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Isacco I-4
1935
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Vittorio Isacco was Italian designer who worked on a helicopter in USSR 1932-1936. In 1936 ...
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| Experimental winged autogiro, similar in layout to Cierva C-19 Mk.III. First Soviet autogiro testbed used ... read more ... |
TsAGI 2-EA
1932
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TsAGI A-4
1932
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Designation from Avtozhir (autogyro), decree by NII VVS 1932 for all-Soviet autogyro, and preparations for ...
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| Light autogyro designed at OOK by Kuznetsov. First rotary-wing machine with folding blades, and also ... read more ... |
TsAGI A-6
1933
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TsAGI A-8
1934
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First flown 29 June 1934, this was virtually an A-6 with two major alterations: wings ...
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| OOK 6th Brigade under Skrzhinskii designed A-10 six-seat transport autogyro with M-22 in 1934 but ... read more ... |
TsAGI A-12
1936
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| Intended as fastest autogyro of day, two-seat wingless machine using A-12 and A-14 technology and ... read more ... |
TsAGI A-15
1937
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TsAGI 1-EA
1930
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Basic experimental helicopter with 4-blade main rotor and four small 2-blade anti-rotation propellers (with variable ...
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| Pavel Ivanovich Ekonomov, profesional aviation carpenter and joiner, was a prolific inventorand made various propositions ... read more ... |
Ekonomov "Zhiroplan"
1936
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TsAGI 3-EA
1933
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Second helicopter built 1933 for training pilots. Similar to 1-EA and same data. Never flown ...
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| Broadly similar to predecessors, incorporated new rotor proposed by I.P.Bratukhin with three large blades with ... read more ... |
TsAGI 5-EA
1933
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TsAGI 11-EA
1936
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Designed 1934, this used Bratukhin’s rotor with alternate large articulated blades and small rigid blades ...
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| Designed 1934, this used Bratukhin’s rotor with alternate large articulated blades and small rigid blades ... read more ... |
TsAGI 11-EA PV
1940
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Bratukhin "Omega"
1941
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Also designated 2MG (twin-engined helicopter), this ambitious project was authorised on 27 June 1940 and ...
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| Third Bratukhin helicopter, based on G-2 but planned from outset for operational use by VVS ... read more ... |
Bratukhin G-3
1946
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Bratukhin G-4
1947
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First Soviet helicopter with engine designed for such duty. Cooling fan and fron gearbox giving ...
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| First helicopter designated for Bratukhin himself. Scaled-up derivative of G-4, with slightly more powerful model ... read more ... |
Bratukhin B-5
1947
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Bratukhin B-10
1947
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Also designated VNP (Vozdushni Nabludatyelnii Punkt - aerial observation point), this could have been AK-2 ...
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| Last design authorized from OKB-3, to provide comparision against Mil and Yak single-rotor submissions to ... read more ... |
Bratukhin B-11
1948
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