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Patent Searching and Data


Matches 551 - 600 out of 5,904

Document Document Title
WO/1997/038899A1
A bearing assembly (210) for supporting a drive shaft (223) of a ship wherein the shaft is generally to be supported by such bearing assembly in a horizontally extending position. The bearing assembly has a housing (215) with a cylindric...  
WO/1997/039253A1
A bearing assembly for supporting a drive shaft includes a cylindrical housing (15), and a plurality of elastomeric bearing sections (20) disposed within the housing. The bearing sections (20) are bonded to the housing (15) by first appl...  
WO/1997/026183A1
Hub assembly for the journalling of an impeller (4) or drive shaft end (3) in the pump housing (2) of a water jet propulsion unit for propulsion of a vessel. The hub assembly forms a separate, integrated assembly (6) which as a single un...  
WO1997013682A3  
WO/1997/013682A2
A ship drive has a driving machine directly linked to a propeller shaft equipped with a propeller whose thrust is absorbed by a thrust block, as well as an auxiliary drive which consists of an electric machine which may be selectively op...  
WO1997003876A3  
WO/1997/008049A1
Variable extractor for ship and boat propellers made with the following items as in the drawing: a) back plate (1) with several holes and gap, b) front plate (2) with several holes, the central of which is threaded and threaded bolt, c) ...  
WO/1997/003876A2
A transmission for a stern drive planing power boat having an engine (18) inboard of and adjacent to the stern (16) of the boat and connected through the stern of the boat by means of a universal coupling (32) to a steerable outboard dri...  
WO/1996/031937A1
A compressor (10; 100; 200; 300; 500) with a build-in reciprocating motor, comprises a cylindrical housing (20; 120; 210; 510) with two ends thereof fitted with tow opposing electromagnets (30; 130; 230; 530), each has a circular inner p...  
WO/1996/016865A1
Angle gearing, especially a lower angle gearing between an intermediate shaft (2) and one or two propeller shafts (6, 7) in a marine outboard drive unit. According to the invention, a conical bevel gear (3) is pre-tensioned on the interm...  
WO/1996/016866A1
The engine room of a ship (1) is positioned so far forward in the ship that several cargo holds (3) are located aft of the engine room. The ship has a tall slender superstructure (6). The main engine (8) is connected with the propeller (...  
WO/1996/014241A1
A control device for achieving optimum use of the energy from a vessel's main energy source (1, 2). The energy is supplied to motors (11, 12, 13, 14) for movement of the vessel in its longitudinal direction, and possibly motors (33, 34, ...  
WO/1996/010708A1
An adjustable sealing device (10) for sealing between rotatable drive shaft (14), such as a propeller drive shaft, and the aperture in a structure, such as the hull or bulkhead of a vessel, through which the shaft passes. The device is g...  
WO/1996/007832A1
A hollow poriton is defined in the axis of an inner shaft (2) to form a center oil feed passage (3), and a plurality of oil feed ports (4) penetrating through an outer peripheral surface of the inner shaft (2) from this center oil feed p...  
WO/1996/004984A1
The invention concerns an agitator for fluids which contain solids of fibres and prevents these substances entering the gap (8) between the propeller boss (5) and the drive motor housing (1). To this end, a resilient deflector ring (9) o...  
WO/1996/005101A1
A mounting assembly, for mounting a propeller hub (10) to a propeller drive shaft (12), including an adaptor (11) which has an internal bore (17) which is splined for engagement with splines (19) on the shaft (12) and which has an extern...  
WO/1996/005100A1
Two stage positive sealing device for high speed boat propeller shafts, with forced oil circulation for lubricating and cooling purposes provided by an integrated generator. A pump body, formed of an asymmetric static chamber housed with...  
WO/1996/001207A1
Submersible boat is capable of navigating both on the water surface and submerged, the diving taking place by dynamic effect when the operator requires it, the boat having a catamaran type structure, comprising two side floats (1-1') whi...  
WO/1995/021344A1
A seal for sealing the propshaft (23) of a power boat to its hull is disclosed. An engine is mounted within the hull to drive the propshaft (23). The seal includes a stationary seal housing (21) affixed to the hull and a gland housing (1...  
WO/1995/012075A1
A bearing arrangement for the drive pinion (82) of a marine transmission (70) mounts the pinion (82) in part on the shaft (80) driving the pinion and in part directly in the transmission housing (76), thus reducing loads imposed on the s...  
WO/1995/003211A1
The invention relates to a drive unit for a ship, comprising a gearbox (5) placed on a bedplate in the ship and two screw propellers (75, 76) rotating in opposite directions about a common axis. The screw propellers are driven by two con...  
WO/1995/002535A1
The proposed propeller unit comprises a propeller shaft mounted in such a way that its position in relation to the hull can be adjusted both when the vessel is at anchor and under way. Propeller blades mounted on the shaft are shaped in ...  
WO/1995/000391A1
The boundary layer of a fluid travelling in a mean-flow direction relative to a surface of a wall of a body is controlled by generating in the fluid a magnetic field B having flux lines along the surface of the wall and an electric curre...  
WO/1994/029170A1
The invention relates to a method and a device for continuous and automatic monitoring and alignment of a propeller shaft (A), mounted in a plurality of bearings, in a ship upon hull deformations during operation. The inventive method su...  
WO/1994/029169A1
High speed boats can be operated and steered by a water jet which is generated by a pump the shaft of which is directly coupled to a driving motor (10). According to the invention the engine shaft and the pump hub shaft parallel to each ...  
WO/1994/025342A1
A shroud (1) is of aerofoil section to reduce cavitation and drag, has convex side faces which meet to form two edges (5 and 6). The trailing edge (5) is of V-section, and the leading edge (6) may be of V-section or rounded. The root end...  
WO/1994/018458A1
An axial-flow pump combined with an electric motor coaxially arranged therearound. The rotor (1) and stator (2) are common to both the electric motor and the pump. The rotor comprises a central tubular portion (11) defining a central cha...  
WO/1994/014649A1
The invention relates to a propeller drive system for a vessel or the like for operating two contra-rotating propellers (1, 2) disposed on two coaxial shafts (3, 4) in succession. The power supplies of two electric motors (5, 6) rotating...  
WO/1994/012387A1
Compression washer assembly with line cutter for mounting on a boat propeller shaft between a shoulder on the shaft and the end of a propeller hub. The compression washer assembly (10) comprises a hub portion (9) with a cross section con...  
WO/1994/010030A1
An internal combustion engine for propelling a ship includes a flexible coupling (1) mounted between the thrust bearing of the engine and a shaft segment (3) connected with the propeller. An oblong rod (10) interconnects two hollow shaft...  
WO/1994/001699A1
The invention relates to a drive system comprising at least one drive source (P) delivering its power by means of a driving, rotation-and-torque transmitting element (T), at least one speed variator (V) and at least one driven, rotation-...  
WO/1993/018965A1
A through hull assembly to be incorporated in a marine drive has a housing (15, 16) secured to the hull (10). The housing (15, 16) consists of a rearward tubular section (15) and a forward section (16). The tubular section (15) is of a l...  
WO/1993/016916A1
When fitting a ship's propeller (11) underwater, the propeller is mounted on a end-part (15) of the propeller shaft (16) which projects rearwardly from a bearing assembly (17) on the ship. Sealed spaces (27, 45) which are defined by the ...  
WO/1993/017249A1
A thrust bearing of the Michell type is arranged in such a manner around an associated journal bearing (21; 39) that one set of the thrust segments (25, 25', 25'') is positioned on one side of the bearing while the other set of thrust se...  
WO/1993/015952A1
A propeller with a hub (10) affixed to a propeller shaft (3) so as to rotate therewith, which hub is axially locked by a locking arrangement consisting of a lock nut (34) screwed onto the shaft and a lock screw (35) screwed into the end ...  
WO/1993/005317A1
Transmission for boats, comprising an input shaft (2), a reversing mechanism and an output shaft (3). The reversing mechanism is comprised in a right angled bevel gearing with two bevel gears (7, 8), which are freely rotatably mounted on...  
WO/1993/002914A1
A control system for operating the drive assembly of a ship has an engine (1), a gear (3) and an adjustable clutch (4) for forward and reverse motion. A control station (15), a control lever (27) and control electronics (15) allow the di...  
WO/1993/001429A1
A rotational force enhancing device intended to enhance rotational force by virtue of rotational force produced by mounting a rotational member other than a rotational implement (A) on a rotational shaft or modifying the shape of the rot...  
WO/1993/000529A1
A transmission for use in marine inboards in which the apparatus is coupled to an input shaft (16) having rotational energy and an output shaft (18) coupled to a propeller wherein the apparatus utilizes clutches (40, 60, 80) of the hyper...  
WO/1992/020573A1
This invention relates to a marine jet drive having improved operation, especially in regard to having efficient adaptation to propulsion engine (7) and hull design; having a drive shaft (6) with flexible coupling (33, 34) at each end, i...  
WO/1992/011472A1
A marine reduction gearbox, or transmission, is provided with variably engageable clutches (26, 30) connected in torque transmitting relation between a prime mover (12) and a propeller shaft (14). These variably engageable clutches (26, ...  
WO/1992/006001A1
An outboard motor assembly includes a hydraulic pump (50) which is carried by the motor assembly and is drivingly connected to the main drive shaft (60) at a point located between the motor and the propeller shaft. The hydraulic fluid st...  
WO/1992/001600A1
A hub (1) in particular for marine propellers (4) comprises an inner hub (2) adapted to be firmly mounted on a drive shaft (5), an outer hub (3) arranged about said inner hub with a gap (18) and carrying the propeller (4), and an elastom...  
WO/1991/019643A1
An outdrive system (12) for watercraft includes use of plastic or other relatively flexible material, e.g., compared to metal, especially as a housing material, and techniques which enable and/or at least facilitate use of such housing m...  
WO/1991/019644A1
An arrangement in a swingable turn-up inboard/outboard stern aggregate (1) for craft with an inboard engine and an outboard driving means (2) comprising a screw (5), where the inboard driving shaft (3) of the stern aggregate (1) for conn...  
WO/1991/008946A1
A method and a device for power transmission from a motor having a supercharging assembly, particularly a supercharged Diesel-engine (7), to a gear (3) with a surface water driving propeller mechanism (4), mounted in a boat of the planin...  
WO/1991/005695A1
A vessel (10) has a semi-displacement or semi-planing round bilge hull (11) characterized by low length-to-beam ratio (between about 5.0 to 7.0) and utilizing hydrodynamic lift. The bottom (15) of the hull (11) rises toward the stern (17...  
WO/1990/010572A1
A hydrofoil propulsion system (10) utilizing dual water propellers (16) in combination with dual shrouded air propellers (18). The air propellers (18) and the water propellers (16) are powered by diesel engines (22) mounted in pairs insi...  
WO/1989/008044A1
A marine drive unit (1) includes a lower gear case (8) forming a torpedo housing (9). A pair of coaxial propeller shafts (21, 25) are rotatably mounted in the housing and carry a pair of propellers (10, 11) thereon. The propeller shafts ...  
WO/1989/008050A1
A marine drive unit (1) includes a lower torpedo housing (9). At least one propeller shaft (21) is mounted in the housing for rotation about a drive axis (17). The propeller shaft is driven by a driving gear (16) suitably connected to a ...  

Matches 551 - 600 out of 5,904