X-Nico

unusual facts about rotor kite



German submarine U-177

The U-boat successfully attacked the unescorted 4,195 ton Greek merchant ship Efthalia Mari east of Madagascar on 5 August, after spotting her using a Fa 330 Bachstelze rotor kite.


see also

Bensen B-5

The fourth arm of the cross provided a mounting for a large, plywood fin and rudder, reminiscent of that of the Raoul Hafner's Rotachute that had shaped Bensen's thinking about rotor kite design.