Quote:
Originally Posted by winkosmosis
Look at the blade... I'm not talking about pitch variation from inside to outside. It's curved from the leading to the trailing edge of the blade. Can you not see that by looking at it?
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I see the curve.It dates to the 1970s.A close friend got his masters degree in aeronautical engineering working with NASA on airframe integration for these on turbo-prop aircraft.
They are more efficient than other designs.They do provide more thrust for the buck.
They show up on ships and nuclear submarines.
Your premise is correct with respect to efficiency.