A variable lift device includes a pressurized airtight enclosure accommodating air, a first airtight ballonet disposed inside the airtight enclosure accommodating a pressurized gas with a density lower than the density of air, the first airtight ballonet comprising a perforation means for perforating the first airtight ballonet.
SYSTÈME D'ASCENSION STRATOSPHÉRIQUE À BALLONNET PARTIEL
SYSTEM FOR RISING THROUGH THE STRATOSPHERE WITH PARTIAL BALLOON
STRATOSPHÄREN-AUFSTIEGSSYSTEM MIT TEILBALLON
2023-06-07
Patent
Electronic Resource
French
IPC: | B64B LIGHTER-THAN-AIR AIRCRAFT , Luftfahrzeuge leichter als Luft |
TECHNOLOGIE - Le projet de dirigeable stratosphérique japonais
Online Contents | 2003
Online Contents | 1994
|European Patent Office | 2021
|TECHNOLOGIE - Le Proteus, banc d'essai stratosphérique . La bombe guidée SDB II en essais
Online Contents | 2006