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WO/2021/010932A1 |
The group of inventions relates to watercraft and equipment for same. The claimed method comprises directly transferring thrust from a propeller (1) to a hull (4) of a watercraft via a stern bracket (2), on which the propeller (1) is mou...
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WO/2021/008310A1 |
A flapping wing aircraft, comprising: a fuselage (1) and at least one flapping wing (2), the flapping wing (2) at least comprising a wing rod (21) and a wing surface (22), and the flapping wing aircraft also comprising: at least one moti...
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WO/2021/004110A1 |
A water-air amphibious cross-medium bionic robotic flying fish, comprising a body, pitching pectoral fins (4), structure variable pectoral fins (5), a tail propulsion module, a detection sensor and a controller. The present invention con...
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WO/2021/000628A1 |
Disclosed is a bionic robotic manta ray, comprising a head cabin, a central cabin, a pair of pectoral fins, and a caudal fin cabin, wherein each of the pectoral fins comprises a crank and rocker mechanism and a bevel gear mechanism, and ...
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WO/2020/263104A1 |
Drive shaft monitoring system (20) comprising a first and second coded disc (21a-b), wherein the first (21a) and second (21b) coded disc are provided with multiple slots or recesses (22) evenly distributed in circumferential direction th...
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WO/2020/239277A1 |
The invention relates to a method for providing electric energy, having the steps of: - providing mechanical energy by means of a crankshaft (14) of a two-stroke diesel engine (12), - converting the mechanical energy into electric energy...
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WO/2020/243573A1 |
A highly maneuverable craft is disclosed, having undulating fins of a light-weight material that may undulate along the horizontal axis of the craft and/or rotate 360 degrees and continuously about the central longitudinal axis of the cr...
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WO/2020/237321A1 |
The present invention relates to methods and a vehicle for enhancing the mechanical dewatering of a slurry. In one aspect, the invention concerns a method for enhanced dewatering of a settling pond with a mechanical dewatering vehicle in...
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WO/2020/240598A1 |
An inflatable device (1) with propulsion is described, composed of at least one air chamber (3) designed to allow a user to abut a portion or his whole body on the device (1), and further comprises: an electric control system (5) arrange...
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WO/2020/233247A1 |
A ship probulsion device, comprising blades (1), a blade driving device, a runner (6), a runner drive device, a direction shaft, and a direction control device. The runner (6) is equipped with one or more blades (1) capable of autorotati...
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WO/2020/227874A1 |
A drift boat steering system, comprising a rudder and a control station, the rudder being a capsule-shaped structure made of an elastic material, the rudder being fixed on the boat, and the volume of the rudder being adjusted by means of...
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WO/2020/231244A1 |
The invention relates to oscillating propulsors. A parallelogrammatic oscillating foil mechanism comprises a foil, a drive shaft with a crank attached thereto for translational movement of the foil, said shaft having a kinematic link to ...
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WO/2020/199802A1 |
Disclosed are a jellyfish-type underwater detector and a detection method therefor. The underwater detector comprises a detection robot and a remote terminal. The detection robot comprises a housing (1), a bionic muscle, an elevator (9),...
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WO/2020/162766A4 |
The present invention relates to improving the efficiency of a helical fan/pump/propeller/turbine such as is described in PCT/NZ2018/050010. Further to the discovery that specific longitudinal limits are critical to define the first open...
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WO/2020/197479A1 |
The invention relates to a swim arrangement (A) for facilitating amphibious operation of a tracked vehicle (V1). Said tracked vehicle comprises a vehicle body (10) and a two track assemblies (T1, T2) suspendedly connected to the vehicle ...
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WO/2020/178431A1 |
The present invention relates to a method for protecting surfaces of components against cavitation erosion and components provided with such cavitation protection surfaces, wherein in the surface a plurality of microcavities is provided ...
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WO/2020/178850A1 |
The present invention relates to an underwater device capable of propelling and self-charging at the air and surface of water. Present invention more also capable of propelling inside water and surface of water. The pair of wings are pro...
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WO/2020/167643A1 |
An amphibious vehicle comprises a buoyant hull, a boat motor affixed to the hull to propel the amphibious vehicle in water, two or more powered wheel assemblies affixed to the hull to propel the amphibious vehicle on land, and two or mor...
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WO/2020/162766A1 |
The present invention relates to improving the efficiency of a helical fan/pump/propeller/turbine such as is described in PCT/NZ2018/050010. Further to the discovery that specific longitudinal limits are critical to define the first open...
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WO/2020/152502A1 |
The present invention relates to a propulsion module (1) for generating wave-like motion in liquid. The propulsion module (1) comprises: a motor (7) for generating rotational motion; a set of conversion devices comprising a first convers...
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WO/2020/145115A1 |
According to the present invention, a palm 3 is provided with a tapered hole 34 of which the inside diameter decreases toward the radially inward side, and a through-hole 35 that extends radially inward from the bottom surface of the tap...
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WO/2020/138006A1 |
A ship propeller 1 is provided with a boss 2 having a groove part 21 formed in an outer peripheral surface, and a blade 3 having a base part 31 formed on one end side, wherein the ship propeller 1 is constructed by inserting the base par...
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WO/2020/126933A1 |
The invention relates to a cycloidal dynamic propulsion or positioning system (100) for a ship sitting in water exhibiting a direction of flow and comprising a chassis, a rotor (102) mounted with the ability to rotate on the chassis abou...
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WO/2020/118385A1 |
An underwater parachute propulsion system consists of an unmanned vessel (3), pulley (6), rope (13), parachutes (1), ropes (5), winch (4), crane (17) and ship (2). The idea is to enable a ship which will for generation of propulsion forc...
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WO/2020/120824A1 |
A cycloidal marine propulsion unit (1), comprising a hollow rotary casing (2) having a central axis (2a) and defining a central inner space (2b) with an opening (2c) at an axial end thereof. A mounting body (3) rotatably supports the rot...
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WO/2020/120826A1 |
The disclosure relates to a drive arrangement (1 ) for a cycloidal marine propulsion unit (2). The drive arrangement (1 ) comprises at least two electrical blade motors (3a) each associated to a respective blade (3) for pivoting thereof,...
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WO/2020/104781A1 |
A foil, such as an aerofoil, having a leading edge and a trailing edge, of which at least a portion of one or both of the leading edge and trailing edge has a serrated profile comprising a plurality of adjoining teeth, each tooth having ...
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WO/2020/101554A1 |
Fluke drive system, comprising a flexible fluke (600) and a fluke driving mechanism comprising a displacement means (601) arranged to be driven to move reciprocally upwards and downwards, which fluke (600) is connected to the displacemen...
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WO/2020/101553A1 |
Fluke drive system for a vessel (100), comprising a pivot element (114) having a forward end and an aft end, which pivot element (114) is pivotally connected at the forward end to a hull (101) of the vessel (100) and which pivot element ...
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WO/2020/101552A1 |
Fluke drive system for a vessel (200), comprising a pivot element (228) having a forward end and an aft end, which pivot element (228) is pivotally connected at the forward end to a hull (201) of the vessel (200) and which pivot element ...
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WO/2020/092643A1 |
Techniques are disclosed for systems and methods to provide graphical user interfaces for assisted and/or autonomous navigation for mobile structures. A navigation assist system includes a user interface for a mobile structure comprising...
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WO/2020/071929A1 |
In summary, the application relates to a device that propels a swimmer to move on the surface of, or below, water, allowing said swimmer to rise, descend or turn around their axis. The device allows a large degree of movement in the wate...
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WO/2020/072936A1 |
An apparatus for cleaning nets underwater formed from a propeller housing with a centrally disposed axis with a plurality of blades (14) extending therefrom. An outer perimeter ring (18) secured to an outer tip of each blade (14) with a ...
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WO/2020/055396A1 |
Provided herein is a spar cap having a profile for guiding and receiving a shear web for wind turbine blade. Particularly, the present disclosure provides a pultruded spar cap having a bond gap feature to maintain a uniform space for dis...
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WO/2020/055221A1 |
The present invention relates to bladed propellers for operating in a fluid medium and can be used in the form of fans and in the drives of self-propelled vehicles (ground vehicles, above-water and underwater vehicles, and aircraft). The...
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WO/2020/044043A1 |
A propeller has a hub (1) and a plurality of radially-extending propeller blades (3) each having a mounting flange (4) seated on the hub. The blades are held to the hub by first and second axially-spaced clamping rings (9) and (10) which...
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WO/2020/031200A1 |
The present invention relates to an underwater device particularly capable of propelling in the water. The present invention more also relates to an improved underwater device with an additional Revolving spine balancer unit arrangement ...
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WO/2020/025753A1 |
Cavitation monitoring system and a pod driver, comprising: a pressure sensing device, disposed on the surface of the rudder body of the pod driver sensing pressure on the surface of the rudder body; and a processing unit, configured to, ...
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WO/2020/008238A1 |
A Shaft-less propeller is used in turbines, pumps, and propulsion system. Blades of a Shaft-less propeller are mounted within a cylindrical shroud. Complex propeller design could be shaped and constructed from advanced composites, metals...
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WO/2019/212385A1 |
The invention relates to ship propellers and submersible device propellers. The technical result consists in increasing the efficiency of a screw propeller. The essence of the inventions consists in that, in order to generate a screw pro...
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WO/2019/194350A1 |
A propeller for a ship according to an embodiment of the present invention comprises: a hub; a blade protruding in a radial direction from the hub; and a fin protruding from the edge of the blade.
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WO/2019/184707A1 |
A paddle wheel propelled hovercraft, comprising a hull (1), a power system, a hover system, and a propelling system. Said hover system comprises a hover fan (10) and an apron (3). Said propelling system comprises a pair of paddle wheel p...
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WO/2019/173873A1 |
The present invention relates to a cavitation free rotary mechanical device with improved output and, in particular, to a rotary mechanical device (such as a hydro turbine, marine propeller, etc) including a rotatable shaft and associate...
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WO/2019/173825A1 |
A subsurface diver transport vehicle includes a vehicle body and at least one propulsion device. The vehicle body incorporates a number of individual mission modules mechanically assembled together to define a substantially continuous hu...
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WO/2019/146712A1 |
A propeller 1 for a ship is provided with: a boss 2 having grooves 21 formed in the outer peripheral surface 2s thereof; and blades 3 having bases 31 formed on the base end sides thereof, and is configured by inserting the bases 31 of th...
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WO/2019/099885A1 |
Underwater robotic systems are disclosed. In some instances, a robotic system may include a body, a flexible fin, and a rotatable mass associated with the body such that angular acceleration of the rotatable mass causes a reaction torque...
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WO/2018/080699A8 |
A propeller blade (18) spanning radially from a root (32) to a tip (34) and spanning axially from a leading edge (36) to a trailing edge (38) spaced from the leading edge forming an airfoil (39) therebetween where a sweep line (62) can b...
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WO/2019/090189A1 |
Embodiments of the present invention are directed to a modular, biomimetic, underwater vehicle capable of propulsion using one or more tail undulation methods, such as anguilliform or carangiform propulsion methods.
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WO/2019/088696A1 |
An apparatus for enhancing propulsion efficiency is disclosed. An apparatus for enhancing propulsion efficiency according to an embodiment of the present invention comprises: a duct disposed in front of a propeller and having an arc shap...
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WO/2019/083490A1 |
The claimed technical solution belongs to systems intended for setting a body in motion and can be applied in air and water carriers. The drive has a piston with the blades which are used to repulsion the body from environment. Among the...
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