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| Number | Title | Issue Date |
| 7543544 | Methods and apparatus for aerodynamic and hydrodynamic drag reduction and attitude control for high speed boats The present invention provides methods and apparatus for reducing sinkage and wetted surface, and thus hydrodynamic drag of a high-speed boat through the generation of aerodynamic lift while decreasing overall aerodynamic drag. At least one lift-generating front win... | 06/09/2009 |
| 7318388 | Integrated marine performance system A system for improving the performance of a powered boat that includes both methods and apparatuses that provide a powered boat ways to stabilize, control, and optimize the powered boat's performance when the powered boat is in powered motion. The system provides ca... | 01/15/2008 |
| 7198000 | Shock limited hydrofoil system A hydrofoil craft includes a hull having a longitudinal axis, a pylon secured to and extending beneath the hull and a lifting foil secured to the pylon. The lifting foil has an upper surface and a lower surface. The upper surface of the lifting foil is substantially... | 04/03/2007 |
| 7188580 | Variable-geometry graduated surface-foil for wing-in-ground effect vehicles The invention is a marine wing-in-ground effect vehicle capable of sustained high speed operation in varying seas. The vehicle comprises an aerodynamic flat bottom lifting wing with a fuselage, a longitudinal keel member under the wing, a propulsion unit installed i... | 03/13/2007 |
| 6990918 | Retractable airfoil vessel A retractable-airfoil vessel has surface-effect wings (1) that are hinged or otherwise attached extendedly to a vessel (3). The surface-effect wings are extendable to a use mode in proximity to a surface of water (5) at sides (2) of the v... | 01/31/2006 |
| 6912967 | Hybrid watercraft A watercraft steered under power by water-jet propulsion utilizes a water intake ramp in its hull to create a nozzle-like effect to accelerate water loading to the jet pump through a ventral water inlet when under power. The hull has a pair of longitudinal stabilize... | 07/05/2005 |
| 6675735 | Hydrofoil sail craft A sailing craft including a single hydrofoil assembly, an aerofoil assembly, and a hull assembly with a rigid beam interconnecting the hydrofoil assembly, the aerofoil assembly, and the hull assembly. The hull is separate and displaced from the hydrofoil ... | 01/13/2004 |
| 6546886 | Air assisted ship An improved marine vehicle that offers very high efficiencies made possible by pressurized gas cushion(s) disposed between its hull(s) and a water surface is presented. The gas cushion(s), in the ideal arrangement, is supplied with pressurized gas by a po... | 04/15/2003 |
| 6230835 | Ground effect vehicle The invention concerns a ground effect vehicle comprising hydrofoils or hydrofoil outer parts (18) which can pivot about a parallel line relative to the longitudinal axis of the body in order to increase the speed range when flying close the ground. In ad... | 05/15/2001 |
| 6199496 | Hybrid air cushion ground effect vehicle An improved multi-hull gas cushion supported vehicle that is, in its preferred embodiment, capable of transition to air-borne ground effect operation is presented. This vehicle, normally a marine vehicle known as SeaCoaster, has optional elongated knife s... | 03/13/2001 |
| 5934215 | Stabilized air cushioned marine vehicle An improved pressurized gas supported marine vehicle that is, in its preferred embodiment long and slender and stabilized by outrigger hulls, is presented. This vehicle, known as SeaLance because of its optimal very fine entry bow and narrow fine main hul... | 08/10/1999 |
| 5740754 | Air lifted motion isolation system and method therefor An air lifted motion isolation system (100) includes a support structure or pod (110) for supporting equipment and/or personnel to be isolated from the motion of a waterborne craft (102). The support structure is coupled to the waterborne craft structure ... | 04/21/1998 |
| 5727495 | Surface effect vehicle A surface effect vehicle includes a vehicle body having opposed longitudinally extending sides and a longitudinally extending deck having an upper and lower surfaces extending widthwise between the sides. The lower surface together with opposed inner surf... | 03/17/1998 |
| 5626669 | High efficiency marine vehicle An improved pressurized gas supported marine vehicle that is, in its preferred embodiment long and slender and stabilized by outrigger hulls, is presented. This vehicle, known as SeaLance because of its optimal very fine entry bow and narrow fine main hul... | 05/06/1997 |
| 5458078 | High speed catamaran hull and boat A high speed, high efficiency, stable catamaran boat hull which comprises a boat hull structure having an under surface, a curved bow and a generally flat stern, a pair of spaced-apart sponsons on either side of the keel line of the hull and extending gen... | 10/17/1995 |
| 5273238 | Twin-hull seaplane A twin-hull seaplane comprising two hulls spaced apart by a suitable distance, a cabin provided on the hulls integrally therewith, a front wing and a rear wing provided on the cabin and having a length not greater than the width of assembly of the two hul... | 12/28/1993 |
| 5181674 | Wind driven craft A wind driven craft comprising a body and a pair of wings extending therefrom. The wings are pivotally connected to the body of the craft. The wings provide lift and thrust to the craft such that it is able to move under influence of the wind.... | 01/26/1993 |
| 5131109 | Pontoon bridge with automatic height adjusting and locking systems A clamped-down bridge comprises a superstructure supported by pontoons, each end of the bridge being fixedly secured to the bottom by means of anchors and anchor cables and clamped down to the expected maximum load by means of sinkers and sink cables. The... | 07/21/1992 |
| 5111766 | Sea wing An aerodynamic wing apparatus for use with a boat to reduce drag on the hull of a boat by lifting the boat partially out of the water. The wing is movable fore and aft so that it may be positioned near the center of gravity of the boat as the center of gr... | 05/12/1992 |
| 5082198 | Recreational flying vehicle A recreational vehicle combines a flying vehicle and a motorized surface vehicle, such as a boat, car, or truck or snowmobile. The flying vehicle is tethered to the surface vehicle by four rods, each of which is rotatably connected to the flying vehicle a... | 01/21/1992 |
| 5022338 | Configurable wind powered vessel Four spars project downward and outward from a common juncture; a mast projects upward from the same juncture. Adjustable cables interconnect all the distal ends to each other. Thus a uniquely strong and light pentahedral-shaped space frame is provided. A... | 06/11/1991 |
| 4940433 | Protective control system for watercraft A control for a high performance watercraft that will automatically cut engine power and stabilize pitch attitude when the watercraft is airborne. This device maintains a manually trimmed pitch attitude when fully airborne. A gyroscope senses the boat's a... | 07/10/1990 |
| 4926778 | Aerodynamic stabilization system for watercraft A high speed planing watercraft includes a pitch stabilization system having variable pitch canard airfoils controlled by a control system incorporating a gyroscope for accommodating constantly changing hydrodynamic forces on the hull.... | 05/22/1990 |
| 4827862 | Aerodynamic control system for high speed motorboats In one embodiment, the aerodynamic control system includes a pair of airfoil shaped vertical stabilizing structures rising above the aft deck portion of the motorboat. A vertical stabilizer is disposed on either side of the deck. Each vertical stabilizer ... | 05/09/1989 |
| 4736700 | Small watercraft with movable wing This disclosure relates to a small craft comprising a hull, a control handle supported on the hull adjacent its bow for pivotal movement in a substantially vertical plane that includes the center line of the hull. The handle extends rearwardly over the hu... | 04/12/1988 |
| 4703710 | Deck structure of watercraft A deck structure adapted for a watercraft in which the rider rides on the rear deck to steer gripping the handles. Side fences with a riding floor formed between them are disposed so as to be adjustable in the transverse directional position of the hull. ... | 11/03/1987 |
| 4627376 | Watercraft provided with trim stabilizers utilizing different fluids Disclosed is a watercraft in which the stabilizer for the longitudinal attitude is formed of one or more hydrodynamic wings arranged by the keel, continuous or discontinuous, running from the bow to the stern, and the stabilizer of the transverse attitude... | 12/09/1986 |
| 4417706 | Flying wing driven by an earthbound machine A flying craft which is pushed by a surface vehicle which follows the flying craft is disclosed. The craft includes a winged body which is connected by an elongated push pole to a ground engaging propelling vehicle. The control of the winged body is accom... | 11/29/1983 |
| 4348977 | Water conveyance A water conveyance having two hull members spaced from each other and carrying a hydrofoil toward the stern thereof and an airfoil or wing toward the bow. The hydrofoil and airfoil cooperate to lift the hull members from the water to reduce water resistan... | 09/14/1982 |
| 4284027 | Boat with canted wing fins A boat having an airfoil, providing aerodynamic lift, attached to the aft portion of the boat stabilized with canted vertical stabilization fins, an airfoil, providing and having aerodynamic lift, attached to the forward portion of the boat. Specifically,... | 08/18/1981 |
| 4237811 | Winged ski boat A water ski boat having separate air foils attached to the forward and aft portions of the boat arranged to exert more lift on the aft portion than on the forward portion of the boat. Specifically, a water ski boat is disclosed having an elongated air foi... | 12/09/1980 |
| 4095549 | High performance water vehicle A high performance marine vehicle capable of attaining record-breaking velocities is disclosed herein having an elongated hull supporting aft mounted and outwardly extending wing members from which side ski-floats downwardly depend. A frontal ski-float is... | 06/20/1978 |
| 3960103 | Marine skimmer craft This invention relates to marine skimmer craft that is, watercraft of the kind that is only partially immersed and skims along the surface of the water under propulsion, the craft being supported at least partly by aerodynamic force produced by suitable s... | 06/01/1976 |
| 3934533 | Aerofoil or hydrofoil A reversible aerofoil or hydrofoil has a central panel with lateral panels hinged thereto. The section of the central panel is symmetrical on either side of a central axis and the lateral panels are of similar section to each other. Either of the lateral ... | 01/27/1976 |
