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US 2021/0316835 A1Published application
Stratospheric lift system with partial ballonet
AssigneeThales
InventorsEmmanuel DU PONTAVICE, Louis GLAENZER
Life of this patent
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Abstract
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.
Claims11
A variable lift device, comprising:
- 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 configured to release the gas with a density lower than the density of air into the airtight enclosure.
Dependencies are inferred from the claim text.