Moebius strip proposed as basis for optimally shaped airplane and boat propellers, fans, helicopter rotors, mixing screws, coffee grinders, and concrete mixers. Basic idea of optimal shaping of such device to increase working efficiency by increasing area for capture of still medium without increasing power needed for rotation.
Propellers And Fans Based On The Moebius Strip
NASA Tech Briefs ; 20 , 6
01.06.1996
Sonstige
Keine Angabe
Englisch
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