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WO/2022/229324A1 |
The invention relates to a method for manufacturing a stator (1) for an axial-flux electric machine, said stator comprising a stator body (2), a plurality of teeth (5), and at least one coil (9) formed of an electrically conductive wire,...
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WO/2022/230704A1 |
In a stator (20) of a rotating electric machine, a plurality of split coil-winding members (30) are combined in an annular shape, each split coil-winding member (30) comprising: a split core (21B) having a yoke portion (21By) and a teeth...
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WO/2022/231127A1 |
The present invention relates to a brushless motor, which is capable of reducing cogging torque and torque ripple of a motor through design structures such as the shape of the opposing surface of a pole shoe, the shape of the outer perip...
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WO/2022/227387A1 |
An electric motor and an electrical appliance. The electric motor (1000) comprises a housing, a rotor assembly (200), a stator assembly (100) disposed in the housing, and an end cover (300). The end cover (300) is connected to the housin...
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WO/2022/228783A1 |
Generator (4), in particular of a wind turbine (1), for producing electrical power comprising - a stator (5) comprising stacked lamination sheets (21, 21a, 21b, 21c) and stator windings (18), wherein the lamination sheets (21, 21a, 21b, ...
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WO/2022/229272A1 |
The invention relates to a coil module for an electric machine, having a first coil disc with: a first coil support made of an electrically insulating material; at least one winding which is integrated into the first coil support and whi...
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WO/2022/229222A1 |
One aspect of the invention relates to a traction system S comprising an electrical machine 1 for a self-propelled mobile device. The electrical machine (1) comprises a rotor (11), a stator (13) comprising a ring (132) comprising an oute...
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WO/2022/230265A1 |
One embodiment of a rotor according to the present invention comprises: a shaft that rotates around a center axis extending along a vertical direction; a rotor core that is fixed to the shaft; and a plurality of magnets that are position...
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WO/2022/229957A1 |
A switched reluctance rotary electrical machine comprises a rotor extending along a rotary axis and one or more stators with yokes distributed around the rotary axis. The yokes are hollow and open at one end, the hollows and openings bei...
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WO/2022/223810A1 |
A spray disc is provided for a rotor assembly for an electric motor, comprising a spray disc body with an inner radius and an outer radius. The spray disc body comprises a first spray outlet and a second spray outlet, provided at or near...
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WO/2022/223246A1 |
The invention relates to an electrical drive unit having: an electrical motor unit (1) which comprises a rotor (11) and a stator (12); a bearing unit (2) with an axially arranged rotatable output shaft (21) and a static bearing part (22)...
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WO/2022/222374A1 |
A rotor assembly, a motor, and a household appliance. The rotor assembly (1000) comprises a rotor iron core (100), permanent magnets (200), and an injection molded body (300). The rotor iron core (100) comprises an inner iron core (110) ...
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WO/2022/225209A1 |
A washing machine comprises: a tub; a stator fastened with the rear portion of the tub; and a rotor which rotates about a rotary shaft by electromagnetically interacting with the stator, wherein the stator comprises: a stator core; an in...
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WO/2022/225324A1 |
The present invention relates to a rotor, which is capable of effectively dissipating heat by means of a water cooling method using a water jacket having a refrigerant circulation circuit while realizing inner air cooling using an air fl...
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WO/2022/221993A1 |
Disclosed in the present application is a synchronous electric motor. The synchronous electric motor comprises a stator portion (10) and a rotor portion (20) that is fitted with the stator portion (10), wherein air gap spaces (30) are fo...
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WO/2022/225990A1 |
Disclosed is a method of pretensioning a fiber-reinforced plastic (FRP) sleeve (110) surrounding an assembly, comprising disposing the assembly within the FRP sleeve (110), the assembly having at least two parts; introducing a molding co...
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WO/2022/222826A1 |
Disclosed are an electric motor and a food processor using the electric motor. The electric motor is a three-phase electric motor, comprising a stator assembly and a rotor assembly rotating relative to the stator assembly, the stator ass...
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WO/2022/223798A1 |
A rotor (10) for a rotary electric machine is described, the rotor (10) comprising a support disc (14) having opposing first and second faces, a support member (20), and a plurality of permanent magnets (22) mounted to and retained by th...
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WO/2022/218470A1 |
The invention relates to an electric axial flux machine (1) comprising a stator (2) and a rotor (3), the rotor (3) having a rotor shaft (30) which is in particular in the form of a hollow shaft and which includes at least one first disk-...
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WO/2022/219942A1 |
Provided is a rotor and an electric motor capable of reducing torque ripple. The rotor comprises: a rotor core (20) having a plurality of magnet placement holes (21); a plurality of permanent magnets (30) respectively placed inside the p...
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WO/2022/220310A1 |
The present invention relates to a coil winding insertion apparatus for a motor stator provided with a coil expanding guide, the coil winding insertion apparatus comprising: a stator core provided with a plurality of slots in which a wou...
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WO/2022/220579A1 |
The present invention relates to a propeller driving device capable of simultaneously performing rotational driving of a load and power generation by using a double stator-single or double rotor type of motor, and a drone using same. The...
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WO/2022/219923A1 |
Provided are a rotor and an electric motor which are capable of reducing a torque ripple. This rotor comprises: a rotor core (20) having a plurality of magnet placement holes (21); a plurality of permanent magnets (30) respectively arran...
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WO/2022/219896A1 |
A rotor (10) of a rotary electrical machine (motor (100)) comprises: a magnet (12); and a rotor core (11) that has a storage space (13) of the magnet (12). The magnet (12) has a first magnetic pole surface (12A) located radially outward ...
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WO/2022/218717A1 |
The invention relates to a rotor (10) for an electric motor (12) comprising a functional unit (14) having a rotor base body (16) and at least one magnet element (18a, 20a, 22a, 24a, 26a, 28a) situated on the outer surface of the base bod...
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WO/2022/220591A1 |
The present invention may provide a motor comprising: a shaft; a rotor coupled to the shaft; a stator arranged to correspond to the rotor; a bearing housing coupled to the shaft; and a bearing which supports the bearing housing, wherein ...
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WO/2022/218885A1 |
The invention relates to a stator (1) for an electric machine (101), having: - a hollow cylindrical stator laminated core (2) which has - multiple receiving areas (3) arranged along the circumferential direction, - multiple shaped conduc...
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WO/2022/217824A1 |
A motor, a compressor, and a fan. The motor (8) comprises a rotor core (4), rotor slots, and a stator core (1). The rotor slots are arranged through the rotor core (4), and the rotor slots are inclined with respect to the axial direction...
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WO/2022/219840A1 |
A rotary electric machine (1000) comprises: a rotor (200); a stator (100) that surrounds the outer circumference of the rotor (200); a first recess (133) that is provided in the inner circumferential surface of a back yoke (130) of the s...
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WO/2022/221166A1 |
A device has a housing and rotors rotatably coupled to the housing. Each rotor has a magnet on at least one side of the rotor. Printed circuit board (PCB) stators are located axially between the rotors and coupled to the housing. The PCB...
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WO/2022/217848A1 |
Provided in the present application are a stator punching sheet, an electric motor comprising the stator punching sheet, a compressor, and a household appliance. The stator punching sheet is provided with a rotor hole and further compris...
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WO/2022/217424A1 |
The present invention provides a stator assembly for use in a motor and an assembly method therefor. The stator assembly comprises an iron core (1), comprising a cylindrical iron core body and a plurality of iron core teeth (11), conduct...
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WO/2022/220262A1 |
This electromagnetic steel sheet has a chemical composition containing, in a unit of mass%, 2.5-3.9% of Si, 0.001-3.0% of Al, and 0.05-5.0% of Mn, the remaining portion being Fe and impurities, and has, on one or both surfaces, an insula...
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WO/2022/220586A1 |
The present invention comprises a shaft, a rotor coupled to the shaft and a stator arranged to correspond to the rotor, wherein the rotor includes a rotor core and a magnet coupled to the rotor core, the rotor core includes a hole passin...
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WO/2022/218520A1 |
The invention relates to a stator for an electrical radial flux machine with a distributed winding and an internal rotor design, comprising: a toothed star-shaped element having multiple teeth, wherein stator grooves are provided between...
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WO/2022/218458A1 |
The invention relates to a stator (1) of a dynamoelectric rotary machine, said stator comprising: a stator body (2) which is of substantially cylindrical or hollow-cylindrical configuration and has substantially axially extending slots (...
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WO/2022/214131A1 |
The invention relates to a method for mechanically connecting two components in a rigid manner, to a rotor of an electric rotation machine, to a method for producing a rotor of an electric rotation machine, and to an electric rotation ma...
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WO/2022/214752A1 |
The invention relates to a rotor (1) for a brushless synchronous motor with inserted permanent magnets (M), arranged to be powered by a predetermined control strategy, said rotor (1) having a substantially cylindrical shape defining an a...
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WO/2022/215295A1 |
A conductive wire (20) is wound onto a plurality of pole shoes (10) that each have a pair of resin insulators (25) attached thereto, and the results are arranged in a circular ring shape. In each insulator (25), a snap-fit female section...
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WO/2022/216496A1 |
An example system includes a dynamo-electric machine. The dynamo-electric machine includes a rotor that is cylindrical and that is configured for rotation and a stator that is arranged relative to the rotor. The stator has a stepped conf...
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WO/2022/213695A1 |
The present application provides a stator assembly and a winding method therefor, and a double-rotor motor. The stator assembly comprises a stator core (1) and a stator winding. The stator core (1) comprises an inner side stator slot (2)...
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WO/2022/215965A1 |
A motor according to an embodiment comprises: a rotor rotatable around a rotary shaft; a stator surrounding the rotor; a winding wound inside the stator to form a magnetic field by a current to rotate the rotor; and a cooling case couple...
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WO/2022/213475A1 |
Disclosed in the present invention is a waterproof and dustproof linear motor, comprising: a linear motor stator and a linear motor rotor. The linear motor rotor is provided above the linear motor stator; a first insulation packaging lay...
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WO/2022/215149A1 |
This rotor (1) has a first permanent magnet (20) that has a rotating shaft (10), a magnet main body (21) supported by the rotating shaft (10), and a plurality of grooves (22) provided so as to be arranged at equal intervals in a circumfe...
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WO/2022/215294A1 |
A plurality of magnetic pole pieces (10) to each of which a pair of resin insulators (25) are attached are arranged in an annular shape with a conductive wire (20) continuously wound therearound via a connecting line (22) connecting the ...
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WO/2022/215189A1 |
According to the present invention, a stator for an electric motor, a compressor, and a refrigeration cycle device comprise: a stator core that is formed by connecting a plurality of split cores in a ring, the split cores having an arc-s...
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WO/2022/214145A1 |
The invention relates to a stator of an electric axial flux machine as well as to an electric axial flux machine. The stator (10) of the axial flux machine (1) comprises a plurality of axially protruding stator teeth (40), a first windin...
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WO/2022/213476A1 |
Disclosed in the present invention is a water-cooled undercurrent linear electric motor, comprising: a linear electric motor stator, a linear electric motor mover and a water-cooled heat dissipation housing, wherein the linear electric m...
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WO/2022/215646A1 |
A rotor (20) comprises a plurality of magnetic pole parts (26) in a circumferential direction. The plurality of magnetic pole parts each have a permanent magnet and an outer core part (25) that is a portion of a rotor core on a radially ...
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WO/2022/214142A1 |
An electric machine comprises a stator, a rotor and an air gap (14) between the stator and the rotor. The stator includes a stator member (6, 10), a stator winding (8), an insulating coating (7) between the stator winding (8) and the sta...
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