Ocean floor dredging
AssigneeManaco International
InventorMiloslav Malecha
Life of this patent
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Abstract
A system of ocean floor dredging comprises a first vessel, two rotatable rollers on the vessel, a third roller lying on the ocean floor, and an endless net extending around the three rollers.
Claims11
A system of ocean floor dredging comprising a first vessel, two rollers rotatably mounted on the first vessel, at least one of which is drivable in rotation, the roller axes extending cross-wise and the rollers being spaced from each other fore and aft of the vessel, a third roller lying on and directly supported by the ocean floor and an endless net having means for collecting material from the ocean floor, the net extending around the three rollers, the third roller being positioned to roll along the ocean floor as the net is passed around it.
Dependencies are inferred from the claim text.