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US20130069475 |
ELECTROMAGNETIC COIL STRUCTURE HAVING A FLAT CONDUCTIVE TRACK, MAGNETIC CORE AND MAGNETO ELECTRONIC ANGLE SENSOR
The present invention relates to an electromagnetic coil structure for being mounted on a magnetic core. Such a magnetic core is for instance a part of a rotating electric machine or of a magneto... |
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US20090108712 |
SHORT-FLUX PATH MOTORS / GENERATORS
According to one embodiment of the present invention, an electric machine includes a stator and a rotor. The stator includes a stator pole including a first leg and a second leg, and a gap defined... |
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US20060138894 |
Rotor for rotating machine, manufacturing method of rotor and motor for electrically driven power steering
An object of the present invention is to provide a rotor with a high accuracy, a manufacturing method of the rotor and the motor for an electrically driven power steering in a manner that the... |
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US20050264112 |
Hub unit for use in electrically movable wheels and vehicle comprising the hub unit
A hub unit wherein the axis is prevented from deflecting for use in electrically assisted bicycles. A single fixing support shaft (57) has opposite ends projecting outward respectively from... |
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US20090184599 |
Alternator for Vehicle, Vehicle Equipped with Alternator, Method for Manufacturing Alternator for Vehicle, and Rotating Electric Machine for Vehicle
An alternator for a vehicle includes: a stator that is configured by a concentrated winding system in that a stator coil for a single phase is wound on a single pole; and a rotor with 16 or more... |
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US20080238237 |
INDUCTION MACHINE
An induction machine has a stator and rotor. The stator comprises teeth and slots and stator winding disposed in the slots. The rotor comprises a rotor core having teeth and slots and a... |
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US20110273054 |
ELECTRICAL STEEL, A MOTOR, AND A METHOD FOR MANUFACTURE OF ELECTRICAL STEEL WITH HIGH STRENGTH AND LOW ELECTRICAL LOSSES
In a method for manufacture of electrical steel a liquid steel mixture is created with a specified mixture chemistry. A continuous casting is performed to convert the liquid steel mixture to a... |
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US20050138793 |
Abduction-type motor and fabrication method of motor stator thereof
In an abduction-type motor having a divided core 5 (a-l) formed by dividing a stator core into plural blocks and a motor stator having such a structure as the divided core may be reassembled, the... |
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US20060082242 |
Stator arrangement for an electric machine and an electric motor
A stator arrangement for an electric machine comprising a stator body having a number of stator teeth between which stator slots to receive stator windings are formed, and having an insulating... |
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US20060284511 |
Enhanced electrical machine cooling
In one embodiment, the present technique relates to a motor having enhanced cooling. The exemplary motor includes a stator core that is formed of a plurality of stator laminations and that is, at... |
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US20060197399 |
Motor
Motor having small torque ripple. In a core of an armature of a motor, teeth are disposed radially around a center axis, arrangement of pitch angles of the teeth having different picth angles, or... |
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US20060238061 |
ELECTRIC MACHINE WITH A DAMPING DEVICE
An electric AC machine includes a primary section and a secondary section. The primary section has a region facing the secondary section and a region facing away from the secondary section. The... |
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US20090140598 |
Rotor construction in an electric motor
A rotor of an electric motor with a cylindrical shaft and a magnetically conducting laminated core, the laminated core having a central shaft duct. The laminated core can be fastened reliably and... |
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US20080122311 |
ROTOR ASSEMBLY AND METHOD OF ASSEMBLING A ROTOR OF A HIGH SPEED ELECTRIC MACHINE
A rotor assembly for a high speed electric machine and associated methods are provided. The rotor assembly includes a shaft, a plurality of laminations positioned along an axial extent of the... |
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US20060097601 |
Rotor arrangement for an electric machine and a method for the manufacture of a rotor arrangement
A rotor arrangement for an electric machine having a substantially cylindrical rotor body and a shaft on which the rotor body is mounted, wherein the rotor body is divided into a plurality of... |
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US20060138877 |
Rotor core for motor and small motor
A rotor core for a motor includes a core having a plurality of core sheets which are laminated, a rotation shaft which is press-fitted to the core, a press-fitting part and at least a space part... |
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US20170040850 |
LAMINATED IRON CORE, METHOD FOR MANUFACTURING LAMINATED IRON CORE, AND PUNCH FOR CAULKING FORMATION USED IN THE METHOD
A laminated iron core includes a plurality of iron core pieces laminated each other, each iron core piece having a thickness of 0.2 mm or less. Each of the plurality of iron core pieces includes a... |
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US20070235248 |
Electric power steering assembly and method for fabricating same
An electric power steering assembly includes an electric motor, a reduction mechanism for reducing the speed of an output rotation of the electric motor, and a reduction-mechanism housing... |
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US20070126310 |
Universal motor and lamination for stator thereof
A lamination 10 for the stator of a universal motor has two poles 12 and a flux return path in the form of a ring 14 joining the two poles together. Each pole 12 has a pole face 16 defining there... |
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US20050229382 |
Motor and motor manufacturing apparatus
Flat rolled magnetic steel sheets and strip or a die is turned in the press forming process. Rotor cores are stacked with turning through an angle which is an odd number multiple of about... |
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US20140070658 |
LAMINATION ASSEMBLY INCLUDING AN INTER-LAMINATION THERMAL TRANSFER MEMBER FOR AN ELECTRIC MACHINE
A lamination assembly having a lamination stack including a plurality of lamination members, and at least one inter-lamination thermal transfer member coupled to at least one of the plurality of... |
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US20060279161 |
Rotary electric machine equipped with stator core designed to ensure machine performance
A rotary electric machine, such as an automotive alternator or an automotive engine starter motor, is provided which includes a rotor and a stator. The stator is equipped with an annular stator... |
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US20060103263 |
Rotating electric machine
The present invention restrains generation of an eddy current caused by leaked magnetic flux, and reduces iron loss due to the eddy current. A tooth 61 is mounted to a stator yoke 60 in a state in... |
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US20050229384 |
Motor and motor manufacturing apparatus
Flat rolled magnetic steel sheets and strip or a die is turned in the press forming process. Rotor cores are stacked with turning through an angle which is an odd number multiple of about... |
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US20050067905 |
Stator cooling method and apparatus
According to one embodiment of the present technique, forced air (i.e., air flow) is routed through a motor stator having corners and center ducts. Advantageously, by routing the air flow through... |
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US20120049686 |
ROTARY ELECTRIC MACHINE
A rotating portion of a rotary electric machine includes a shaft arranged to extend along a central axis, and a rotor core fixed to the shaft. The rotor core includes a through hole group... |
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US20070159018 |
Explosion-proof motor
A novel explosion-proof motor, which, in certain embodiments, features a housing with flame paths between various joints in the housing. These flame paths may contain and cool hot gases and flames... |
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US20170133893 |
ROTARY ELECTRICAL MACHINE PROVIDED WITH A STATOR
A stator of a rotary electrical machine has a stator body formed by a stack of metal sheets. The stator body is delimited by inner and outer radial surfaces. Notches in the stator body extend... |
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US20130076193 |
LAMINATED CORE AND FABRICATION METHOD THEREOF
Disclosed herein is a laminated core used for a motor including an electric motor, wherein the core is formed of a soft magnetic composite and has a structure in which one or more unit laminates... |
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US20100252341 |
ELECTRIC ROTARY MACHINE
The electric rotary machine comprises a stator and a rotor. The rotor is incorporated rotatablly inside the stator keeping an air gap between the rotor and the stator, the rotor being divided into... |
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US20080238241 |
COMMUTATOR MOTOR AND ELECTRIC VACUUM CLEANER USING THE SAME
An efficient and high-performance commutator motor in which both torque enhancement and iron loss reduction are achieved is provided by ensuring a sufficient area occupied by field windings wound... |
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US20050264125 |
Rotor of motor
A rotor of a motor is provided. The rotor includes a rotor core and a winding coil wound on the rotor core. The rotor is rotatable by an electromagnetic interaction with a stator, in which both... |
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US20160315526 |
ROTARY ELECTRIC MACHINE ROTOR
A rotary electric machine rotor includes a rotor core, a rotor shaft, and a nut portion. The rotor core is made up of stacked thin magnetic plates. The rotor shaft has, on one end side, a... |
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US20150171673 |
SYSTEM AND METHOD FOR RETAINING ROTOR STRUCTURE IN SYNCHRONOUS RELUCTANCE MACHINE
A rotor assembly that includes at least one integral non-magnetic rotor retaining structure comprising a plurality of individual rotor retaining discs, the discs having predefined slots; and a... |
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US20060103256 |
Laminated core of a stator and/or of a rotor of a splash-cooled electrical machine as well as a splash-cooled electrical machine
A laminated core of a stator and/or rotor for a splash-cooled electrical machine, where the stator and/or rotor are mounted inside the housing of the splash-cooled electrical machine. The... |
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US20060066168 |
Bonded rotor laminations
In accordance with an exemplary embodiment, the present technique provides a rotor assembly formed of a plurality of rotor laminations that are bonded to one another. Specifically, the rotor... |
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US20060250043 |
Portable handheld power generator
A portable handheld electrical power generator for general consumption by household electronic devices is disclosed. The portable handheld power generator provides a magnet reinforcing ring and an... |
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US20050258693 |
Permanent magnet alternator and voltage regulator for regulating the output voltage of a permanent magnet alternator
A permanent magnet alternator including a stationary stator including a plurality of spaced stator poles projecting inwardly from the stator, a winding circuit wound through the spaces between the... |
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US20090184601 |
POLYPHASE STATOR OF A ROTATING ELECTRICAL MACHINE WITH CLAW-POLE ROTOR AND ALTERNATOR OR ALTERNATOR STARTER COMPRISING SAME
The invention concerns a polyphase stator (5) for a with rotating electrical machine claw-pole rotor comprising five or seven phases (132), a stator body having internally a plurality of notches... |
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US20060123621 |
Method of manufacturing stator of rotating electric machine
A stator of a rotating electric machine includes a stator core, multiple pairs of coils and multiple leads. The stator core includes a laminated core assembly formed by laminating thin steel... |
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US20140062251 |
EMBEDDED MAGNET TYPE ELECTRIC MOTOR ROTOR
An embedded magnet type electric motor rotor (10) including with a core (11) which is formed by laminating a plurality of electrical steel sheets, magnets (M) which are arranged in a plurality of... |
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US20060103258 |
Rotating electric machine, and winding method and core therefor
A method for winding a wire in a rotating electric machine provided with an armature including a plurality of core members. Each core member has two teeth arranged at an interval of 180 degrees. A... |
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US20130033144 |
STIR-WELDED INDUCTION ROTOR
A stir-welded rotor includes a stack of laminations, where each of the laminations defines a plurality of spaced-apart slots arrayed on an outer circumference. A conductor bar may be registered... |
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US20060186753 |
Stator and electric motor having the same
The present invention provides a stator including a core having a plurality of core plates piled on one another, and a plurality of teeth formed in a regular interval on the circumference of the... |
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US20130094982 |
BRUSHLESS MOTOR AND ELECTRIC PUMP
A brushless motor comprises a rotor and a stator comprising a plurality of core plates laminated on one another. The core plates include a plurality of teeth portions. The plurality of core plates... |
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US20060238059 |
Synchronous motor
There is provided a synchronous motor where the winding density of coiled wires wound around a stator core via a bobbin is improved. A stator core 26 is assembled so as to be dividable on both... |
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US20070132332 |
Self magnetizing motor and method for winding coils on stator thereof
Provided are a self magnetizing motor and a method for winding coils on a stator thereof, wherein two exciter poles are positioned at an inner circumferential surface of the stator to face each... |
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US20160359382 |
ROTATING ELECTRIC MACHINE
An electric motor includes a housing, a rotary shaft supported rotatably by the housing, a rotor fixed to the rotary shaft, and a stator fixed to the housing and provided opposite the rotor on a... |
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US20070114874 |
Motor having a stator and a rotor made of soft magnetic powder material
A stator includes a stator body and a plurality of compression beads formed on an outer surface of the stator body to reduce a contact surface between the stator body and an inner surface of the... |
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US20070114856 |
Soft magnetic powder-based stator for use in motor
A stator for use in a motor, being wound with a coil, includes a main body fixed to a inside of the motor; a plurality of teeth formed to be integrated with the main body and respectively wound... |