Impact absorber device, particularly for aircraft
AssigneeSia Aerospace S.R.L.
InventorJoyce Adriano Losi
Life of this patent
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Abstract
An impact absorber device (10) of a fixed landing skid of an aircraft (1) is described. The device comprises a female element (20), a male element (30) and a core (40) arranged between said female element and said male element, wherein said female element comprises a cavity and said male element comprises a support and pressure surface for supporting said core, wherein said core comprises a body with controlled plastic deformation of a metallic material. In embodiments of the invention, the core comprises an extruded body having a honeycomb structure or a body comprising a spirally wound metallic substrate.
Claims18
An impact absorber device of a fixed landing skid of an aircraft,
- the device comprising
- a female element,
- a male element, and
- a core arranged between said female element and said male element, wherein said female element comprises a cavity having an open end, a closed bottom and an internal surface,
- wherein said male element comprises a support and pressure surface for supporting said core and for closing the cavity at the open end,
- wherein said core comprises a body of a metallic material with controlled plastic deformation and with no elastic return,
- wherein said core is connected to at least one of the support and presure surface and the closed bottom of the female element,
- wherein said core has a cylindrical shape with a first base in contact with the support and pressure surface and a second base in contact with the closed bottom of the female element,
- a first adapter connected to said male element for connecting the device to a first tubular section of said fixed landing skid, and
- a second adapter connected to said female element for connecting the device to a second tubular section of said fixed landing skid.
Dependencies are inferred from the claim text.