Preventer for scouring
专利汇可以提供Preventer for scouring专利检索，专利查询，专利分析的服务。并且PURPOSE: To prevent the occurrence of scouring by a method in wihch a chain is attached to a netting of a mesh size similar to the grain sizes of sand to be scoured, having a flexibility and also an opening in its center.
CONSTITUTION: An opening of a size corresponding to the size of leg pole is formed in the central part of a flexible netting 1 made of stainless steel, polypropylene, etc., having a mesh size similar to the grain size of sand to be scoured, and a ring 11 is positioned on the opening. A chain 2 is attached to the periphery of the netting 1 radially or concentrically from the central part of the netting 1 to form a scouring preventer. When the scouring preventer is hung down in an expanded state from a hanging arm 3 and the arm 3 is lowered into water until the scouring preventer reaches the bottom, the scouring preventer is removed from the arm 3 by quick release 31.
COPYRIGHT: (C)1987,JPO&Japio，下面是Preventer for scouring专利的具体信息内容。
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