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WO/2012/059981 |
An alternator for a vehicle includes: a Lundell rotor (112) where a plurality of claw magnetic poles (112c) for an N pole and a plurality of claw magnetic poles (112c) for an S pole are alternately provided in the rotation direction thro...
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WO/2012/058859 |
An electric motor comprises a frame (1A), at least two stators (2A) fixed on the frame (1A), an electric motor shaft (3A) extending through a centre axis of the stators, and a rotor (4A) fixed on the electric motor shaft (3A); the stator...
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WO/2012/059258 |
The invention relates to an electric synchronous machine (1), which comprises a rotor (3) having a plurality of poles (7). The pole width corresponds to an angle of 360° divided by the plurality of poles (7). Each pole (7) comprises a f...
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WO/2012/060191 |
Disclosed is a manufacturing method of the rotor of an electric motor which, making possible staking with a small forming load, suppresses deformation of the rotor to allow fastening by means of accurate staking. To that end, the followi...
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WO/2012/057100 |
A divided iron core comprising arc-shaped divided-iron-core blocks (1), each of which comprises laminated sheet metal, joined so as to form a ring and stacked in the thickness direction. Welding grooves (1d) are formed in the outer surfa...
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WO/2012/056921 |
A rotor structure for a rotary machine in which a rotor (10) is securely fastened to the outer periphery of a shaft (20) and a positioning key is formed on the inner wall of the rotor (10), while a key groove (21) that mates with positio...
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WO/2012/052115 |
In the process for laser cutting a workpiece of electric strip material by means of a laser beam, wherein the laser beam follows a contour on a surface of the workpiece that is facing the laser beam and thereby produces a cutting gap, it...
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WO/2012/053304 |
Disclosed is a dynamo-electric machine which comprises: a rotor; a stator core; a transformer primary coil which is wound around the stator core in an insulated state and connected to a power circuit; and a transformer secondary coil whi...
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WO/2012/053567 |
A power generator comprising: a substantially cylindrical stator; a substantially columnar rotor rotatably supported about a center axis inside the stator; and a plurality of capacitors connected between phases of multiphasic output line...
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WO/2012/049405 |
The invention relates to a rotor (3) for a switched reluctance machine (1), comprising a rotary structure (9) provided with a plurality of ferromagnetic teeth (11) and intended to co-operate with a stator (5) disposed around the rotor (3...
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WO/2012/048060 |
A system and method are disclosed for advantageously using field-controlled high-frequency alternators for the generation of controlled high-voltage DC power from variable speed mechanical power sources such as wind turbines, water wheel...
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WO/2012/046465 |
The present invention prevents vibration from being generated between a magnet insertion hole of a rotor body and a permanent magnet, and prevents an insulating layer of the permanent magnet from being flawed, thereby reducing an eddy cu...
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WO/2012/046275 |
A fan motor that is capable of increasing design freedom while eliminating magnetic imbalances in each phase is provided. A fan motor (100) is provided with a blade part (20), a rotor (10) disposed on the periphery of the blade part (20)...
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WO/2012/046408 |
The purpose is to make it possible to reduce compression stress without forming a slit or an aperture. The invention is characterized in comprising: circumferentially deforming parts (14) provided to the radially outer peripheral side of...
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WO/2012/047633 |
A rotor arrangement with decreased fluid flow impedance and improved rotary motor cooling is mountable on a shaft for rotation relative to the stator of a rotary motor arrangement. The rotor arrangement has a plurality of laminations joi...
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WO/2012/047301 |
An assembly and method for generating mass torque having a frame structure supporting at least one torque generating wheel coupled to a rotational load. The torque generating wheel has peripheral circumferential veins of spaced magnetic ...
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WO/2012/046190 |
The present invention relates to a rotor (2) for a rotary electric machine (1), comprising: a hub comprising a stack of sheets, permanent magnets arranged on the surface of the stack of sheets, pole shoes covering the magnets and an atta...
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WO/2012/046274 |
A fan motor (100) is provided with a rotor (10) disposed on the periphery of a blade part (20), and a stator (30) positioned on the outer circumferential side of the rotor (10). The stator (30) is provided as one set of stators (30a to 3...
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WO/2012/046422 |
Magnets are embedded in first recessed portions of a rotor core, and at least one stopper is each attached to a separate axial end of the rotor core. The rotor core includes second recessed portions each including a locking portion arran...
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WO/2012/043233 |
Provided is a technology for optimally controlling a drive apparatus equipped with a rotating electrical machine, which comprises a plurality of rotors that can have the relative positions thereof in the circumference direction adjusted,...
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WO/2012/043107 |
Disclosed is a rotating electric machine which suppresses narrowing of magnetic path due to the skin effect in a housing and increases torque. The disclosed rotating electric machine comprises a stator core configured from a core back an...
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WO/2012/043446 |
A dynamo-electric machine provided with a rotor, a stator comprising a coil wound around a stator core and facing the rotor in the radial direction of the rotor, and a case for accommodating the rotor and the stator, wherein the rotor is...
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WO/2012/044177 |
An electric, permanent magnet motor (10) is described, where the motor comprises a motor housing (12) with a stator (14) and an internal rotating rotor (16) connected to a central shaft (24), as the rotor (16) is equipped externally with...
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WO/2012/042135 |
The machine (1') has a rotor (11) comprising permanent magnets (PM) and excitation coils (EC). The magnets are housed in first axial recesses (E1) distributed over a circumferential portion of the magnetic mass of the rotor, thus definin...
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WO/2012/042209 |
An external rotor for an electrical machine. The rotor comprises a plurality of permanent magnets, a plurality of backing segments and support structure, the permanent magnets arranged circumferentially to form poles of the rotor, and th...
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WO/2012/043632 |
A layered body manufacturing device that manufactures an annular layered body in which each layer (1020) is constituted of a plurality of segments (1021) is provided with a transfer unit (1030) which sequentially transfers a plurality of...
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WO/2012/043235 |
A technique that, without increasing the scale of a control device that controls a drive device provided with a variable-magnetic-flux dynamo-electric machine, can keep the induced voltage within the voltage tolerance of an inverter. Thi...
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WO/2012/038213 |
The invention relates to a pump comprising an electric motor, especially for a motor vehicle, for circulating a fluid, said pump comprising an impeller wheel that has conveying elements and can be used to carry out a rotational movement ...
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WO/2012/038361 |
A rotor (1) for an electrical machine has a large number of segments. The segments (3) have permanent magnets (5). A fan (7) can be arranged at least between two segments (3).
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WO/2012/040535 |
Electromagnetic rotary machines, such as electrical power generators and electric motors, that have one or more active portions modularized into a set of modules. Each of the modules is secured to a support frame via a sliding-interlock ...
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WO/2012/038377 |
The invention relates to a machine component (20; 30; 40; 50; 60; 70; 90), in particular a rotor, for constructing an electrical machine, wherein the machine component (20; 30; 40; 50; 60; 70; 90) is substantially circular-cylindrical an...
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WO/2012/039545 |
Disclosed is an electric motor-driven compressor having a structure capable of improving the performance of an electric motor of the electric motor-driven compressor for the vehicle. The electric motor-driven compressor has an angle whic...
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WO/2012/038243 |
The invention relates to an air-cooled generator, through which cooling air flows in order to dissipate lost heat, wherein the cooling air flows across interfaces (23) acting as cooling surfaces and in the process takes up the heat from ...
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WO/2012/040535 |
Electromagnetic rotary machines, such as electrical power generators and electric motors, that have one or more active portions modularized into a set of modules (128). Each of the modules (128) is secured to a support frame via a slidin...
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WO/2012/040542 |
A method and apparatus for reducing or eliminating the effects of torque ripple and cogging torque and otherwise improving performance in an electromechanical machine such as a motor or generator. The rotor and/or stator is conceptually ...
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WO/2012/034259 |
A rotor device (83) of an integrated starter-generator and a rotor working system are provided. The rotor device (83) is provided with a nondetachable structure intergrally processed after cast as one piece. The rotor device (83) takes t...
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WO/2012/036945 |
A permanent magnet rotor assembly for an electric machine includes a rotor core including one or more axially-extending openings and one or more permanent magnets located in the one or more axially-extending openings defining one or more...
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WO/2012/035044 |
A rotor for an inner-rotor modulated pole machine, the rotor being configured to generate a rotor magnetic field for interaction with a stator magnetic field of a stator of the modulated pole machine, wherein said rotor is adapted to rot...
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WO/2012/034713 |
A pole piece (1, 11) for an electric machine, in particular for a rotor for a wind turbine, comprising a non-magnetic cover (2) accomodating at least one magnet (4) and a thin base plate (6) closing an aperture of the cover (2), whereby ...
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WO/2012/035887 |
A vehicle motor includes: a shaft (14) that is rotatably supported on a motor housing (motor case) (11); an electromagnetic steel plate portion (core) (16) that has magnetic properties and that is integrally rotatable with the shaft (14)...
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WO/2012/036871 |
Electric submersible well pumping systems operable in well temperatures of above about 180°C (356°F) utilize high temperature electrical insulation. The electrical insulation includes E-base polyimide films or perfluoropolymer TE films...
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WO/2012/035824 |
Provided is a rotating electrical machine using a permanent magnet, with improved reliability and wherein a magnet cover etc., does not come in contact with a rotor and broken pieces of permanent magnet or the magnet cover do not fly int...
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WO/2012/032392 |
A fuel cell system (30) includes a fuel gas supply/discharge mechanism (50), an oxidative gas supply/discharge mechanism (60), and a coolant circulation mechanism (70) that cools a fuel cell. A motor (63) employed in an air compressor (6...
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WO/2012/033302 |
Provided is a segmented stator in which the sides of a plurality of unit cores are connected to each other to form a segmented core which constitutes a portion of a stator core, thereby simplifying the working process for manufacturing a...
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WO/2012/031475 |
A stator iron core (1) of irregular slotted disk type motor is provided. Radial slots (2) are evenly distributed in the iron core(1). Each slot (2) is wider and shallower towards the outer periphery of the iron core (1) and narrower and ...
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WO/2012/033302 |
Provided is a segmented stator in which the sides of a plurality of unit cores are connected to each other to form a segmented core which constitutes a portion of a stator core, thereby simplifying the working process for manufacturing a...
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WO/2012/032369 |
A rotary electric machine rotor is provided with a rotor shaft (10), a rotor core (20), and a group (30) of permanent magnets (31). The rotor core (20) includes a group (21) of flux barriers (211) arranged at intervals. At least one of t...
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WO/2012/033679 |
An electric machine including a housing, and a stator mounted relative to the housing. The stator includes a body including a first end portion that extends to a second end portion and a plurality of stator windings that extend between t...
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WO/2012/033679 |
An electric machine including a housing, and a stator mounted relative to the housing. The stator includes a body including a first end portion that extends to a second end portion and a plurality of stator windings that extend between t...
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WO/2012/032399 |
A composite drive unit includes a composite material including conductive fibers 14 as an integrated part of the composite material. The conductive fibers 14 can be organized in different patterns, and each of the conductive fibers is te...
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