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Patent Searching and Data


Matches 301 - 350 out of 15,921

Document Document Title
WO/2013/072219A3
The invention relates to a control device (3) for operating a drive motor (2), comprising: a circuit board (4) having control electronics; a magnetic field sensor (8) for detecting a magnetic field change and for providing a correspondin...  
WO/2014/049218A2
The present invention relates to an electrical connection system and assembly for a brushless electromagnetic motor comprising a coiled stator assembly with P electric phases and X coils per phase, each coil exhibiting in proximity a bod...  
WO/2014/051011A1
The magnetic pole of a specific one of magnets (131 to 133) is partially inverted. When the inverted magnetic pole of a part (134) of the specific one magnet (133) is detected by a specific one of three Hall ICs (141 to 143) by relative ...  
WO/2014/048453A1
This electric motor (M) includes a stator (S) comprising a housing (2) in which stator coils (22) are arranged, and a non-rotating portion (4) fixed in rotation with respect to the stator coils (22), a rotor (R) including a rotor shaft (...  
WO/2014/048452A1
This electric motor (M) includes a stator (S) comprising a housing (2) in which stator coils (22) are arranged, and a non-rotatable portion (4) fixed in rotation with respect to the stator coils (22), a rotor (R) including a rotor shaft ...  
WO/2014/046565A1
The DC generator is intended for producing a direct current without commutation of windings and without the use of sliding contacts. A stator winding (5) with an iron core in the form of an arc (4) is arranged coaxially above the pole of...  
WO/2014/040893A2
Rotor (2) for a permanent magnet electric machine (1), in particular a brushless DC machine, which rotor is arranged concentrically about a rotor axis (1') and has a passage opening (8) running along the rotor axis (1') for accommodating...  
WO/2014/039954A1
A variable reluctance resolver (60, 61 ) including a resolver stator (70) having an annular resolver stator core (88) surrounding an axis (22), a resolver rotor (72) rotatable about the axis (22) relative to the resolver stator (70) and ...  
WO/2014/037024A1
A disc resolver of an electric motor, especially of a brushless direct current electric motor, has at least one rotating disc (3), (resolver rotor) and one stationary disc (4), (resolver stator). The two discs are arranged essentially in...  
WO/2014/020273A1
The present invention relates to a mono- or polyphase electric motor comprising a stator carrying at least three coils and consisting of 12 x N straight teeth extending radially, N being an integer greater than or equal to 1, and of an e...  
WO/2014/019641A1
The invention relates to a permanent magnet synchronous motor, in particular an electric three phase motor, comprising a stator in which stator teeth with interposed stator grooves are arranged, at least one winding made of an electrical...  
WO/2013/057064A3
A stator with coils (3) associated with at least two different phases is provided. A rotor comprising a shaft (5) and rotor magnets (7) arranged on the latter is provided. The rotor is arranged in a cavity of the stator. The shaft (5) is...  
WO/2013/160075A3
The invention relates to a method for determining and/or actuating a position of an electric motor, in particular in a clutch‑activation system of a motor vehicle, in which the position of a rotor of the electric motor (14) is obtained...  
WO/2013/183114A1
A surface liquid recovery device of the present invention is provided with the following: a suction port configured so as to suck in the surface liquid of the liquid inside a liquid tank following the water level of the surface of the li...  
WO/2013/177886A1
A DC brushless motor structure of a Hall element sensor comprises a housing (1), a stator assembly (2), a rotor assembly (3), a front end cover (4), a rear end cover (5), a magnetic ring (6), a circuit board (7) and a Hall element (8). T...  
WO/2013/131349A1
A brushless direct current motor comprises a stator (5), a rotor (7), and a revolving shaft fixed at a center hole of the rotor (7). In each cross section of the stator (5), the mechanical eccentric angle between a line, connecting an in...  
WO/2013/127783A1
Disclosed is a rotary electric machine comprising: - a rotor (1) that includes a laminated core (2) arranged on a rotor shaft (7); - the rotor (1) has at least one end-winding cover (4) that encloses the laminated core (2) in the axial d...  
WO/2013/125593A1
The present invention addresses the problem of providing a compact brushless direct-current motor which facilitates motor assembly work and achieves higher output than in the prior art without increasing the motor outer diameter, an opti...  
WO/2013/123759A1
A stator of a two-phase brushless motor with a permanent magnet outer rotor comprises: a circular body (1), a center hole (2) being provided in the middle of the circular body (1); an even number of stator teeth (3) that surround the cen...  
WO/2013/041835A3
An electric motor apparatus configured as a universal motor and method of operating the same are provided. The electric motor apparatus comprises a rotor component arranged to rotate with respect to a stator component. A rotor winding ar...  
WO/2013/113794A1
The invention relates to an arrangement (20) for determining the angular position of a shaft (11) of an electric motor (10), in particular of a shaft (11) of a windscreen wiper motor (100), with a magnet element arrangement, connected wi...  
WO/2013/004684A3
The invention relates to an electronically commutated electric motor. The electric motor has a stator and a rotor, in particular one formed with permanent magnets. The electric motor has a control unit, which is connected on the output s...  
WO/2013/108581A1
[Problem] To provide a permanent magnet type rotating machine that is capable of reducing a cogging torque and increasing a rotating torque. [Solution] The permanent magnet type rotating machine is equipped with: a rotor (24) on which pe...  
WO/2013/009727A3
A method for forming a secondary for a motor, for instance a linear drive motor, includes providing a sheet of highly magnetic permeable material with a plurality of slots extending through the sheet spaced along a length of the sheet. T...  
WO/2013/094086A1
This motor control unit houses two circuit substrates in a substrate case, and has a connection holder arranged on the outer surface of the substrate case. The connection holder has both an external connection terminal and connection pin...  
WO/2012/123575A3
The invention relates to an electric motor comprising a rotor and a coiled stator, the rotor comprising a shaft (21) and two disks (22a) that are rotatably fixed to the shaft and provided with permanent magnets (24), a so-called outer po...  
WO/2012/033688A3
A permanent magnet motor for position sensorless drive operation provides a stator design that exhibits a saliency (machine asymmetric) functionally dependent on rotor position as caused by periodic magnetic saturation of stator structur...  
WO/2013/014151A3
The invention relates to an electrical machine comprising a rotor and a stator, said rotor comprising permanent magnets and the stator comprising a coil and a stator pole which comprises stator surfaces which face the permanent magnets o...  
WO/2013/065577A1
The present invention is equipped with a cylindrically formed motor case (41). Within the motor case (41) there is provided a bus bar unit (45), which has motor-side conductive plates (MP) to which the ends of a coil (42b) are connected,...  
WO/2013/012701A3
Embodiments of the invention provide an electric machine module including an electric machine positioned with a housing. The brush less electric machine including a center axis of rotation and a support member with a field coil wound aro...  
WO/2013/014071A3
The invention relates to an electric motor, in particular an electronically commutated electric motor. The electric motor has a rotor which is formed, in particular, with permanent magnets. The electric motor also has a rotor position se...  
WO/2012/025707A3
An electrical machine (10) has three phase windings (12). Each phase winding (12) is connected to a respective current source (18). Each current source 18 provides alternating current to the corresponding winding (12). The current source...  
WO/2012/013783A3
The invention relates to a stator for an electric machine, comprising at least two sub-stators having respective grooves for receiving windings. The groove openings of the two sub-stators are displaced in relation to each other in the ci...  
WO/2013/044440A1
A servo motor and a servo control system. The servo motor comprises a stator (1), a rotor, a linear Hall element (2), and a switch Hall element (3). The linear Hall element (2) and the switch Hall element (3) are provided therebetween wi...  
WO/2013/044443A1
A three-phase polymorphic servo motor comprising a stator (1), a rotor, a servo controller, a linear Hall element (2), and a switch Hall element (3). The linear Hall element (2) and the switch Hall element (3) are provided therebetween w...  
WO/2013/020846A3
Rotor (1, 1') for a permanent-magnet machine (14, 14') comprising a plurality of permanent magnets (5) arranged in the interior of the rotor (1, 1') that define poles (7), wherein - the rotor (1, 1') consists of at least two individual r...  
WO/2013/041287A1
The invention relates to a method for determining the rotor position and speed of a rotating field machine comprising a detection step (763) for detecting a sector in which a rotor of the rotating field machine is positioned, based on ha...  
WO/2013/041059A1
A position detecting device, comprising a fixed grid component (20) immovably fixed and comprising a plurality of grid windows; a moving grid component (30) installed on the rotor shaft (52) of an electric motor (50) and rotationally syn...  
WO/2012/140053A3
The invention relates to an electronically commutated electric motor. The electronically commutated electric motor has a rotor, which in particular is formed as a permanent magnet, and a stator. The electric motor also has a control unit...  
WO/2013/025270A1
An electrical rotating machine, such as a generator or motor, communicates power from a stationary location to the rotating rotor of the rotating machine via opposed pairs of capacitor plates, one plate of each pair rotating with the rot...  
WO/2012/110532A3
A stator stack for a linear motor of a vehicle (1) of a magnetic-levitation transport system with a driving and supporting function can be fastened to a travel path and comprises a large number of stator laminations (16) running in the l...  
WO/2013/021439A1
Provided is a magnetically driven power-saving blower that is capable of stably blowing air with a simple structure, or an electricity generator that is capable of inducing stable generation of electricity with a simple structure. Either...  
WO/2013/012701A2
Embodiments of the invention provide an electric machine module including an electric machine positioned with a housing. The brush less electric machine including a center axis of rotation and a support member with a field coil wound aro...  
WO/2013/001559A1
A motor having a non-contact power transmission means, wherein a rotor and a stator have a simple configuration. The present invention has a rotor (10) provided with a rotor winding (12), a stator (20) provided with a stator winding (22)...  
WO/2012/176774A1
The purpose of the present invention, in a motor provided with a rotation angle detection sensor inside a housing thereof, is to achieve making the work of pulling out a cable, which is for extracting an output from the rotation angle de...  
WO/2012/159966A1
The invention relates to a rotation machine (1) designed as a motor free of bearings, comprising a stator (2), which is designed as a bearing and driving stator with a stator winding (3), and a disc-shaped rotor (4), which is mounted mag...  
WO/2012/159393A1
A hybrid DC electric motor with permanent magnet and electrical excitation comprises a motor body (1), a stator core (6), a rotor core (7), and a rotating shaft (4), with the rotating shaft (4) being arranged on the machine body (1), the...  
WO/2012/161643A1
A motor assembly (101), comprising a brushless DC motor (102) with control electronics (103) which comprises at least two magnetic field sensors adapted to measure magnetic flux from magnetic poles on a rotor in the brushless DC motor (1...  
WO/2012/103166A3
An electrical brushless motor is described, as well as a ceiling fan utilizing the electrical brushless motor.  
WO/2012/155335A1
A forward-backward rotating circuit for a direct-current brushless motor includes an intelligent motor power chip (IC1), a plurality of hall elements and a circuit board (1) on which the intelligent power motor chip (IC1) and a plurality...  

Matches 301 - 350 out of 15,921