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WO/2018/109465A1 |
A stator for an electric motor or generator, the stator including a first circumferential portion and a second circumferential portion, wherein the first circumferential portion is oriented substantially perpendicular to the second circu...
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WO/2018/100392A1 |
The present techniques generally relate to electric motor which may include one or more sensors usable to determine rotor alignment and/or speed. A method and apparatus for rotor alignment and/or speed error detection and/or correction a...
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WO/2018/094051A1 |
A thrust magnetic bearing integrated with an induction machine and methods for using the same for slow roll control of rotors and other rotating components is provided. The rotor can include a shaft and a thrust bearing disk. The thrust ...
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WO/2018/091101A1 |
The present invention relates to an electric automotive fluid pump (10) comprising an electronically commutated motor (42) with a motor rotor (46) being permanently magnetized and stator coils (50), and a motor electronics (58) for elect...
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WO/2018/091824A1 |
The invention relates to a high-speed electric machine, having a speed higher than 20,000 rpm, comprising a rotor (1) having 1 or 2 pairs of magnetized poles, and an enhanced stator (2) which has an outer diameter that is larger than 18 ...
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WO/2018/087436A1 |
The present invention relates to an electromagnetic actuator (1) with axial flux, which comprises at least one stator (2, 2a) with at least one auxiliary series (3) of windings and a first series (3a) of windings (10). The first series a...
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WO/2018/075735A1 |
A sort buffer (302) includes a phase sector determination circuit (402), a phase sector update circuit (404), and a phase sector completion circuit (406). The phase sector determination circuit (402) is configured to determine a phase se...
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WO/2018/062656A1 |
The present invention relates to a BLDC motor, the BLDC motor comprising: a stator having a plurality of teeth extending toward the interior of a core, and having an extended pole shoe at the inner end, in the radial direction, of each t...
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WO/2018/056561A1 |
A non-stop motor according to an embodiment of the present invention comprises stators and a rotor. The stators comprise: an inner core stator and an outer core stator annularly formed and facing each other with a gap therebetween; and a...
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WO/2018/047746A1 |
If B, L, M, N, and X denote natural numbers, S denotes the number of slots (15), P denotes the number of magnetic poles of a magnet (9), and A denotes the smallest value among values of L that satisfy X = 90(2L-1)/{(360/S)×(P/2)}, the n...
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WO/2018/040365A1 |
Provided is a method for machining a permanent magnetic direct-current brushless motor, the method comprising the following steps: machining a semicircular acceleration notch (3) having a magnetic flux control function at the middle posi...
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WO/2018/044141A1 |
The present invention provides an apparatus for sensing rotor location, the apparatus comprising: a sensing magnet; and a substrate arranged above the sensing magnet, wherein the sensing magnet comprises a main magnet and sub magnet, the...
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WO/2018/037455A1 |
A consequent pole-type rotor 20 comprising: a plurality of first magnetic pole sections 60 each including a plurality of permanent magnets and having a first polarity as a result of the permanent magnets; a plurality of second magnetic p...
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WO/2018/030611A1 |
The present invention relates to a BLDC motor comprising: a stator, which has a plurality of teeth formed to extend to the inner side of a core and has coils wound around the teeth; a rotor arranged to be spaced from the inside of the st...
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WO/2018/028736A1 |
A method for adjusting an actuator device having a magnetic sensor apparatus and an actuator, said magnetic sensor apparatus having a transducer module with at least one permanent magnet and a sensor module with a first sensor for measur...
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WO/2018/025986A1 |
A motor that comprises: a shaft that is centered on a vertical center axis; a bearing mechanism that rotatably supports the shaft; an armature that is positioned outside the bearing mechanism in the radial direction; a bracket that has t...
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WO/2018/019378A1 |
The invention is directed to an electrical device (10) comprising a brushless one-phase driving motor (20) and a mechanical unit (12) being driven by the driving motor (20), the driving motor (20) comprising a motor rotor (30) being radi...
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WO/2018/016839A1 |
A brushless direct current vibration motor is provided. An eccentric weight arranged in a rotor is fixed between a back yoke and a permanent magnet such that both upper and lower surfaces of the eccentric weight are firmly fixed. The wei...
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WO/2018/003013A1 |
A stator (100) to which a power supply lead wire (11) for supplying electric power is connected, said stator (100) being provided with: a stator core (1); a winding (3) wound around the stator core (1); winding terminals (4a, 4b, 4c) con...
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WO/2018/001411A1 |
The invention relates to a method for measuring the angular position of a rotor (4) relative to a stator (3) of a clutch release system (2) of a motor vehicle, wherein an electric sensor (6) for detecting at least one magnet present on t...
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WO/2017/221702A1 |
Provided is a motor having a partition wall arranged between a rotor and a stator, with which it is possible to increase the accuracy of the relative position, in the diameter direction, of a magnet for driving the rotor and a magneto-se...
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WO/2017/207926A1 |
The invention mainly relates to a rotary electric machine, in particular for a motor vehicle, comprising: - a rotor mounted on a shaft, - at least one bearing (18) having a central opening (60) for passage of said shaft, said bearing (18...
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WO/2017/203570A1 |
This IPM motor rotor is provided with: a rotor core; a permanent magnet that is buried in the rotor core; a sensor magnet that is provided to one end of the rotor core; and a resin that covers the sensor magnet and fixes the sensor magne...
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WO/2017/186211A1 |
The invention relates to a method for linearizing signals of a magnetic field receiving module of a sensor-controlled commutated electrical machine (100), which comprises a stator (106) and a rotor (104), during a teaching process, where...
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WO/2017/182177A1 |
The invention relates to a motor control electronics system (1) for a brushless DC motor (20) which comprises a stator (22), a rotor (24) and a motor shaft (26) which is connected to the rotor (24), having an evaluation and control unit ...
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WO/2017/183473A1 |
The objective is to provide a brushless motor that has a reduced cost and that is able to efficiently block and absorb electromagnetic noise generated by the stator. This brushless motor 10 is equipped with a shaft 12, a rotor 14, a stat...
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WO/2017/183176A1 |
An electric rotating machine (100) includes: an output shaft (7); a magnetic body (28) fixed in a case (21) that surrounds the output shaft (7); a sensor magnet (27) fixed to the output shaft (7) and generating a magnetic field for detec...
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WO/2017/173787A1 |
A switched reluctance motor, comprising a housing and a rotor (410) and a stator (420) that are provided within the housing. The rotor (410) comprises multiple rotor teeth provided around the circumferential direction, and rotor grooves ...
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WO/2017/173878A1 |
A brushless motor comprises a stator (300), an end cover (200), a rotor (100), an encoder magnet (120), and a hall sensor (210). The hall sensor (210) is fixed at an inner side of the end cover (200). The encoder magnet (120) and the end...
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WO/2017/168751A1 |
A sensor magnet (25) is provided with: a first magnetic pole section (251) including a magnetic pole having a first polarity; a second magnetic pole section (252) including a magnetic pole having a second polarity; and an interpolar sect...
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WO/2017/173075A1 |
A brushless direct current motor for a power tool. The motor includes a stator assembly including a stator core having stator laminations with an annular portion and inwardly extending stator teeth. The motor also includes a rotor assemb...
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WO/2017/162232A1 |
The invention relates to a method for the adjusted fastening of a magnetic sensor device to an actuator (100), the magnetic sensor device having an indicating module, which has at least one permanent magnet (112), and a sensor module, wh...
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WO/2017/162589A1 |
The invention relates to an electrical machine (10), in particular an electronically commutated EC motor, and to methods for producing an electrical machine (10) of this type having a pole pot (15), in which a stator (16) and a rotor (18...
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WO/2017/150487A1 |
電動式のモータであって、シャフトと、ロー
タマグネットと、ロータマグネットよりも軸
方向上側に位置するセンサヨークと、センサ
ヨークに支持されるセンサマグネットと...
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WO/2017/143500A1 |
A motor may comprise a rotor housing, at least one magnet operably coupled to the rotor housing, a stator disposed within the rotor housing, and at least one sensor. The magnet may correspond to a rotor pole that provides magnetic flux. ...
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WO/2017/141583A1 |
Provided is a motor drive device capable of providing the characteristics of a sensor-equipped brushless motor for an outer-rotor type sensorless brushless motor. This drive device for an outer-rotor type sensorless brushless motor (here...
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WO/2017/137181A1 |
An electromagnetic motor is described, the electromagnetic motor comprising: a magnet assembly configured to generate a two-dimensional alternating magnetic field having a pitch Pm1 in a first direction and a pitch Pm2 in a second direct...
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WO/2017/138466A1 |
Provided is a brushless motor that can accurately detect magnetism, and that can ensure the rigidity of a center piece. A brushless motor (10) is provided with a stator (12); a rotor (14) which has a rotor magnet (22) arranged on the rad...
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WO/2017/125273A1 |
The invention relates to an electric motor (1), in particular for use as a servomotor or fan motor in a motor vehicle. The electric motor (1) comprises a stator (3), a rotor (2), and an inductive angle sensor (9) for sensing the rotation...
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WO/2017/121226A1 |
Multiple rotors, multiple stators, and a switched reluctance motor structure having multiple rotors and multiple stators. The switched reluctance motor structure having multiple rotors and multiple stators comprises a switched reluctance...
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WO/2017/121472A1 |
An automotive electric fiuidic pump (10) having a brushless and electronically commutated electric drive motor (12). The drive motor (12) comprises a permanent-magnetic motor rotor (30) rotating around a rotation axis (61) and being prov...
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WO/2017/122677A1 |
The present invention is provided with: a rotor (4) having magnets (16) in which a plurality of N-pole magnets (16N) and a plurality of S-pole magnets (16S) are disposed in order in the rotation direction; and three Hall ICs (50u, 50v, 5...
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WO/2017/123604A1 |
An actuator comprising a housing defining an interior cavity for a motor, gear assemblies, and a printed circuit overlying the motor and the gear assemblies. An elastomeric seal band is located between the housing and the cover for seali...
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WO/2017/110442A1 |
Provided are a control device for an electric motor, and an electric brake device, with which the temperature of a permanent magnet can be estimated with a small amount of error. The control device for an electric motor is equipped with:...
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WO/2017/109968A1 |
A permanent magnet motor is provided with: an armature; a rotor; and an angle detector. The angle detector is provided with: a sensor magnet; and a semiconductor sensor. The sensor magnet is bipolarly magnetized, is disposed on an end po...
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WO/2017/104306A1 |
A brushless motor 1 having: a rotor 15, which has magnets arranged in the circumferential direction centered around a rotary shaft 32 such that the poles of the magnets are alternately placed in the opposite direction, and which is attac...
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WO/2017/102630A1 |
The invention relates to an electric drive unit (10) having a housing which has a first housing part (12) and a second housing part (14), and the first and/or the second housing part (12, 14) accommodates an electronics unit (81), wherei...
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WO/2017/098094A1 |
The present invention relates to a rotor (R) intended for an axial-flow electromagnetic motor (M) comprising at least one magnet (3) forming a ring, with two faces of said at least one magnet (3) intended to be respectively opposite one ...
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WO/2017/092741A1 |
The invention relates to a rotor device (1) for an electric motor and/or generator, comprising a rotor body (2) and a plurality of magnets (3). The rotor body (2) has a rotor shaft receiving area (4) and a plurality of magnet receiving a...
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WO/2017/096380A1 |
In described examples, a motor control system (800) for a permanent magnet synchronous motor (PMSM) uses two linear Hall devices (801, 802) to produce a first signal indicative of a strength of a first magnetic field component produced b...
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