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Patent Searching and Data


Matches 1 - 50 out of 8,208

Document Document Title
WO/2021/086374A1
An electric vehicle is disclosed herein which includes an electric motor switchable between a first mode with a first number of poles and a second mode with a second number of poles less than the first number of poles, a plurality of inv...  
WO/2021/070823A1
According to an embodiment of the present invention, a rotor for a rotating electrical machine is provided with: a rotary shaft 30; a rotor core 32 which is coaxially fixed to the rotary shaft; a plurality of rotor bars 60 that are each ...  
WO/2021/063562A1
The invention relates to a shaft (8) comprising a bushing for a power conductor (13, 14) and a bracket (24) for positioning the power conductor (13, 14). The bracket (24) is able to fix the power conductor (13, 14) in or over an inflecti...  
WO/2021/060919A1
Disclosed are a LIDAR optical device and a scanning method therefor. A LIDAR optical device comprises a fixed body which operates while fixed inside a main body housing, and a rotating body which operates while rotating, wherein the fixe...  
WO/2021/052688A1
The invention relates to an electrical machine comprising a stator and a rotor which is movable relative to the stator, the stator and/or the rotor having a plurality of grooves, specifically the stator having stator grooves (1) and the ...  
WO/2021/049002A1
This rotor is provided with: a rotor core which is provided with multiple slots passing through the rotor core and arranged spaced apart from each other in the circumferential direction of the rotor core, and multiple holes provided spac...  
WO/2021/048836A1
Disclosed are axial-gap electrical machines which magnetic core elements are made of wound magnetic ribbons to provide relatively lightweight and small size implementations that can be operated in a wide range of operational modes with m...  
WO/2020/139133A8
The invention relates to electrical engineering, and more particularly to a transverse magnetic flux induction motor, and can be used in high-speed electric drives, for example, in the timber industry, and in high-speed fans. The present...  
WO/2021/043365A1
The invention relates to a method for producing a rotor of an asynchronous motor, to a rotor for an asynchronous motor, and to an asynchronous motor, in particular for driving a motor vehicle. In a method for producing a rotor (1) of an ...  
WO/2021/037906A1
The invention relates to an electrical machine, which is or can be cooled by means of a fluid, comprising a rotor (11), a stator (12) and at least one end disk (13), which are arranged in a housing (14), wherein: the end disk (13) and th...  
WO/2021/032379A1
The invention relates to a method for producing a squirrel-cage rotor (4) of an asynchronous machine (1) by way of the following steps: - providing a substantially cylindrical magnetically permeable body, in particular a laminated rotor ...  
WO/2021/028071A1
The invention relates to an electric motor having an active part placed onto a shaft, in particular onto a rotor shaft, wherein: a distributor ring is placed onto the shaft and touches the active part; the distributor ring has an annular...  
WO/2021/010404A1
[Problem] To improve the efficiency of an induction motor and to increase a maximum torque. [Solution] Regarding the magnetic flux density of a stator magnetic pole for each phase of an induction motor, the present invention controls the...  
WO/2021/004250A1
An IE5 three-phase asynchronous motor based on a cast aluminum rotor and stator laminations having slots of unequal size. An iron rotor core of the motor is formed by stacking a plurality of rotor laminations; a rotor lamination comprise...  
WO/2020/264402A1
Disclosed are various embodiments for an induction machine having a rotor comprising a plurality of rotor core assemblies configured to form a toroidal magnetic torque tunnel having at least a first inductive tunnel segment and a second ...  
WO/2020/245921A1
This method for manufacturing a squirrel-cage rotor (30) includes: a first step of forming an aluminum bar by filling aluminum into a slot formed in a rotor core (1) by aluminum die casting; a second step of twisting around the rotation ...  
WO/2020/232516A1
The present invention relates to a liftable brush holder (9) system that can operate statically, comprising a motor (1) that drives a reduction gearbox (2) that drives a shaft (3) that moves a disk with an eccentric slot (4), in which th...  
WO/2020/223109A1
Embodiments herein describe an electric powered engine that is self-contained. The engine is configured as a single unit with an adapter plate to match the mounting pattern of a liquid fueled engine equipped to an implement, an output sh...  
WO/2020/193353A1
A rotor (3) for an electric machine (1) is described. The rotor (3) comprises a rotor axis (4) about which the rotor (3) is configured to rotate, and at least one conducting element configured to conduct current in the direction of the r...  
WO/2020/179612A1
This squirrel-cage induction motor 10 has a squirrel-cage rotor 40 wherein a cage conductor 430, which is formed integrally with a rotor core 420 having arranged therein a circumferential configuration of a plurality of slots 424, has a ...  
WO/2020/177984A1
The invention relates to a laminated core (16, 34) for a rotor (14) and/or a stator (12) of a rotating electric machine (140) which has an air gap (20), the laminated core comprising: - teeth (22, 24), which are mutually adjacent in a pe...  
WO/2020/167909A1
An induction motor includes a motor shaft, a rotor, and a rotor conductor bar. In some embodiments described herein, the rotor has a first axial side and a second axial side, and is non-rotatably secured to the motor shaft. The rotor inc...  
WO/2020/162734A1
The present invention relates to an electromagnetic machine comprising: rotation shaft; a stator comprising a multi-phase winding wire; a mover (rotor 1) comprising the multi-phase winding wire and spaced apart from the stator at a prese...  
WO/2020/159603A2
A system and method for generating a force from a voltage difference applied across at least one electrically conductive surface. The applied voltage difference creates an electric field resulting in an electrostatic pressure force actin...  
WO/2020/151870A1
Rotor for an electric motor, comprising a rotor shaft which defines an axial direction, a laminated core through which the rotor shaft passes and which is pressed onto the rotor shaft and comprises a plurality of laminates which are arra...  
WO/2020/143621A1
A mechatronics high-speed asynchronous submersible electric pump, relating to the technical field of deep well pumps. The main points of the technical solution of said pump are: comprising a motor connected to a pump body, the motor comp...  
WO/2020/140474A1
A rotor assembly (6) and a motor using same. The rotor assembly (6) comprises a rotor core (1), end rings (2) located on both end surfaces of the rotor core (1), and guide bars (3) connecting the two end rings (2); several guide bar inst...  
WO/2020/138554A1
The present invention relates to a squirrel-cage induction motor made of a steel-graphite hybrid laminate. According to the present invention, a dense squirrel-cage induction motor can be designed and the weight of the squirrel-cage indu...  
WO/2020/139133A1
The invention relates to electrical engineering, and more particularly to a transverse flux induction motor, and can be used in high-speed electric drives, for example, in the timber industry, and in high-speed fans. The present inventio...  
WO/2020/139820A1
A system includes a motor having a plurality of windings, a rotor and a stator magnetically coupled to the rotor, a plurality of power inverters connected to respective windings, wherein the plurality of power inverters is configured to ...  
WO/2020/120662A1
The rotor (4) for a squirrel-cage asynchronous rotating electrical machine comprises two compaction elements (6) clamping a cylindrical magnetic mass (7), short-circuit disks (8) inserted between the magnetic mass and the compaction elem...  
WO/2020/120660A1
The conductor bar (17) for a squirrel-cage rotor comprises at least one end (17a) which is partially slit such that a section of the end forms two symmetrical branches (22, 23) relative to the slit (21). The centre of gravity (G3, G4) of...  
WO/2020/120658A1
The rotor (18) with a non-through shaft for a rotary electric machine comprises a cylindrical magnetic body (19) clamped between two half-shafts (20), each comprising an attachment flange (21) connected to the magnetic body, axial housin...  
WO/2020/115462A1
A squirrel-cage rotor for a high-speed electrical machine comprising:a rotor core comprising a plurality of channels, and a squirrel-cage comprising two short-circuit rings joined together by a plurality of conducting members. The plural...  
WO/2020/094574A1
The squirrel-cage rotor (12) for an asynchronous rotating electrical machine comprises two compaction elements (15) clasping a cylindrical magnetic mass (14), short-circuit crowns (16) facing that face of the compaction elements opposite...  
WO/2020/094510A1
An electric machine (1) having a stator (4), a rotor (7) and having a fluid-type cooling device (15) is described. The rotor (7) is mounted rotatably relative to the stator (4) by means of a rotor shaft (10) and a first bearing (13) arra...  
WO/2020/075334A1
[Problem] To provide an electric motor capable of high output by rotating a stator of the electric motor, and using the rotational force of this stator for rotation of a rotor. [Solution] This electric motor 80a, 80b rotates a stator 40,...  
WO/2020/076701A1
An efficient, large dynamic range electric motor system and method of operating same, including a frame, at least a first rotor-stator pair, together having a first dynamic range, and a second rotor-stator pair, having a second dynamic r...  
WO/2020/075336A1
This rotating electrical machine comprises: a stator including a stator iron core, a stator slot disposed in the circumferential direction of the stator iron core, and a stator winding disposed in the stator slot; and a rotor including a...  
WO/2020/071602A1
The present invention relates to a connection terminal block for an induction motor having a slidable connection changing part, comprising: a base formed of a plurality of surfaces of an insulator; a connection changing part slidable ins...  
WO/2020/064413A1
The invention relates to a method for producing a rotor (6) for an electric rotating machine (2) having at least one shaft body (12). In order to specify a production method which is simpler and more cost-effective in comparison with the...  
WO/2020/064416A1
The invention relates to a magnetically active unit (100) of an electric machine (140) with at least two poles (101, 102, 103, 104), comprising - a laminated core (154) with grooves (1 to 63), and - at least one winding (116, 118, 120) f...  
WO/2020/054029A1
This squirrel-cage rotor (3) is provided with a shaft (1), a rotor core (4), and a slot (5a). The slot (5a) has: an outer peripheral edge portion (R30) positioned on the outer circumferential side of the rotor core (4), provided with a f...  
WO/2020/056171A1
An induction motor may include a stator assembly and a rotor assembly that revolves or rotates around the state assembly. Additionally, a pole pitch of the induction motor may he less than two inches. The stator assembly may also optiona...  
WO/2020/050280A1
An embodiment of the present invention provides a rotor and a motor equipped with the rotor, wherein a plurality of flux barrier groups and slot groups are provided with intervals therebetween in the circumferential direction of a rotor ...  
WO/2020/050196A1
The present invention addresses the problem of stress concentration in a rotor core and/or the interior of an end ring. According to one embodiment, a rotor for an outer-rotor type motor comprises: a rotor core having a substantially cyl...  
WO/2020/043826A1
The invention relates to an electric machine, comprising a rotor rotatable about an axial direction, which rotor has at least one slot for at least one magnetic field generation means of the rotor, the slot, when viewed in a plane transv...  
WO/2019/245465A3
The invention relates to shaded-pole asynchronous motors used in small power applications requiring low startup moment such as electrical household appliances, toys and ventilation systems, as well as novel mathematical model and space h...  
WO/2020/021087A1
The invention relates primarily to a rotating electrical machine for a motor vehicle including: - a rotor, and - a stator (11) including a winding (17) having a plurality of phases, each phase comprising a plurality of groups of coils (G...  
WO/2020/012695A1
A rotating machine drive system, provided with: a rotating machine having a plurality of windings; an inverter device including an inverter circuit for converting DC power from a DC power supply into AC power and a control device for con...  

Matches 1 - 50 out of 8,208