Patent ID: 8615965
Filing Date: 2013-12-31
Classification: E04H,Y02B,Y02E

Abstract:
1. A method of erecting a tubular building structure, said method comprising: forming a base for said building structure and at least one tube section extending upwardly therefrom; forming a further tube section on top of the at least one tube section already positioned on said base, wherein the further tube section comprises tube segments and the tube segments comprise flanges along opposite longitudinal sides of the tube segments, the flanges extending radially inwardly with respect to a longitudinal axis of the tubular building structure, fastening lower parts of the tube segments of said further tube section to the at least one tube section and interconnecting adjacent tube segments of the further tube section by use of bolts or screws via registering holes in the flanges; wherein a plurality of the tube segments of the further tube section are provided with platform segments that are hinge-connected and foldable from a collapsed position in which the platform segments are positioned close to the tube segment to a position of use in which the platform segments extend radially inwardly into the tubular building structure in a mounted position of the tube segments, and wherein the platform segments are hinge-connected to the radially inwardly extending flanges.