Blériot-SPAD S.33
The Blériot- SPAD S.33 was that is designed for four to five passengers double-decker passenger plane by the French manufacturer Blériot Aéronautique from the 1920s.
History
The P.33 was launched on December 12, 1920 on its maiden flight. Since some of the then young aviation companies interested in S.33 showed by the two pre-production aircraft further 41 units were built.
20 machines received the French company Compagnie Franco -Romaine, which began this between France and Eastern Europe. 1925 from this company CIDNA ( Compagnie Internationale de Navigation Aerienne ), which in 1933 merged together with any other party to Air France. The P.33 were sometimes used to Istanbul.
During the 1930s, the P.33 and its variants, the standard passenger aircraft of some small European airlines were.
Construction
The Blériot- SPAD S.33 it was a einstieligen biplane. The lower wing was shorter run than the upper, the upper wing were distinctly arrow-shaped, the lower on the other hand stood at right angles to the hull. The ailerons were located on the lower wing. The machine had a two-wheeled chassis, and tail skid.
The S.33 was designed for four passengers, wicker chairs were present for the closed in the cabin in the fuselage. View to the outside had the passengers through three portholes on each side of the fuselage. A fifth passenger could take place in an open cockpit next to the pilot. The cockpit was located approximately in the middle of the fuselage behind the passenger cabin.
The prototype was equipped with a Salmson radial engine with an output of 184 kW (250 hp). The series models received the 7 kW more powerful Salmson radial engine C.9.
Variants
- Blériot- SPAD S.46: modification of the S- 33 with a Lorraine - Dittrich - 12 engine with 272 kW As ( 370 hp ) and increasing the span to 12.60 m; First flight on June 16, 1921; 38 sold to Compagnie Franco -Romaine machines.
- Blériot- SPAD p.48: test, a series S.33 was equipped with a 202 kW ( 275 hp) Lorraine - Dittrich - This engine was called during this time p.48.
- Blériot- SPAD S.50: Blériot produced two prototypes based on the P.33 with the Hispano -Suiza 8Fb engine with an output of 221 kW ( 300 hp), then 3 machines of the type of society p.33 CMA were accordingly motorized and redrawn on p.48. Another machine was equipped with the enlarged structure of S. 46 and flew into government services.
- Blériot- SPAD S.66: 1925 from Compagnie Franco -Romaine the CIDNA ( see above). The 34 at this time standing still in service this company p.46 received with fur -covered headrests for the seats in the cockpit. In addition, 8 units of type S.33 this company were brought to the same standard. The total of 42 machines have been redrawn on p.66.
- Blériot- SPAD p.86: single copy of a 1925 with a Lorraine - Dittrich - engine with an output of 331 kW (450 hp) equipped p.66
- Blériot- SPAD p.116: single piece of p.66 from 1928 ( serial number 32) with a Renault 12.Ia with 331 kW ( 450 S )
- Blériot- SPAD C.128: Re renumbering of the P.86, after the conversion to a Hispano -Suiza engine, Type 12 Ha with 331 kW (450 hp) - later known as S.126
- Blériot- SPAD S.126: Blériot- SPAD see C.128
See also: Blériot- SPAD S.56