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WO/2021/249589A1 |
The invention relates to a rotor for a synchronous machine, having a plurality of permanent magnets arranged in a distributed manner around the rotor circumference, the permanent magnets being arranged so that they can be displaced radia...
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WO/2021/249852A1 |
An electric motor (1), at least having a stator (2) and an annular rotor (3) which are arranged next to one another along an axial direction (4); wherein the stator (2) has a plurality of stator teeth (6) which are arranged next to one a...
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WO/2021/244696A1 |
The invention relates to an electric machine (1) which is designed as a permanently excited synchronous machine, comprising a rotor (2) with at least one rotor body (21, 22) arranged on a rotor shaft (3), a stator (5), and a displacement...
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WO/2021/246229A1 |
Provided are: a motor capable of more stably rotating a needle in non-contact by a simpler structure; and a device using the motor. This motor has: a first portion that includes a plurality of permanent magnets; and a second portion that...
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WO/2021/244697A1 |
The invention relates to an electric axial flow machine (1) comprising a stator (2), a first rotor body (31) which is arranged on a rotor shaft (3), a second rotor body (32) which is arranged on the rotor shaft (3), and a displacement de...
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WO/2021/245568A1 |
An electric machine with permanent magnets comprises at least two rotors (2-5) mutually coaxial and each provided with two or more permanent magnetic poles associated with their side wall, at least one stator (10-12) provided with windin...
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WO/2021/245079A1 |
A motor rotor (18), in particular for a fan motor unit of a motor vehicle heating, ventilation and/or air conditioning system, comprises: - a shaft (30) mainly extending in an axial direction (A), - a cup (28) rigidly attached to the sha...
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WO/2021/245392A1 |
An axial flux generator comprising: two magnetic annuli;a coil annulus;the magnetic annuli and coil annulus having a common axis; the two magnetic annuli defining a plurality of magnetic fields around the common axis extending across a g...
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WO/2021/244695A1 |
The invention relates to an electric radial flow machine (1) comprising a stator (2), a rotor body (4) which is connected to a rotor shaft (3), and a spring element (5) which applies a spring force (F) to the rotor body (4) in the axial ...
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WO/2021/240871A1 |
This rotary electric machine comprises two movable parts (10, 20) that are disposed with a stator core (31) therebetween and rotate with respect to the same rotation axis, wherein: the stator core (31) is provided with, on both end secti...
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WO/2021/240550A1 |
An Integrated Starter Generator System The present invention relates to an Integrated Starter Generator system (100) comprising a battery (110) and a three-phase brushless DC electric machine (130). The electric machine (130) has a stato...
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WO/2021/239179A1 |
The invention relates to a stator (1) for an electric axial flux machine (2), more particularly a stator (1) for an axial flux machine (2) designed as a prime mover for an electrically driven motor vehicle, which stator comprises a stato...
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WO/2021/237272A1 |
Energy saving and sustainability have become hot topics nowadays. Electric transportation applications, such as electric vehicles, always pursue higher energy efficiency other than applications with secured power sources. Therefore, lots...
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WO/2021/240552A1 |
An Integrated Starter Generator System The present invention relates to an Integrated Starter Generator system (100) comprising a battery (110) and a three-phase brushless DC electric machine (130). The electric machine (130) has a stato...
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WO/2021/242095A1 |
A permanent magnet energy converter is described wherein the converter comprises: a stator structure including a stator magnet having a spiral geometry; the stator magnet having a U-shaped cross-section, a first leg of the U-shaped cross...
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WO/2021/239305A1 |
The invention relates to a magnetic-gear device, more particularly a magnetic-gear motor or magnetic-gear generator, comprising: - a stator having a plurality of grooves, in which grooves a multipolar winding is accommodated; and - a rot...
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WO/2021/240870A1 |
The present invention comprises two movable parts (10, 20) that can move in parallel or antiparallel relative to each other, and a stator core (31) in which two surfaces are arranged facing the two movable parts (10, 20) in a respective ...
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WO/2021/242605A1 |
A power transmission assembly includes a base, a rotating frame rotatably coupled to the base and configured to rotate about an axis, an output shaft coupled to the rotating frame, a weight selectively repositionable relative to the rota...
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WO/2021/239849A1 |
We describe a method and controller for controlling an axial flux machine in which an alternating current supplied to the plurality of coils injects a compensation current to reduce a mechanical resonant component of the rotor. The compe...
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WO/2021/234272A1 |
The invention relates to a device for winding/unwinding a line suitable for transporting a fluid or transmitting energy and/or signals, comprising: - a spool (2) suitable for receiving the line in wound form, - a hollow through shaft (3)...
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WO/2021/235376A1 |
A rotary electric machine comprising a substantially cylindrical or substantially columnar rotor configured to be rotatable, and a substantially annular stator disposed in a radial direction of the rotor and surrounding a rotation axis o...
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WO/2021/229391A1 |
An electric power generator comprises a rotor and a plurality of stators arranged coaxially and concentrically about a central axis. A first stator is provided concentrically around and adjacent to the rotor, the rotor and the first stat...
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WO/2021/230305A1 |
The problem to be solved by the present disclosure is to provide a CPAP device that reduces a positional deviation in an axial direction of an output shaft of a motor. A blower of a CPAP device according to one aspect of the present disc...
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WO/2021/229856A1 |
A radial gap type synchronous machine (1) comprises: a cylindrical stator (10) provided with a plurality of magnetic poles (11); an inner rotor (20) which is disposed radially inward of the stator (10), and which has an inner armature (2...
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WO/2021/230239A1 |
One aspect of the present disclosure provides a CPAP device that reduces a positional deviation in an axial direction of an output shaft of a motor. A motor (80) of a CPAP device according to one aspect of the present disclosure includes...
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WO/2021/225050A1 |
A column-shaped first member and a plate-shaped second member are constituted by an integrally molded powder compact. The powder compact has a plurality of flat soft magnetic particles, and a first average aspect ratio of the soft magnet...
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WO/2021/225049A1 |
Core pieces that are arranged in an annular shape to create a stator core of an axial gap-type rotating electrical machine, wherein: each core piece comprises a column-shaped first member that extends in the axial direction of the stator...
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WO/2021/225904A1 |
Systems and methods for constructing a motor having a stator, and a plurality of rotor sections secured to a shaft which is positioned to rotate within a bore of the stator. Each rotor section has permanent magnets forming corresponding ...
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WO/2021/223843A1 |
A drive unit (120) for moving a device (110) in a vacuum processing system is provided. The drive unit includes one or more electromagnets (124) having one or more coils (126) and a housing (122). The one or more electromagnets are arran...
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WO/2021/223808A1 |
The invention relates to an electrical drive device and to a drive arrangement for a motor vehicle. The electric rotary machine comprises a rotor (3,5) that is rotatable about an axis of rotation (1), a stator (4,6) that is statically ar...
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WO/2021/217017A1 |
A flux-mnemonic permanent magnet synchronous machine (FMPMSM) includes: an annular stator having a winding; a rotor disposed concentric with the stator; and a power inverter for dispensing an excitation current and at least one current p...
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WO/2021/215033A1 |
A synchronous motor according to the present invention is provided with: a rotor; a stator; a first field system; a second field system; and exciting elements. The first field system has a plurality of permanent magnets surrounding a rot...
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WO/2021/216144A1 |
An actuator is driven by a brushless motor having a rotor with axially extended magnets, permitting axial movement of the rotor while maintaining overlap between the magnets and a stator secured in a fixed position. The rotor is engaged ...
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WO/2021/214614A1 |
Architectures or techniques are presented that can improve operation of permanent magnet (PM) motors, which can be part of a compressor or other heating, ventilation, and air conditioning (HVAC) device. Such improvements can be achieved ...
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WO/2021/214240A1 |
An electric motor is provided. The electric motor comprises a plurality of field coil electromagnets arranged concentrically around a central axis of the electric motor, and at least one magnet arranged at each axial end of the plurality...
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WO/2021/212136A1 |
An axial-flux generator for fluid turbines has a continuously variable generator that is constructed of a pair of rotors that move radially across a stator resulting in varying torque and varying power output. In one embodiment the rotor...
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WO/2021/211082A1 |
The present invention relates to a system (1), comprising at least one magnetic flux source (2), at least one coil (3), at least one magnetic flux routing element (4) positioned between the magnetic flux source (2) and the coil (3) where...
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WO/2021/210567A1 |
This motor system comprises: an axial gap motor including a shaft extending along an axial line, a disc-shaped rotor that is provided in the shaft and centered on the axial line, a first magnet disposed on the surface of the rotor facing...
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WO/2021/209913A1 |
The present invention relates to a three-phase synchronous rectifier (RT) for charging a battery (B) on board the vehicle, comprising a first and a second input (3, 4) which are independent of each other and each connectable to a respect...
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WO/2021/206854A1 |
A pump system for pumping production fluids from a wellbore or pumping well treatment fluids into a wellbore comprising: an axial flux electric motor; a seal section coupled to the axial flux motor; a pump intake coupled to the seal sect...
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WO/2021/206857A1 |
A pump system for pumping production fluids from a wellbore or pumping well treatment fluids into a wellbore comprising: an axial flux electric motor; a seal section coupled to the axial flux motor; a pump intake coupled to the seal sect...
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WO/2021/205890A1 |
A stator core (31) comprises: a main core part (34); and a magnetic plate (40, 60, 80) which is provided at the end of the main core part in the axial direction. The main core part has: an annular main yoke part (35); and a plurality of ...
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WO/2021/205804A1 |
A single phase brushless DC motor has: a rotor rotatable about the central axis; a stator provided with a stator core and windings and facing the rotor with an air gap interposed therebetween, said stator core having a plurality of salie...
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WO/2021/206856A1 |
A pump system for pumping production fluids from a wellbore or pumping well treatment fluids into a wellbore comprising: an axial flux electric motor; a seal section coupled to the axial flux motor; a pump intake coupled to the seal sect...
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WO/2021/201022A1 |
A stator (20) comprises: a stator core (30) provided with armature slots (35a) and field slots (35b); an armature winding (40) accommodated in the armature slots (35a); and first field magnets (70) and a field winding (50) accommodated i...
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WO/2021/199588A1 |
The brushless DC motor of an embodiment is provided in a ceiling fan and is provided with: three Hall elements (HE1, HE2, HE3) arranged in the circumferential direction; a circuit board (48) for supplying drive current to the stator on t...
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WO/2021/201297A1 |
A motor comprising a shaft, an array of stator assemblies rigidly attached to the shaft, each stator assembly includes a stator yoke having a toroid shape fixed around the shaft and having a number of slots at radial and axis directional...
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WO/2021/189594A1 |
A magnetic field-modulated hybrid-excited machine and a multi-working-wave design method therefor. The magnetic field-modulated hybrid-excited machine comprises a stator (1) and a rotor (2), wherein the stator (1) comprises a stator core...
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WO/2021/190842A1 |
The invention relates to a drive unit (10) for a manually driven vehicle, in particular a bicycle or an EPAC, comprising a housing (12), an electric motor (18) with a stator (44) and a rotor (46), a stator support (48), and an electronic...
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WO/2021/192798A1 |
Provided are a winding device and a motor which can prevent damage on a coil during winding work and prevent an increase in size and a decrease in motor property. A nozzle 71 that feeds out a coil 24, has: a nozzle hole 72 from which the...
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