Циліндричне стержневе покриття

Abstract

A cylindrical bar covering includes long and cross ribs and downward angle braces placed on circular surface of the cover with one angle contour unit fixed with respect to linear displacements, three other angle contour units provided with linear links in vertical and horizontals directions, the rest contour units that are linearly fixed in vertical direction. Covering is supported with ties as steel cables connected to rigid support ribs with tension bolts at one side and a device for mechanical tension with dynamometric wrench or jack at the other side, at that the steel cables of the ties are placed in each two elements of long ribs.