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7615907 |
Segmented inner stator and brushless permanent magnet motor with the same
A segmented inner stator comprises a stator core and a stator winding. The stator core includes a plurality of core segments which are retained together in a circular arrangement by at least one...
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7608967 |
Single field rotor motor
A single field rotor motor comprising a rotor mounted for rotation with respect to a stator. The stator has a plurality of stator poles each having a coil for creating a magnetic pole force. The...
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7586231 |
End cap for segmented stator
A stator for an electromagnetic machine includes a plurality of discrete and individually wound stator segments having end caps positioned on the segments. The end caps have legs for positioning...
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7586228 |
Stator of an electric motor
The invention relates to a stator of an electric motor, comprising a laminated stator core ( 1 ) which is provided with electrical insulation ( 8 ) composed of plastic, and a stator bushing ( 3 )...
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7583001 |
Electric motor design for in hub motors
An electric motor design for hub motors comprises a stator assembly, having an axle, a stator plate sector holder, fixed on the axle, at least one stator sector assembly, mounted on the stator...
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7550892 |
High slot utilization systems for electric machines
Two new High Slot Utilization (HSU) Systems for electric machines enable the use of form wound coils that have the highest fill factor and the best use of magnetic materials. The epoxy/resin/curing...
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7541711 |
Electric motor, stator of electric motor, and manufacturing method for the stator
A stator of an electric motor includes teeth, coils each wound about one of the teeth, and a yoke. Each tooth includes a tooth main body and a tooth reinforcing portion, which is integrally molded...
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7535328 |
Electromagnetic switch
In an electromagnet switch, a stationary iron core is composed mainly of a base part and a disk part. The base part is faced to a plunger and the disk part is forcedly inserted and fixed to a boss...
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7525230 |
Air core motor-generator
A brushless motor-generator includes a rotor having a ferromagnetic tube with radially polarized, alternating polarity permanent magnet poles, and an air core armature that magnetically exerts...
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7520148 |
Drum type washing machine
In one aspect, a drum type washing machine includes, among other things, a tub supporter of metal between a wall of a tub and a stator, where the stator includes an annular helical type core having...
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7456540 |
Motor and recording disk drive device provided with the same
In a spindle motor, a core includes a plurality of core plates, which are laminated one on another. The core is constituted by laminating two cores, that is, a first core and a second core, which...
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7408282 |
End shields and stators and related methods of assembly
An electric machine includes an end shield and a stator. The stator may be a segmented stator or a non-segmented stator. At least one track is defined by either the stator or the end shield, and at...
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7402934 |
High performance air core motor-generator winding
A motor-generator for converting between electrical and rotational energy includes a rotor mounted for rotation about an axis of rotation relative to a stationary a stator that magnetically...
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7397162 |
Method and apparatus for checking stator core alignment
In one embodiment the present invention provides for a method for checking the alignment of a stator core that comprises placing a laser source 14 and a target 18 a given distance apart on a...
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7372184 |
Stator of motor
A stator of a motor having various shapes and capable of minimizing the manufacturing costs. At least teeth are manufactured by the iron powder metallurgy method. In order to obtain the overhang...
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7353586 |
Method of horizontally stacking a stator core within a stator frame
The present invention provides a method for the horizontal stacking of laminations 10 and donuts to form a stator core. A stator generator frame 2 has multiple keybars 6 that run the axial...
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7348706 |
Stator assembly for an electric machine and method of manufacturing the same
A stator for a multi-phase electric machine having a plurality of core segments interconnected with one another and a plurality of coils. At least one core segment includes a plurality of teeth and...
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7345396 |
Metallic laminations for magnetic circuits
Metallic laminations for magnetic circuits. Some of the illustrative embodiments may be a magnetic circuit comprising a low reluctance magnetic flux path comprising a plurality of stacked metallic...
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7315104 |
Iron core and method of manufacturing the same and apparatus for manufacturing the same
An apparatus for manufacturing an iron core comprising: a plate thickness measurement unit for measuring a thickness of the strip as an intermediate product of the iron core; an inlet guide for...
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7302754 |
Horizontal assembly of stator core using a central rail structure
The present invention provides for a method and apparatus of horizontally stacking a stator core. A central rail structure 34 that runs down approximately the center axis of the stator frame 2 ,...
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7285893 |
Magnetic powder metal component stator
A compacted magnetic powder metal component stator for use in an electrical machine is provided. Each stator is comprised of a plurality of stator core assemblies. Each stator core assembly forms...
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7282830 |
Stator for an electrical machine
A stator for an electrical machine is proposed that has a stator winding ( 45 ) that is held by a stator core ( 10 ) that is formed into an annular shape. The stator core ( 10 ) has grooves ( 14 )...
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7268459 |
Electric power steering apparatus
The electric power steering apparatus includes a brushless motor as an electric motor. The motor has a rotor and a stator 34. The stator 34 includes: a back core BY; a plurality of teeth TS...
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7262527 |
Stator assembly made from a molded web of core segments and motor using same
A plurality of stator segments 20 are linked together by a phase change material 22 enabling simplified winding and higher slot fill. Once wound this continuous structure can be formed into a...
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7242128 |
DC brushless motor for electrical power steering and the production method thereof
The stator core of a motor comprises an annular back core, and a plurality of tees created separately from the back core and secured onto the inner periphery of the back core. A stator coil is...
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7221072 |
Method for fabricating helical core
A method of fabricating a helical core includes: a stamping step of blanking a pair steel plate cores in two rows from an electrical steel sheet to form a pair of bases confronting each other in a...
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7193345 |
Collecting and distributing ring for rotary electric machine stator
A collection-distribution ring comprises three busbars, each having a circular ring shape, which are integrally connected together with prescribed distances therebetween by an insulating resin....
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7187092 |
Thin inner rotor motor for rotatably driving medium, and disk apparatus using the same
An inner rotor motor includes a rotor having a plurality of magnetic poles circumferentially arranged, and a stator with a stator core having a plurality of magnetic pole teeth that are positioned...
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7161271 |
Motor for washing machine
A motor for a washing machine includes a stator core having one or more bolt thru holes. A stator assembly having the stator core is directly coupled to a bearing housing using the bolt thru holes.
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7145280 |
Stator for a dynamoelectric machine having a split ferromagnetic core
A method and apparatus for production of stator windings for dynamoelectric mechines of different configurations is provided. The windings are preferably formed on a bobbin ( 10 ) or similar...
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7143506 |
Rotary electric machine and method for manufacturing the same
A method for manufacturing rotary electric machine that has a stator winding to provide a stator winding that has a plurality of conductors wound one over another. The conductors are wound with...
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7143501 |
Method for assembly of an automotive alternator stator assembly with rectangular continuous wire
A method of forming a stator core assembly for an electric machine includes providing a stator core having a plurality of radially extending slots, forming a flat wire pack having a plurality of...
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7141908 |
Rotating electrical machine
In a rotating electrical machine a stator winding is formed of flexible cables inserted in an open stator in the stator core. The stator slots extend from a radially outermost yoke part of the...
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7138742 |
Rotating machine
In a rotating machine, a plurality of laminated electromagnetic steel sheets constitutes at least one of a stator and a rotor and a plurality of permanent joining portions to unit each of the...
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7129614 |
Strip-shaped lamina and laminated stator core for an electric machine
A strip-shaped lamella ( 10 ) for a stator ( 30 ) of an electric machine, having a yoke region ( 12 ) and a number of first teeth ( 18 ) that are of one piece with the yoke region ( 12 ) on a first...
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7122934 |
Rotating electric machine, motor-driven vehicle and resin insert-molding method
A rotating electric machine comprises: a stator including a stator iron core having a plurality of slots and a stator winding incorporated in the plurality of slots; and a rotor rotatably disposed...
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7119461 |
Enhanced thermal conductivity ferrite stator
A permanent magnet electric machine (i.e.: motor/generator) having a magnetic flux circuit including a stator and a permanent magnet rotor mounted for rotation about an axis relative to the stator....
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7116031 |
Helical core and fabricating method thereof
The present invention provides a helical core and fabricating method thereof, by which a material and weight for fabrication of a core are reduced and by which a fabrication process is simplified....
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7116023 |
End cap for interconnecting winding coils of a segmented stator to reduce phase-on-phase conditions and associated methods
A stator for an electromagnetic machine includes a plurality of discrete and individually wound stator segments having end caps positioned on the segments. The end caps have legs for positioning...
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7103964 |
Method of manufacturing a circuit for an electrical machine
A method of manufacturing a magnetic circuit for an electrical machine, the method comprising:
using a cutting station to cut out at least one strip of sectors that are interconnected by...
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7075205 |
Rotor and stator structure of motor
An rotor and stator structure of a motor is provided. The rotor structure includes a rotation axis and a magnet encircling the rotation axis. The magnet is magnetized radially or axially. The...
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7067953 |
Stator arrangement for an electric machine
The invention relates to a stator arrangement for an electric machine having a stator ring that is closed at its inside circumference and has stator poles at its outside circumference, wherein the...
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7067952 |
Stator assembly made from a molded web of core segments and motor using same
A plurality of stator arc segments 20 are linked together by a phase change material 22 enabling simplified winding and higher slot fill. Once wound this continuous structure can be formed into...
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7067943 |
Resin-molded stator, a method of manufacturing the same, and a rotary machine using the same
A highly reliable resin-molded stator not suffering insulation breakdown between different phases of stator coils even when the operation mode is repeated where the output of a rotary machine using...
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7045918 |
Apparatus and method for suspending a stator core of an electric generator
An apparatus and method for suspending a stator core ( 100 ) in an electric generator upon a foundation ( 206 ), where two natural modes of vibration, including known second and third modes, are...
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7042120 |
BLDC motor for washing machine
The present invention prevents peak noise caused by a resonance frequency, and reduces an overall noise of the system by binding core teeth of a stator of a BLDC motor with a vibration prevention...
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7038349 |
Stator for dynamo-electric machine
In a stator, each bridge of each inner core sheet includes a thin wall portion, which extends in a circumferential direction of the stator and has a smaller axial thickness in a direction parallel...
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7026741 |
Motor with stator formed by assembling divided stator-members into an annular shape, and compressor incorporating the same motor
A motor includes a stator formed by assembling plural divided-stator-members—each one of the members having a tooth—into an annular shape, and a rotor facing the stator. The divided stator...
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7019433 |
Armature of rotating electric machine
An armature of a rotating electric machine has a plurality of first magnetic teeth arranged side by side along a circumferential direction of the rotating electric machine and a plurality of second...
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7012351 |
Alternator having a stator core with inclined teeth
An alternator includes a stator having a stator core in which a plurality of slots are formed so as to line up in a circumferential direction on an inner peripheral wall surface, and a stator...
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