The Monosoupape (French for single-valve), was a rotary engine design first introduced in 1913 by Gnome Engine Company (renamed Gnome et Rhône in 1915)...

100 hp (75 kW) Gnome Delta in 1914 (also called the Gnome Monosoupape as it used that type of engine design for the first time). Gnome also tried a 14-cylinder...

rated power at 1,200 rpm. The later 160 hp nine-cylinder Gnome 9N rotary engine used the Monosoupape valve design while adding the safety factor of a dual...

outselling Gnome et Rhône's other main wartime engine series, the Gnome Monosoupape. Licenses for production of Le Rhône series engines were negotiated...

powerplant) Clerget 9Bf, 140 hp Le Rhône 9J, 110 hp Gnome Monosoupape 9B-2, 100 hp Gnome Monosoupape 9N, 160 hp The F.1 was the main production version...

generally weaker structure than the S-6. They had either an 80 hp Gnome Monosoupape or a 100 hp Argus Motoren engine. Some were deployed on the world's...

competition with the SPAD XIII, which it was built as a back-up for. Its Gnome Monosoupape 9N 160 CV rotary engine was mounted in a circular open-front cowling...

Home Defence Pups standardised on the more powerful 100 hp (75 kW) Gnome Monosoupape, which provided an improved rate of climb. These aircraft were distinguishable...

B.2. This was a two-bay biplane powered by a single 80 hp (60 kW) Gnome Monosoupape nine-cylinder rotary engine; the aircraft had a steel tube structure...

in the early 1920s, usually powered by Russian-made copies of the Gnome Monosoupape rotary engine. This Russian version of the 504 was replaced by what...