Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 42,218

Document Document Title
WO/2014/062887A2
The brushless DC motor of the present invention comprises a permanent magnet rotor rotating coaxially with and inside of the stator containing the electric windings, separated by a radial, axially extending gap. The rotor can be formed o...  
WO/2014/060950A2
A stator or rotor for an electric motor or generator comprising a circumferential support having a protrusion; a tooth arranged to receive coil windings, wherein the tooth includes a recess in which is housed the protrusion of the circum...  
WO/2014/061501A1
In this two-phase rotating electrical machine, the number (P) of magnetic poles and the number (T) of teeth (16) are set so as to satisfy P:T=4n:4(n+1), where P is the number of magnetic poles, T is the number of teeth (16), and n is a n...  
WO/2014/061159A1
This molded stator (80) comprises a stator core (60) and molded resin (71a, 71b) covering the stator core (60). A split core section (32) has: a yoke section (32a) disposed coaxially with the rotor provided to the stator core (60); a too...  
WO/2014/061908A1
Disclosed is a double porosity-type power generator that reduces the occurrence of cogging torque. The double porosity-type power generator according to the present invention includes: a hollow outer side core, and a hollow armature that...  
WO/2014/060228A2
The invention relates to a rotor arrangement (4) for an electric machine (1), comprising: - a permanent magnet (7); and - at least two pole shoes (42), between which the permanent magnet (7) is arranged, with the result that the magnetiz...  
WO/2014/057245A2
The invention provides a rotary device, comprising: a stator for receiving or outputting electrical power;a rotor arranged coaxially within the stator and having one or more magnets arranged thereon,the rotor comprising a rotor housing h...  
WO/2014/056773A3
The invention relates to a dynamoelectric machine (6), comprising a multi-pole rotor (5), which has at least one rare-earth-containing permanent magnet (1) of the type Nd2-Fe14-B per pole (16), wherein a laminated stator (8) having a win...  
WO/2014/057544A1
In this rotating electrical machine, the radially inward reaction force from an inclined surface as generated in individual divided core blocks by the force with which a bolt axially tightening the divided core blocks to a boss is tighte...  
WO/2014/056773A2
The invention relates to a dynamoelectric machine (6), comprising a multi-pole rotor (5), which has at least one rare-earth-containing permanent magnet (1) of the type Nd2-Fe14-B per pole (16), wherein a laminated stator (8) having a win...  
WO/2014/057842A1
[Problem] In conventional device, two fixed electromagnets are disposed with respect to one rotating permanent magnet and the two fixed electromagnets cause the one rotating permanent magnet to rotate and therefore there is a problem tha...  
WO/2014/056791A1
The invention relates to a rotor, in particular a spoked rotor, for an electric machine, comprising a main body, which is arranged concentrically around a rotor axis, which extends in an axial direction, a permanent magnet, which is arra...  
WO/2014/053723A2
The invention relates to an electrical generator (10) enabling the conversion of mechanical energy into electrical energy. The invention is characterized in that the electrical generator comprises at least: one first electrical machine (...  
WO/2014/055221A3
Rotors for electrical machines and methods of fabricating the same are disclosed. Electrical machine rotors may include a hollow non-magnetic shaft, an active region, and a plurality of coolant passages extending within the active region...  
WO/2014/053723A3
The invention relates to an electrical generator (10) enabling the conversion of mechanical energy into electrical energy. The invention is characterized in that the electrical generator comprises at least: one first electrical machine (...  
WO/2014/055295A1
An electrical machine including a stator and a rotor assembly. The rotor assembly defines a rotational axis and has a rotor core wherein the rotor core defines first and second axial end surfaces. A balance ring is rotationally fixed to ...  
WO/2014/054150A1
This electric motor having embedded permanent magnets is capable of decreasing movement of the magnets and reducing noise and the risk of wear, breaking and chipping of the magnets without relying on steps or protrusions near the left an...  
WO/2014/054930A1
The invention relates to electrical engineering, and more particularly to heavy-duty asynchronous motors. In order to improve the starting characteristics of an asynchronous electric motor containing a stator and a rotor with a core that...  
WO/2014/054688A1
A rotor (1) of an electric motor having embedded permanent magnets includes a rotor core (5) having multiple magnet insertion holes, a shaft (6), multiple rare earth magnets (7), and a pair of magnet fixing members (8), wherein multiple ...  
WO/2014/048464A1
The invention relates to an active part of an electrical machine, comprising: teeth (1), each having a tooth base (2) and a dedendum (3); open or closed grooves (4) between the teeth (1); and windings (8) introduced into the grooves (4),...  
WO/2014/049193A1
The invention relates to a basic electromagnetic component. In addition, the invention relates to an electromagnetic power unit based on the basic electromagnetic component. According to the invention the basic electromagnetic component ...  
WO/2014/048739A1
The invention relates to a rotor (1) for an electrical machine. The invention further relates to an electrical machine with such a rotor (1), and to a mill with such an electrical machine. In order to improve the availability of the roto...  
WO/2014/048789A3
The invention relates to an improved outer structure of a generator. A generator comprises a rotor and a stator, whereby the generator is a radial flux electrical machine. An outer part of the generator is the stator or the rotor, whereb...  
WO/2014/048750A3
The invention relates to a rotor for a large electric drive. In order to simplify the assembly of a rotor, the rotor, according to the invention, has a shaft (1), which has a shaft flange (2) at one of the axial ends of the shaft, which ...  
WO/2014/048784A2
A rotor of a permanent magnet generator comprises a support structure that is prepared and arranged in a way to support a permanent magnet 5. The support structure comprises a lamination of stacked insulated sheets of metal 6, to inhibit...  
WO/2014/048784A3
A rotor of a permanent magnet generator comprises a support structure that is prepared and arranged in a way to support a permanent magnet 5. The support structure comprises a lamination of stacked insulated sheets of metal 6, to inhibit...  
WO/2014/049007A1
The invention relates to an active part of an electrical machine, comprising: teeth (1), each having a tooth base (2) and a dedendum (3); open or closed grooves (4) between the teeth (1); and windings (8) introduced into the grooves (4),...  
WO/2014/050261A1
Provided is a radial gap type rotating electrical machine which inexpensively improves the demagnetization durability of a permanent magnet without reducing the torque characteristic and efficiency characteristic. An outer-rotor radial g...  
WO/2014/050938A1
A rotor for a generator wherein: a rotor core is fixed to a rotating axis rotatably supported by a housing; and a field coil is wound around a bobbin (44) attached to the rotor core, so as to be arranged on both sides of a plane passing ...  
WO/2014/051676A1
The present application concerns handheld electrical generators for charging mobile electronic devices. In one representative embodiment, a manually powered generator for charging a mobile device comprises a first magnet array having a p...  
WO/2014/048789A2
The invention relates to an improved outer structure of a generator. A generator comprises a rotor and a stator, whereby the generator is a radial flux electrical machine. An outer part of the generator is the stator or the rotor, whereb...  
WO/2014/047748A1
A rotor (100) for a dynamoelectric machine includes a rotor core (102) having an outer periphery (116) and at least a first set of magnets positioned within the outer periphery (116) of the rotor core (102). The first set of magnets incl...  
WO/2014/050154A1
Each permanent magnet (100) has a magnet body (101) that is formed so as to cross the radial direction of a rotor core (110) and a pair of magnet end sections (102) that bend toward the outer circumferential surface side of the magnet bo...  
WO/2014/048088A1
A twelve-magnetic-pole stepper motor comprises a stator (110) and a rotor (120). The stator (110) comprises a left stator piece (111) and a right stator piece (112) that are arranged in a separated manner and in left-and-right symmetry. ...  
WO/2014/045247A2
A system for locking wind turbine rotating electric machine segments has a supporting structure (10) extending about an axis of rotation (A) and having a first mating face (16), and a plurality of first axial grooves (23), each communica...  
WO/2014/046101A1
A stator fixing structure is configured such that a projection (2) is provided to project from the outer periphery of a stator (1), which is formed by stacking a plurality of plate-shaped members, in a radial direction while a fastening ...  
WO/2014/044496A3
A reluctance actuator assembly comprising a reluctance actuator, a flux sensor to measure a magnetic flux in a gap of the reluctance actuator, and a flux amplifier to drive an actuator coil of the reluctance actuator based on a flux set ...  
WO/2014/045445A1
A permanent magnet-embedded electric motor (1) wherein it is possible to increase the output of the motor without the torque declining by strengthening demagnetization resistance. The permanent magnet-embedded electric motor (1) is provi...  
WO/2014/045247A3
A system for locking wind turbine rotating electric machine segments has a supporting structure (10) extending about an axis of rotation (A) and having a first mating face (16), and a plurality of first axial grooves (23), each communica...  
WO/2014/047056A1
A thermal control system includes a separate cooling system filled with thermally conductive potting compound, in each axial end of a stator. The cooling systems are each thermally mated to the respective end turns of the stator with the...  
WO/2014/045694A1
There is a method for sequentially cutting and laminating rectangular-shaped iron core materials and making the cut length variable according to the amount of lamination to thereby laminate the iron core materials in a fan shape in order...  
WO/2014/046228A1
A permanent magnet-embedded electric motor (1) wherein it is possible to increase the output of the motor without the torque declining by strengthening demagnetization resistance. The permanent magnet-embedded electric motor (1) is provi...  
WO/2014/040113A1
A generator including a first magnetic assembly and a second magnetic assembly wherein the first and second magnetic assemblies are arranged in parallel for the production of a magnetic field and a null magnetic field region, a rotor pos...  
WO/2014/040154A3
The present invention refers to an attachment arrangement between a stator (2) of an electric motor and a block (1) of a fluid compressor, wherein the stator (2) comprises at least two segments (3), which are directly attached to the blo...  
WO/2014/042972A1
An electric machine includes a housing, a stator fixedly mounted relative to the housing, and a rotor assembly rotatably mounted relative to the stator. The rotor assembly includes a plurality of rotor laminations forming a rotor body, o...  
WO/2014/042341A1
A fan motor according to the present invention includes a lower bracket having a center portion through which a rotating shaft passes, a bracket welding groove formed at an upper portion, and a lower bearing insertion space formed around...  
WO/2014/040882A1
The invention relates to a device comprising a base body (1). A stator pack (4) of an electric machine (2) is connected to the base body (1) by means of a connecting structure (5). The electric machine (2) comprises a rotor (6) which coo...  
WO/2014/040154A2
The present invention refers to an attachment arrangement between an electric motor stator in a fluid compressor block, wherein a stator (2) comprises at least two segments (3), which are directly attached to block (1 ) by at least one f...  
WO/2014/043314A1
In accordance with one embodiment, an electronic-dynamic machine is provided and includes a stator assembly having end turns configured to carry current in association with rotation of a rotor, a bladder element including a bladder wall,...  
WO/2014/042980A2
Induction motors may have a rotor core assembly that includes a plurality of rotor laminations having an arrangement of vents therein. The arrangement of vents may provide increased airflow through the induction motor without adversely a...  

Matches 401 - 450 out of 42,218