Patent ID: 6237299
Filing Date: 2001-05-29
Classification: E04C,E04F,E04G,F16B

Abstract:
Lattice girder for supporting loads or stresses, which comprises:(a) an assembly of first and second hollow profiled elements, said first hollow profiled elements having projecting portions and said second hollow profiled elements having portions forming receiving housings, said projecting portions of said first profiled elements being rigidly embedded into said portions forming receiving housings of said second hollow profiled elements,(b) said second profiled elements comprising said receiving housings having two half elements longitudinally assembled, each one of said two half-elements comprising a part of said receiving housing, assembly of said half-elements around said first hollow profiled element ensuring embedding of this first hollow profiled element into said receiving housing; and(c) said projecting portions and said receiving housing provided by cuts allowing said embedding to resist, without a use of other connecting means, leading or stresses by self-locking of said projecting portions with said receiving housings after assembling of said half-elements.