A process for the preparation of a shaped complex structure, in particular the ski and in such a complex structure shaped c-containing.

摘要

This method which consists: … …  - in depositing a first element (8, 9) in a mould (1, 2); …  - in depositing a second element (11, 12) in this mould; …  - in closing the mould; …  - then in injecting, between these two elements, reagents intended to react in order to form a foam which expands in situ; …  - then in cooling the contents of the mould; …  - and, finally, in opening the mould in order to remove the complex structure, … is characterised: … …  - in that two flexible membranes (10, 10a) made from plastic material, forming a sheath upon closure of the mould, are inserted between the first and the second assembly; …  - and in that the reagents of the foam are injected into the said sheath (10), which stretches until it presses the elements against the walls of the mould (1, 2). … …IMAGE…