TUNEL DE CIRCULACION ENTRE VEHICULOS SUCESIVOS FERROVIARIOS O DE CARRETERA

摘要

An intercirculation tunnel between successive railroad cars or highway vehicles for ensuring protection against bad weather and atmospheric agents as well as noise and heat insulation as a unitized structure with oval constant cross section. The structure has a self-supporting wall that is elastically deformable throughout without mechanical devices, and that is composed of a multilayer composite of compact elastomers including an outer layer and an inner layer which can also contain reinforcements and an intermediate layer of a cellular polymer material.