Sharrow's extraordinary looped propellers were already some 30% more efficient than traditional designs – and now the company has put two of them together into a coaxial, contra-rotating prop that ...
Key Points - The Tupolev Tu-95 "Bear," a Soviet-era strategic bomber introduced in 1956, remains a cornerstone of Russian long-range aviation. -Unique for its four powerful Kuznetsov NK-12 turboprop ...
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