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Patent Searching and Data


Matches 501 - 550 out of 20,959

Document Document Title
WO/2013/006450
In an aspect, a drilling motor is provided that in one embodiment includes a stator and a rotor configured to be disposed in the stator, wherein the rotor includes a lobe member having an elastically deformable surface configured to prov...  
WO/2013/004559
The motor efficiency is intended to be increased by reducing the rotor temperature. Therefore, an electric machine is proposed having a stator (1), a rotor (2) which interacts magnetically with the stator (1), a housing (4, 5, 6) which s...  
WO/2013/006079
The rotor for an electrical machine comprises a plurality of stacked laminations (415). Each lamination (415) includes a plurality of radially extending slots (140) arranged about a circumference thereof and a first chamfer (520) on a su...  
WO/2013/000704
The invention relates to a rotor armature for an electric motor (2), comprising: an axially arranged feed channel (5) for feeding a coolant; at least one cooling channel (27) which is radially spaced from a rotational axis of the armatur...  
WO/2013/003297
The present invention comprises a stator core module, stator core assembly and process for assembling a stator core assembly to replace existing stator cores in electric power generators. First and second stator core modules are aligned ...  
WO/2013/002841
A bulk material formed on a surface, the bulk material including a plurality of adhered domains of metal material, substantially all of the domains of the plurality of domains of metal material separated by a predetermined layer of high ...  
WO/2013/002658
Subject of invention is multi-pole axial flux motor, especially for centrifugal pump, especially segmented, axial flux synchronous motor, with three phase voltage, controlled by frequency converter. Multipolar axial flux motor is charact...  
WO/2013/001912
A method of manufacturing a multilayer iron core, comprising inserting permanent magnets (20, 21) into magnet insertion holes (13, 14) of a multilayer iron core body (10a) which comprises a stack of multiple iron core pieces (11) and inc...  
WO/2013/003241
Due largely to their high torque-to-current and torque-to-volume ratios, permanent magnet (PM) motors and generators are increasingly being used in a wide range of high performance applications, such as industrial drives, robotics, compu...  
WO/2013/000704
The invention relates to a rotor armature for an electric motor (2), comprising: an axially arranged feed channel (5) for feeding a coolant; at least one cooling channel (27) which is radially spaced from a rotational axis of the armatur...  
WO/2013/003297
The present invention comprises a stator core module, stator core assembly and process for assembling a stator core assembly to replace existing stator cores in electric power generators. First and second stator core modules are aligned ...  
WO/2013/001480
A railway vehicle wheel comprising a directly driving electric motor where the stator of the electric motor consists of a stator disk built onto the stationary tubular shaft, incorporated in the stator disc axially arranged soft magnetic...  
WO/2013/003639
Electrical machines, for example transverse flux, machines and/or conramtated flux machines, may be "balanced" to achieve reduced overall cogging torque via utilization of one or more cogging torque reduction devices. Cogging torque redu...  
WO/2012/176052
A cooling structure of a rotary electric machine (10) that includes a rotating shaft (16), a rotor (18), and a stator (20) that includes a coil end (22), includes a coolant, passage (38) that is included in the rotating shaft (16) and th...  
WO/2012/175455
The invention relates to an electric motor, comprising a stator (2), a rotor (8), which is arranged in the stator (2), can be rotated relative to the stator about a rotor axis (9) extending in an axial direction (21) and comprises a moto...  
WO/2012/176052
A cooling structure of a rotary electric machine (10) that includes a rotating shaft (16), a rotor (18), and a stator (20) that includes a coil end (22), includes a coolant, passage (38) that is included in the rotating shaft (16) and th...  
WO/2012/171894
The invention relates to a rotor (16) for a permanent-magnet machine having at least two permanent magnets having different polarizations, characterized in that the rotor is provided with at least two layers (1, 11); in that a first laye...  
WO/2012/173494
Rotor system comprising a rotor inside a stator housing, the rotor being adapted to be completely surrounded by a flowing fluid, the rotor being adapted to be supported free floating in the flow of fluid surrounding and flowing past the ...  
WO/2012/171602
The invention relates to a synchronous motor comprising a stator having a stator winding, and a rotor on which magnetic poles consisting of a permanent-magnetic material are formed, each pole having a curved outer contour, especially an ...  
WO/2012/169777
The present invention relates to a multipolar bypass disk motor, and more particularly, to a high-efficiency motor in which the magnetic force of a magnetic core increases/decreases through both a magnetic core serving as a magnetic flux...  
WO/2012/167753
A stator and a method of manufacturing same. The stator comprises a plurality of interconnected unit blocks (11), and copper coils set on the unit blocks. The unit blocks (11) are integrally fit together so as to form a single body (111)...  
WO/2012/168082
The invention relates to a rotor (101) for an electric machine (201) comprising: a pole core having a coolable magnetisable rotor section (105) made of a super-conducting material (313). Said rotor section (105) has a rotationally symmet...  
WO/2012/167316
Certain embodiments are directed to devices, methods, and/or systems that use electrical machines. For example, certain embodiments are directed to an electrical machine comprising: at least one stator at least one module, the at least o...  
WO/2012/168238
The invention relates to field pole for a synchronous generator-rotor comprising a plurality of field pole segments (101-106) that are offset in relation to each other and that each have a plurality of identical field pole laminations. E...  
WO/2012/169043
Provided is a rotor for a rotating electrical machine which is capable of minimizing increases in eddy current losses via a magnet, while making insulating film processing of the surface of the magnet unnecessary. The rotor for the rotat...  
WO/2012/169777
The present invention relates to a multipolar bypass disk motor, and more particularly, to a high-efficiency motor in which the magnetic force of a magnetic core increases/decreases through both a magnetic core serving as a magnetic flux...  
WO/2012/163012
A rotor assembly comprises a rotation shaft (1), several permanent magnets (4), a connection frame (2) and a magnetic conduction ring (3) mounted on the connection frame. The connection frame is sleeved on the rotation shaft. The permane...  
WO/2012/164519
The invention relates to a rotor (1) of a rotating electric machine, having permanent magnets (7) and flux concentration. The rotor comprises a rotor casing (3) having radially oriented housings (5) in which the permanent magnets (7) are...  
WO/2012/164052
An electrical machine comprising: a first component having a first surface; a second component having a second surface, the first and second components being mounted such that the first surface is constrained to be movable in a cyclical ...  
WO/2012/159973
Generator rotor comprising a rotor rim and a plurality of permanent magnet modules arranged at one of an inner and outer circumference of said rotor rim, wherein the rotor rim comprises a plurality of rotor rings separated by gaps betwee...  
WO/2012/160841
Provided is a permanent magnet-type rotating electric machine in which a stator (20) is configured such that a plurality of split cores (21a, 21aa) each having teeth (22) facing a rotor (30) are joined such that split cores adjacent to e...  
WO/2012/161631
The invention relates to a rotary electric machine having a stator with winding and a rotor. According to the invention, the rotor (1) consists of an even number of separate units (6-11) of magnetisable material. The units (6-11) are joi...  
WO/2012/159661
The invention relates to a self-supporting housing (1) of a laminated core (5) of a stator (22) in a dynamo-electric machine (23), said housing (1) having the following features: a laminated core section (2) surrounding the laminated cor...  
WO/2012/159450
An external rotation type vehicle drive motor comprises a motor stator (2) and a motor rotor (3). The motor stator is arranged on a vehicle shaft (1) in an axially movable manner. The motor rotor is arranged outside the motor stator, and...  
WO/2012/159660
The invention relates to a dynamo-electric machine (23) comprising a self-supporting housing (1) that has a laminated core section (2) and at least one connecting section (3) in the axial extension of the laminated core section (2). The ...  
WO/2012/159660
The invention relates to a dynamo-electric machine (23) comprising a self-supporting housing (1) that has a laminated core section (2) and at least one connecting section (3) in the axial extension of the laminated core section (2). The ...  
WO/2012/159661
The invention relates to a self-supporting housing (1) of a laminated core (5) of a stator (22) in a dynamo-electric machine (23), said housing (1) having the following features: a laminated core section (2) surrounding the laminated cor...  
WO/2012/159791
The invention relates to an electrodynamic machine (1), which has an active unit (2) comprising at least one stator (3) and a shaft (6) comprising a longitudinal axis (7). The active unit (2) and at least a part of the shaft (6) are arra...  
WO/2012/157056
Magnet inserting holes (7a-7c), into which a plurality of permanent magnets are to be embedded for each pole, are formed on a rotor iron-core (6) in protrusion towards the center of the rotor, and pairs of magnetic-flux controlling holes...  
WO/2012/157107
In a method for manufacturing a rotor, a plurality of cut magnet pieces (31, 32) are assembled in a rotor core (10) with both cut surfaces (31a, 32a) of the cut magnet pieces (31),(32) in a engaged state. The production method for the ro...  
WO/2012/156103
Permanent-magnet electric machine comprising a stator and a rotor, wherein the stator has a coil arrangement and the rotor is provided with permanent magnet elements, an air gap is formed between the stator and the rotor, which air gap i...  
WO/2012/157384
With this press-fitting structure, when press-fitting the press-fitting surface (12a) of a rotary yoke (12), which comprises laminated steel plates, to the surface (13a) of the rotary shaft (13) to be press-fitted, first convex sections ...  
WO/2012/156103
Permanent-magnet electric machine comprising a stator and a rotor, wherein the stator has a coil arrangement and the rotor is provided with permanent magnet elements, an air gap is formed between the stator and the rotor, which air gap i...  
WO/2012/157935
The present invention relates to a water-pump motor, in which an air gap between the magnet of a rotor and a stator core is minimized so as to enable the use of an inexpensive ferrite magnet, wherein a stator core adopting an outer windi...  
WO/2012/156103
Permanent-magnet electric machine comprising a stator and a rotor, wherein the stator has a coil arrangement and the rotor is provided with permanent magnet elements, an air gap is formed between the stator and the rotor, which air gap i...  
WO/2012/152878
Generator rotor comprising a rotor rim and a plurality of permanent magnet modules and a plurality of anchors arranged at an outer or inner circumference of the rotor rim such that the anchors substantially fix the permanent magnet modul...  
WO/2012/151817
A permanent-magnet internal rotor motor comprising a stator assembly and an axle rotor (1) arranged internally. The stator assembly comprises a stator iron core (2) and a stator coil windingly arranged on the stator iron core (2). The st...  
WO/2012/152538
The invention relates to a bearing, in particular rolling contact bearing (1), comprising a first bearing ring (2), a second bearing ring (3) and an energy production unit (8) designed as a claw pole generator, wherein the claw pole gene...  
WO/2012/151818
A permanent-magnet external rotor motor comprising a stator assembly and a wheel-shelled external rotor (1). The stator assembly comprises a stator iron core (2) and a stator coil windingly arranged on the stator iron core (2). The stato...  
WO/2012/152537
The invention relates to an anti-friction bearing, comprising a bearing ring (2), a bearing cage (5) for receiving at least one rolling body (4), a power generation unit (8) which is configured as a claw pole generator, wherein the claw ...  

Matches 501 - 550 out of 20,959