Matches 1 - 50 out of 227 1 2 3 4 5 >
Match Document Document Title
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...
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...
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...
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...
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...
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...
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 ...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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.
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
Matches 1 - 50 out of 227 1 2 3 4 5 >