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7602093 |
Vehicle alternator and stator for vehicle alternator
A vehicle alternator and a stator for the vehicle alternator are disclosed wherein a stator winding includes a plurality of base segments wound on slots of the stator, each of the base segments...
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7579812 |
Modulation control of power generation system
Methods and apparatuses are disclosed for producing current with a desired output frequency from one or more fixed or variable speed alternators by varying a saturation level of a portion of the...
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7579737 |
Armature winding of electric rotating machine, stator of electric rotating machine and electric rotating machine
An armature winding of an electric rotating machine is provided, which includes at least one armature winding bar composed of a plurality of element wire conductors, wherein the armature winding...
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7569966 |
Rotating electrical machine and coil
A stator coil, being a rectangular coil, is wound on a salient pole, striding across a plurality of slots, while being inserted sequentially through the inlet of a predetermined slot of the stator...
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7567008 |
Rotating electrical machine and method for producing such a machine
A rotating electrical machine ( 10 ) has a rotor ( 11 ), which rotates about an axis ( 13 ) and is surrounded concentrically by a stator ( 12 ) having a stator winding ( 30 ) inserted into a stator...
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7564159 |
Structure of automotive alternator
An automotive alternator has a stator winding that is made up of a plurality of U-shaped conductor segments wound through slots in a stator core. Each of the U-shaped conductor segments is...
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7550890 |
Motor assembly with an integrated flexible printed circuit
The present invention provides a motor assembly for mounting to a base. The motor assembly includes a stator assembly having a plurality of stator teeth. Each stator tooth is configured to support...
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7521828 |
Segment connection type electric rotating machine
The segment connection type electric rotating machine includes a stator coil constituted by phase coils each of which includes a U-shaped segment continuum formed by U-shaped conductor segments...
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7514826 |
Stator coil cooling and method of manufacturing
A stator coil module facilitating the manufacture of an electric rotating machine is provided. The stator coil module is provided with a stator coil ( 1 ), a cooling pipe ( 2 ), and a mold member (...
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7508107 |
High current rotating exciter
A rotor for an exciter to be used to energize the field winding of a generator-rotor of a generator, the rotor defining an axis and including at least two conductor bars aligned substantially...
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7498710 |
Cooling of stator windings
An arrangement for cooling an electric motor's stator winding coil is described. One area of a conductor insulation is removed to expose the copper conductor. The conductor is wound into a coil...
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7476997 |
Travelling field machine
A travelling field machine with a stator and a rotor which are separated by an air gap and each of which comprises at least one stator coil or one rotor coil, with the stator or the rotor,...
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7466048 |
Dynamoelectric stator
First and second lead portions of an a-phase winding, a b-phase winding and a c-phase winding are each led out from a rear-end coil end group, and subsequently led around circumferentially along an...
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7462971 |
Armature winding, method for manufacturing armature winding, and slotless motor
A first armature winding and a second armature winding each include a tubular member, a first conductor arranged in a radially inner side of the tubular member, and a second conductor arranged in a...
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7462968 |
Electric wheel
The rotor of the outer-rotor type wheel-in motor of the electric wheel includes a field generator facing the outer surface of the stator across from an electrical gap. The field generator includes...
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7459825 |
Stator winding rod
A stator winding bar comprises a plurality of strands that are transposed in the manner of a Roebel bar in an active part having a prescribed length, the active part being divided into several...
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7449808 |
Stranded bar to solidified bar braze method and series loop connection
A stator bar series loop connection is provided that is comprised of a solidified stator bar and a stranded stator bar disposed in a stator slot so that one of the bars is disposed as a top bar and...
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7443642 |
Electric motor control
A method and apparatus is disclosed for controlling a system comprising at least one electric motor. The system includes aspects which permit, among other things, electromagnetically disconnecting...
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7439645 |
Stator arrangement of a rotary electric machine having lead wires in sagging contact with the stator winding
In a stator of a rotary electric machine that includes a stator winding and a stator core having a plurality of slots, the stator winding is constituted of a plurality of series-connected regular...
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7436098 |
Current limiting means for a generator
The invention provides means of limiting maximum current conducted through windings of an electric machine having a rotor and a stator. By encouraging an appropriate leakage flux around a winding,...
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7391138 |
High-voltage electric rotating machine
The present invention relates an electric rotating machine comprising a plurality of phase coils each composed of a plurality of partial coils each made by connecting segments each composed of an...
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7386931 |
Method of forming cascaded stator winding
A method of forming a stator for an electric machine having a cascaded winding includes the steps of: providing a stator core having a plurality of circumferentially spaced and axially-extending...
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7382069 |
Rotary electric apparatus with coil-end block from which lead wires are drawn out
A rotary electric apparatus, such as motor, comprises a rotor and a stator arranged to face the rotor in the radial direction. The rotor rotates together with a rotation shaft. The stator has a...
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7367113 |
Method for fabricating a transformer integrated with a semiconductor structure
A substrate is provided and a top interconnection metal layer and a primary winding layer are formed thereon. Then a passivation layer having a plurality of via exposed parts of the top...
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7367106 |
Method of assembling a dynamo-electric machine component
Stator designs have wide-mouth slots between adjacent poles. Wire coils with high slot fill conductivity are formed around the poles. In some designs, the wire coils are wave wound around the...
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7348705 |
Multi-phase fractional slot windings for electric machines having segmented bar-shaped windings
An electric machine comprises a stator core defining a plurality of slots. Multi-phase fractional slot windings are positioned in the slots of the stator core. The multi-phase winding include a...
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7342341 |
Rotor for electrical rotating machines
A rotor for electrical rotating machines includes a rotor core with axial grooves for receiving axial conductors. A first element on the axial grooves and a corresponding second element on the...
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7342340 |
Alternator with identical conductor segments
In an automotive alternator according to the present invention, conductor segments of an inner winding portion and conductor segments of an outer winding portion have substantially the same shape.
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7312550 |
Architecture for electric machine
In one aspect, an alternator is described which includes a current control apparatus including a stator winding and a control winding, wherein current control in the control winding regulates the...
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7293342 |
Method of manufacturing stator for electric motor
A method of manufacturing a rotary electric machine stator includes inserting straight portions of conductor segments into a plurality of slots of a stator core. The conductor segments are then...
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7287311 |
Manufacturing method of stator for vehicular rotary electric machine
A manufacturing method of a stator for vehicular rotary electric machine includes: forming an indentation in a radial direction in a side face of each of electrical conductors in the machine by...
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7269888 |
Method of making cascaded multilayer stator winding with interleaved transitions
A method for making a stator assembly includes forming several continuous conductors with generally-coplanar parallel-spaced straight segments interconnected by end loop segments, as by winding...
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7268456 |
Stator of rotary electric machine
There is provided a stator of a rotary electric machine in which the proportion of the cross sectional area of a coil in the cross sectional area of the slot is high, and an electric power loss due...
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7268455 |
4-layer type of stator winding formed of sequentially connected segments located in respective slot pairs, and method of manufacture thereof
A phase winding of a stator winding comprises one or more pairs of interconnected partial coil, each partial coil formed of sequentially connected U-shaped segment pairs, each pair comprising a...
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7242124 |
Sequentially joined-segment coil for rotary electrical machine
A polyphase sequentially joined-segment coil of a rotary electric machine and a production method thereof are provided. The coil is made up of a plurality of conductor segments joined in series....
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7239059 |
Stator of rotating electric machine and manufacturing method of the stator
A plurality of coils concentratedly wound around individual teeth are formed as coil units having a common shape, each of the coil units being made by winding a conductor in a generally rectangular...
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7194794 |
Method for producing electrical machines
An electrical machine has a base body provided with conductors fixed in grooves of the base body by a material which limits a groove slot at both sides, and the conductors in the grooves are...
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7193348 |
Rotary electric machine
In a vehicular alternator, a stator is arranged to oppose a rotor in a housing. The stator includes a stator core, which forms a plurality of slots extending in an axial direction of the stator...
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7173358 |
Rotor for an electrical machine
A rotor for an electrical machine, including axial conductors for the rotor field windings inserted into axial slots in the rotor body and are secured against the forces which occur during...
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7170210 |
Alternator equipped with stator having twisted inputs
An alternator having a rotor and a stator is described. The stator includes a cylindrical body with a plurality of phases. Each of the plurality of phases includes a phase input located at least...
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7166949 |
Stator and insulating bobbin and a manufacturing method of the stator
An insulating bobbin mounted on a tooth extending from an annular yoke of a stator with a rectangular wire being around the insulating bobbin has a tooth insulating portion for insulating the tooth...
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7145273 |
Motor vehicle alternator
The invention relates to an alternator for a motor vehicle including a stator ( 13 ) equipped with a body ( 14 ) carrying several phases each comprising, on the one hand, an inlet (E 1 to E′ 3 )...
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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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7132775 |
Stator of dynamoelectric machine and method for manufacturing stator winding
The present invention provides a dynamoelectric stator and a method for the manufacture thereof enabling electrical insulation properties to be improved by forming slot-housed portions with a...
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7088020 |
Apparatus and method for consolidating conductive strands of a stator coil
A header ( 10 ) for use with an inner-cooled half coil ( 13 ) in a stator phase winding of an electrical generator. The half coil may include a stack of cooling tubes ( 16,18 ) with a first stack...
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7081697 |
Dynamoelectric machine stator core with mini caps
A stator assembly for a dynamoelectric machine in accordance with the present invention includes a generally cylindrically-shaped stator core having a plurality of core slots formed along the inner...
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7038346 |
Stator winding with coated insulation film arrangement for a rotary electric machine
A vehicle rotary electric machine includes a rotor, a stator having a stator core and a stator winding mounted in the stator core and a pair of frames for supporting the rotor and the stator. The...
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7034429 |
Stator for vehicular rotary electric machine and a manufacturing method thereof
To secure insulation between electrical conductors at a coil end, a first electrical conductor at one coil end is arranged so as to intersect a radially adjacent second electrical conductor at one...
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7034428 |
Multi-set rectangular copper hairpin windings for electric machines
An electric machine having multi-set rectangular copper hairpin windings comprises a stator having a plurality of partially closed stator slots. A first winding set and a second winding set are...
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6995492 |
Electric rotary machine equipped with stator coil consisting of sequentially connected conductor segments
Three partial coils are accommodated in inphase slots arranged successively in the circumferential direction and also accommodated in the same conductor accommodation position set. Each layer coil...
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