Hydraulic and earth engineering – Bank – shore – or bed protection – Revetment
Patent
1977-12-28
1979-10-30
Shapiro, Jacob
Hydraulic and earth engineering
Bank, shore, or bed protection
Revetment
405 21, 405 29, 405 30, 405 33, E02B 314
Patent
active
041726804
ABSTRACT:
A breakwater, or similar structure, comprising a core of rubble, and an armouring layer overlying said core, said armouring layer being composed of individual armour units of hexagonal outer cross-section arranged in a honeycomb array, each of said armour units having an elongated, concrete body with longitudinal through water-passage means so that the porosity of the exposed face of the armouring layer is solely determined by the ratio of the cross-sectional area of said water passage means to the cross-sectional area of the concrete body.
REFERENCES:
patent: 3096621 (1963-07-01), Danel
patent: 3210944 (1965-10-01), Svee
patent: 3597928 (1971-08-01), Pilaar
patent: 3990247 (1976-11-01), Palmer
Davis Anthony G. M.
Foster Douglas Neil
Shapiro Jacob
Unisearch Limited
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