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WO/2023/110769A1 |
A rotor (1) for an electric machine (22), comprising: a rotor shaft (3), a laminated core (2) formed from stacked electrical laminations and having radially outwardly protruding laminated core protrusions (4), rotor windings (9) which ar...
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WO/2023/112561A1 |
The present invention provides a magnetic member manufacturing method capable of achieving both demagnetization of a part of an electromagnetic steel plate and yield rate improvement based on effective use of the electromagnetic steel pl...
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WO/2023/108918A1 |
A stator assembly, a hub motor and an electric vehicle; the stator assembly (300) comprises a stator core (320), a stator frame (330), a support bracket (340) and a Hall plate (350); the stator core (320) has a closed yoke, the outer per...
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WO/2023/110978A1 |
The invention relates to a pump (10), in particular a hydrogen pump, comprising a motor housing (14) with an electronically commutated electrical machine (16), a motor shaft (22), which couples the electrical machine (16) to a compressor...
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WO/2023/112969A1 |
Provided are a stator core and a manufacturing method capable of achieving improved suppression of iron loss. A stator core is formed by laminating stator pieces 17 having tooth pieces 21 in the inner periphery of annular sections 20, ...
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WO/2023/112829A1 |
The objective of the present invention is to provide a single-phase rotary electric machine having structure that increases heat dissipation properties and reduces the amount of generated heat. To achieve this objective, this single-ph...
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WO/2023/112806A1 |
The present invention achieves a magnetization method capable of magnetizing a magnetic body in such a way that a magnetic orientation develops in a direction inclined with respect to a preset direction. The magnetization method accordin...
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WO/2023/108887A1 |
The present application provides a stator assembly, a motor, and an electrical device. The stator assembly comprises: stator main teeth, wherein each stator main tooth comprises a tooth body and a tooth shoe, the tooth shoe is connected ...
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WO/2023/109884A1 |
The present application belongs to the technical field of flat-wire electric motors, and particularly relates to a stator assembly and an electric motor. Each stator slot is internally provided with m+n wire layers in sequence in the rad...
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WO/2023/108910A1 |
The present application provides a rotor assembly, a motor, and electrical equipment. The rotor assembly comprises: a magnetically conductive hub frame, the magnetically conductive hub frame comprising an end cover portion and an annular...
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WO/2023/108414A1 |
A motor rotor and a motor. The motor rotor comprises: a rotor shaft (1) provided with a central hole (12) for passage of a cooling medium; and a rotor main body (2) in torsion-resistant connection with the rotor shaft (1), a first coolin...
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WO/2023/110218A1 |
The invention relates to an attachment cooler (4) of a dynamo-electric machine (5) that has a stator (17) with a winding system and a rotor (18) rotatably mounted about an axis (7), - wherein the attachment cooler (4) is designed as a he...
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WO/2023/113034A1 |
Provided is an in-wheel motor with which it is possible to reduce the size of a motor and stabilize drive performance. This in-wheel motor is of outer-rotor type and comprises a stator having a coil, and a rotor that has a magnet oppos...
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WO/2023/109886A1 |
The present application relates to the technical field of flat wire motors, and in particular to a stator assembly and a motor. 2+n wire layers are successively arranged inside each stator slot along the radial direction of a stator core...
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WO/2023/113993A1 |
A stator (3) is disclosed. The stator (3) has a stator core (6) that has stator poles (10) protruding in a radial direction and a stator. The stator core (6) has an axial groove (24) formed on its outer surface (22) along a longitudinal ...
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WO/2023/108908A1 |
Provided in the present application are a prefabricated rotor punching sheet, a rotor assembly, an electric motor and an electrical device. The prefabricated rotor punching sheet comprises: a strip-shaped punching sheet, wherein the stri...
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WO/2023/111397A1 |
There is provided ram block arrangement for a piling hammer (100a),comprising: a ram block (104) comprising a frame arrangement (106) for enclosing one or more ram weights therein, wherein the ram block (104) is configured movable by an ...
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WO/2023/103638A1 |
The present application provides a stator, a motor, a compressor, and electrical equipment. The stator comprises a plurality of stator sheets which are stacked, and each stator sheet comprising a plurality of block sheets which can be co...
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WO/2023/102669A1 |
A rotor for a variable reluctance electric rotary machine should be optimized for maximum anisotropy of magnetic reluctance for different radial directions of the rotor on one hand, and for maximum level of mechanical retention on the ot...
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WO/2023/106321A1 |
A stator applied to an electrical rotating machine comprises: a stator core that has a yoke part, and a teeth part protruding from the yoke part in a radial direction of the electrical rotating machine, and is mounted so that a first sur...
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WO/2023/104229A1 |
At least two pole shoe segments (20) are associated with a stator tooth (12) in the stator (10) of an axial flux machine (100); the pole shoe segments (20) are spaced apart from each other. In particular, each pole shoe segment (20) can ...
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WO/2023/103666A1 |
Provided are a stator (100), a motor, a compressor (300), and an electrical device. The stator (100) comprises: a plurality of stator punched blocks (110), each stator punched block (110) comprising: a plurality of block laminations (115...
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WO/2023/104480A1 |
The invention relates to an axial flux machine (10) for a motor vehicle, comprising a stator (101) and two rotors (102, 103) rotatable relative to the stator (101), wherein the stator (101) is disposed between the rotors (102, 103) in th...
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WO/2023/103224A1 |
Provided in the present application are an electric motor, an electric power steering system, and a vehicle. The electric motor comprises a stator iron core, a rotor iron core and an air gap, wherein the rotor iron core is arranged insid...
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WO/2023/104431A1 |
In a method for producing a laminated core (1) of an electric machine, sheet-metal laminations (4, 5), which are based on an iron material, are alloyed by means of heat treatment with an alloy material (16) comprising silicon. Before the...
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WO/2023/104249A1 |
The invention relates to an electric drive system (1) for a motor vehicle, comprising two electric drive machines (2a, 2b) which are arranged coaxially relative to each other. A stator (3) of each drive machine (2a, 2b) is connected to a...
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WO/2023/104434A1 |
The invention relates to a method for producing a laminated core (1) of an electric machine, having the steps of: a) providing foil laminates (4), each of which comprises a support foil (6) made of aluminum or a natural or produced alumi...
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WO/2023/103694A1 |
Provided are a stator, a motor, a compressor and an electrical apparatus. The stator is capable of cooperating with the rotor, and comprises: a plurality of block iron cores detachably connected to each other. Each of the plurality of bl...
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WO/2023/105701A1 |
A rotor of a rotary electric machine according to an embodiment of the present invention comprises: a rotor core 24 having a plurality of magnetic poles arranged in the circumferential direction and at least two magnet holding slots 34 a...
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WO/2023/105551A1 |
In this rotating electric machine having a double rotor structure, a leakage magnetic flux in the stator is reduced to suppress a loss. The rotating electric machine has an annular stator, an inside rotor, and an outside rotor, wherein...
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WO/2023/103696A1 |
Provided are an electric motor, a compressor and an electrical device. The electric motor comprises: a stator assembly and a rotor, wherein the stator assembly comprises a stator (100) and a winding; the rotor (200) is arranged in the st...
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WO/2023/104672A1 |
The invention relates to a permanent magnet (10) comprising: - a magnetic main body (14), the main body (14) having a magnetization direction (16); and - at least two voids, which are orthogonal to the magnetization direction (16), the a...
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WO/2023/102587A1 |
The invention relates to a rotor (3) having a shaft (4) and having at least one lamination (5) which is disposed on the shaft (4), wherein the lamination (5) has an opening (7) through which the shaft (4) is passed, and wherein the lamin...
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WO/2023/103668A1 |
A stator (100), a motor, a compressor (300), and an electrical device. The stator (100) comprises: multiple stator punching blocks (110), each stator punching block (110) comprising: multiple laminated sub-block punching sheets (115), th...
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WO/2023/103138A1 |
Disclosed is a method for collaborative optimization design of permanent magnet-armature double harmonics of a magnetic field-modulated permanent magnet motor. An expression between a flux linkage and a magnetic field harmonic is establi...
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WO/2023/103226A1 |
Provided in the present application are an electric motor, an electric power steering system, and a vehicle. The electric motor comprises a stator core, a rotor core, a rotary shaft, and a magnetic member, wherein the stator core is prov...
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WO/2023/103225A1 |
The present application provides a rotor lamination, a rotor, a motor, an electric power steering system, and a vehicle. The rotor lamination comprises a lamination body and a plurality of permanent magnet slots; the lamination body is p...
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WO/2023/105404A1 |
Disclosed herein is an axial flux motor. The axial flux motor includes a rotating shaft, a rotor assembly, and a stator assembly. The rotor assembly includes a rotor disc, a plurality of rotor disc teeth provided on a first side of the r...
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WO/2023/105859A1 |
A rotor (20) comprises a permanent magnet (23) and a rotor core (22) including a plurality of core sheets (30). A plurality of magnetic poles (26) of the rotor each include the permanent magnet and an outside core portion (25). The outsi...
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WO/2023/104446A1 |
The present invention relates to a method for producing a rotor (1) of an electric motor (2) having laminations (4) arranged on a rotor shaft (3), in which method - at least two laminations (4), rotationally offset relative to each other...
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WO/2023/104738A1 |
The invention relates to a method for manufacturing a rotor having a rotor body and a plurality of permanent magnets, the permanent magnets being fixed to connection surfaces of the rotor body by means of an adhesive bond, and the rotor ...
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WO/2023/101091A1 |
The present invention relates to a stator assembly apparatus. The apparatus for assembling a stator by inserting a stator coil, which is formed by connecting a plurality of hairpin-shaped coils in a predetermined pattern, into a cylinder...
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WO/2023/099124A1 |
The invention relates to a rotor (1) for an electric machine (2), comprising a rotor body (3) that can be rotated about a rotor axis (25), in particular a lamination stack comprising a plurality of sheet metal laminations, wherein the ro...
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WO/2023/097916A1 |
The present application provides an electric motor, a compressor, and a refrigeration apparatus. The electric motor comprises: a stator iron core comprising a plurality of iron core blocks spliced in a circumferential direction, each iro...
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WO/2023/069131A9 |
Methods, systems, and mechanical and electromechanical arrangements for field-weakening of an electric machine that utilizes permanent magnets are disclosed herein. One rotor assembly for an electric motor includes a rotor body that move...
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WO/2023/100338A1 |
In a stator core, the end portions of teeth that specify the opening edges of slots between the slots through which armature windings having mutually different phases pass have a pair of chamfers in which both ends of the inner circumfer...
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WO/2023/099168A1 |
The present invention relates to an electric motor, in particular for a machine tool, wherein the electric motor has a stator comprising an inner opening for receiving a rotor. The inner opening has a diameter which corresponds to a stat...
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WO/2023/097920A1 |
The present application provides a stator iron core, a motor, a compressor, and a refrigeration device. The stator iron core comprises a plurality of iron core blocks; the plurality of iron core blocks are tiled to form a rotor cavity; e...
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WO/2023/097919A1 |
Provided in the present application are a stator, an electric motor, a compressor, and a refrigeration apparatus. The stator comprises: a stator core comprising a plurality of stator teeth that are arranged at intervals, a stator slot be...
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WO/2023/097912A1 |
A stator structure (100), a motor, and electrical equipment. The stator structure comprises: a stator core (110) comprising a stator yoke (112) and a plurality of stator teeth (114), the plurality of stator teeth being arranged on the st...
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