Boeing YB-9

Boeing YB-9 adalah pesawat pembom monoplane sayap rendah (low wing) yang pertama semua logam dirancang untuk Amerika Serikat Army Air Corps. YB-9 adalah sebuah perubahan diperbesar Boeing Model 200 Commercial Transport.

Pada Mei 1930, Boeing telah terbang Mailplane bermesin tunggal Model 200 Monomail. Monomail adalah desain radikal untuk sementara waktu, menjadi semi-monocoque, kulit stres kantilever monoplane dengan undercarriage ditarik. Amerika Serikat Army Air Corps bomber skuadron sebagian besar dilengkapi dengan biplane seperti Keystone B-6, dan Boeing memutuskan untuk merancang dan membangun sebuah pembom bermesin ganda menggunakan teknik yang sama yang digunakan dalam Monomail untuk melengkapi kembali Air Corps.[1][2]

Referensi

  1. ^ Pelletier 2002, p. 44.
  2. ^ Swanborough and Bowers 1963, p. 72.
  • Baugher, Joe. "Boeing B-9". Encyclopedia of American Aircraft, 10 September 2002. Retrieved: 7 July 2010.
  • Bowers, Peter M. Boeing Aircraft since 1916. London: Putnam, 1989. ISBN 0-85177-804-6.
  • Jones, Lloyd. U. S. Bombers. Fallbrook, CA: Aero Publishers, 1974. ISBN 0-8168-9126-5.
  • Pelletier, Alain. "End of the Dinosaurs: Boeing's B-9, Breaking the Bomber Mold". Air Enthusiast, Volume 101, September/October 2002, pp. 44–49.
  • Swanborough, F. G. and Peter M. Bowers. United States Military Aircraft since 1909. London: Putnam, 1963.
  • Wagner, Ray. American Combat Planes. New York: Doubleday, 1982. ISBN 0-930083-17-2.

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