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9033117 Motor and electric parking brake system  
A motor for actuating brake members of an electric parking (EPB) system, includes a stator and a rotor rotatably mounted to the stator. The rotor has a shaft, a commutator, a rotor core fixed to...
8994307 Selectively lowering resistance of a constantly used portion of motor windings in an electric motor  
Dynamic reconfiguration-switching of motor windings in a motor is optimized between winding-configurations by selectively lowering resistance of a constantly used portion of one of the motor...
8987969 Stator and manufacturing method thereof  
The invention has an object to provide a stator including coils that protrude less in the radial direction of the stator and can be made smaller in the radial direction of the stator, and a method...
8981696 Dynamic reconfiguration-switching of windings in an electric motor in an electric vehicle  
Dynamic reconfiguration-switching of motor windings in an electric motor in an electric vehicle is optimized between winding-configurations. Acceleration is traded off in favor of higher velocity...
8922087 High efficiency low torque ripple multi-phase permanent magnet machine  
An electrically driven motor, an electrical generator, a rotating electrical machine and method of operating, that includes a rotating rotor having an even number of alternating polarity permanent...
8901797 Brushless motor system for a vehicle fuel pump  
A rotor for a brushless motor is resistant to degradation in alternative fuels and has desirable magnetic properties. A stator for a brushless DC motor includes coils wound both clockwise and...
8886374 Torque control method for hybrid electric vehicle  
The present invention provides a torque control method for an HEV, the method comprising: detecting an operation failure of an integrated starter-generator (ISG); calculating a driver demand...
8884486 Method for regulating the reactive power generated or absorbed by a synchronous electric generator and synchronous electric generator  
A method for regulating the reactive power generated or absorbed by a synchronous electric generator includes regulating a quantity of coils disposed in line with a stator winding. Additionally, a...
8875381 Method of manufacturing rotary electric machine  
A coil strand is wound on an insulator to produce a divided core member, and then the divided core member is placed on a table. While the table rotates about its axis, ends of the coil strands are...
8878412 Alternating current electric induction motor with auxiliary closed loop toroidal winding  
Alternating current electric induction motor, in particular a motor (12-22) which is fed by a frequency variator, comprising a casing (4) which supports a rotor (9) by means of roller bearings (8)...
8841811 Conductor insulation arrangement for an electric machine  
An electric machine includes a core with a plurality of slots. Electric conductors are positioned within the slots with connection ends extending from the in-slot portions. A plurality of...
8836195 Three-phase electric-motor winding with differing turn numbers forming fractional effective turns  
A motor is provided. When m is half of a number of slots of one phase and n is a divisor of m, the overall parallel winding of a total number of parallels p is equally divided n-fold into partial...
8829756 Coil winding methods and structures for a slotless stator in a motor  
A method for making a poly-phase field winding for a slotless stator includes: forming the first coil group by winding an insulated wire for each coil winding in a first direction around a...
8829755 Composite permanent magnet synchronous machine  
A composite permanent magnet synchronous machine includes a permanent magnet synchronous machine module having a rotor unit and a stator unit; a bottom base having an accommodation space; a top...
8829754 Electric rotating machine  
An alternator comprising a rotor having plural magnetic poles in the circumferential direction; and a stator whose teeth are disposed opposite to the periphery of the rotor, with an air gap...
8786145 Ball joint universal rotary motor, a manufacturing method and a working mechanism thereof  
Described herein is a ball joints universal rotary motor, a manufacturing method and a working mechanism thereof. The ball joints universal rotary motor comprises a housing, a spherical-cap shaped...
8779644 Rotating electrical machine and method for manufacturing a stator thereof  
A group of coils used in a stator of a rotating electrical machine, wound continuously upon a divided core with a crossover wire, in which 2N coils (where N is a natural number) are arranged at...
8779643 Stator for electric rotating machine and method of manufacturing same  
A stator includes a stator core and a stator coil comprised of a plurality of electric wires. Each of the electric wires has, at least, first, second, and third in-slot portions and first and...
8772995 Stator for electric rotating machine  
A stator includes a stator coil that is formed of electric conductor segments welded to one another. Each of the electric conductor segments includes at least one joining portion that is welded to...
8766504 Electric motor  
An electric motor has a rotor, a stator and brushes. The rotor has a shaft, a rotor core fixed to the shaft and having a plurality of teeth, a commutator fixed to the shaft adjacent the rotor core...
8760019 Rotating electric machine terminal arrangement  
A rotating electric machine includes a rotor and a stator. The stator coil of the stator includes a set of a first stator coil and a second stator coil that is stored in an adjacent slot to a slot...
8736127 Dynamoelectric device and method of forming the same  
A dynamoelectric device comprises a plurality of armatures arranged circumferentially about an axis, sets of electrically conductive winding members that extend axially through the stack of...
8704420 Stator for electric machine  
Disclosed is a stator for an electric machine. The stator is provided with a stator core, and first and second series of coils each formed into a predetermined shape. Each of the coils in the...
8680734 Compact starter-generator with common core for main and exciter winding  
A power system for a vehicle may comprise an electric machine attached to an engine of the vehicle. The electric machine may comprise only one stator core; a stator main winding wound on the one...
8669681 Conductive connection for bar-wound stators  
A bar-wound stator, which is connectable to a plurality of fixed terminal points, includes a plurality of stator teeth and a plurality of magnet wires. Each of the plurality of magnet wires has a...
8664824 Apparatus for generating an electric current in a varying magnetic field  
A Halbach array is radially disposed in an environment optimized for efficiency and controlled for efficient generation and use of power in order to generate, establish, and maintain a desired...
8653711 Parallel wound stator  
A wound stator includes a plurality of windings, each winding including a primary lead and a secondary lead defined by free ends of the winding. Each of the windings being associated with a first,...
8643238 Intelligent cascaded synchronous electric motor-generator tandems of cumulative compound excitation  
A intelligent cascaded synchronous electric motor-generator tandem of cumulative compound excitation comprises at least a synchronous electric motor-generator tandem (namely MG tandem), a storage...
8643240 Superconducting rotating electrical machine and stator for use with superconducting rotating electrical machine  
A superconducting rotating electrical machine has a rotor with superconducting windings and a stator disposed around the rotor. The stator has a number of teeth disposed at a regular interval...
8624461 Motor stator  
A motor stator includes an insulating frame having a plurality of projecting rods, an induction unit, and a plurality of conductive members. The induction unit includes an induction circuit board,...
8610326 Stator designed to minimize leakage current and electric rotating machine using same  
A stator which may be employed in an electric rotating machine. The stator includes a stator winding which includes in-slot portions disposed in slots of a stator core. The in-slot portions are...
8593030 Rotating electric machine for generating a constant frequency AC Power Supply from a variable speed primemover  
Disclosed is a rotating electric machine for generating a constant frequency AC power supply from a variable speed primemover including: a stator wound with two sets of isolated polyphase windings...
8581467 Stator including a cage coil  
A stator comprises: a stator core having a plurality of slots; and a cage coil formed of a rectangular combined conductor that is wound by a plurality of turns. The combined conductor includes: a...
8581466 Knurled multiple conductor windings  
An example electric machine includes a stator disposed about an axis having a plurality of slots. The electric machine also includes a plurality of windings each having a first portion and a...
8575808 Electric motor comprising an inductor with a superconducting element incorporated between coils  
An electric motor includes a magnetic field induction device and an induced field device, rotating relative to one another, wherein the induction device comprises a set of two conducting coils...
8573511 Dual voltage electromagnet motor for airless fluid sprayer  
The present disclosure generally relates to systems and devices for spraying fluid materials such as paints, stains, and the like, and more specifically, but not by limitation, to a dual voltage...
8564167 3T-Y winding connection for three phase multiple-speed motor  
A three-phase, multi-speed electric induction motor assembly is configured to include a controller to change motor speeds. The motor assembly includes a stator core assembly, a pair of main...
8552609 Synchronous motor and system for driving synchronous motor  
A synchronous motor which has reduced torque ripple while having a high torque includes a rotor and a stator, and U-phase coils, V-phase coils, and W phase coils are wound around sections of the...
8539665 Method of manufacturing a rotor for an electric motor for a washing machine  
A method of manufacturing a rotor for an electric motor that includes producing a generally flat metal strip, bending one section of the strip relative to another section, and rolling the strip to...
8536754 Electric motor  
An electrical machine comprising a stator (1) and a rotor (2) movable relative to the stator is provided. The stator (1) comprises a doubled number of notches (3) with respect to a pole pair...
8519583 Rotary electric machine  
It is necessary to secure a workspace for connection between jumper wires and a wire connecting material. A rotary electric machine includes a plurality of magnetic teeth and a wire connecting...
8519590 Magneto generator with multiple sets of three-phase windings  
A magneto generator can be made small in size and light in weight, and improved in power generation efficiency. The magneto generator includes an iron core having an iron core main body and a...
8519592 Synchronous electric motor  
A synchronous electric motor includes rotor having a plurality of radially-oriented magnetic dipoles and a stator. Stator teeth group with a plurality of sets of stator teeth are arranged in the...
8519591 Dynamoelectric machine that increases an output from a rectifier at low speed rotation  
A dynamoelectric machine includes: a rotor that has 2n field poles, where n is a positive integer; and a stator including: a stator core in which 2nĂ—6 slots that are partitioned by adjacent teeth...
8497615 Rotary electric machine  
A stator winding is configured by connecting a first three-phase stator winding and a second three-phase stator winding in parallel. A U1-phase winding of the first three-phase stator winding is...
8493017 Electrical drive with switchable coil sections  
The invention relates to an electrical drive having a motor with a rotor and a stationary stator, which has a coil arrangement, and having a motor controller for controlling the motor, with the...
8487498 Multiple conductor winding in stator  
An electric machine includes a stator disposed about an axis in register with the rotor. The stator has a plurality of slots parallel to the axis. A plurality of windings with generally...
8487497 Motor system  
In a motor system, a motor includes a rotor and a stator. The rotor includes magnet poles and consequent poles. The stator includes a stator core and a stator coil that is comprised of first and...
8487499 Electric rotating machine drivable with a single three-phase inverter  
In an electric rotating machine, a stator coil is comprised of first and second winding groups. The stator coil is wound around a stator core in a concentrated winding manner so that the phase...
8471428 Rotating electrical machine  
A rotating electrical machine includes a rotor, in which a plurality of magnetic poles are provided in circumferential direction, and a stator, within which the rotor is disposed. In the stator,...