a car body of a railway rolling stock of modular construction

摘要

A carbody for a railbound vehicle of a modular construction comprising a floor module (1), a roof module (3), each forming single piece, self supporting structures, two end structures (2) and sides. The sides comprise vertical elements that are joint at the top to the roof module and at the bottom to the floor module and at the side to an adjoining vertical element or to an end structure. The vertical elements comprise wall modules (6, 7) and door modules (8). The door modules are self-supporting, structural parts mainly contributing to the cross-sectional strength of the vehicle, and the wall modules are thin, self-supporting structures and mainly contributes to the longitudinal strength of the vehicle. The door modules and said wall modules are the only structural parts of the sides. All joints are made with cold joining methods only.