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Patent Searching and Data


Matches 801 - 850 out of 5,467

Document Document Title
WO/2012/036595A1
The invention relates to boat building and concerns the design of a water displacement boat with air cavities on the bottom which provide reduced fluid resistance and improved performance characteristics of the boat.  
WO/2012/005587A9
The invention relates to a semi-submersible vessel for offshore operations which is suitable to be operated in icy waters and in ice-free waters, said vessel comprising: -an operating deck to accommodate equipment; -at least one lower hu...  
WO/2012/029332A1
Provided are an air lubrication device for a ship and an air lubrication method for a ship, capable of covering the entire bottom of the ship with an air layer having a uniform thickness. An air lubrication device (20) for a ship is prov...  
WO/2012/025768A1
With the construction of a ventilated hull via a network of piping which ends in rectangular recesses (e), we achieve an important reduction in the boat's sliding friction, thus, reducing fuel consumption and at the same time increasing ...  
WO/2012/021941A1
A hydrofoil assembly for a waterborne vessel, comprising: a body; a hydrofoil mounted to the body; the hydrofoil being adjustable to vary its life characteristics; and a control mechanism operative to control the adjustment of the hydrof...  
WO/2012/021954A1
The present invention relates to a boat propelled by two submersed, independent fins (6) actuated by means of a step-simulator mechanism that imparts an alternating vertical movement to the fins (6), which are articulated about a shaft l...  
WO/2012/020223A1
The efficiency of a full form hull is improved by moving the position of the forward shoulder (3) forwards and upwards to obtain at least a partial antiphase interaction between the shoulder wave and bow wave, sufficient to prevent the b...  
WO/2012/017014A1
The invention discloses a sailing vessel having a buoyant body on which a rotatable keel is held, it being possible to adjust said keel by employing a rudder.  
WO/2012/016295A1
A marine vessel comprises at least two hulls 2 and a portion 1 disposed between the two hulls 2, a propulsion system 5 operable using a gaseous fuel, and a storage means 3 for containing a supply of gaseous fuel for a propulsion system 5...  
WO/2012/010158A1
The invention relates to a method and arrangement for reducing the driving resistance of floating water vehicles having flat underbodies by using a gas layer located under said flat underbodies. Said water vehicles are used in inland wat...  
WO/2012/007035A1
A ship designed to operate at service speeds in excess of 20.5 knots comprising a slender hull having a block coefficient below 0.72 and a Froude number above 0.28 and a design draft defining a design water line is disclosed. The hull is...  
WO/2012/006643A1
A propulsion and buoyancy wheel for watercraft has a floating body (9) which can rotate about a rotation axis and on whose outer surface projecting propulsion elements (10) are arranged, which have propulsion surfaces (12a, 12b, 12c) by ...  
WO/2011/160194A1
Watercraft that consists of a mid section with a seat and two side sections, and which has a steering mechanism, whereby the watercraft consists of a front part and a rear part that are coupled together by a hinged coupling, whereby the ...  
WO/2011/161187A1
Disclosed is an apparatus for generating bubbles for reducing drag on a hull of a ship, wherein the bubble generating device is attachable to an outer surface of the hull, and wherein the apparatus comprises one or more microfluidic devi...  
WO/2011/157660A1
The invention relates to a watercraft, comprising a main hull (1) and at least one outrigger (2a, 2b) that is adjustably attached to the main hull (1). Greater variability is achieved by arranging the outrigger (2a, 2b) such that the hei...  
WO/2011/157658A1
The invention relates to a watercraft with at least one supporting surface (4, 5) which can be vertically adjusted between a position located in the region of the stern (1; 1a) and a position located remotely from the stern (1; 1a). An i...  
WO/2011/143694A1
A multi-hulled water craft is disclosed. The water craft has a body, one left hull and one right hull, each hull connected to the body by respective locating means which permits at least substantially vertical and pitch motion of the res...  
WO/2011/143692A1
A water craft is disclosed. The water craft has a body portion and at least two water engaging means. The body portion is at least partially suspended above the at least two water engaging means by a suspension system, and locating means...  
WO/2011/142674A1
Modular vessel (11) including at least one hull, a vessel deck extending between said at least one hull, and being provided with propulsion/steering means for propulsion of the vessel, arranged in said at least one hull. The vessel is fo...  
WO/2011/140825A1
A device for enhancing buoyancy is set in transport. It includes a body (1) and a linkage (2). The body (1) is an elongated planar plate. The linkage (2) is connected to the transport. One end of the linkage (2) is connected to the botto...  
WO/2011/133048A1
A hull construction is described with an approximately V-shape or flat bottom, where the hull comprises one from the bottom countersunk hollow space that runs from the stern of the hull in a taper up to a completion in the hull a distanc...  
WO/2011/124318A1
The invention relates to a method for structuring a surface (1), in particular for applying a sharkskin to a vehicle or vehicle parts. The known methods comprise films to be glued on or mechanically embossing the plate with the aid of a ...  
WO/2011/125365A1
Provided is a ship encountering less frictional resistance. The ship blows air into the water to reduce the frictional resistance between the hull of the ship and the water and prevents bubbles from being entrained in a propeller (16) of...  
WO/2011/126358A1
The invention pertains to a vessel for operating on water comprising, a round-bilge hull (1) hull having a design waterline (9), a length at the design waterline LwI, a maximum beam at said design waterline Bwi situated aft of the mid- l...  
WO/2011/121316A2
The present invention relates to the hydrodynamics of marine vessels, more particularly to adjuncts, appendages and auxiliary devices for affecting same. More efficient hull designs will have a fully faired hull form which includes a tap...  
WO/2011/122750A1
The present invention relates to a WIG craft having hybrid propulsion means, and more particularly, to a WIG craft efficiently configured with a turboprop as main propulsion means, to which a turbofan engine or turbojet engine is added a...  
WO/2011/120128A1
A duct provides a passageway for a portion of the fluid which contacts the upstream end of a conveyance such as a ship, motor vehicle, train or airship. The intake of the duct is located on the front wall of the conveyance and its outlet...  
WO/2011/117906A1
A planing hull with axis of longitudinal symmetry has a bottom, the centreline longitudinal bottom profile or edge (A) of which is convex downwards in the area afore and concave downwards in the area abaft, with an area of inflection of ...  
WO/2011/119182A2
The invention is an apparatus and method for reducing the drag that a vessel hull experiences when moving through the water by interposing air bubbles between the skin of the hull and the stream of water that the vessel is moving through...  
WO/2011/111919A2
The present invention relates to a WIG craft comprising multiple hulls, which comprises: a plurality of WIG craft vessel bodies comprising multiple hulls; a plurality of propulsion chambers which are provided on the upper parts to the re...  
WO/2011/105910A1
A double-ended trimaran ferry with a hull (2, 3) form that is generally identical at each end (21a, 21b), so that the vessel may shuttle back and forth between terminals without turning. The vessel is symmetrical laterally about the cent...  
WO/2011/105079A1
Disclosed is a ship hull structure comprising wave resistance increase minimizing steps, which minimize increases in wave resistance without increasing resistance in calm water. The hull structure comprises bolsters (20) for anchors, whi...  
WO/2011/103988A1
The invention relates to a device for transporting and installing an arrangement of an offshore wind turbine (5) comprising a raft foundation (9) that comprises a transport ship (18). The transport ship (18) has at least two hulls (19, 1...  
WO/2011/099843A1
Vessel to move a floating spiral wound pipe, with the characteristic that a hull of the vessel is at least substantially constructed in a disc form.  
WO/2011/099682A1
Disclosed is a lattice-shaped structure that occupies a portion of a moon pool in the bottom of a ship. While the ship moves, the lattice-shaped structure breaks waves to prevent separated water flow from being introduced into the moon p...  
WO/2011/097686A1
A vessel (10) comprising a hull (11) having a hull length (L) measured on any navigable waterline (21) and a buoyant volume (∇ ). The modified slenderness ratio of the hull, L3/4/∇ 1/3 is greater than or equal to 2.5 where the length...  
WO/2011/097684A1
A vessel (30) comprising a hull (15) having an apparent centre of pitch (23) located at a position between about 10% and 35% of the length of the vessel (10) measured from the aftermost point (17) of the vessel on the design waterline. T...  
WO/2011/097685A1
A vessel (10) comprising a hull (15) having a the Longitudinal Centre of Flotation (LCF) at the design load waterline (25) at rest with a value of less than about 35% of the vessel waterline length measured from the aftermost point (19) ...  
WO/2011/095168A1
Mast foot arrangement (1) comprising a first member (2) suitable to accommodate a mast or any other upstanding member, where said first member is fixed to a cross member (3), said cross member having a mid section and two end sections ar...  
WO/2011/076431A2
The invention relates to a watercraft (10), comprising a hull (12, 14, 16) at least intermittently located above a water surface (100), at least one measuring device (40) for measuring the distance (A) of the hull (12, 14, 16) to the wat...  
WO/2011/078737A2
The invention relates to shipbuilding and is directed towards optimizing the hydrodynamic characteristics of future vessels and vessels already in use. The technical result of the proposed method and vessel is a reduction in frictional d...  
WO/2011/074926A2
The present invention relates to a twin-hulled LNG floater, comprising: an LNG hull body (10) having a first ballast tank (11) where ballast water is held; a floatation body (20) which floats on the surface of the sea to the side adjacen...  
WO/2011/075053A1
The invention relates to a hydrofoil arrangement for a hydrofoil craft (4) with at least one fully submerged lifting wing (6, 30, 32), the hydrofoil arrangement (2) comprising at least two struts (8, 10) pivotally arranged on the hydrofo...  
WO/2011/069623A2
The invention relates to a watercraft, comprising at least one preferably hydrodynamically designed, submerged hull (1), which can be controlled from a helm stand (2) disposed above the water and comprises a ballast having variable weigh...  
WO/2011/070198A1
The invention relates to a novel design for a vessel with submerged hulls, which can transport heavy loads at high speed over waves and which is formed by two submerged parallel bodies (4) having a substantially cylindrical cross-section...  
WO/2011/055558A1
A stern structure for a ship is provided with propellers, propeller shafts, and a stern structural body. Propeller shaft tubes are provided so as to correspond to the propellers and have inserted therethrough the propeller shafts which a...  
WO/2011/055557A1
A propulsion device for a ship is provided with a port propeller, a starboard propeller, a port propeller shaft, and a starboard propeller shaft. The port propeller shaft extends rearward from the stern portion of the ship's body and is ...  
WO/2011/053980A2
A marine vessel provides a hull having a bow, stern, and port and starboard portions, and a hull bottom having port and starboard sides that form a vee shape. A channel extends longitudinally from the stern toward the bow a distance at l...  
WO/2011/052337A1
In the provided ship resistance-reduction device, a gas-containing chamber is disposed inside the hull of the ship and extends in the direction of the width of the ship, straddling a longitudinal frame. A diffusion material is disposed i...  
WO/2011/043146A1
Disclosed is a device for reducing the frictional resistance on a ship that is capable of mixing air into seawater through automatic suction without a process for generating microbubbles being influenced by the pressure of the seawater, ...  

Matches 801 - 850 out of 5,467