Patent ID: 9086110
Filing Date: 2015-07-21
Classification: B64C,F16F

Abstract:
1. A structural part capable of dissipating energy delivered during an impact that compresses said part along a Z axis, comprising a web having two opposite surfaces, said part comprising: a through-window extending between said opposite surfaces of the web, dividing said web into two main portions, referred to as “first portion” and “second portion” respectively, arranged in series along the Z axis; and an energy-dissipation device, comprising cutting means arranged within said window and able to cut at least one of said portions of the web into strips as a result of a compressive force exerted on said part along the Z axis, and means for clearing away the strips thus formed, said energy-dissipation device comprising two elements fastened respectively against each of the opposite surfaces of the web, at least a first element being provided with a series of cutting-out spurs extending into said window from the corresponding fastening surface and a second element being provided with openings, each positioned facing a spur, for clearing away strips of part cut out by said spurs.