Hovercraft vessel - has cushion chamber openings at stern adjustable for height by shutters and aimed aft

摘要

The hovercraft vessel (1) has a propulsion unit (2) drawing in air and forming an air cushion between the water, the underside of the hull, and a lateral skirt(S) immersed in the water. At the stern the cushion chamber is partly open at the sides and in the aft direction, the height of the openings (9) being adjustable by shutters. The skirt can be rigid and interrupted by discharge nozzles directed aft. ADVANTAGE - Simplicity and smooth travel.