Hiero 6 [SEP] designer
Hiero 6
In 1914 Otto Hieronimus manufactured the six-cylinder Hiero E, also known as the Hiero 6 engine which was derived from earlier 4-cylinder engines. The Hiero engine like the Austro-Daimler powered many of Austria's World War I aircraft. Hiero aircraft engines were designed by Otto Hieronimus, a famous Austrian auto racer of the early 1900s. His initial designs were liquid-cooled inline engines built by the Laurin & Klement Automobile Works of Austria.
Design and development.
The Hiero E had a 135
designated Hiero B or Hiero C )
- Hiero 185hp (probably designated Hiero D)
- Hiero 180/190hp 4-cyl inline
- Hiero 200hp 6-cyl inline
- Hiero 230/240hp 6-cyl inline
- Hiero 240/250hp 6-cyl inline HC
- Hiero 200/220hp V-8
- Hiero 300/320hp 6-cyl inline
- Hiero 270/280hp 6-cyl inline
- Hiero 35/40hp 2-cyl HOA
H Hiller.
- Hiller 1910
- Hiller 30hp
- Hiller 60hp
- Hiller 90hp
H Hiller Aircraft.
- Hiller 8RJ2B – ramjet for the Hiller YH-32 Hornet