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WO/2023/162076A1 |
Provided is a method for manufacturing a rotor for a rotary electric machine, the method including: a preparation step for preparing a rotor core having a shaft hole that is oval as seen in an axial direction, and a hollow rotor shaft th...
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WO/2023/162997A1 |
This rotor comprises: a columnar rotor core that extends in the axial direction; a rotor cover that covers the radial outer side of the rotor core; and a resin part that covers one side end surface of the rotor core in the axial directio...
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WO/2023/162172A1 |
Provided are a rotor and a rotary electrical machine, wherein the rotor comprises: a rotating shaft made of a magnetic body; a rotating element fixed to the rotating shaft; and a pair of bearing sleeves for air bearing, that have a cylin...
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WO/2023/160969A1 |
The invention relates to a method for producing a multilayered magnet (1), wherein a first layer (2) of a green body is formed by applying material by means of injection moulding to a base plate, the material comprising magnetic material...
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WO/2023/162257A1 |
This stator comprises: a stator iron core (11) including a back yoke (13) that is mounted around a shaft and surrounds a rotor (30), and a plurality of teeth (14) that are mounted at intervals in a circumferential direction of the shaft ...
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WO/2023/163022A1 |
This rotor comprises: a cylindrical rotor core that extends in the axial direction; and a rotor cover that covers the radial outer side of the rotor core. The rotor cover has: a projecting part that projects in one axial direction with r...
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WO/2023/162070A1 |
Disclosed is a method for manufacturing a rotor for a rotating electric machine, said method including: a preparation step of preparing a rotor core and a hollow rotor shaft; a placement step of placing the rotor core and the rotor shaft...
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WO/2023/162056A1 |
Disclosed is a method for manufacturing a rotor for a rotating electric machine, said method comprising: a step of preparing a rotor core and a hollow rotor shaft; a hardness increasing step of more increasing the hardness of one of the ...
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WO/2023/160753A1 |
The invention relates to a method for producing a rotor for an electric machine, comprising two separate rotational bodies (7) consisting of rotor laminated cores (2) with magnet elements (5) accommodated in pockets (3) and a rotor shaft...
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WO/2023/160893A1 |
The invention relates to a magnetic rotor device (10) for a fan for a fuel cell device, comprising a rotor body (RT) which is rotatably mounted about an axis (A); at least one rotor magnet (RM), said rotor body (RT) comprising a hub (NB)...
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WO/2023/162171A1 |
Provided are a rotor, a rotary electrical machine, an electric compressor, and a method for producing a rotor, wherein the rotor comprises: a rotating shaft having a pair of flange portions spaced apart in the axial direction; an iron co...
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WO/2023/162059A1 |
In the present invention, a manufacturing method is disclosed that includes: a step for preparing a rotor core and a hollow rotor shaft; an arrangement step for disposing the rotor core and the rotor shaft in a manufacturing device and f...
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WO/2023/160364A1 |
A rotor, a motor, a compressor, and an air conditioner. A rotor (100) comprises: a rotor core shaft (110); and a sheath structure (120), connected to the peripheral side of the rotor core shaft (110). A mounting cavity is defined between...
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WO/2023/163021A1 |
This rotor is rotatable about the central axis and comprises: a rotor core; and a plurality of flux barrier part groups provided in the rotor core and arranged so as to be spaced apart in the circumferential direction. Each among the plu...
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WO/2023/162331A1 |
This rotor is provided to an electric motor and comprises: an inner core to which a rotational shaft is fixed; an outer core which surrounds the inner core; an elastic body which is filled between the inner core and the outer core; a plu...
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WO/2023/162403A1 |
The present disclosure provides an apparatus for manufacturing a stator that comprises a stator core made by stacking a plurality of core pieces made of electrical steel sheets, and a coil inserted into a slot of the stator core, the app...
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WO/2023/162357A1 |
In the present invention, a configuration is adopted such that iron cores (4) made of a back yoke part (41) and a toothed part (42) are arranged in an annular configuration, and an insulator (6) is formed on the outer periphery of the to...
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WO/2023/158062A1 |
Disclosed is a washing machine. A washing machine is disclosed. The washing machine comprises: a main body; a tub provided inside the main body; a drum rotatably provided inside the tub; and a drive apparatus configured to drive the drum...
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WO/2023/155510A1 |
Provided in the present invention are a stator assembly, an electric motor, a powertrain and a vehicle. The stator assembly comprises a stator core and a stator winding. The stator core is provided with a plurality of stator slots, which...
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WO/2023/156396A1 |
The invention relates to a rotor arrangement (1) for a separately excited synchronous machine. According to the invention, the rotor arrangement comprises a rotor shaft (2) in the form of a hollow shaft for at least one exciter winding a...
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WO/2023/158701A1 |
An electric machine includes a stator having an axial bore, a rotor positioned in the axial bore with an airgap between the stator and the rotor, radial slots formed in the stator extending radially relative to the axial bore, where each...
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WO/2023/156343A2 |
The invention relates to a stator (6) for an electric motor (2), having a cylindrical stator main body (16) with radially inwardly directed stator teeth (17) and with a number of axial slots (26) over the circumference, and a number of s...
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WO/2023/157131A1 |
This permanent magnet rotor (10) comprises: a rotating shaft (1); an inner circumferential side magnet (2) that has a plurality of recesses (24) on the outer circumferential side and is an annular bonded magnet holding the rotating shaft...
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WO/2023/156735A1 |
The invention relates to a rotor (10) for an electric motor (30), comprising: - a rotor shaft (12) mounted so as to rotate about an axis (X); - a stack of laminations (14) mounted coaxially on the rotor shaft (12), said stack of laminati...
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WO/2023/157703A1 |
This motor core manufacturing method includes: a step for preparing a plurality of electromagnetic steel sheets; a step for peening the entire surface of a first main surface and/or a second main surface of an electromagnetic steel sheet...
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WO/2023/156816A1 |
An electric motor rotor assembly comprises a rotor group comprising a central member, an extension protruding from the central member and a drum coaxially developing with respect to the central member; the assembly further comprises a ma...
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WO/2023/152448A1 |
The present invention relates to an axial-flux superconducting electric machine (1) comprising an inductor (6, 7) and an armature (5), the inductor (6, 7) comprising:• superconducting pads (7) able to move in rotation about an axis (X)...
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WO/2023/153621A1 |
In a motor assembly according to an embodiment, a rotor may comprise: a rotor frame including a bottom surface and a side wall; a plurality of cores arranged on the side wall; and a plurality of permanent magnets arranged between the plu...
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WO/2023/151110A1 |
Disclosed in the present invention are a variable operating condition stator permanent magnetic field enhanced hybrid excitation motor and a driving control method therefor. The variable operating condition stator permanent magnetic fiel...
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WO/2023/152228A1 |
The invention relates to a method for manufacturing a rotor (1) for an electric machine comprising a body (10) and at least one magnet (20), which is carried by the body and which comprises at least one first unitary magnet (21) and at l...
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WO/2023/148953A1 |
This rotor has a rotating shaft to which a bearing is attached, a rotor core fixed to the rotating shaft, and a permanent magnet fixed to the rotor core. The rotor core has a hole section extending in the axial direction of the rotating ...
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WO/2023/148512A1 |
A stator (10) comprising an inner ring (12), the inner ring (12) comprising a plurality of radially projecting teeth (14), each tooth (14) being connected to adjacent teeth (14) by respective material bridges (16) at radially inner ends ...
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WO/2023/148166A1 |
The invention relates to a stator for an electric machine, comprising multiple stator teeth (3, 4) which are distributed along the circumference of the stator (1) and between which respective grooves (2) are formed. Coils (A1, A2, A3, A4...
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WO/2023/148981A1 |
This rotating machine is configured so that a surface magnet-type rotor is rotateably disposed on the inner side of a stator. The rotor comprises: a shaft member disposed along the rotational axis; and a magnet part that is provided on t...
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WO/2023/147810A1 |
The invention relates to an electric motor (1) comprising a stator (2) and a rotor (3) that can be moved relative to the stator (2), wherein the stator (2) comprises a stator core (4, 4') with multiple teeth (6, 6') and a circuit board w...
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WO/2023/148169A1 |
The invention relates to a stator (1) for an electric machine, comprising multiple stator teeth which are distributed along the circumference of the stator and between which respective grooves (2) are formed. Coils with the same electric...
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WO/2023/148844A1 |
This electric motor is disposed within a compressor and used together with a refrigerant including a substance having a property of causing a disproportionation reaction. The electric motor comprises: an annular rotor core about the axis...
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WO/2023/147974A1 |
A permanent magnet electrical machine (10) including a rotor body (130) and a plurality of permanent magnet modules (101) arranged around a rotational axis (Y) of the permanent magnet electrical machine (10), each permanent magnet module...
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WO/2023/150576A1 |
A system may include a flywheel including one or more plates and coupled at a central axis of rotation to a flywheel bearing, the flywheel being adapted to rotate about the central axis. A system may include a flywheel housing providing ...
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WO/2023/147965A1 |
The present invention relates to an electrical drive system for or in a motor-vehicle, having at least one multi-phase electric machine, which has a double rotor, wherein the double rotor is made from flux-guiding material made of solid ...
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WO/2023/147809A1 |
The invention relates to an electric motor (1) comprising a stator (2, 2') and a rotor (3) that can be moved relative to the stator (2, 2'), wherein the stator (2,2') comprises a stator core (4) with multiple teeth (6) and a circuit boar...
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WO/2023/150063A1 |
A motor comprising a stator having electrical windings, a stator frame supporting the stator, a rotor, a rotor frame supporting the rotor, the rotor orientated about a longitudinal axis and mounted for movement about the longitudinal axi...
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WO/2023/143736A1 |
The invention refers to an automotive electronic flow pump (10) comprising an axial-flux motor (20), with a rotatable pump wheel (40) with an axial fluid inlet (41) at the wheel upstream front side and a radial fluid outlet (42), the axi...
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WO/2023/146056A1 |
Disclosed are a non-contact rotary transformer and a motor comprising same. A non-contact rotary transformer according to the present invention is a device for connecting a rotor of a motor with an external power source in a non-contact ...
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WO/2023/143659A1 |
The invention relates to a stator (1) for an electric machine, comprising a stator body (3) that is made of a plurality of stator sheets (4) arranged in layers and has a plurality of fluid channels (5) through which a cooling fluid (6) c...
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WO/2023/142557A1 |
A motor rotor, a self-starting synchronous reluctance motor comprising same, and a compressor. The motor rotor comprises a rotor core, wherein the rotor core comprises: a first rotor lamination (4), end rings (3), and second rotor lamina...
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WO/2023/145286A1 |
A laminated core (4) formed by layering a plurality of first core sheets (11) and second core sheets (219 which have been punched out from electrical steel (100), wherein the first core sheets (11) are formed in a manner such that the sh...
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WO/2023/144957A1 |
Provided is a rotating electric machine in which harmonic electromagnetic excitation force occurring at the gap due to a harmonic component can be reduced. A rotating electric machine (1) comprises a rotor (20) and a stator (10) having...
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WO/2023/141671A1 |
A multi-pole interior permanent magnet motor rotor (1) has an annulus (2) with an outer radius (3) and an inner radius (4) that form aperture (5) configured to receive a motor shaft (6) therethrough. The rotor has four quadrants (7) wher...
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WO/2023/143669A1 |
The invention relates to a module, in particular a rotor assembly (2) or stator assembly (49), for an electrical machine (1, 45), consisting of multiple components (3), wherein at least one volume filled with a damping fluid is formed be...
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