HYDRAULIC STRUCTURE Russian patent published in 1994 - IPC

FIELD: hydraulic engineering. SUBSTANCE: structure has X-shaped blocks 1 each of which is assembled in pairs from face and back members 2 and 3 interconnected by pile 4 passing through open vertical channels 5. Members 2 and 3 are identical and are made in the form of a triangle prism which face 6 is made spherical. Prismatic members 2 are made with steps 7 through half of the prism height. Spherical face 6 of each prism has vertical through holes 8 through which additional fixing links 9 are passed. Ground-tight seals 10 are mounted in shaped slots 11 between adjacent blocks 1 in the row. EFFECT: improved structure. 4 cl, 2 dwg