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US 12,613,012 B2Granted
Double-wall tank
AssigneeAirbus Operations S.L.U.
InventorsAna Fernández Ramírez, Jorge Ballestero Méndez, Pedro Nogueroles Viñes
Life of this patent
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Abstract
A double-wall tank comprising an inner vessel surrounded by an outer jacket. The double-wall tanks comprising arrangements for coupling an inner vessel relative to an outer jacket which include roller bearings between the inner vessel and the outer jacket. Also an aircraft having at least one double-wall tank with the roller bearings.
Claims14
A double-wall tank comprising:
- an inner vessel defining an inner chamber configured to house a fluid,
- an outer jacket defining an outer chamber which houses said inner vessel,
- a union assembly provided between the inner vessel and the outer jacket, and
- a damping means configured to absorb displacements of one of the at least three roller bearings in a direction perpendicular to a surface to which the one of the at least three roller bearings is fixed;
- wherein the inner vessel and the outer jacket extend along a longitudinal direction;
- wherein the union assembly comprises a polar mount and at least three roller bearings;
- wherein the polar mount and the at least three roller bearings are arranged between an exterior surface of the inner vessel and an interior surface of the outer jacket;
- wherein the polar mount is arranged at a longitudinal end of the inner vessel according to the longitudinal direction, and
- wherein each roller bearing comprises a coupling portion a rolling portion and is arranged:
- with the coupling portion fixed to an exterior surface of the inner vessel and the rolling portion contacting an interior surface of the outer jacket;
- or, with the coupling portion fixed to the interior surface of the outer jacket and the rolling portion contacting the exterior surface of the inner vessel.
8 more elements
Dependencies are inferred from the claim text.