Water ballasted wave attenuator
AssigneeI.M.F.S. International Marine Floatation Systems Inc.
InventorsDaniel Wittenberg, Lockhart Gordon McCallum, Robert William Richard Field
Life of this patent
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Abstract
A water ballasted wave attenuator is provided. The water ballasted wave attenuator includes (a) a hollow shell formed of reinforced concrete; (b) a flotation medium in the upper region of the shell (a); (c) a water ballast chamber disposed in the lower region of the interior of the shell; (d) at least one water vent connecting the water ballast chamber with the exterior of the shell; and (e) at least one air vent connecting the water ballast chamber with the exterior of the shell, the at least one air vent including an outlet located higher than the at least one water vent.
Claims8
A water ballasted wave attenuator comprising:
- (a) a hollow shell formed of reinforced concrete;
- (b) a flotation medium disposed in an upper region of an interior of the shell;
- (c) a water ballast chamber disposed in a lower region of the interior of the shell;
- (d) at least one water vent connecting the water ballast chamber with the exterior of the shell;
- and
- (e) at least one air vent connecting the water ballast chamber with the exterior of the shell, the at least one air vent comprising an outlet located higher than the at least one water vent;
- whereby when the water ballasted wave attenuator is deployed, air from the water ballast chamber can escape through the at least one air vent to the exterior of the shell to allow the water ballast chamber to fill with water.
Dependencies are inferred from the claim text.