GROIN BLOCK Russian patent published in 1994 - IPC

Abstract RU 2014381 C1

FIELD: water engineering. SUBSTANCE: rock mass 1 of T-shaped cross section has groin wall 3 and shelf 2 while projections of rock mass 1 have the form of flexible cylinders 5. End surfaces of side walls of rock masses 11 have holes 7, projection 9 and slot. Base of rock masses 1 is of a toothed shape while groin wall is offset downstream from shelf 2. EFFECT: improved design. 2 cl, 3 dwg

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RU 2 014 381 C1

Authors

Kozhin Jurij Petrovich

Dates

1994-06-15—Published

1991-02-07—Filed