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WO/2021/186819A1 |
One aspect of a position detection device of the present invention comprises: at least three detection units which include a first magnetic sensor facing a permanent magnet in the axial direction of the rotor of a motor, and a second mag...
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WO/2021/187203A1 |
This motor assembly comprises: a first housing that forms a first space which accommodates a motor; a second housing that forms a second space which accommodates an inverter for controlling the motor; and a dividing wall part that partit...
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WO/2021/186086A1 |
The present invention relates to an electric synchronous motor and to a system comprising the same. The invention further relates to a method of manufacturing an electric synchronous motor. According to the present invention, a sensor un...
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WO/2021/187143A1 |
This motor assembly for an electric vehicle comprises: a motor; an inverter for controlling the motor; a reducer that is connected to the rotary shaft of the motor and transmits the power of the motor to one side of a driving shaft; and ...
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WO/2021/185131A1 |
Disclosed is an electric pump (100), comprising a stator assembly (2), an electric control board assembly (4), and a conduction member (8) capable of conducting electricity, wherein the stator assembly (2) is electrically connected to th...
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WO/2021/187222A1 |
[Problem] To provide a motor with which leakage of refrigerant from a communication port 3a1 of a refrigerant flow passage 3a to the interior and exterior of a housing can be suppressed by an O-ring 39, deterioration of the O-ring 39 due...
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WO/2021/185904A1 |
The invention relates to a method (100) for controlling a planar drive system (200), comprising: in a first stator magnetic field determining step (101), determining a plurality of values of stator magnetic fields for a plurality of diff...
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WO/2021/188151A1 |
A system for measuring temperature in an electric motor, including a stator with field windings in the electric motor and a circuit board proximate to the field windings. The system further includes one or more thermo-electric temperatur...
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WO/2021/185650A1 |
The invention relates to a drive motor (10) for a vacuum cleaner or a machine tool, wherein the drive motor (10) comprises a stator (20) having a stator coil arrangement (26) and a rotor (30) having a motor shaft (33), which is mounted o...
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WO/2021/180383A1 |
The invention relates to an electrically controllable unit. The unit has an electrical machine comprising a rotor (10), a machine shaft (18) connected to the rotor (10) for conjoint rotation, and a signal transmitter (16) that revolves w...
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WO/2021/183422A1 |
A power tool including a housing, a motor having a rotor and a stator, at least one grip sensor configured to generate a grip parameter, and a switching network electrically coupled to the brushless DC motor. An electronic processor is c...
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WO/2021/181829A1 |
The present invention not only reduces the size of an inverter-integrated motor, but also ensures the cooling performance thereof.　The inverter-integrated motor according to the present invention is integrally constituted by an inverte...
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WO/2021/182471A1 |
The present invention increases the operational angle range and improves the S/N ratio of a position transducer. This position transducer has: a light source; and a detector that has at least one pair of photodiodes (PDs) disposed along ...
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WO/2021/180384A1 |
The invention relates to an electrically controllable unit and to an electronically slip-controllable brake system comprising a unit of this type. The unit has an electrical machine comprising a rotor (10), a machine shaft (18) connected...
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WO/2021/177131A1 |
A rotary device (1) that comprises a case (2), a motor (3), gears (5, 6) that transmit the rotation of the motor to the outside, a sensor (7), a connection terminal (40) that is electrically connected to the outside, and a wiring board (...
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WO/2021/176818A1 |
A first shaft member of a shaft of this rotor has a first large diameter portion disposed on a radially inner side of a rotor core and a first small diameter portion positioned on one side in a shaft direction relative to the rotor core....
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WO/2021/175645A1 |
The present invention relates to a device (2), comprising an electronics housing (4) for accommodating electronics for a sensor or an actuator and a function housing (6), separate from the electronics housing (4) when the device (2) is u...
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WO/2021/178462A1 |
An electric machine having a housing with a stator chamber, an axle supported by at least one bearing assembly so that the axle may rotate with respect to the housing, a stator assembly with a stator core and a plurality of wire windings...
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WO/2021/175511A1 |
The invention relates to an electric motor with an air-gap sleeve. The invention makes it possible for the first time to achieve improved heat dispersal from the rotor by means of an excess pressure in the inner region of the rotor of an...
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WO/2021/177408A1 |
During EMC testing of electric motors, a rotation transmission device that penetrates a wall in an anechoic chamber has been unable to achieve high rotation and high torque, using the skipping rope phenomenon. In order to achieve rotatio...
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WO/2021/176791A1 |
Provided is an in-wheel motor structure that can reduce the vehicle width direction dimension of an in-wheel motor, and also efficiently increase the strength of a support member. An in-wheel motor structure that includes an inner stator...
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WO/2021/175535A1 |
The invention relates to a housing (1), in particular for an electric drive system for a vehicle, wherein the housing (1) is configured as a system housing and is provided for receiving a plurality of system components, and wherein the h...
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WO/2021/175888A1 |
The invention relates to an electric machine with a rotor and a stator (1) which surrounds said rotor concentrically, wherein the stator (1) has a shell-shaped outer surface (2) which is surrounded by a housing with a cooling duct struct...
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WO/2021/175659A1 |
The invention relates to an electric motor having a fan guard (9) and rotor shaft (5) mounted rotatably relative to the fan guard (9) and angle sensor (2), a housing of the angle sensor (2) being connected to a torque support (1) which i...
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WO/2021/171832A1 |
This brushless DC motor is provided in a ceiling fan and provided with: a stator (20) having a stator core (22) around which a coil (24) is wounded; a shaft (30) fixed to the center portion of the stator core (22); a bearing (34); a roto...
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WO/2021/170508A1 |
The invention relates to an assembly (1) for a hybrid vehicle, comprising a rotating electric machine (10) and a signal connector (50) which is arranged to be electrically connected to said electric machine (10), characterized in that sa...
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WO/2021/171927A1 |
This brushless DC motor is provided in a ceiling fan and is provided with: a stator core (22) having a plurality of tooth portions (22t) extending in the radial direction and a plurality of slots (22s) provided between the plurality of t...
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WO/2021/170177A1 |
In electric drives, potential differences may occur between the rotor and the housing during operation on account of parasitic capacitances. Rotor mountings can be damaged as a result of discharges, for instance, if these potential diffe...
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WO/2021/173384A1 |
A coil regeneration device comprises an electrically conductive coil including a coiled section; a double magnet system including an inner magnet disposed inside and movable within the coiled section and an outer magnet surrounding and m...
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WO/2021/170284A1 |
The invention relates to a rotor laminated core assembly (100), comprising a rotor laminated core (101) and at least one permanent magnet (102), which is arranged on or in the rotor laminated core (101), wherein the permanent magnet (102...
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WO/2021/170341A1 |
The invention relates to a transmission, comprising a transmission shaft (1), a transmission housing (2), at least one bearing (3), at least one labyrinth seal (4, 5, 6) on the transmission shaft, said labyrinth seal having a plurality o...
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WO/2021/172328A1 |
A vehicular drive device (100) is provided with: a rotary electric machine (MG) arranged on a first axis (A1); an output member (OUT) arranged on a second axis (A2) parallel to the first axis (A1); an inverter device (INV); a terminal bl...
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WO/2021/166682A1 |
The present invention includes: rotating a motor shaft to a predetermined rotation stop position by exciting coils of two phases from among coils of three phases of a stator coil; acquiring a detection value of a rotation angle sensor at...
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WO/2021/165631A1 |
An electric turbomachine for use with an internal combustion engine, a turbocharger or a fuel cell e-compressor, said electric turbomachine comprising: a high-speed electrical machine located internally within a housing that is arranged ...
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WO/2021/165630A1 |
An electric turbomachine for use with an internal combustion engine, turbocharger or a fuel cell e-compressor, said electric turbomachine comprising: a compressor (20) that is arranged to compress fluid within a turbo compressor when it ...
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WO/2021/166302A1 |
One embodiment of the motor unit according to the present invention is provided with: a motor having a motor shaft extending along the motor axis line; a gear portion connected to one side of the motor in the axial direction; an inverter...
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WO/2021/164908A1 |
The invention relates to a separating can of a magnetic coupling, said separating can comprising a base (2), a flange (3), a casing (4) which is arranged cylindrically about a central axis (X-X) of the separating can, and a line arrangem...
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WO/2021/166873A1 |
This rotor includes a rotor core (21) having magnet accommodation holes (24), and permanent magnets (22) that are embedded in the magnet accommodation holes of the rotor core and that have a folded back shape that protrudes inward in the...
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WO/2021/166872A1 |
This rotor includes: a rotor core (21) including magnet accommodating holes (24); permanent magnets (22) embedded in the magnet accommodating holes of the rotor core; and an annular end surface magnet (41, 51, 61, 71, 81). The rotor is c...
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WO/2021/166042A1 |
A diagnostic device (7) of a permanent magnet synchronous motor, the diagnostic device (7) comprising: a reverse phase current calculator (4) that calculates reverse phase current on the basis of the magnitude of current of a plurality o...
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WO/2021/166177A1 |
The purpose of the present invention is to improve the accuracy of estimating the internal distribution state of a rotating electric machine. The rotating electric machine has: a stator (2); a rotor (3) disposed rotatably on the radial i...
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WO/2021/166300A1 |
One embodiment of the motor unit according to the present invention is provided with: a motor having a motor shaft extending along a motor axis line; a gear portion connected to one side of the motor in the axial direction; a housing bod...
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WO/2021/161947A1 |
A drive device (1) is provided integrally with: a motor (80); and a control unit (10) for controlling the motor (80) using a power supply and a signal supplied from an external cable (19). The control unit (10) includes: a parent board (...
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WO/2021/161843A1 |
This bearing device (1) comprises: a magnetic ring (8) fixed to an inner wheel (3); and a stator (9) fixed to an outer ring (2) so as to oppose the magnetic ring (8). The magnetic ring (8) and the stator (9) form a claw pole-type generat...
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WO/2021/161805A1 |
An electric compressor with an integrated control circuit board comprises: a compression mechanism; an electric motor which drives the compression mechanism; a control circuit board which controls the operation of the electric motor; a h...
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WO/2021/160954A1 |
The invention relates to a rotor (10) for an electric motor, comprising: - a rotor shaft (32) mounted so as to be rotatable about an axis (X); - a lamination stack (14) coaxially mounted on the rotor shaft (32), the lamination stack (14)...
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WO/2021/161567A1 |
This motor is equipped with: a rotor and a stator; a motor housing; an inverter; and an inverter case. The motor housing and the inverter case are arranged to abut each other. The inverter case has lateral walls that enclose the inverter...
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WO/2021/161566A1 |
Provided is an inverter device capable of suppressing the occurrence of vibration and a puddle on the top wall of an inverter case. The inverter device is provided with an inverter and an inverter case for internally housing the inverter...
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WO/2021/157935A1 |
An embodiment can provide a motor comprising: a shaft; a rotor including a rotor core and a coil arranged on the rotor core; a stator arranged outside the rotor; a substrate electrically connected to the coil; and a first housing in whic...
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WO/2021/155890A1 |
The invention relates to an electrical machine (4) of a motor vehicle, said electrical machine comprising an electric motor (16) and an electronics compartment (18) having a printed circuit board (40) located therein and having a phase c...
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