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WO/2023/134464A1 |
A bearing protection method in transportation of a large-scale motor, comprising the following steps: step 1, fixing an external bearing cover on a motor bearing block so that the external bearing cover tightly presses an outer ring of a...
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WO/2023/134463A1 |
A motor insulation treatment method, comprising the following steps: step 1: placing slot insulation between an iron core and a winding of a stator or a rotor; step 2: placing the stator or the rotor upright, so that the slots are perpen...
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WO/2023/134828A1 |
The invention relates to devices (10) and methods for producing wave winding wires for a coil winding of an electric machine via flat winding, wherein a row of shaping elements (14.1, 14.2), each having a holder (16) for holding a straig...
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WO/2023/137108A1 |
Disclosed is a design approach for intrinsically safe electromagnetic devices such as electrically actuated valves, motors, generators, or transformers intended for and capable of safe operation in explosive atmospheres or environments. ...
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WO/2023/135189A1 |
The present invention relates to an aluminium alloy consisting of 6.0 – 8.0% by weight Si, 0.25 – 0.60% by weight Mg, 0.10 – 0.40% by weight Ce, 0.10 – 0.35% by weight Mo, 0 – 1.00% by weight Fe, 0 – 0.03% by weight Sr, and a...
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WO/2023/134808A1 |
The invention relates to a device (1) for aligning ring segments (10) of a stator ring (20) for an electric machine (100), comprising multiple actuators (30) for radially pressing against an outer diameter section (14) of each ring segme...
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WO/2023/135188A1 |
The present invention relates to an aluminum alloy consisting of 0.25 to 0.60 wt.% Si, 0.35 to 0.70 wt.% Mg, 0.10 to 0.40 wt.% Ce, 0 to 0.35 wt.% Mo, 0 to 1.00 wt.% Fe, and as a remainder AI as well as unavoidable contaminants, with the ...
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WO/2023/135730A1 |
This rotating electric machine comprises a stator and a rotor. The rotor has a rotating shaft and a laminated steel sheet constituted by a plurality of magnetic steel sheets fixed to the rotating shaft. The laminated steel sheet has a fi...
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WO/2023/132183A1 |
The present invention comprises: a laminated core (50) that is formed by laminating a plurality of core pieces (40) in an axial direction (Y), each core piece having an annular core back part (41), and a plurality of tooth parts (42) at ...
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WO/2023/132108A1 |
This rotor comprises: an inner sleeve that includes a holding part for holding a shaft which has a rotation axis and a first gap part including a portion which does not contact the shaft; a magnet that has a cylindrical shape provided wi...
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WO/2023/131522A1 |
The invention relates to a method for laser-beam welding multiple components (2, 3) at different processing locations of a component (1) by means of a laser-welding device (100), wherein the method comprises the following steps: (a) meas...
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WO/2023/132450A1 |
An embodiment of the present invention relates to a motor assembly in which a rotor comprises: a rotor frame including a bottom surface having a rotating shaft at the center thereof and a side wall extending from the circumference of the...
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WO/2023/126022A1 |
The present application relates to a positioning tool and a rotor lamination assembling method. The positioning tool provided in the present application comprises an expansion assembly and a compression assembly; the expansion assembly c...
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WO/2023/129517A1 |
A stacked lamination endplate for a rotor that includes a number of adjacent laminations, stacked one on top of another, wherein each lamination has an identical shape, the shape having a central region, symmetric about a center axis, an...
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WO/2023/126073A1 |
The present invention relates to a method for manufacturing lamellas (20) from sheet metal (30) for a stack of such lamellas (20), i.e. a lamination, such as the core of a transformer or of a rotor or a stator of an electric machine. Acc...
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WO/2023/124833A1 |
Disclosed in the present application is an electric motor rotor without an outer magnetic bridge, relating to the technical field of electric motors. The strength of the rotor can be enhanced, and the weight of the rotor is reduced; in a...
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WO/2023/126074A1 |
The present invention relates to a method for manufacturing lamellas (20) from sheet metal (30) for a stack of such lamellas (20), i.e. a lamination, such as the core of a transformer or of a rotor or a stator of an electric machine. Acc...
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WO/2023/123827A1 |
Provided in the present invention are a rotor of an axial-field electric motor, a rotor disk, and a forming method. The forming method for the rotor comprises: (a) coiling a punched and sheared strip-shaped silicon steel sheet to form an...
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WO/2023/127756A1 |
One embodiment of a rotor according to the present invention comprises an annular rotor core that is centered about a center axis line, a plurality of magnets that are inserted in magnet holes provided in the rotor core, a cap part that ...
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WO/2023/123672A1 |
A lead-out wire sheath and a motor applying same. The lead-out wire sheath comprises a lead clamp assembly, motor leads, and an injection molded body; the lead clamp assembly comprises an upper lead clamp fastener and a lower lead clamp ...
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WO/2023/127440A1 |
A winding device (100) comprises: a wire bobbin (21) serving as a source for supplying a wire (11); a nozzle (42) for multi-layered winding of the wire around a workpiece (41); a servo tensioner (22) that applies tension to the wire; a w...
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WO/2023/127348A1 |
This stator core comprises tooth parts that have first cores and second cores. The second cores are connected to the radially inner sides of the first cores. At at least one slot between the tooth parts adjacent in the circumferential di...
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WO/2023/120242A1 |
This production method for a permanent magnet comprises at least: a magnetized object formation step for forming a magnetized object (100) by applying a predetermined pressure to a magnet powder and a thermosetting resin; and a heating s...
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WO/2023/116948A2 |
The invention relates to the field of motor production. Disclosed is an efficient motor coil automatic winding apparatus which comprises an operation platform and a wire mechanism. The wire mechanism is installed on one side of the top o...
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WO/2023/117717A1 |
The present invention relates to a rotor stack for a rotor of an electric machine, to a rotor, to an electric machine, and to a method for producing a rotor for an electric machine. The rotor stack comprises: a longitudinal axis; a first...
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WO/2023/117578A1 |
The invention relates to a method for producing a component (10) of an electric machine, wherein at least one permanent magnet means (1) of the component (10) is arranged on or at the component (10), together with at least one mechanical...
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WO/2023/117719A1 |
The invention relates to a rotor for an electric machine, to an electric machine with a rotor, and to a method for producing a rotor for an electric machine. The rotor comprises a rotor core, multiple rotor poles which extends from the r...
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WO/2023/119193A1 |
System, method and device for assembling and inserting all hairpins of one or each winding layer of a stator winding is presented. All hairpins of said layer are progressively inserted into a containment tool. Last hairpins of one layer ...
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WO/2023/121476A1 |
Method for production of a double-layer multiphase ironless winding (10) of an electric machine wherein comprising starting a winding creation process from approximately the middle of the phase wires (21, 22, 23) and the winding creation...
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WO/2023/119931A1 |
In a method for manufacturing a stator according to the present invention, carried out is a stress removal step for supplying an electric current to an induction heating coil disposed in a plurality of slots so that a laminated core gene...
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WO/2023/118431A1 |
The invention concerns a rotor assembly method (200) comprising an assembly step (210) configured to install a stack of laminations on a rotor shaft (4) of a rotor (1), wherein the stack of laminations comprises an inner portion (2a) and...
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WO/2023/117257A1 |
The invention relates to a device (10) for gripping, holding and handling at least one circular arrangement (12) of conductor pieces (14), and to a method for gripping, holding and handling at least one circular arrangement (12) of condu...
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WO/2023/121295A1 |
A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainde...
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WO/2023/120169A1 |
Disclosed is a method for manufacturing a rotor for a rotary electric machine, the method comprising: a disposition step for supporting a workpiece that includes a hollow rotor shaft and a rotor core, and forming a state where the rotor ...
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WO/2023/118491A1 |
Axial flux electrical machine (10), comprising a module comprising: a stator (1) comprising a plurality of tooth-coil-elements (3), and a rotor-construction (5), fixedly coupled to an axis, wherein the rotor-construction (5) comprises a ...
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WO/2023/117716A1 |
The present disclosure relates to a method for producing a rotor for an electric machine and to an electric machine. A rotor assembly is provided. The rotor assembly has at least one rotor core, a plurality of rotor poles extending from ...
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WO/2023/117780A1 |
The invention relates to an actuator device (10) comprising an electronics module (20) and a motor assembly (30), which are in contact with one another. The electronics module (20) comprises a circuit board (60) with an electrical circui...
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WO/2023/121046A1 |
A motor comprises: a stator core; an insulator coupled to the stator core; a coil wound around an outer surface of the insulator; and a terminal coupled to the insulator, wherein the terminal includes a coil coupling portion to which bot...
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WO/2023/119455A1 |
According to the present invention, a stator comprises a stator core and a three-phase coil wound around the stator core with a distributed winding. A rotor comprises a rotor core, and a permanent magnet and a balance weight attached to ...
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WO/2023/118465A1 |
The invention concerns a rotor assembly method (300) comprising an assembly step (310) configured to install on a rotor shaft (4) of a rotor (1), a lamination package formed of a stack of laminations, wherein the stack of laminations com...
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WO/2023/115255A1 |
A bonding method for NdFeB permanent magnetic steels, and a method for preparing a permanent magnet electric motor rotor, which relate to the manufacturing field of electric motor rotors. The bonding method comprises the following proces...
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WO/2023/111074A1 |
The invention relates to a stator for a rotating three-phase machine, having a stator main body (3), wherein the stator (1) has a stator coil arrangement (10) which at least in part runs in stator slots (5), wherein the stator coil arran...
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WO/2023/110253A1 |
Rotor (1) of an electric machine, with a rotor body (3), which has multiple rotor poles (4), wherein a layer of magnets (7) is formed by multiple magnets (8) in at least one of the rotor poles (4), wherein, seen in the radial direction, ...
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WO/2023/112805A1 |
The present invention achieves a method for manufacturing a motor core with which sufficient caulking force can be ensured, even in the case of a thin electromagnetic steel plate. The method for manufacturing a motor core according to an...
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WO/2023/112076A1 |
An electric motor (1) has a stator (3) having three-phase coils (32) and a rotor (2) having permanent magnets (22). The three-phase coils (32) include a U-phase coil (32U), a V-phase coil (32V), and a W-phase coil (32W). The permanent ma...
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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/2023/112969A1 |
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/2023/112806A1 |
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/2023/112510A1 |
This method for manufacturing a coil comprises: preparing a coil material including a plurality of first coil pieces, a plurality of second coil pieces that are arranged alternately with the plurality of first coil pieces along a predete...
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WO/2023/112232A1 |
This coil component (1) has a coil (10) and a core member (30) including a core part (31) disposed inside the coil. The method for manufacturing said coil component has a winding step and an isostatic pressing step performed after the wi...
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