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Document Title |
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8113895 |
Article such as surfboard and production method thereof
A production method of an article for water sports such as a surfboard with a hollow structure achieves a wide range of selections for users. The article is established with sufficient strength and...
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8069809 |
Stabilizing openings for corrugated plastic water craft floor
A laterally stable foldable boat comprising a single sheet of corrugated plastic further comprising a first planar plastic substrate, a second planar plastic substrate, a plurality of elongate...
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8028639 |
Transom for boat
A tuned transom for a marine vessel comprising a boat hull having a bow and an aft section, a port side and starboard side with a centerline. The transom comprises an outer constraining layer...
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7963815 |
Shape-adjustable mold, skin and interior-core structures for custom board production
A mold and construction method for forming aquatic sports boards is provided. The method and molds provide skin and interior core structures made shape-adjustable by a pre-molded perimeter rail....
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7958838 |
Watercraft hull
A watercraft hull has a hull body defining a bow, a transom, and a longitudinal centerline extending from the bow to the transom along a center of the hull body. The hull body has an inner surface...
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7895963 |
Floatation element for vessels and vessel comprising one such floatation element
The invention relates to a flotation element for vessels, consisting of concrete comprising closed-cell expanded foam beads, such as polypropylene beads, which are coated with a flexible binder,...
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7887654 |
Biocide-free anti-fouling coating containing a fabric based on basalt fibers
The invention relates to the use of mineral fibres or filaments and E-glass fibres having a SiO2 part of more than 50 wt. % in the form of a textile fabric, as a biocide-free antifouling agent for...
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7861662 |
Inflatable kayak type boat and method for making same
An inflatable boat comprising an inflation structure which in turn has a drop stitch structure which is made of upper and lower fabric layers and also a core section made up in an array of threads...
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7807266 |
Composite elements
Composite elements having the following layer structure: (i) from 2 to 20 mm of metal, plastic or wood,(ii) from 10 to 300 mm of polyisocyanate polyadducts,(iii) from 2 to 20 mm of metal, plastic...
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7735442 |
Method and device for producing a boat-type body of a water sport device
The invention relates to a method and to a device for producing a boat-type body (10) of a water sport device. According to the invention, a rotating frame (12), which is pre-formed about an access...
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7662006 |
Shaped inflatable water sports board
A shaped inflatable water sports board is presented. The inflatable water sports board includes an airtight elongated housing having a predetermined shape. An internal structure is contained within...
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7617791 |
Simulated wood surface covering for decks and floors
The present invention relates to a simulated wood surface covering which is particularly useful in decking and flooring applications, said simulated wood surface covering being comprised of strips...
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7578254 |
Sports board with integral laminated stiffening element
A sport board for snow sledding or surf body boarding comprises a multi-layered laminated composite foam core coupled with stiffening elements for mechanical strengthening of the board. The...
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7575493 |
Thermoformed sports board
The invention is directed to a molded foam sports board made by steps: molding a foam core having a molded contour surface; laminating an extruded adhesive resin layer to a polyolefin foam sheet...
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7506603 |
Unsinkable hull structure and a method for the manufacturing thereof
An unsinkable hull structure and a method for manufacturing an unsinkable hull structure, comprising a first bottom hull , a covering for the first bottom hull, a plurality of reinforcing...
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7507133 |
Foam deck composite surfboard
A polyethylene foam composite surfboard comprises a longitudinally extending foam core having a top surface, a bottom surface and rail surfaces. A top laminate is bonded to the top surface and rail...
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7461612 |
Dual hull kayak
The present invention is a dual hull kayak that has a right pontoon that is substantially hollow and having a right forward end and a right rear end so that in ordinary buoyancy the right pontoon...
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7435150 |
Internal rib and spine reinforcement system for a hollow surfboard
A surfboard that has a hollow inner volume which contains a longitudinally oriented reinforcement system or spine, with laterally arranged branches or ribs. The reinforcement system is spaced both...
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7409920 |
Boat hull and method of manufacture
A boat hull is provided that has a substantially seamless construction wherein the boat hull is an integral monolithic structure. In the formation of the boat, the boat interior components for...
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7377828 |
Multi-layered sports board
Sports board (15) comprising an elongated expanded closed-cell polyolefin foam layer (16) having a foam thickness and opposed surfaces (18, 19), a first polyolefin sheet layer (23) having a...
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7331835 |
Aquatic gliding board
An aquatic gliding board which incorporates a subassembly that includes a hollow inner shell which is covered with a casing made of foam capable of being machined. The invention also relates to a...
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7303454 |
Side-reinforced multi-layered sports board
A sports board (15) comprising an elongated expanded closed-cell polyolefin foam core (16) having an upper surface (18), an opposed lower surface (19), a side surface (20) extending between the...
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7261050 |
Surfing device
A surfing device is provided comprising a board-like body having a foam core, an upper side, and a lower side. The foam core is encased in laminate, wherein at least an edge region of at least one...
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7261932 |
Composite structural laminate plate construction
A composite structural laminate plate construction comprises two outer metal layers, a form between them and an elastomer layer bonded to the outer metal layers and filling the space between them...
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7223457 |
Composite elements
The invention relates to composite elements comprising the following layered structure: (i) 2 to 20 mm metal, (ii) 10 to 300 mm plastic, (iii) 2 to 20 mm metal, whereby (i) and/or (iii) optionally...
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7201112 |
Filled shell devices and methods of manufacturing
A method of manufacturing an apparatus, such as a board, is provided where a shell is formed in a forming mold cavity and the shell is substantially filled with a core in a filling mold cavity that...
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7191727 |
System for positioning and retaining removable tubular elements to be fastened to a boat hull
A positioning and retaining system for removable tubular elements to be fastened to the hull of a boat includes at least one guide that can be coupled to at least one of the removable tubular...
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7156043 |
Boat and method for manufacturing using resin transfer molding
One aspect of the present invention relates to a method for making a boat. The boat includes a port side positioned opposite from a starboard side. The boat also includes a floor and stingers...
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7128018 |
Small watercraft
The present invention relates to saddle-riding type watercraft and other small watercraft. In an embodiment, the invention is a small watercraft capable of reducing noise by utilizing the sponson....
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7096814 |
Variable buoyancy device
The method of constructing a hull for ocean profiling or gliding vehicles which reduce the energy required to make vertical excursions. Composite materials are used in constructing the hull,...
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7033236 |
Surfboard
A method for manufacturing a surfboard includes providing a first member having a general surfboard shape, the first member comprising high-density ethyl vinyl acetate; locating a second member on...
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6948444 |
Hull reinforcing system
A system for reinforcing a boat hull is disclosed herein. The system includes two longitudinal supports positioned on opposite sides of a keel of the hull. A bridge structure extends across the...
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6925948 |
Conduit-supporting structure for a small watercraft
A conduit-supporting structure for a small watercraft allows the number of conduit guide components to be reduced, and the required number of processes in piping and wiring to be reduced during...
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6911252 |
Structural framing members with integrated flow channels and method of making same
The invention concerns a composite part, comprising an elongated foam core and a flow channel media attached to a first elongated side thereof. The flow channel media forms interstices for the...
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6895881 |
Shape conforming surface covering
A shape conforming surface covering useful for covering any type of surfaces, and comprising planks (1, 2) or sheet of a plastic or flexible material adapted to be interconnected aside of each...
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6883455 |
Personal watercraft and buffer member for personal watercraft
In a personal watercraft and a buffer member of the present invention, a gunnel or the buffer member (bumper) functions as a sponson. An elongate-plate shaped sponson portion is protruded in a...
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6877455 |
Prefabricated boat
The object of this invention is to provide a prefabricated boat consisting of a reinforced plastic boat body (1), and a rubber tube (2) detachably attached along each side of the body (1) to give...
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6878025 |
Shape-adjustable mold, skin and interior-core structures for custom board production
Discloses skin and interior core structures made shape-adjustable with a layer of skin core forming a pre-molded perimeter rail; exterior structural skin can be molded using a convex shape-defining...
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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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6863015 |
Hull of personal watercraft and method of manufacturing the same
A method of manufacturing a hull for a personal watercraft includes the step of spraying a resin and reinforcing fibers to a mold while mixing the resin and the reinforcing fibers and then...
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6810828 |
Tubular compartmentalized integrated hull construction
An integrated, compartmentalized, water impermeable hull that is constructed of a plurality of lengthwise tubes. The tubes are arranged in a generally parallel relation to one another such that an...
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6800006 |
Surfboard construction having a hollow composite body
A surfboard having composite covered honeycomb deck and bottom surfaces. The surfboard has a hollow inner volume which contains a longitudinally oriented stringer. The stringer is spaced both from...
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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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6779478 |
Surfboard
A surfboard made of a high-density ethyl vinyl acetate contained within a polyethylene shell is preferably produced by cutting to the shape of a conventional surfboard, a sufficient quantity of...
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6776114 |
Small craft
To enhance the joint strength between the hull and the deck of a water craft and reduce the number of steps needed for joining the hull and the deck, a water craft body is constructed by joining...
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6763777 |
Conversion cockpit for a sailboat
A new cockpit unit and method for installation in a sailboat comprises a drop-in replacement cockpit of fiberglass reinforced resin that increases cockpit floor area by 255% and converts...
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6755707 |
Inflatable sleds, watercraft, and other objects
Methods and techniques for constructing inflatable objects are detailed herein. Objects made according to these techniques may include both plastic material (such as polyvinyl chloride) and fabric...
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6712657 |
Manufacturing process for surfboards and bodyboards and articles of manufacture
A method for manufacturing bodyboards and surfboards and the article of manufacture resulting therefrom. The method includes cutting a board form a block to a predetermined shape and dimensions....
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6669519 |
Methods for manufacturing a structural sub-assembly and a gliding board; structural sub-assembly and gliding board made by such methods
A method for manufacturing a structural sub-assembly for a gliding board, such as a surfboard, as well as a method for manufacturing such gliding board, the method including at least: forming at...
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6668748 |
Submersible articles and method of manufacture thereof
A submersible article comprises a buoyancy body formed from polyurethane foam having a first density, which is at least partly overmolded with a protective skin of polyurethane foam having a second...
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