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Patent Searching and Data


Matches 1 - 50 out of 4,970

Document Document Title
WO/2021/081048A1
A propulsion system for a marine vessel in a body of water includes an water intake formed in the hull, a impeller disc rotatable about a vertical axis for raising water and increasing the momentum of water in a plenum chamber, and a plu...  
WO/2021/077169A1
A grounding skeg for a landing craft configured for stem landing onto, and setting off from, a ground surface, the grounding skeg including: an elongate grounding body having a fore end and an aft end; and a removable pulling propeller f...  
WO/2021/073757A1
The invention relates to an anti-fouling arrangement in a marine vessel (100) with a marine propulsion system, the propulsion system comprising at least one driveline housing (101; 201), a torque transmitting drive shaft (106; 232, 233) ...  
WO/2021/073759A1
The invention relates to a propeller arrangement in a cathodic protection system for a marine vessel (100) with a marine propulsion system, which cathodic protection system comprises a direct current power source (110; 210) with a positi...  
WO/2021/059665A1
Provided is a motor-integrated fluid machine having an integrally provided motor, the motor-integrated fluid machine comprising: a rotating part that rotates about a rotary axis; an outer circumferential part provided to the outer circum...  
WO/2021/059105A1
The apparatus according to the present invention comprises an oleodynamic kinematic mechanism 1 consisting of an attachment plate 2 removably connected to the transom of a vessel N, provided with oleodynamic connection means 200, and an ...  
WO/2021/056676A1
A self-made hull structure. A hull is defined by flow guiding dashers (1) on the two sides, a bottom flat plate (2), a front inclined plate (3), and a rear inclined plate (4), retractable second flow guiding dashers (7) are provided on t...  
WO/2021/056672A1
A hull propulsion mechanism multidirectional adjustment auxiliary structure, comprising transverse slide rails (1), sliding blocks (2), and vertical slide rails (3). Ribs at transverse groove openings on one side of the sliding blocks (2...  
WO/2021/058460A1
A rudder angle (4) of the propeller gondola (3) on a gondola drive system (1) for a floating apparatus (2), which has a propeller gondola (3), wherein the propeller gondola (3) is rotatable, is restricted depending on a speed of the floa...  
WO/2021/056673A1
A connection structure for a side thruster for a ship, comprising a hull (1) and a side thruster device. The side thruster device comprises a propeller (4), a propeller central shaft (5) and a hydraulic device (2). An inner concave struc...  
WO/2021/018090A1
The present invention relates to an electric fin and a water transport instrument, wherein the electric fin comprises a housing which extends along a first direction and is provided with a water inlet cavity; a propeller and a flow guide...  
WO/2021/018091A1
The present invention relates to an electric fin and a watercraft. The electric fin comprises a shell extending in a first direction and provided with a water inlet cavity; and a driving member and a propeller arranged in sequence in the...  
WO/2021/014919A1
A stern fin (7) is provided to a skeg (3) of a twin-skeg vessel and protrudes downward from the skeg (3). The cross-sectional shape of the stern fin (7) along the surface of the skeg (3) is a blade shape, and the stern fin (7) has a bow-...  
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...  
WO/2021/006223A1
This propulsion system (2) is provided with at least a first propeller (10a) and a second propeller (10b). The propulsion system (2) is provided with: a first engine (3a) provided so as to be capable of directly driving the first propell...  
WO/2020/242146A1
The present invention relates to an electromotive surfboard and, in particular, to an apparatus which can propel a surfboard to float the surfboard above the water surface and can selectively couple or separate the surfboard to/from a pr...  
WO/2020/227046A1
A steering mechanism for a container carrier ship hull including a bow, a stern, and a container bay therebetween. The bow is provided with a set of depending lateral thruster pods, the set including a first pod disposed along a longitud...  
WO/2020/215926A1
A drag-reducing boat, comprising a boat body (1), a flow guide tube (2) and a propeller (3), the boat body (1) comprising a submerged hull (11) located below a waterline, the submerged hull (11) being surroundingly formed from two opposi...  
WO/2020/211595A1
An underwater robot, and a control method and apparatus for same. The underwater robot comprises a robot body (1) and at least three groups of propeller arrays (2) provided at the side surface of the robot body (1). Two propeller compone...  
WO/2020/186910A1
Disclosed is a new in-situ quick steering system for a ship. The system comprises a ship body (1) and a steering structure. A front overturn structure is arranged at a position corresponding to the bow, and a rear overturn structure is a...  
WO/2020/169390A1
In the context of anti-biofouling, a system (1) is provided that is designed to realize an anti-biofouling effect on a marine object such as a drive unit (100) for use with a vessel (200), the system (1) including at least one light sour...  
WO/2020/164043A1
A fully immersed underwater propeller (100) and an electric floating plate. The fully immersed underwater propeller (100) comprises a propeller housing (10), propeller blades (20), a driving motor (30), a motor shaft (40) and a fairing (...  
WO/2020/165264A1
The invention relates to a wheel propeller arrangement (1, 16) for powering vehicles (2) in driving, flying, floating or diving mode, comprising a wheel propeller (1) and a chassis (16), which wheel propeller (1) has an axis of rotation ...  
WO/2020/158361A1
This motor-integrated fan has a suction port and a blowing port, and is provided with: a rotating part rotatably supported on a shaft part; and a motor that rotates the rotating part. The motor is a peripheral drive motor that rotates th...  
WO/2020/147967A1
A device and a method for controlling an electrical steering system in a marine vessel comprising at least one steerable propulsion unit, the electrical steering system comprising a main steering system (220; 220.1) that comprises a main...  
WO/2020/140137A1
A protector for a marine vessel comprises a spool 20 through which a propeller shaft (18) passes and a cutter (22) fixed relative to the propeller shaft. The spool is positioned between a propeller and a seal (16) of a propeller shaft be...  
WO/2020/126332A1
The invention relates to a driving device (1) for a floating device (2), which driving device comprises a pod housing (3) and a shaft (4), wherein the pod housing (3) can be fastened by means of the shaft (4) to a hull (5) of the ship (1...  
WO/2020/120827A1
Described is a marine propulsion unit comprising a rotary casing (1) rotatable about a central axis A, and blades (2) extending axially from the rotary casing (1) for rotation with the rotary casing (1) about the central axis A, wherein ...  
WO/2020/120844A1
Described is a marine propulsion unit comprising a rotary casing (1) rotatable about a central axis A, and blades (2) extending axially from the rotary casing (1) for rotation with the rotary casing (1) about the central axis A, wherein ...  
WO/2020/108749A1
The embodiments herein relate to amounting arrangement (100) for a propulsion unit. The mounting arrangement (100) comprises an attachment arrangement (133) adapted to attach said mounting arrangement (100) to a marine vessel. The mounti...  
WO/2020/104070A1
A leakage detection system for an azimuth thruster (100) comprises an azimuth seal (12) defining a plurality of spaces between the same and a sealing surface (20) of a rotatable inner part (16) of the azimuth thruster (100). Via the resp...  
WO/2020/082441A1
Disclosed is a hand-held underwater aircraft, comprising a battery compartment (12) and propellers. A special design with the axis of the propellers being unparallel with the axis of the battery compartment is adopted, the unparallel inc...  
WO/2020/086568A1
By manipulating the fluid flow in the proximity of an object such as a fuselage, a wing, or the hull of ship, the wave drag associated with this object can be substantially reduced. This can be accomplished by locally changing both the f...  
WO/2020/080628A1
The present invention relates to a vessel capable of multi-directional flow and, more specifically, to a vessel capable of multi-directional flow, comprising: a hemispherical boarding unit having a space therein in which a passenger can ...  
WO/2020/067620A1
An unmanned marine autonomous drone with an orientation restoration function according to the present invention comprises: a buoyancy hull including a first buoyancy hull for generating buoyancy and a second buoyancy hull for generating ...  
WO/2020/064421A1
The invention relates to a driving device (1) for a ship (2), which driving device has a pod housing (3) and a shaft (4), the pod housing (3) being fastenable by means of the shaft (4) to a hull (5) of the ship (35), and the pod housing ...  
WO/2020/057337A1
An underwater built-in sailing thruster having a rudder, comprising a housing (1), a middle partition (2) provided in the housing (1), a horizontal rudder (6) provided at the rear end of the middle partition (2), two water inlet channels...  
WO/2018/217675A3
An integrated jack plate and kick up bracket 100 is provided that is useful and safe even at relatively high boat speeds (e.g., in excess of 10 miles per hour). The bracket 100 uses a jack plate 106, 104 to raise and lower an outboard mo...  
WO/2020/057340A1
A ducted marine propeller, comprising a propeller (1); hull (2) provided at the lower part of a ship body; a middle partition (3) provided in the hull (2); two water inlet channels (4) symmetrically arranged at two sides of the middle pa...  
WO/2020/048933A1
The invention relates to a ship hull (10) in particular for a container ship, a bulk carrier and a tanker. The ship hull (10) has a raised portion (LR) of an external contour (AK) of the ship hull (10) in relation to an upwardly directed...  
WO/2020/047163A1
A novel rotatable hull that generally includes a hull that is capable of rotating around an attachment point where it is connected to a vessel. In preferred embodiments, an outdoor motor mounted to the rotatable hull will turn to vector ...  
WO/2020/016247A1
A slewing control mechanism comprising: a brake shaft (15), a static friction plate assembly (17), a movable friction plate assembly (18), a piston ring (19), and a spring (20). The amount of compression of the spring is adjusted such th...  
WO/2020/005072A1
A fluid machine (1) having an intake part (21), a discharge part (26), and an impeller (24), the impeller (24) being arranged in an enclosure (18), and a transmission (90) arranged in the enclosure (18) and operationally connecting a rim...  
WO/2019/245086A1
The present invention relates to a duct structure, for a ship, which does not have great increase in resistance due to a boundary layer even at a high speed and thus enables enhanced thrust at a speed of 10 knots or less as well as great...  
WO/2019/245088A1
The present invention relates to a propulsion device, for a ship, comprising: a cylindrical duct body having a predetermined inside diameter; and a plurality of guide fins disposed on the inlet of the duct body and extending from the cen...  
WO/2019/228235A1
An underwater vessel having four propellers and a control method thereof. The hull (9) of the vessel has a contour conforming to fluid dynamics, and four electric propeller drives (1), (2), (3), and (4) are fixed and installed on the hul...  
WO/2019/219305A1
The invention relates to a drive system for a ship, comprising at least two propulsion units (1, 2), wherein each propulsion unit (1, 2) has a propeller (10, 20) and a drive engine (11, 21) with an above-water gearbox (14, 24) connected ...  
WO/2019/220152A1
The bow thruster protection (7) intended for installation on a vessel's bow thruster tunnel (1) openings solves the technical problem of protection of bow thruster from damage, while providing a method for simple mounting and dismounting...  
WO/2019/215814A1
[Problem] To provide a system for monitoring machine elements that is compact in configuration and can remotely and reliably monitor machine elements provided in a rotating part 3 of a rotating-type marine vessel propulsion device 1. [So...  
WO/2019/210384A1
The present invention describes a propulsion-jet propulsion system, an amphibious vehicle that comprises an aquatic propulsion system, and an amphibious-vehicle-navigation method. Specifically, the present invention comprises a propulsio...  

Matches 1 - 50 out of 4,970