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US 11,608,153 B2Granted
Stratospheric lift system with partial ballonet
AssigneeThales
InventorsEmmanuel Du Pontavice, Louis Glaenzer
Life of this patent
Estimating the term…
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.
Claims14
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, wherein the first airtight ballonet is configured to release only when perforated the gas with a density lower than the density of air into the airtight enclosure accommodating the air, such that said gas mixes with the air inside the airtight enclosure accommodating the air.
Dependencies are inferred from the claim text.