摘要 |
A method of producing shaped bodies, in particular bumpers for vehicles in which one or more filler elements (B) are formed in expanded foam material and said filler elements are located in a mold to mold a resistant involucre (A) for example of high density polymerizable polyurethane material capable of incorporating and firmly retaining said filler. Before being introduced into the mold, the filler is provided with a layer of fibrous reinforcing material, preferably of fiber-glass. <IMAGE> |