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7370593 |
Windsurfing catamaran vessel
An improved windsurfing catamaran type vessel. The illustrated vessel has an improved steering mechanism that includes a relatively stiff but bendable plastic rod that is directly received within...
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7316193 |
Vessel for water travel
A vessel for water travel that has the stability of a heavy weighted vessel when at rest in the water and the performance of a lightweight vessel when in a planed condition. The vessel comprises at...
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7305926 |
Ported tri-hull boat
A boat for traveling at speed across a body of water includes a center hull having a vee-shaped bottom with a center planing surface, and an opposing pair of sponsons or ski-like structures...
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7263945 |
Pontoon for watercraft
The present invention is directed toward a motorized watercraft. The watercraft includes a pontoon section, a strut section, a deck section, and an optional a canopy section. The pontoon section...
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7263940 |
Pontoon frame and adjustable motor mount
A float structure having a mainframe and pontoons is described. The mainframe includes floor support beams transversely attached to pontoon connector beams. The pontoon connector beams are...
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7255056 |
Stable, high-speed marine vessel
A marine vessel that possesses a capability for greater speed than most static-lift craft and is more stable than most dynamic-lift craft is disclosed. The vessel incorporates elements from both...
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7249568 |
Boat camper
A boat camper vessel 10 has a pair of pontoons 12, 13 joined by a bridge 44 that provides the deck of the vessel. A main canopy 22 stores in the bow when not is use. The raised canopy 22 ...
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7240634 |
Foldable rigid frame attachment system for portable inflatable pontoon boats
A foldable rigid frame attachment system for portable, inflatable pontoon boats including first and second inflatable elongated pontoons arranged to be approximately parallel to each other. The...
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7240445 |
Inflatable display apparatus
A display apparatus having a base portion and a display support portion extending vertically from the base portion. At least one display feature bearing at least one graphic presentation is...
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7228811 |
Multiply hinged sundeck for pontoon boat
An engine compartment cover for watercraft incorporates first and second pivots The cover can be rotated from an adjacent engine compartment in a first direction to a second location to provide a...
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7194972 |
Variable-draft vessel
A vessel that varies its draft by adopting any one of three primary hull forms or configurations is disclosed. The primary hull forms include: a catamaran configuration, a barge configuration, and...
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7191724 |
Method and system for mission module swapping in a vessel
A method for outfitting a vessel such as a water ship for a particular mission includes maneuvering the vessel toward a mission module, capturing the mission module with the vessel, and coupling...
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7188576 |
Modular deck structure of a pontoon boat
A modular snap-tight interlocking deck and process for constructing a pontoon boat with said deck is described. The modular deck includes lightweight planks that snap together using a...
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7146925 |
Apparatus for varying vessel hull geometry and vessels made therewith
An apparatus for varying the dimensions of a hull of a vessel comprising an arcuate truss assembly having a plurality of members pivotally joined. The arcuate truss assembly is operatively arranged...
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7137349 |
Kickdown catamaran
A kick down and kick up catamaran assembles by hand with holes in main spar and stern spar ends receiving threaded rods extending vertically from the side-by-side hulls, secured in place with hand...
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H002173 |
Hydroplaning unmanned surface vehicle
An unmanned hydroplaning water surface vehicle having a gondola housing with external midway lift and control foils that allow the unmanned surface vehicle to provide lift and control in water at...
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7112108 |
Water craft
A watercraft ( 10,40, 60, 90, 110, 200, 210, 310 ) is disclosed which is propelled by at least one pair of pivoted sheets ( 28, 29 ) which are reciprocated through the water by a propulsion...
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7104852 |
Water craft apparatus
A water craft includes a first portion having a front end, a rear end, and at least two sides; a second portion connected to the rear end of the first portion, wherein the second portion includes a...
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7090549 |
System to propel an air powered boat
Air propulsion system for a boat comprises an internal combustion engine for powering a propeller in a single rotational direction. A pivoting mechanism pivots the propulsion system through a 360...
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7047902 |
Solar charged, electrically driven watercraft
A solar powered watercraft including a pontoon section, a strut section, a deck section, and a solar canopy section is provided. The canopy section comprises a headliner layer, a ventilation space,...
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7028632 |
Stowable ramp for a pontoon boat
A ramp assembly for a pontoon boat includes a pair of ramp support members, at least two rollers, and a ramp. The ramp support members are positioned beneath a deck of the pontoon boat and include...
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7021228 |
Road towed ferry
This invention is a road towed ferry with a hull system with a central hull and multiple outboard hulls having adjustable positions relative to the central hull. A first outboard hull position...
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7013819 |
Marine catamaran platform
A marine catamaran platform especially advantageous for small boats (in the three meter range) in which two substantially identical hulls are surmounted by superstructures that are joined by arced...
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6939184 |
Isolated motor pan for watercraft
A dampening assembly used in watercraft to isolate the motor from the deck of the watercraft. In an embodiment of the invention, a frame including cross-members and a plurality of brackets supports...
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6932012 |
Multi-hull surface vessel with drag reduction on lateral hulls
A marine surface vessel having a main hull and at least two lateral hulls disposed respectively on opposite sides of the main hull. The vessel includes an engine disposed in the main hull producing...
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6923131 |
Windsurfing catamaran with dynamic shock dampened rig centering keel and hull support
A windsurfing catamaran with a self-stabilizing wing. The wing is moved to the correct position by counter balancing water pressure from a rotating central keel connected to a central mast. The...
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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...
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6901873 |
Low-drag hydrodynamic surfaces
The invention relates to the use of gas cavities to reduce frictional drag on underwater surfaces such as hydrofoils, struts, fins, rudders, keels, propeller blades, ship hulls, underwater bodies,...
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6883450 |
Boat hull design
A multi-hull design suitable for various size boats ranging from racing craft to the large military ships. The apparatus is a polygonal boat hull apparatus having a bow and stern wave penetrating...
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6874439 |
Flexible ocean-going vessels with surface conforming hulls
The vessel has a pair of flexible hulls flexibly coupled to a “cabin” between and above the hulls, thereby allowing the hulls to independently follow the surface of the water. Motor pods are...
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6871608 |
Twin hull personal watercraft
The invention provides a watercraft for transporting one or more human users in any of a sitting, standing, riding, kneeling or recumbent positions. The watercraft includes (a) a first hull...
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6871607 |
Pontoon with shell therefor
A pontoon includes a generally elongated shell made of at least two shell segments assembled in an end-to-end configuration at adjacent male and female segment connecting ends. Each segment has a...
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RE38697 |
Marine vessel construction
A double hull marine vessel is provided which includes a syntactic foam-macrosphere composition between the inner and outer hulls which dissipates force applied to an outer hull.
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6786165 |
Pontoon and method of making the same
A pontoon including a generally elongated shell. The shell has a shell peripheral wall surrounding a shell inner volume. The shell defines at least one end aperture extending into the shell inner...
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6755142 |
Modular pontoon system
A pontoon system comprising a series of hollow plastic modular units held together in a string under a watercraft is disclosed. The string may be compressed so as to form a unitary pontoon. If the...
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6748893 |
Foil system device for vessels
There is disclosed a foil system for hydrofoil vessels, where the foil system lifts and carries the total weight of the craft at speed, and comprising a number of adjustable control fins/-surfaces...
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6732672 |
Trimaran type wing effect ship with small waterplane area
A trimaran type WIG (Wing-In-Ground) effect ship with a minimum waterplane area is disclosed. This WIG ship comprises a main hull and two half-submerged sub-hulls each having a minimum waterplane...
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6729258 |
Marine vessel for passengers, vehicular traffic or freight
A trimaran vessel having a central hull ( 10 ) and two outer hulls ( 11 ) each small and of less draft compared to the central hull ( 10 ), the arrangement of the vessel being such that the draft...
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6698371 |
Boat with personnel elevator apparatus
The apparatus is a boat with a device for lifting a worker up to a location under bridges for maintenance or inspection. The preferred embodiment of the invention is an outboard motor propelled...
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6691633 |
Pontoon paddle boat
A collapsible pontoon paddle boat that includes inflatable pontoons that may be deflated, and a series of frame pieces that may be disassembled. The frame structure includes metal tubes that snap...
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6644229 |
Pontoons and the manufacture of same
A pontoon including a substantially cylindrical member having a length in excess of about 14 feet and having no external circumferential welds intermediate the ends of the member and being...
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6609472 |
Stable efficient air lubricated ship
Presented is an air lubricated ship that offers improved efficiency and stability over the prior art. Features of the preferred embodiment of the invention include: 1) a submerged bow that is...
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6604478 |
Hull configuration utilizing multiple effects for enhanced speed, range and efficiency
A hull configuration for a vessel that utilizes multiple effects to reduce friction between the vessel and the water's surface is provided by the present invention. In various embodiments, a...
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6582264 |
Portable, multi-use water device
A steel frame assembly that attaches to a 5-chamber, side-by-side inflatable water sled. The frame assembly supports a surface area that consists of a cargo mat and a polypropylene trampoline mat...
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6581536 |
Surface effect watercraft having airfoil-augmented lift
A multi-hulled watercraft adapted to travel above the surface of a body of water includes deck structure disposed between the hulls and defining with the hulls and water surface a channel through...
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6571722 |
Computer controlled watercraft
New electric boat designs are provided that exploit the weight of a battery to stabilize the boat and in some cases to overcome the hull speed limitation problem. The battery mass is enclosed in...
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6568341 |
Vessel for data collection in aquatic environments
The present invention provides a remotely controllable, miniature vessel for use in the collection of data in aquatic environments. The miniature, boat of the present invention has two opposite...
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6564735 |
Folding pontoon boat
A folding pontoon boat which can be folded to a lesser width unfolded to a greater operating width. The boat can be launched in the folded configuration, unfolded on the water, and subsequently...
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6516736 |
Pontoon watercraft and method for making same
A pontoon for floating a watercraft, wherein the pontoon has a skin forming a closed body, a foam coupled to the skin within the closed body, and integral features formed by the skin. The integral...
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6502523 |
Road-towed heavy ferry
The road-towed heavy-load ferry may be produced in larger or smaller versions using the same design. Its basic embodiment can transport afloat loads exceeding 16 metric tons (17.6 tons) including...
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