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WO/2021/049002A1 |
This rotor is provided with: a rotor core which is provided with multiple slots passing through the rotor core and arranged spaced apart from each other in the circumferential direction of the rotor core, and multiple holes provided spac...
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WO/2021/048836A1 |
Disclosed are axial-gap electrical machines which magnetic core elements are made of wound magnetic ribbons to provide relatively lightweight and small size implementations that can be operated in a wide range of operational modes with m...
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WO/2021/043365A1 |
The invention relates to a method for producing a rotor of an asynchronous motor, to a rotor for an asynchronous motor, and to an asynchronous motor, in particular for driving a motor vehicle. In a method for producing a rotor (1) of an ...
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WO/2021/037906A1 |
The invention relates to an electrical machine, which is or can be cooled by means of a fluid, comprising a rotor (11), a stator (12) and at least one end disk (13), which are arranged in a housing (14), wherein: the end disk (13) and th...
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WO/2021/032379A1 |
The invention relates to a method for producing a squirrel-cage rotor (4) of an asynchronous machine (1) by way of the following steps: - providing a substantially cylindrical magnetically permeable body, in particular a laminated rotor ...
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WO/2021/028071A1 |
The invention relates to an electric motor having an active part placed onto a shaft, in particular onto a rotor shaft, wherein: a distributor ring is placed onto the shaft and touches the active part; the distributor ring has an annular...
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WO/2021/010404A1 |
[Problem] To improve the efficiency of an induction motor and to increase a maximum torque. [Solution] Regarding the magnetic flux density of a stator magnetic pole for each phase of an induction motor, the present invention controls the...
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WO/2021/004250A1 |
An IE5 three-phase asynchronous motor based on a cast aluminum rotor and stator laminations having slots of unequal size. An iron rotor core of the motor is formed by stacking a plurality of rotor laminations; a rotor lamination comprise...
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WO/2020/264402A1 |
Disclosed are various embodiments for an induction machine having a rotor comprising a plurality of rotor core assemblies configured to form a toroidal magnetic torque tunnel having at least a first inductive tunnel segment and a second ...
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WO/2020/245921A1 |
This method for manufacturing a squirrel-cage rotor (30) includes: a first step of forming an aluminum bar by filling aluminum into a slot formed in a rotor core (1) by aluminum die casting; a second step of twisting around the rotation ...
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WO/2020/232516A1 |
The present invention relates to a liftable brush holder (9) system that can operate statically, comprising a motor (1) that drives a reduction gearbox (2) that drives a shaft (3) that moves a disk with an eccentric slot (4), in which th...
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WO/2020/223109A1 |
Embodiments herein describe an electric powered engine that is self-contained. The engine is configured as a single unit with an adapter plate to match the mounting pattern of a liquid fueled engine equipped to an implement, an output sh...
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WO/2020/193353A1 |
A rotor (3) for an electric machine (1) is described. The rotor (3) comprises a rotor axis (4) about which the rotor (3) is configured to rotate, and at least one conducting element configured to conduct current in the direction of the r...
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WO/2020/179612A1 |
This squirrel-cage induction motor 10 has a squirrel-cage rotor 40 wherein a cage conductor 430, which is formed integrally with a rotor core 420 having arranged therein a circumferential configuration of a plurality of slots 424, has a ...
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WO/2020/177984A1 |
The invention relates to a laminated core (16, 34) for a rotor (14) and/or a stator (12) of a rotating electric machine (140) which has an air gap (20), the laminated core comprising: - teeth (22, 24), which are mutually adjacent in a pe...
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WO/2020/167909A1 |
An induction motor includes a motor shaft, a rotor, and a rotor conductor bar. In some embodiments described herein, the rotor has a first axial side and a second axial side, and is non-rotatably secured to the motor shaft. The rotor inc...
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WO/2020/162734A1 |
The present invention relates to an electromagnetic machine comprising: rotation shaft; a stator comprising a multi-phase winding wire; a mover (rotor 1) comprising the multi-phase winding wire and spaced apart from the stator at a prese...
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WO/2020/159603A2 |
A system and method for generating a force from a voltage difference applied across at least one electrically conductive surface. The applied voltage difference creates an electric field resulting in an electrostatic pressure force actin...
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WO/2020/151870A1 |
Rotor for an electric motor, comprising a rotor shaft which defines an axial direction, a laminated core through which the rotor shaft passes and which is pressed onto the rotor shaft and comprises a plurality of laminates which are arra...
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WO/2020/143621A1 |
A mechatronics high-speed asynchronous submersible electric pump, relating to the technical field of deep well pumps. The main points of the technical solution of said pump are: comprising a motor connected to a pump body, the motor comp...
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WO/2020/140474A1 |
A rotor assembly (6) and a motor using same. The rotor assembly (6) comprises a rotor core (1), end rings (2) located on both end surfaces of the rotor core (1), and guide bars (3) connecting the two end rings (2); several guide bar inst...
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WO/2020/138554A1 |
The present invention relates to a squirrel-cage induction motor made of a steel-graphite hybrid laminate. According to the present invention, a dense squirrel-cage induction motor can be designed and the weight of the squirrel-cage indu...
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WO/2020/139133A1 |
The invention relates to electrical engineering, and more particularly to a transverse flux induction motor, and can be used in high-speed electric drives, for example, in the timber industry, and in high-speed fans. The present inventio...
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WO/2020/139820A1 |
A system includes a motor having a plurality of windings, a rotor and a stator magnetically coupled to the rotor, a plurality of power inverters connected to respective windings, wherein the plurality of power inverters is configured to ...
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WO/2020/120662A1 |
The rotor (4) for a squirrel-cage asynchronous rotating electrical machine comprises two compaction elements (6) clamping a cylindrical magnetic mass (7), short-circuit disks (8) inserted between the magnetic mass and the compaction elem...
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WO/2020/120660A1 |
The conductor bar (17) for a squirrel-cage rotor comprises at least one end (17a) which is partially slit such that a section of the end forms two symmetrical branches (22, 23) relative to the slit (21). The centre of gravity (G3, G4) of...
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WO/2020/120658A1 |
The rotor (18) with a non-through shaft for a rotary electric machine comprises a cylindrical magnetic body (19) clamped between two half-shafts (20), each comprising an attachment flange (21) connected to the magnetic body, axial housin...
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WO/2020/115462A1 |
A squirrel-cage rotor for a high-speed electrical machine comprising:a rotor core comprising a plurality of channels, and a squirrel-cage comprising two short-circuit rings joined together by a plurality of conducting members. The plural...
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WO/2020/094574A1 |
The squirrel-cage rotor (12) for an asynchronous rotating electrical machine comprises two compaction elements (15) clasping a cylindrical magnetic mass (14), short-circuit crowns (16) facing that face of the compaction elements opposite...
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WO/2020/094510A1 |
An electric machine (1) having a stator (4), a rotor (7) and having a fluid-type cooling device (15) is described. The rotor (7) is mounted rotatably relative to the stator (4) by means of a rotor shaft (10) and a first bearing (13) arra...
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WO/2020/075334A1 |
[Problem] To provide an electric motor capable of high output by rotating a stator of the electric motor, and using the rotational force of this stator for rotation of a rotor. [Solution] This electric motor 80a, 80b rotates a stator 40,...
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WO/2020/076701A1 |
An efficient, large dynamic range electric motor system and method of operating same, including a frame, at least a first rotor-stator pair, together having a first dynamic range, and a second rotor-stator pair, having a second dynamic r...
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WO/2020/075336A1 |
This rotating electrical machine comprises: a stator including a stator iron core, a stator slot disposed in the circumferential direction of the stator iron core, and a stator winding disposed in the stator slot; and a rotor including a...
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WO/2020/071602A1 |
The present invention relates to a connection terminal block for an induction motor having a slidable connection changing part, comprising: a base formed of a plurality of surfaces of an insulator; a connection changing part slidable ins...
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WO/2020/064413A1 |
The invention relates to a method for producing a rotor (6) for an electric rotating machine (2) having at least one shaft body (12). In order to specify a production method which is simpler and more cost-effective in comparison with the...
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WO/2020/064416A1 |
The invention relates to a magnetically active unit (100) of an electric machine (140) with at least two poles (101, 102, 103, 104), comprising - a laminated core (154) with grooves (1 to 63), and - at least one winding (116, 118, 120) f...
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WO/2020/054029A1 |
This squirrel-cage rotor (3) is provided with a shaft (1), a rotor core (4), and a slot (5a). The slot (5a) has: an outer peripheral edge portion (R30) positioned on the outer circumferential side of the rotor core (4), provided with a f...
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WO/2020/056171A1 |
An induction motor may include a stator assembly and a rotor assembly that revolves or rotates around the state assembly. Additionally, a pole pitch of the induction motor may he less than two inches. The stator assembly may also optiona...
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WO/2020/050280A1 |
An embodiment of the present invention provides a rotor and a motor equipped with the rotor, wherein a plurality of flux barrier groups and slot groups are provided with intervals therebetween in the circumferential direction of a rotor ...
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WO/2020/050196A1 |
The present invention addresses the problem of stress concentration in a rotor core and/or the interior of an end ring. According to one embodiment, a rotor for an outer-rotor type motor comprises: a rotor core having a substantially cyl...
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WO/2020/043826A1 |
The invention relates to an electric machine, comprising a rotor rotatable about an axial direction, which rotor has at least one slot for at least one magnetic field generation means of the rotor, the slot, when viewed in a plane transv...
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WO/2020/021087A1 |
The invention relates primarily to a rotating electrical machine for a motor vehicle including: - a rotor, and - a stator (11) including a winding (17) having a plurality of phases, each phase comprising a plurality of groups of coils (G...
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WO/2020/012695A1 |
A rotating machine drive system, provided with: a rotating machine having a plurality of windings; an inverter device including an inverter circuit for converting DC power from a DC power supply into AC power and a control device for con...
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WO/2020/001292A1 |
Disclosed in the present invention is a three-degree-of-freedom asynchronous bearingless motor, comprising a rotor and a stator, the rotor consists of a rotation shaft and a rotor iron core, and rotor conducting bars are mounted at the o...
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WO/2020/002386A1 |
An electric motor (20) usable in proximity to a magnetic resonance imaging (MRI) device (4) includes a stator (30) comprising electrical windings (32), and a rotor (40, 50, 60) magnetically coupled with the stator. The electric motor doe...
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WO/2020/002591A1 |
The disclosure relates to an electric induction machine (1) in which a chamfer region (9) is provided between each respective rotor groove (7) and rotor bar (8) at a position corresponding to a radially outer internal corner region (7a) ...
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WO/2019/244240A1 |
This rotor has a rotor core (21) having a rotor slot (22) formed therein in which a rotor conductor (23) is accommodated. The rotor slot (22) has: an inner slot (26) as a first slot; and an outer slot (27) as a second slot which is locat...
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WO/2019/245465A2 |
The invention relates to shaded-pole asynchronous motors used in small power applications requiring low startup moment such as electrical household appliances, toys and ventilation systems, as well as novel mathematical model and space h...
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WO/2019/244205A1 |
This rotor for an induction motor is provided with a rotor core (61) and a conductor bar (63) which is provided in each of a plurality of slots (62) formed in the rotor core (61), the conductor bar (63) having a first end section which p...
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WO/2019/245466A2 |
The invention is related to a vehicle antenna with a lightning rod head developed to prevent harms against vehicles and passengers inside in case of a stroke of lightning.
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