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US20110133703 ARCHITECTURE FOR DUAL SOURCE ELECTRIC POWER GENERATING SYSTEM  
A dual source electric power generating system (EPGS) provides both a regulated AC output and a regulated DC output. The EPGS includes a rotating portion and a stationary portion. The stationary...
US20150188374 Winding Technique for Minimizing Voltage Stress in a Motor  
A method may involve winding a stator of a motor having m phases, wherein the stator includes n teeth. The method may include winding a wire around a first tooth of the stator and winding the wire...
US20130264904 DC COMMUTATOR MOTOR AND AUTOMOBILE INCLUDING THE SAME  
A DC commutator motor includes a yoke, a field magnet, and an armature. A shaft is positioned on a central axis of the armature. A plurality of commutator segments is positioned in a...
US20140091667 ARMATURE AND MOTOR  
In an armature, a plurality of teeth extending from an annular core back each include a projection portion arranged to extend in a circumferential direction from a circumferential side surface of...
US20130088103 Synchronic Wind Turbine Generator  
A synchronic generator comprises at least a stator and at least two windings placed opposite and parallel to its rotation axis and at least a refrigeration system. The design of this generator...
US20100013361 ELECTRIC MOTOR AND ROTOR THEREFOR  
An electric motor comprises: a rotor; a stator; and brush gear. The rotor has a shaft, a rotor core and a commutator fitted to the shaft. The rotor core has 5n teeth, n being a positive integer....
US20140265994 Dynamically Reconfigurable Motor and Generator Systems  
An electrical machine comprises a rotor, and a stator magnetically coupled to the rotor and having a plurality of slots and a plurality of windings, wherein each winding is installed in a...
US20150243410 Insulated Winding Wire  
An insulated winding wire may include a conductor and insulation formed around the conductor. The insulation may include a base insulation layer formed around the conductor and having a first...
US20100084941 MINIATURE MOTOR, AND ITS MANUFACTURING METHOD  
A type-A winding represented by a triangle of solid lines is connected to commutator segments such that its one end is connected to an arbitrary commutator segment and its other end is connected...
US20140132197 Electric Actuator For Automobile  
In an electrical actuator, the number of piece of an inverter is made one in order to miniaturize a control circuit suitable to a mechanically and electrically integrate type, a motor is...
US20110133591 COIL STRUCTURE FOR A CORELESS MOTOR  
A coil structure for a coreless motor includes a plurality of first conductive traces and a plurality of second conductive traces. The first conductive traces are disposed in succession relative...
US20150028713 STATOR ASSEMBLY WITH WINDING SETS HAVING HAIRPINS FROM MULTIPLE HAIRPIN LAYERS  
A stator assembly includes a plurality of stator slots defining multiple slot layers. The assembly includes a plurality of hairpins each having a respective first leg positioned in one of the...
US20140127056 PHASE WINDING AND CONNECTION METHODS FOR THREE PHASE DYNAMOELECTRIC MACHINES  
A stator having a first set of phase windings formed by wrapping a conducting wire in a first direction about first, second, and third teeth, a second set of phase windings formed by wrapping,...
US20090134735 MOTOR HAVING TWIN-ROTOR AND APPARATUS HAVING THE SAME  
A motor includes a stator which includes a stator core having an annular stator yoke, a plurality of outer teeth projecting outward from the stator yoke and a plurality of inner teeth projecting...
US20090058212 ELECTRICITY GENERATOR AND AN INSTALLATION COMPRISING A LIGHTING TOWER POWERED BY SUCH A GENERATOR  
The present invention provides an electricity generator for a lighting tower having a plurality of discharge lamps, each lamp being of power greater than 750 W, the generator being arranged to be...
US20090261666 Radially Balanced Stator Forces for a Spindle Motor  
A spindle motor is provided for reducing or eliminating RRO and NRRO. Radial forces on the spindle motor are reduced or eliminated, and the net rotational torque is increased. Read and write heads...
US20120032550 ELECTRIC CONNECTION OF CONDUCTOR ENDS ARRANGED IN PAIRS AND METHOD FOR ESTABLISHING THE CONNECTION  
The invention relates to the electric connection of conductor ends (26b), which are arranged in pairs and are positioned on top of each other, of a winding comprising individual conductors and to...
US20130049515 STATOR FOR ROTARY ELECTRIC MACHINE, AND ROTARY ELECTRIC MACHINE  
A stator includes a stator core, a stator winding, and insulation paper sheets. The stator winding is constructed by forming a Y connection of phase windings each of which is constructed by...
US20110050157 INDUCTION MOTOR  
An active reactive induction motor is provided. The motor comprises two sets of three-phase windings. One set of windings carries the active power and is called the power windings. The second set...
US20070296289 Five-Phase Generator  
The invention relates to a five-phase electric generator (1), in particular for a motor vehicle, said generator comprising five electric branches (12) for five different phases, the latter being...
US20090101449 Elevator Drive  
Disclosed are an elevator drive, a clamping arrangement for an elevator machine, a braking mechanism for an elevator system, and a rotor fixture for an elevator machine. The inventive elevator...
US20130307455 STATOR TEETH, STATOR, ROTATING ELECTRIC MACHINE, AND METHOD FOR CONTROLLING ROTATING ELECTRIC MACHINE  
There is provided a single motor which performs plural driving characteristics and can expand output range thereof. Three coils are wounded around each of the stator teeth A to F, and provided to...
US20140009027 ARMATURE, METHOD FOR WINDING COIL, AND DC MOTOR  
A plurality of teeth of an armature core arranged in a circumferential direction each include an inner winding portion in its proximal region and first and second branch portions that extend...
US20140027580 HIGH LIFT SYSTEM FOR AN AIRCRAFT  
A high lift system for an aircraft, which extends and retracts the landing flaps of the aircraft in a fully electric manner. In this context, a fully electric drive is used, comprising an electric...
US20110198962 Induction Motor Lamination Design  
A high efficiency, high torque density, high speed induction motor is provided, the motor utilizing (i) stator teeth with parallel side surfaces; (ii) rotor teeth with parallel side surfaces;...
US20100084940 MOTOR STATOR  
A motor stator includes a silicon steel seat wound with six sets of starting coils and six sets of operating coils formed with resistance enameled coils. The six sets of starting coils are...
US20120248922 ROTARY ELECTRIC MACHINE  
The stator winding includes: a first three-phase wye-delta hybrid winding that is configured by connecting phase windings of a first wye winding to respective output ends of a first delta winding;...
US20140300217 High Torque, Low Inertia Direct Drive Motor  
A high torque, low inertia direct drive motor comprises a circular outer stator 21 and a circular inner stator 25 and a ring of magnets 23a, 23b, 23c. The ring of magnets 23a, 23b, 23c is held by...
US20140084739 HOUSINGLESS TRANSVERSE FLUX ELECTRICAL MACHINE  
A housingless transverse flux electrical machine (TFEM) includes a pair of halves adapted to receive therein a plurality of cores and a coil therein. The halves are the exterior boundary for the...
US20080079400 GENERATOR WITH HIGH PHASE ORDER  
An apparatus for producing electrical power from mechanical power, includes a generator with a rotor and a stator for conversion of mechanical power to a polyphase alternating current having more...
US20070262673 Bell-armature coil  
In at least one embodiment of the present invention a bell-armature coil for an electric motor is provided. The bell-armature coil comprises a hollow-cylindrical coil winding which forms a coil...
US20150108869 ARMATURE, METHOD FOR WINDING ARMATURE COIL, AND DC MOTOR  
An armature includes an armature core, teeth, a commutator, concentrated winding wires, and distributed winding wires. Each of the teeth includes a first branch portion and a second branch...
US20120248923 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...
US20090214363 MOTOR AND COMPRESSOR INCLUDING THE SAME  
A motor and a compressor including the same. The motor includes a rotor (120) and a stator (110). Stator coils are wound around the stator (110). The stator coils include a main coil (112) and a...
US20130241366 High torque/high efficiency winding motor  
Embodiments of the invention describe a motor comprising a rotor assembly and a stator assembly to rotatably drive the rotor assembly. Said stator assembly includes a body, a plurality of teeth...
US20140354106 REDUCTION OF LEAKAGE FLUX IN ELECTRICAL MACHINES  
An electrical machine includes an armature defining a winding slot that houses a winding. A slot opening connects into the winding slot. A flux repeller is disposed in the slot opening to reduce...
US20150054374 DISTRIBUTED CASCADED WINDING FOR ELECTRIC MACHINES  
A stator includes a cylindrical core with a plurality of longitudinally extending slots, a first winding set formed as a first cascaded wire in two radial layers of the slots, a second winding set...
US20140210298 STATOR OF ROTARY ELECTRIC MACHINE  
A stator of a rotary electric machine includes an annular stator core with a plurality of slots arranged in a circumferential direction, a stator winding formed by three phases of phase windings...
US20130076189 Polyphase Electric Motor  
A polyphase electric motor has a rotor, a stator with a plurality of slots, a plurality of main windings and a plurality of auxiliary windings installed in slots of the stator, and a main winding...
US20130221791 ROTARY ELECTRIC MACHINE SYSTEM  
A rotary electric machine system includes a rotor; and a stator including windings for low speed drive to be used only during low speed drive, windings for low/high speed drive to be used during...
US20130127284 AIRCRAFT  
An aircraft includes a propeller and an electric motor which is constructed in the form of a drive for the propeller. The electric motor includes at least two air gaps that can be used for...
US20140175933 STATOR OF AN AXIAL FLOW ELECTRIC MACHINE AND THE PROCESS FOR MAKING IT  
Described is a stator for an axial flow electric machine comprising a toroidal core (2) made from ferromagnetic material and a plurality of windings (3) and teeth (4) angularly distributed on the...
US20090195127 ELECTRIC GENERATOR  
An electric generator includes at least first and second stator units aligned along a stator axis, and a rotor. Each stator unit includes a stator core having a plurality of angularly spaced-apart...
US20080278102 ROTARY ELECTRIC SYSTEM DESIGNED TO UTILIZE ZERO-PHASE CIRCUIT  
In a rotary electric system, a rotary electric machine is provided with an armature core and star-connected multiphase windings with a neutral point wound in the armature core. Each of the...
US20090102314 Rotating electrical machinery  
A rotating electrical machine includes: a stator that includes two stator stages each constituted with a plurality of claw poles extending toward opposite sides along an axial direction at...
US20130038168 Stator Manufacturing Method for a Motor and Stator Utilizing the same  
A stator manufacturing method for a motor includes a preliminary step, a winding step, a rolling step and a shaping step. The preliminary step provides a strip plate having at least one wound...
US20140103775 Electrical Machine, Particularly A Permanent Magnet Motor, And A Method To Provide The Electrical Windings Thereof  
An electrical machine, particularly a permanent magnet motor, having a number of poles and teeth or tooth groups that is divisible by a whole number A around which coil-forming loops of winding...
US20110309315 TWO SPEED DIRECT DRIVE DRAWWORKS  
A direct drive drawworks has a permanent magnet motor with a first set of windings and a second set of windings, a shaft extending from the permanent magnet motor such that the permanent magnet...
US20140084737 MODULAR TRANSVERSE FLUX ELECTRICAL MACHINE  
A modular stator portion adapted to be used in a transverse flux electrical machine (TFEM) includes a plurality of phase modules adapted to be axially secured together with a plurality of securing...
US20140015352 HIGH EFFICIENCY PERMANENT MAGNET MACHINE WITH CONCENTRATED WINDING AND DOUBLE COILS  
A permanent magnet motor, generator or the like that is constructed such that each coil is manufactured as two individual coils.

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