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Patent Searching and Data


Matches 151 - 200 out of 15,924

Document Document Title
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/2016/113227A9
The invention relates to an electric motor comprising a shaft and at least two plates secured to the shaft. An even number of pairs of solenoids is arranged around the shaft. On either side of the solenoids, one magnet per pair of soleno...  
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...  
WO/2017/007443A1
An electric generator contains stationary disks (4) having circumferentially-disposed coils, electromagnets (7) and magnetic field sensors (6), and also movable disks (8) having cylindrical magnetic elements (10) positioned in seating so...  
WO/2017/002873A1
Provided is a brushless motor in which a rotor comprises a plurality of segmented permanent magnets (7) that are each formed on the outer circumference of a rotating shaft so as to have a fan shape in an axial cross section, that are mag...  
WO/2017/001159A1
The invention describes an electrical machine comprising a stator and a rotor which is separated from the stator by an air gap and has a plurality of shell-like magnet segments which are fastened to a magnetic return path element. In thi...  
WO/2016/203524A1
A permanent magnet electric motor 100 is provided with a rotor 2 and a rotational position detection sensor 7 for detecting the rotational position of the rotor 2. The rotor 2 is provided with a rotating shaft 4, an annular ferrite magne...  
WO/2016/203592A1
A permanent magnet electric motor is provided with an annular stator core 1a, a rotor core 2a, and a rotational position detection sensor 7. A rare-earth magnet 2c and a ferrite magnet 2d are arranged adjacent to each other in the axial ...  
WO/2016/203615A1
A rotor (20) of this electric motor is provided with a rotor magnet (10) which is formed around a rotor shaft (1) integrally with the rotor shaft (1), and a position detection magnet (11) which is attached to one axial end of the rotor m...  
WO/2016/192003A1
A brushless can motor is disclosed. The motor includes a motor shaft (20), a rotor fixed to the motor shaft (20), a first end cap (24) on which a first end of the motor shaft (20) is rotatably supported, a second end cap (26) on which a ...  
WO/2016/188764A1
The present invention relates to an electric machine comprising a rotor (10) and a stator (12) comprising a wall (32) opposite the rotor, said stator carrying a multiplicity of radial notches disposed circumferentially along said stator....  
WO/2016/186525A1
An electric fan with a self-cleaning mode to energise rotating fan blades in alternate forward and reverse directions to create a vibration in order to shake built-up dust or dirt particles from the blades in a frequency at which the rot...  
WO/2016/181659A1
Provided is a rotary electric machine in which increase in temperature of a rotational position sensor can be suppressed. This rotary electric machine for an internal combustion engine includes a stator 31 and a sensor unit 41. The senso...  
WO/2016/151556A3
An improved BLDC water pump rotor comprising of Housing having magnets attached at one end of the housing surface and the extension of the Guiding pin and integrally formed with the housing surface of the extension portion a Rotor Assemb...  
WO/2016/173107A1
A direct current brushless motor having embedded magnets, comprising a stator (20) and a rotor (10) rotatable relative to the stator (20). The rotor (20) has a plurality of ferrite magnets (11) evenly distributed in a circumferential dir...  
WO/2016/174704A1
Disclosed is a control device wherein a control unit 1 is coaxially mounted with a motor 2. At the boundary between the motor 2 and the control unit 1, an upper frame 40 is disposed. In the control unit 1, a semiconductor module 35, an i...  
WO/2016/171773A1
A linear motor includes a forcer having a plurality of teeth spaced apart along a longitudinal axis of the forcer. At least some teeth arranged about a longitudinal center of the forcer are dimensioned different from at least some other ...  
WO/2016/164122A2
A device for generating thrust using the dynamic Casimir effect comprising: an epitaxial stack of closely spaced parallel semiconductor laminae; and a voltage source; wherein each said semiconductor lamina is connected to said voltage so...  
WO/2016/155733A1
The invention relates to a magnet sensor of an electric drive, which is mounted on a shaft end of a shaft. The aim of the invention is to devise a magnet sensor means which allows as simple a connection as possible to be produced between...  
WO/2016/156511A1
A variable-speed direct current motor comprising a stator (22), a rotor (23) arranged within the stator, and a motor drive device (40) arranged partly at the stator and partly at the rotor, wherein the stator comprises a yoke (25) defini...  
WO/2016/155271A1
A direct-current brushless motor, comprising a motor body (1) and a motor controller (2), wherein the motor controller comprises a control box (21) and a control circuit board (22), the motor body is a plastic package body, and comprises...  
WO/2016/155734A1
The invention relates to a magnet sensor of an electric drive, which is mounted at a shaft end or an inner ring of a rolling element bearing of a shaft, said inner ring being secured to the shaft. The aim of the invention is to devise a ...  
WO/2016/097565A3
The invention relates to a variable-reluctance electric machine that can be used as a vehicle supercharger. The electric machine comprises a stator (102) comprising pairs of stator teeth (108) and a rotor (110) comprising a pair of rotor...  
WO/2016/124416A1
The invention relates to a drive unit (100) for a wiper system, comprising an electronically commutated drive motor (10) having a drive shaft (15), and a transmission (50) having an output shaft (60) that can be driven by the drive shaft...  
WO/2016/119476A1
Disclosed are a mounting structure of a Hall circuit board, and a brushless direct current motor applying the same. The mounting structure of the Hall circuit board comprises a fixing frame (1) and a Hall circuit board (2). The top of th...  
WO/2016/117396A1
A drive device 10 configured so that the rotating shaft 27 of an electric motor 16 is positioned in the direction of axis B1, the drive device 10 comprising: a stopper 77 for positioning the rotating shaft 27 in the direction of axis B1;...  
WO/2015/113121A8
The invention is intended for industry as component of cargo conveyors. In it the relevant commutation electronics is located outside the roller body. The invention provides that only four wires pass through the axial element for easy as...  
WO/2016/117114A1
In this electric drive device, a connection member that connects a motor to an inverter is positioned is positioned in line symmetry such that a magnetic field produced by a three-phase AC current flowing in the connection member is offs...  
WO/2016/113227A1
The invention relates to an electric motor comprising a shaft and at least two plates secured to the shaft. An even number of pairs of solenoids is arranged around the shaft. On either side of the solenoids, one magnet per pair of soleno...  
WO/2016/092035A1
The invention relates, according to the most general acceptance thereof, to an electronic actuator made up of a polyphase brushless motor comprising a rotor provided with permanent magnets and secured to an output shaft, and a stator sup...  
WO/2016/088698A1
[Problem] To provide a motor in which an in-plane skew effect can be obtained by arranging the pitch of the magnetic poles in a non-uniform manner, without increasing the machining cost of the magnets or the assembly time of the rotors, ...  
WO/2016/084352A1
 This rotating electrical machine (10) for internal combustion engine comprises a rotor (21) connected to a rotary spindle of an internal combustion engine (12), and a stator (31) fixed to the body (13) of the internal combustion engin...  
WO/2016/084319A1
The present invention is configured such that a projecting part (206) is formed on the inner circumferential surface of a housing (12, 13), and a recessed part (121) is formed on the outer circumferential surface of a stator (11), the st...  
WO/2016/050643A3
The invention relates to a drive device (615) comprising: an electric motor (601), wherein the b-side (605) of the electric motor (601) comprises a first receiving area (101) for a electronic power converter and a second receiving area (...  
WO/2015/124882A3
The invention relates to a synchronous machine (1) including a stator (2) and a rotor (3). Said machine is provided with at least one sensor (1a) of the angular position of the rotor (3) and is characterized in that the stator (2) includ...  
WO/2016/075215A1
In order to increase the power and efficiency of an electric machine by avoiding losses particularly during operation in the upper rotational speed range, the invention relates to a wave winding (100; 200) for a stator of such a machine,...  
WO/2016/072075A1
In this electric motor (10), electromagnetic force is generated among a plurality of permanent magnets (61) and coils (50a, 50b, 50c), and a magnetic bearing for rotatably supporting a rotating shaft (30) at the other end side in the axi...  
WO/2016/066307A1
The invention relates to an actuator drive (1) for a flap (2) or for a valve for setting a gaseous or liquid volume flow. The actuator drive has a DC motor (3), a reduction gear (4) connected downstream and a gearbox-side output (5) for ...  
WO/2016/062844A1
The invention relates to a polyphase electric motor comprising a stator (1) having at least three coils (33, 43, 36, 46, 37, 47) and made up of 12.K radially extending teeth and a rotor (2) having 5.K pairs of magnetic poles, K being equ...  

Matches 151 - 200 out of 15,924