20130299672 | MOULDING TOOL FOR PRODUCING A COMPOSITE MATERIAL PART USING A FLEXIBLE PREFORM COMPOSED OF A SKIN AND PROFILED PREFORMS FIRMLY ATTACHED TO SAID SKIN - The invention relates to a moulding tool for producing a composite material part by coating, by means of a matrix, a flexible preform including a skin, and profiled elements delimiting a plurality of three-dimensional meshes of polyhedral shapes. This moulding tool comprises a mould and a countermould made of a material having the same expansion coefficient as the preform. Furthermore, includes, for each three-dimensional mesh, a part for filling the latter, formed from a plurality of wedges ( | 11-14-2013 |