Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 15,669

Document Document Title
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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. ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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:...  
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...  
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...  
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...  
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 ...  
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...  
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...  
WO/2017/084702A1
An automotive brushless electric fluid pump (10) wherein the fluid pump (10) comprises a pump unit (22) for pumping the fluid, a printed circuit board (42) for electronically commutating a driving motor (34) driving the pump unit (22), a...  
WO/2017/081822A1
Provided are a rotor, a rotating electric machine, and a rotor manufacturing method in which the number of components is reduced, fixing is facilitated, and misalignment can be suppressed. The rotor is provided with: a cylindrical rotor ...  
WO/2017/072965A1
This electric motor is provided with a stator, a rotor which is provided so as to be capable of rotation with respect to the stator, a power IC which applies a drive voltage to the stator, a Hall IC 21 which detects the rotational positi...  
WO/2017/071883A1
The invention relates to a direct drive (10) for a wiper system (12) of a motor vehicle, with an EC motor (20) and a cross-helical gear (22), the EC motor (20) being arranged in a motor housing (14) and the cross-helical gear (22) being ...  
WO/2017/068639A1
In order to provide an electric motor rotor manufacturing method and manufacturing device for the purpose of obtaining a highly efficient electric motor, this rotor, which comprises rotor magnets provided along the circumferential direct...  
WO/2017/068674A1
This electric motor includes: a rotor that rotates about a rotation axis; a stator that has a plurality of winding wires and that is arranged on the outside, in a direction orthogonal to the rotation axis, of the rotor; a detector that d...  
WO/2017/064767A1
An electric motor 100 is provided with a stator 42, rotor magnet, sensor magnet 11, substrate 46, and magnetic sensor 47. The circumferential-direction position of a first inter-magnetic pole section between a first magnetic pole and a s...  
WO/2017/046953A1
Provided is a permanent magnet synchronous motor 100 comprising: an annular stator core 1a; a cylindrical rotor 2 that is disposed inside the stator core 1a and that has a first end surface 2c in the axial direction of the stator core 1a...  
WO/2017/036303A1
An electric tool and drive method of a brushless motor thereof. The electric tool comprises: a brushless motor comprising a rotor and at least two stator windings having different phases; and a drive system configured to drive the brushl...  
WO/2017/036549A1
Automotive auxiliary device (1) with a brushless and electronically commutated electric drive motor (2), the drive motor (2) comprising: •a rotatable motor rotor (3) defining a longitudinal rotor axis (10) and comprising a rotor shaft ...  
WO/2017/033827A1
This motor includes a two-layer rotor, a two-layer stator and a control unit. An A-phase rotor includes a pair of rotor cores and a field magnet. A B-phase rotor includes a pair of rotor cores and a field magnet. An A-phase stator includ...  
WO/2017/033239A1
A dynamo-electric machine includes: a rotor core rotating about a rotation axis; a plurality of first magnets arranged side by side in the circumferential direction of the rotor core and embedded in the rotor core; a second magnet which ...  
WO/2017/032540A1
The invention relates to a Lorentz actuator comprising: - a magnet arrangement; - a coil arrangement; - a current controller for supplying a current to the coil arrangement; wherein the magnet and coil arrangement are moveable relative t...  
WO/2017/028529A1
Disclosed is a heat dissipation structure of a brushless motor. The brushless motor (2) is covered by a fan cover (3) which is provided with an air outlet (4) and an air inlet (5). A fan (6) is fitted at the end part of a motor shaft nea...  
WO/2017/030088A1
In the present invention a control circuit 63 controls an inverter circuit 62 on the basis of detection values from Hall sensors 61a, 61b, and 61c, and activates a rotor 50. After activation of the rotor 50, the control circuit 63 contro...  
WO/2017/013674A1
This invention aims at developing an Induction Motor that consumes less power than existing Induction Motors. An efficient Induction motor comprises a stator that includes three field windings and a rotor that includes rotor conductors s...  
WO/2017/015638A1
A DC electric motor having a stator mounted to a substrate, the stator having a coil assembly having a magnetic core, a rotor mounted to the stator with permanent magnets distributed radially about the rotor, the permanent magnets extend...  
WO/2017/011682A1
A brushless motor includes a stator having stator core and winding teeth evenly distributed on the stator core; and a rotor rotatably disposed within the stator with the winding teeth facing the rotor, where the rotor has a rotor core an...  

Matches 1 - 50 out of 15,669