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Travel Air Model 11

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Model 11
Role Racing aircraft
National origin United States of America
Manufacturer Travel Air
Number built 2
Developed from Travel Air 2000

The Travel Air Model 11, also known as the Travel Air Model 11000 or the Curtiss-Wright Travel Air CW-11, was an American racing biplane developed from the general-purpose Travel Air 2000, and its derivative the Model 4-D.[1] Two examples competed in different events during the 1929 National Air Races, including the inaugural Women's Air Derby.[1] Pioneering woman aviator Marvel Crosson was killed flying a Model 11 in the latter event.[1]

Design and development

The two Model 11s built differed considerably,[1] but shared the same general configuration as other Travel Air biplanes of the era. They were single-bay, staggered biplanes of conventional design, with open cockpits and fixed, tailskid undercarriage. They had conventional tails and were powered by nose-mounted radial engines driving tractor propellers.[2] The fuselages were built from welded steel tubes, and the wings from wood.[3]

The first was a re-manufactured Travel Air 2000.[1] This aircraft (construction number 794,[1] registered X-6473[4]) was built in September or October[4] 1928 as a D-2000 subtype, with shorter-span and thinner "speedwings", a narrowed fuselage, and a new tail fin design.[4] It was nicknamed "The Bug" at the factory,[4][5] and its aerodynamic improvements while retaining its standard Curtiss OX-5 engine made it competitive in the 90-horsepower (67 kW) racing class.[5] Ira McConaughey flew it to a race victory at Newton, Kansas in early October.[5] Art Goebel raced it in Jackson, Mississippi in November, naming it The Chaparral.[5] A plan existed to re-engine it with a Warner Scarab, but it is now uncertain whether this was carried out before it was rebuilt into a Model 11.[5] The rebuild gave the aircraft new, thicker wings, different strut and aileron arrangements, new undercarriage, and a 240-horsepower (180 kW) Wright J-6-7 engine enclosed by a NACA cowling.[1]

The second was a new-build aircraft, based on the Model 4-D fuselage design, albeit shortened and narrowed.[1]



Specifications (variant)

General characteristics Performance

Notes

References

  1. ^ a b c d e f g h Pelletier 1995, p.44
  2. ^ Phillips 1994, p.65
  3. ^ Phillips 1994, p.91–92
  4. ^ a b c d Pelletier 1995, p.29
  5. ^ a b c d e Phillips 1994, p.51

Bibliography

  • Pelletier, Alain J. (1995). Beech Aircraft and their Predecessors. London: Putnam Aeronautical.
  • Phillips, Edward H. (1994). Travel Air: Wings over the Prairie. Eagan, Minnesota: Flying Books International.


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