced from , followed by the more powerful 12F which generated from . The 12F received certification on 21 August 1929 and was presented at the 1930 Paris Air Show. In contrast to the widely utilized 12E, the 12F found only a few operational roles.
Variants
- Lorraine 12Fa
- Lorraine 12Fb
- Lorraine 12Fd
Applications
- Hanriot A.3
- I.A.R. CW-8
- Nieuport-Delage NiD.540
- Nieuport-Delage NiD.580
- Nieuport-Delage NiD.623
- Potez 50
- SAB AB-20