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Matches 1 - 50 out of 5,738

Document Document Title
WO/2018/070527A1
An underwater propulsion device 1 according to one embodiment of the present invention provides a propulsion force to a body 131 of an underwater exploration apparatus 130, and is provided with: a propeller 10 that has a cylindrical prop...  
WO/2018/050320A1
The invention relates to a superconducting current limiter (1) with a bifilar coil winding made of a HTS conductor (2) in a cryostat (3) which comprises a solid filler material (14, 19). The filling material comprises in particular a gra...  
WO/2018/041549A1
The invention relates to a drive arrangement for a ship, comprising at least one drive machine (1) and a transmission (2) for driving a propeller shaft (3), wherein the transmission (2) has means for state monitoring for a power path, an...  
WO/2018/039994A1
Disclosed is a driving device (10) used for being connected to an propeller (20), the driving device (10) comprising a main body part (12), and a driving shaft (15) arranged on the main body part (12) and capable of rotating relative to ...  
WO/2018/032866A1
A twin-engine twin-propeller airboat, comprising a boat body (1), an engine system (2), a speed reducer set, a propeller system (3), a steering system (4), and a control system. An upper deck of the boat body (1) tilts forward, with a lo...  
WO/2018/029180A1
The drive unit (12) is designed to be mounted on a marine vessel (2), including a mobile housing, (16) and is able to pivot around an axis (A) against the hull (4) of the marine vessel. A drive shaft (20) mounted rotary is against the mo...  
WO/2018/026080A1
The present invention relates to a jet drive. The jet drive according to the present invention comprises: a duct having an introduction part for introducing water, and a discharge part which forms a concentric circle with the introductio...  
WO/2018/014952A1
The invention relates to a propeller (10) for a marine vessel, drive comprising the propeller and a marine vessel comprising the drive. The propeller (10) comprises a hub (11) comprising an aperture (12) for receiving a first propeller s...  
WO/2018/011713A1
Hybrid boat (B) comprising an internal combustion engine (E) provided with a reversing device to allow at least one condition of forward movement and one of reverse movement of the boat, transmission means (XI, TB, X2) connected between ...  
WO/2018/009206A1
A dual drive system for providing motive power to a watercraft has a frame configured for connecting to the watercraft and a drive assembly connected to the frame. The drive assembly has a manual drive mechanism configured for receiving ...  
WO/2018/001685A1
There is provided mechanisms for for controlling movement of a propeller shaft on a vessel. A controller comprises processing circuitry. The processing circuitry is configured to cause the controller to detect movement of the propeller s...  
WO/2017/220134A1
The present invention relates to an arrangement for supporting a propeller shaft of a marine vessel and a method of servicing such. The arrangement and the method of the present invention are mainly aiming at a construction, which allows...  
WO/2017/220962A1
A rotary seal unit (2) comprises a rotary assembly (8b) that is configured to be mounted on a rotary shaft (4) and includes a first sealing element (48), and a static structure (8a) that includes a second sealing element (16), wherein th...  
WO/2017/220478A1
A ring for shaft bearing of a marine vehicle drive unit has an annular body (20) and a cylindrical active part intended to provide a sliding contact function with another ring at the bearing level. The cylindrical part is segmented into ...  
WO/2017/212274A1
There is disclosed a marine propulsion system for a shaft-driven boat. The system comprises a recess (14) formed in the hull of a said boat, and a drive cassette (22). The drive cassette comprises: a housing (23); a static tube (24) exte...  
WO/2017/211346A1
The invention relates to a bearing for a ship propulsion system, comprising at least one rolling element bearing (5) that is formed as a multi-row asymmetrical spherical roller bearing and is provided to absorb axial and radial forces.  
WO/2017/207283A1
The invention relates to a method for operating an electrical machine (2), especially for driving vehicles, in particular submarines. Said electrical machine (2) comprises a stator having a plurality of coils, and a plurality of converte...  
WO/2017/179888A1
The purpose of the present invention is to provide a paddleboard which is provided with a fin operating using the principle of the lever and thus does not require a large force to gain momentum, thereby allowing even women and children t...  
WO/2017/180850A1
A motor/generator/transmission system includes: an axle; a stator ring having a plurality of stator coils disposed around the periphery of the stator ring, wherein each phase of the plurality of stator coils includes a respective set of ...  
WO/2017/157673A1
The invention relates to a jet propulsion system particularly for a watercraft, comprising at least one propulsion unit that has - a rotor the inner circumference of which has rotor blades secured thereto, and - a housing in which said r...  
WO/2017/149589A1
[Problem] To provide a ship propulsion method that makes it possible to smoothly transition from motor propulsion to hybrid propulsion. [Solution] A ship propulsion device 1 that has: a propeller 9; a main engine 2 that is controlled by ...  
WO/2017/148756A1
The invention relates to a water turbine (11) for a hydroelectric power plant (1), and to a hydroelectric power plant (1) of this type. It is proposed that the water turbine has a flow duct (12) with a flow inlet (13) and a flow inlet (1...  
WO/2017/142420A1
There is described a system for regenerating and distributing energy on a vessel, the system comĀ¬ prising: - a first power distribution system; and - a second power distribution system electrically isolated from said first power distrib...  
WO/2017/141711A1
The purpose of the present invention is to reduce energy loss occurring during navigation of a ship and to efficiently control propulsion force. Provided is an electric propulsion device (10), wherein in a first control mode, a governor ...  
WO/2017/142420A9
There is described a system for regenerating and distributing energy on a vessel, the system comĀ¬ prising: - a first power distribution system; and - a second power distribution system electrically isolated from said first power distrib...  
WO/2017/122358A1
Provided is a stern tube sealing system which prevents leakage of lubricating oil from a stern tube covering a propeller shaft, and comprises: a cylindrical housing into which the propeller shaft is inserted; a first seal ring which is h...  
WO/2017/115714A1
The present invention suppresses pitching, in which the bow and the stern of a hull alternately tip up and down, caused by waves during sailing of a vessel. Screws (40a, 40b), which are provided on the bow side, which are capable of rota...  
WO/2017/110928A1
The present invention addresses the problem of providing a ship propulsion device that makes it possible to prevent a propeller from idling without limitation to the type of clutch. There is provided: a forward and rearward switching clu...  
WO/2017/102028A1
The invention comprises a method for controlling dynamic positioning of a vessel (1) or ship. The vessel comprises an electrical power grid, at least one combustion engine driven power generator (G1, G2), and an energy storage medium. Th...  
WO/2017/097334A1
The invention concerns a method, engine parameter controlling arrangement and computer program product for controlling an engine parameter of a group of engines(33) in a vessel, each engine being equipped with a shaft used for powering a...  
WO/2017/095280A1
The invention provides a propeller drive assembly (5) for transferring a torque between an engine and at least one propeller of a water surface vessel, - the propeller drive assembly comprising a plurality of lubrication clients, - chara...  
WO/2017/084773A1
Method for operating a ship propulsion system (11), wherein the ship propulsion system (11) has a ship's engine (12), optionally a transmission (16), a propeller shaft (14) and an adjustable propeller (15), wherein the transmission (16) ...  
WO/2017/069197A1
The present invention provides a marine deceleration device that can decrease the installation space for an electrical rotating machine. A marine deceleration device (2) is provided with: an input shaft (40) that is connected to an outpu...  
WO/2017/070413A1
A marine propulsion assembly (500) includes a propeller (502) having a threaded hub (505) whose threads are used for engaging with a drive shaft (501). The drive shaft includes both a first set of threads (507) and second set of threads ...  
WO/2017/057008A1
The purpose of the present invention is to provide a marine reduction and reverse device that, while having a simple configuration, can reliably prevent the occurrence of problems such as seizing, in a case where a propeller has become l...  
WO/2017/056186A1
This ship propulsion device (1) propels a ship (2) by rotating a propeller (20). If the rotational speed of the propeller (20) is less than a predetermined rotational speed, a low-output auxiliary electric motor (M2) is controlled and ro...  
WO/2017/039742A9
A thruster assembly that in addition to propulsion provides water flow to/from compartments and systems on board a vessel. In a first position, the thruster assembly provides propulsion/steering. Pivoted to a second position, operation o...  
WO/2017/039742A3
A thruster assembly that in addition to propulsion provides water flow to/from compartments and systems on board a vessel. In a first position, the thruster assembly provides propulsion/steering. Pivoted to a second position, operation o...  
WO/2017/028501A1
A propeller connection structure and an unmanned aerial vehicle. The connection structure comprises a motor rotor shell (1) and a propeller (2). The motor rotor shell (1) is provided with a connection part (11) for connecting the propell...  
WO/2016/207475A1
An electric ship propulsion drive arrangement according to the invention comprises an electric motor (1) and a propeller (6) that is connected to the electric motor, and a frequency converter (2) that is arranged to supply power to the e...  
WO/2016/190784A1
The present device relates to boatbuilding, and more particularly to screw propellers with safety couplings, intended for use in outboard motors and/or marine screw propellers. A screw propeller with a safety coupling comprises a screw p...  
WO/2016/180750A1
The invention relates to a marine vessel propulsion device. It has an electric motor (3,), propeller means (5,) driven by the electric motor and gear means (4,) drivingly connecting the electric motor (3,) to the propeller means (5,). Ac...  
WO/2016/166331A1
The present invention relates to a propulsion system (1) for a boat, comprising: an engine (100); a connecting arm (200); a fairing portion (208) intended for being mounted on the boat; at least one propeller (302); and a belt (2) for tr...  
WO/2016/162595A1
A rotor for a permanent magnet machine comprises first and second axially successive rotor sections (102, 103) each comprising permanent magnets generating magnetic field having a pole pitch (pp). The rotor comprises a first coupling sys...  
WO/2016/157398A1
Provided is a saildrive apparatus capable of having maintenance work easily performed thereon even at sea. The saildrive apparatus is provided with: an upper unit connected with an engine and positioned within a ship; and a lower unit ex...  
WO/2016/151188A1
A vessel and a method in a vessel with a hull and a propulsion unit. The propulsion unit comprises a hollow strut rotatably attached to the hull of 5 the vessel, a propeller shaft (41) having an axial centre line (X-X) and being position...  
WO/2016/146249A1
An engine room arrangement (10) for a marine vessel (100) comprises a fin (12) formed at a rear portion of a hull (14) of the vessel (100). The fin (12) projects downward from the hull (14) and protects a propeller (24) of the vessel (10...  
WO/2016/135686A1
Transmission (10) for boats of the type comprising a shaft (12) substantially arranged half inside and half outside the hull (13) and having a non-zero projection angle (21), the outer end of said shaft (12) being provided with a propuls...  
WO/2016/134429A1
The present invention relates to two configurations of a structure for a compact, pedal-propelled boat, a reclined configuration and a conventional configuration, and to two possible propulsion systems, a rigid propulsion system (9) and ...  
WO/2016/132610A1
Provided is a ship propulsion system such that an increase in the size of a main engine can be minimized. The ship propulsion system (1) is equipped with: main generators (10A, 10B, 10C) that supplies power to the interior of a ship; a p...  

Matches 1 - 50 out of 5,738