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US 12,358,640 B2Granted
Aircraft with a multi-walled fuel tank and a method of manufacturing
AssigneeJetZero, Inc.
InventorsRonald Tatsuji Kawai, Blaine Knight Rawdon
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Abstract
An aircraft with a multi-walled fuel tank and method of manufacturing is presented. The aircraft includes a blended wing body and a fuel tank attached to the blended wing body configured to store liquified gas fuel. The fuel tank includes an inner wall, outer wall, and interstitial volume in between that is filled with insulation. The interstitial volume includes a reflective film layer and a structural insulation layer.
Claims19
An aircraft with at least a multi-walled fuel
- tank, the aircraft comprising:
- a blended wing body;
- and
- the at least a multi-walled fuel tank attached to the blended wing body and configured to store liquified gas fuel, wherein the at least a fuel tank further comprises:
- an inner wall;
- an outer wall;
- and
- an interstitial volume between the inner wall and the outer wall comprising of at least a reflective film layer and at least a structural insulation layer, wherein the at least a structural layer is divided into blocks, wherein the interstitial volume comprises a gap located between the blocks of the at least a structural insulation layer;
- and
- at least a vent fluidly connected to the interstitial volume, wherein the at least a vent is further connected to the gap, and configured to vent gas from the gap at a purge flow rate sufficient to maintain a fuel gas concentration within the interstitial volume below a threshold gas concentration.
7 more elements
Dependencies are inferred from the claim text.