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"ILA 2008" (5): the new generation of hot air balloons
Berlin, Germany - Northrop Grumman is focussing on unmanned aerial vehicles
"225 years after humans first took to the air, in the Montgolfière balloon, researchers from the Technical University Berlin and Festo AG are presenting the latest generation of hot air balloons at the ILA2008. The insulated Festo balloon is the first commercial double-skinned balloon, in which a minute layer of air only a few millimetres thick enables the energy consumption to be reduced by more...
fra/pec - 1090190
AVIONEWS - World Aeronautical Press Agency
AVIONEWS - World Aeronautical Press Agency