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Patent Searching and Data


Matches 701 - 750 out of 21,262

Document Document Title
WO/2012/141085
Provided is an electric motor configured in such a manner that the size of magnets is reduced to reduce cost and the density of magnetic flux is adjusted to effectively utilize magnet torque and reluctance torque. As a result of the conf...  
WO/2012/137430
Provided is a rotor core steel plate and a method for manufacturing the same wherein reinforcement for preventing an ineffective magnetic field and dealing with centrifugal force at a bridge part can be achieved with high productivity. A...  
WO/2012/136575
A rotor (2) for an electric motor, which rotor (2) comprises a plurality of laminated rotor sheets (4) arranged in layers and each provided with slots (6, 10); a number of permanent magnets (8) arranged within magnet slots (10) in the la...  
WO/2012/137465
The rotor unit has a plurality of rotating bodies which is arranged along a central axis. Each of the plurality of rotating bodies has an annular rotor core which surrounds the central axis, a plurality of magnets which is arranged in th...  
WO/2012/137056
An electric maschine comprises a stator (12) and a rotor (14). The stator (12) has a stator core (26), and stator windings (28u, 28v, 28w) wound around either the stator core (26) or stator teeth (30). The rotor (14) has a rotor core (16...  
WO/2012/137464
A rotor unit includes a rotor core made of laminated steel sheets that are vertically laminated, and a holder made of resin. The rotor core and the holder are fixed by insert molding. For this reason, the process of manufacturing the rot...  
WO/2012/136452
The aim of the invention is to provide an axial bearing device having increased force density and a simple construction. Said aim is achieved by an axial bearing device having an annular electrical sheet arrangement, wherein the individu...  
WO/2012/136464
It is intended to reduce latching and/or oscillating moments of a segmented electric machine. An electric machine having a first and a second active part (1, 2), which are movable with respect to each other in one direction of movement (...  
WO/2012/138725
An apparatus and corresponding method for maintaining an air gap between a stator and rotor in an electro-mechanical energy converter is provided. The apparatus includes a structural sleeve and a plurality of stator sections attached to ...  
WO/2012/136464
It is intended to reduce latching and/or oscillating moments of a segmented electric machine. An electric machine having a first and a second active part (1, 2), which are movable with respect to each other in one direction of movement (...  
WO/2012/135964
In a drive arrangement for a heavy duty mill an electric motor with a high number of magnetic poles and a stator that is segmented into at least four stator segments is used. By providing one, more or all of the stator segments with a th...  
WO/2012/136576
A rotor (2) for an electric motor, which rotor (2) comprises a plurality of laminated rotor sheets (4) arranged in layers and each provided with slots (6, 10), a number of permanent magnets (8) arranged within magnet slots (10) in the la...  
WO/2012/134114
The present invention relates to an amorphous divided-core stator which maximizes the area between a plurality of divided cores and a magnet arranged opposite one another, increases the coil fill factor, and is formed using amorphous all...  
WO/2012/129964
Provided are multiple switched reluctance motors and excitation control methods for same. Motors with various structures are provided having the same structural characteristics, to wit, a stator formed of an even number of salient pole p...  
WO/2012/131776
In the present invention, a stator assembly (3) is provided with: stator cores (4, 5) wherein a ring body and a plurality of teeth that protrude from the inner periphery of the ring member towards the center are formed; an annular magnet...  
WO/2012/134130
According to the present invention, a spoke-type permanent-magnet motor comprises: a stator having stator slots arranged radially from the center of an insertion hole and stator cores arranged radially among the stator slots; a rotor whi...  
WO/2012/131850
The present invention addresses the problem of providing a method for manufacturing a stator having a yoke section having a cut section with small distortion. This stator core manufacturing method, which forms a cut section on a stator c...  
WO/2012/135022
A magnet carrier for a moving magnet actuator. The magnet carrier includes a single longitudinal beam extending in the direction of intended motion of magnet carrier and two pairs of transverse ribs, extending from opposite sides of the ...  
WO/2012/134328
The technical solution relates to the ventilation of the front parts of a rotor winding of a large electric machine, in particular a turbogenerator with air cooling. The rotor comprises a shell 1 which surrounds a shaft 2 in such a way a...  
WO/2012/130752
The present invention relates to a pole shoe, in particular of a generator, comprising a pole assembly (4), which is of a laminated configuration, at least one winding (6), which is arranged around the pole assembly (4), and a body (7), ...  
WO/2012/134459
A wind power plant includes a turbine rotor and a drive shaft that is fixed to the turbine rotor and rotatably supported by drive shaft support bearings on a tower. The wind power plant further includes a first direct-drive generator inc...  
WO/2012/134130
According to the present invention, a spoke-type permanent-magnet motor comprises: a stator having stator slots arranged radially from the center of an insertion hole and stator cores arranged radially among the stator slots; a rotor whi...  
WO/2012/133073
[Problem] To provide an outer rotor motor configured so that the lead wires of the winding coils for the stators are routed simply. [Solution] An outer rotor motor is provided with stators (10) arranged in the axial direction, a rotor (2...  
WO/2012/130752
The present invention relates to a pole shoe, in particular of a generator, comprising a pole assembly (4), which is of a laminated configuration, at least one winding (6), which is arranged around the pole assembly (4), and a body (7), ...  
WO/2012/132331
The purpose of the present invention is to provide a rotating electrical mechanism comprising a rotor having rotor cores onto which magnets have been mounted, wherein demagnetization of the magnets can be counteracted while a decline in ...  
WO/2012/131775
In the present invention, a stator assembly (3) is provided with: stator cores (4, 5) wherein a ring body and a plurality of teeth that protrude from the inner periphery of the ring body towards the center are formed; an annular magnet (...  
WO/2012/133404
A rotor iron core is used, which is formed by laminating a base steel sheet having a magnetic flux density (B8000) of 1.65 T or more as measured at a magnetic field strength of 8000 A/m and also having a coercivity of 100 A/m or more.  
WO/2012/135586
An axial magnetic bearing (20) for a rotating machine is provided. The axial magnetic bearing (20) includes a rotatable shaft (26), at least one fixed stator (24) and a rotor (22) secured to the shaft (26). The at least one fixed stator ...  
WO/2012/135586
An axial magnetic bearing for a rotating machine is provided. The axial magnetic bearing includes a rotatable shaft, at least one fixed stator and a rotor secured to the shaft. The at least one fixed stator is comprised of a plurality of...  
WO/2012/134114
The present invention relates to an amorphous divided-core stator which maximizes the area between a plurality of divided cores and a magnet arranged opposite one another, increases the coil fill factor, and is formed using amorphous all...  
WO/2012/126712
A synchronous machine has a rotor (1) capable of rotating about an axis of rotation (2) and a stator (3) surrounding the rotor (1) radially on the outside. When viewed in the axial direction, the rotor (1) has a number of rotor rings (5)...  
WO/2012/125790
An electrical machine comprising a rotor, a coil and a stator comprising a lamination stack coupled to a tooth, wherein the electrical machine is at least one of a transversal flux machine, is described. The electrical machine may be a t...  
WO/2012/124072
This rotor for use in a rotating electric device is provided with a rotor core (310) fixed to a rotation shaft (400) and having a hole (310h) extending in the axis direction (DR1), a magnet (320) inserted into the hole (310h), and an ins...  
WO/2012/123575
The invention relates to an electric motor comprising a rotor and a coiled stator, the rotor comprising a shaft (21) and two disks (22a) that are rotatably fixed to the shaft and provided with permanent magnets (24), a so-called outer po...  
WO/2012/125790
An electrical machine comprising a rotor, a coil and a stator comprising a lamination stack coupled to a tooth, wherein the electrical machine is at least one of a transversal flux machine, is described. The electrical machine may be a t...  
WO/2012/123270
A rotor (2, 2a, 2b, 2c, 2d) for an electric machine (1), comprising a support structure (6) supporting a plurality of magnets (11), in particular permanent magnets (11), wherein the non-magnetic support structure (6) has axially extendin...  
WO/2012/123575
The invention relates to an electric motor comprising a rotor and a coiled stator, the rotor comprising a shaft (21) and two disks (22a) that are rotatably fixed to the shaft and provided with permanent magnets (24), a so-called outer po...  
WO/2012/124372
Provided is a permanent-magnet type rotating electrical machine that can detect the position of a rotor with high precision upon executing sensor-less driving. The permanent-magnet type rotating electrical machine is provided with a roto...  
WO/2012/119542
A permanent magnet synchronous wind-driven generator with a multi-layer winding comprises a casing (1) and an end cap (2). At least two circles of ring-shaped stator cores are fixedly connected to the interior of the casing. A coil windi...  
WO/2012/119307
A three-phase permanent magnet servo motor is provided. The number 2P of the magnetic poles of the rotor (1) of the motor is 16. The number Z of the teeth of the stator (2) of the motor is 24, and the teeth comprise twelve large teeth (8...  
WO/2012/119301
A ferrite three-phase permanent magnet motor is provided. The rotor core (1) of the motor is provided with multiple pairs of permanent magnets (4), and the stator core (2) of the motor is provided with three-phase windings. The number Z ...  
WO/2012/119284
An outer rotor of a brushless motor and a manufacturing method thereof, comprising a tubular ferromagnetic yoke. The outer wall and a part of the inner wall of the tubular ferromagnetic yoke are wrapped by a plastic body formed by inject...  
WO/2012/120801
This drive device is provided with: a stator (13); a housing (3) that includes a cylindrical portion (11) that houses the stator (13); a cover (5) which is connected to the housing (3), and which covers the upper opening of the cylindric...  
WO/2012/120485
A fluid-cooled wind turbine (1) has at least one electric machine (6; 206), in turn having a stator (8; 208) with a stator supporting structure (11; 211) and a plurality of active stator sectors (16) supported by the stator supporting st...  
WO/2012/122552
Various embodiments relate generally to electrodynamic machines and the like, and more particularly, to rotor assemblies and rotor-stator structures for electrodynamic machines, including, but not limited to, outer rotor assemblies and/o...  
WO/2012/119895
The invention relates to a rotor (5') for a synchronous machine (1'), comprising a base body (6') having at least two super-conducting pole windings (8) defining the poles separated by pole gaps, wherein a non-ferromagnetic chamber (12) ...  
WO/2012/120484
A wind turbine having an electric machine (6), in turn having a stator (10), and a rotor (11) which rotates about an axis of rotation (A2) with respect to the stator (10); the rotor (11) having a plurality of magnetized modules (25), and...  
WO/2012/121685
The invention relates to electrical engineering, specifically to the design of multipole synchronous generators and can be used widely in particular in wind energy installation structures. The generator comprises a stator in the form of ...  
WO/2012/120484
A wind turbine having an electric machine (6), in turn having a stator (10), and a rotor (11) which rotates about an axis of rotation (A2) with respect to the stator (10); the rotor (11) having a plurality of magnetized modules (25), and...  
WO/2012/119318
A ferrite three-section three-phase permanent magnet motor is provided, in which a stator iron core has a three-section structure made of soft magnetic ferrite, and each of the three phase windings A,B,C occupies one section; the slot nu...  

Matches 701 - 750 out of 21,262