The Blériot-SPAD S.29 was a sport aircraft produced in 1919 by Blériot-SPAD.

Design and development

The Blériot-SPAD S.29 was a two-seat

single-bay A biplane is a fixed-wing aircraft with two main wings stacked one above the other. The first powered, controlled aeroplane to fly, the Wright Flyer, used a biplane wing arrangement, as did many aircraft in the early years of aviation. While a ...

biplane, with a slightly swept upper wing and a straight lower wing, with the wings connected by a single strut on each side.

Ailerons An aileron (French for "little wing" or "fin") is a hinged flight control surface usually forming part of the trailing edge of each wing of a fixed-wing aircraft. Ailerons are used in pairs to control the aircraft in roll (or movement around ...

were fitted to the lower wing only. The

fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraf ...

was a circular section wooden

monocoque Monocoque ( ), also called structural skin, is a structural system in which loads are supported by an object's external skin, in a manner similar to an egg shell. The word ''monocoque'' is a French term for "single shell". First used for boats, ...

structure, with pilot and passenger seated in tandem in a single cockpit. It was powered by a

Le Rhône 9C The Le Rhône 9C is a nine-cylinder rotary aircraft engine produced in France by '' Société des Moteurs Le Rhône'' / Gnome et Rhône. Also known as the Le Rhône 80 hp in a reference to its nominal power rating, the engine was ...

rotary engine The rotary engine is an early type of internal combustion engine, usually designed with an odd number of cylinders per row in a radial configuration. The engine's crankshaft remained stationary in operation, while the entire crankcase and its ...

driving a two-bladed propeller fitted with a large hemispherical

spinner Technology *Spinner (aeronautics), the aerodynamic cone at the hub of an aircraft propeller * Spinner (cell culture), laboratory equipment for cultivating plant or mammalian cells * Spinner (computing), a graphical widget in a GUI * Spinner (MIT Med ...

, mounted on ball-bearings so that it did not rotate with the propeller, possibly a precaution against the spinner disintegrating due to centrifugal force.Blériot SPAD
''Flight'' 22 January 1920

Specifications

References

External links

Photograph at aviadejavu.ru
{{DEFAULTSORT:Bleriot-SPAD S.29 1920s French sport aircraft Blériot aircraft Single-engined tractor aircraft Biplanes Aircraft first flown in 1920 Rotary-engined aircraft