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Ilyushin carried out design work on the new aircraft, which was given the internal design bureau designation TsKB-56, in parallel with the DB-3F (later designated the Il-4). While the DB-3F was a relatively simple upgrade of the DB-3, the TsKB-56, which had the service designation DB-3, was larger and heavier, in order to meet the requirements ...
DB-4 (TsKB-56) long-range bomber prototype, 1940. Il-6 long-range bomber prototype developed from the Il-4 and Ilyushin's last piston-engined bomber, 1942. Il-22 jet-powered bomber prototype, world's first 4-engined straight-wing aircraft, 1947.
In 1938, the Ilyushin design bureau redesigned the Ilyushin DB-3 to ease production and improve its performance, the revised version receiving the designation DB-3F (Forsirovanniye or "boosted"). The aircraft's internal structure, particularly the wings, was extensively changed, eliminating the need for hand finishing of the structure, and with ...
Download as PDF; Printable version; In other projects ... Pages in category "Ilyushin aircraft" ... Template:Ilyushin aircraft; D. Ilyushin DB-3; Ilyushin DB-4 ...
Download QR code; Print/export ... Pages in category "Aircraft first flown in 1940" ... Ilyushin DB-4; IMAM Ro.63; Interstate Cadet;
The genesis of the DB-3 lay in the BB-2, Sergey Ilyushin's failed competitor to the Tupolev SB.Ilyushin was able to salvage the work and time invested in the BB-2's design by recasting it as a long-range bomber, again competing against a Tupolev design, the DB-2, to meet the stringent requirements of an aircraft capable of delivering a 1,000 kg (2,200 lb) bombload to a range of 3,000 km (1,900 ...
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Download QR code; Print/export ... Help. Soviet bomber aircraft by decade of first flight 1910s • 1920s • 1930s ... Ilyushin DB-4; Ilyushin Il-22;