The Sikorsky S-19 was a Russian twin engine experimental prototype biplane aircraft built late in 1916 by the
Russian Baltic Railroad Car Works while
Igor Sikorsky
Igor Ivanovich Sikorsky (russian: И́горь Ива́нович Сико́рский, p=ˈiɡərʲ ɪˈvanəvitʃ sʲɪˈkorskʲɪj, a=Ru-Igor Sikorsky.ogg, tr. ''Ígor' Ivánovich Sikórskiy''; May 25, 1889 – October 26, 1972)Fortie ...
was chief engineer of the aircraft manufacturing division.
Design and development
The S-19 was a two bay
biplane
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 ...
powered by two
Sunbeam Crusader
The Sunbeam Crusader, originally known as the Sunbeam 150 hp, Sunbeam 110 hp or Sunbeam 100 hp (variations on the engine may also have been referred to as Sunbeam 120 hp or Sunbeam 135 hp), was an early British, side-va ...
water-cooled V-8 engines installed in a
push-pull configuration
An aircraft constructed with a push-pull configuration has a combination of forward-mounted tractor (pull) propellers, and backward-mounted ( pusher) propellers.
Historical
The earliest known examples of "push-pull" engined-layout aircraft incl ...
. Arranged as a
twin-boom aircraft
A twin-boom aircraft is characterised by two longitudinal booms (extended nacelle-like bodies). The booms may contain ancillary items such as fuel tanks and/or provide a supporting structure for other items. Typically, twin tailbooms support ...
, it had a large rudder located in the center of the
empenage. Two crew members occupied cockpits in the forward-most section of the booms in front of the lower wing and served as pilot and machine gunner.
Flight test
Flight testing is a branch of aeronautical engineering that develops specialist equipment required for testing aircraft behaviour and systems. Instrumentation systems are developed using proprietary transducers and data acquisition systems. D ...
ing revealed sluggish performance and the aircraft was scrapped after a minor crash.
See also
Gotha WD.3
The Gotha WD.3 (for ''Wasser Doppeldecker'' - "Water Biplane") was a pusher configuration, pusher reconnaissance floatplane built in prototype form in Germany in 1915.
Development
Since 1913, Gothaer Waggonfabrik, Gotha had been manufacturing a ...
References
S-19
Military aircraft of World War I
Russian inventions
Biplanes
Aircraft first flown in 1916
1910s Russian military aircraft
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