rotorcraft rotating ring

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• Rotorcraft — A rotorcraft is a heavier than air flying machine that uses lift generated by wings that revolve around a mast called rotor blades. Several rotor blades mounted to a single mast is referred to as a rotor. Rotorcraft may also include the use of… …   Wikipedia

• Contra-rotating propellers — For contra rotating marine propellors, helicopter rotors and turbine fan blades, see Contra rotating. Not to be confused with counter rotating propellers. Contra rotating propellers on a Rolls Royce–Griffon–powered P 51 unlimited racer Aircraft… …   Wikipedia

• Counter-rotating propellers — Not to be confused with Contra rotating propellers. Counter rotating propellers Opposite propeller blade section can be clearly seen on this Piper PA 44 Seminole Counter rotating propellers, found on twin and multi engine propeller driven… …   Wikipedia

• Obturator ring — For other uses see Obturator Obturator rings are a specific type of piston ring used in World War I aero engines to compensate for warping of the cylinders. Purpose The rotary aircraft engines of World War I (engines with the crankshaft fixed to… …   Wikipedia

• Mikoyan-Gurevich Ye-150 family — Ye 150 family Ye 152M/1 (Ye 166) Role Protoype single seat fighter Nation …   Wikipedia

• Helicopter — For other uses, see Helicopter (disambiguation). Helicopter An LAPD Bell 206 …   Wikipedia

• Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …   Wikipedia

• Gnome Monosoupape — Monosoupape A 1917 Gnome 9N 160 hp Monosoupape rotary engine Type Rotary a …   Wikipedia

• Combustor — Flame stabilized by cyclone. A combustor is a component or area of a gas turbine, ramjet, or scramjet engine where combustion takes place. It is also known as a burner, combustion chamber or flame holder. In a gas turbine engine, the combustor or …   Wikipedia

• Constant speed propeller — Cutaway constant speed propeller hub …   Wikipedia

• Coffman engine starter — The Coffman engine starter (also known as a shotgun starter ) was a starting system used on many piston engines in aircraft and armored vehicles of the 1930s and 1940s. The Coffman system was one of the most common brands; another was the Breeze… …   Wikipedia