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8179013 |
Stator for dynamoelectric machine and method of manufacturing same
A stator for a dynamoelectric machine includes a stator core and a stator coil. The stator coil is made up of wave-shaped electric wires mounted on the stator core. Each of the electric wires has...
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8174160 |
Group of three stator windings for a stator of an electric machine, a stator arrangement, a generator, and wind turbine
A group of three stator windings for a stator of an electric machine, a stator arrangement, a generator, and wind turbine are provided. The first winding head segments of the three stator windings...
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8159105 |
Segment-core type stator for inner-rotor type rotary electric machines and an improved method for manufacturing the stator
When accommodating a cage stator coil in a stator core made up of distributed cores, an end side distributed core composing end side core at an end side in axial direction is made larger than a...
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8154166 |
Dual layer winding pattern
A dual-winding layer arrangement for a three-phase, four pole motor is provided.
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8148870 |
Coil assembly for rotating electric machine
A coil assembly for a rotating electric machine is a stator coil for use in the stator of a motor or the like, which includes a coil plate composed of at least two coil plate elements respectively...
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8142318 |
Apparatus, system, and method for a variable ratio transmission
An apparatus, system, and method are disclosed to adjust input to output ratios with a planetary gear system. The apparatus comprises a sun gear that receives rotational force from a first input. A...
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8134270 |
Synchronous motor
Provided is a synchronous motor comprising a rotor that includes magnetic poles arranged at equal intervals in the circumferential direction, and a stator that includes stator teeth arranged at...
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8130436 |
Flexure actuator
Implementations of actuators that use flexures to provide support to the actuators and pivoting mechanisms to the actuators. Such actuators can be electromagnetically activated actuators that...
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8125777 |
Methods and apparatus for electrical components
Methods and apparatus for electrical components according to various aspects of the present invention may be implemented in conjunction with an electrical system comprising a heat generating...
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8122590 |
Manufacturing methods for a triple layer winding pattern
A method of manufacturing a triple-winding layer arrangement for a three-phase, four pole motor is provided.
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8120215 |
Motor and control unit thereof
A motor and a control unit therefor comprise: salient rotor poles and salient stator poles, which are arranged along circumferences of phases A, B and C with an even interval therebetween; magnetic...
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8115361 |
Coil assembly for electrical rotating machine, stator for electrical rotating machine, and electrical rotating machine
The torque characteristic is improved using a magnetic flux efficiently, and an eddy-current loss generated in a coil is reduced. Moreover, a loss is suppressed even if a metal member having a high...
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8115360 |
Electric machine with stepped winding structure
An electric machine for direct drive or braking applications with coils providing improved power efficiency and heat transfer is disclosed. The electric machine has a coil body and a winding with a...
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8106558 |
Three-phase magneto generator and transport apparatus
A plurality of permanent magnets are provided at a rotor at equal angular intervals. A plurality of magneto coils are provided at a stator at unequal angular intervals. The number of the plurality...
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8093779 |
Concentrated winding coil and method of manufacturing same
A concentrated winding coil includes a plurality of coil layers each of which comprises a plurality of wire turns wound in alignment winding; and a bobbin including an inner flange, an outer flange...
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8093777 |
Group of three stator windings for a stator of an electric machine, a stator arrangement, a generator, and wind turbine
In one aspect, a stator is provided having a first cylindrical surface with a plurality circumferentially spaced winding slots, each winding slot extending along an axial length of the first...
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8082653 |
Method of producing coil made up of rectangular wave-shaped windings
A method of producing a coil which comprises steps of bending each of straight coil wires into a rectangular wave shape including in-slot portions to be disposed in slots of a stator core and...
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8084912 |
Planetary geared motor and dynamo
Provided is a DC motor capable of eliminating a DC current reverse rectification performed in a conventional DC motor and enabling rotation of maximum torque at all rotation angle and having a...
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8076817 |
Electric motor with bar winding and connection plates
A multiphase synchronous electrical machine for converting kinetic energy into electrical energy and electrical energy into kinetic energy has a rotor extending along an axis, and a stator, which...
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8072115 |
Foil coil structures and methods for winding the same for axial-based electrodynamic machines
Disclosed are foil coil structures and methods for winding the same for stators in electrodynamic machines, as well as electrodynamic machines that implement such coil structures. In one...
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8072114 |
Electric motor with bar winding and connection plates
A multiphase synchronous electrical machine for converting kinetic energy into electrical energy and electrical energy into kinetic energy has a rotor, extending along an axis, and a stator, which...
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8063518 |
Motor stator and stator manufacturing method
A motor stator includes a plurality of stator cores constituted of divided cores and cassette coils which are conductive coils. One of the divided core and the cassette coil is integrally formed...
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8058766 |
Electric rotational motor
A rotational motor includes a stator formed by a core member including: a magnetic core portion extending in a radial direction of the rotational motor and formed into a fixed shape in every cross...
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8053943 |
Linear material and stator structure
A stator structure includes: a stator core (104) having a large number of concave slots (105) and a large number of convex magnetic poles (106) circumferentially alternately arranged; and magnet...
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8053944 |
Transverse and/or commutated flux systems configured to provide reduced flux leakage, hysteresis loss reduction, and phase matching
Electrical machines, for example transverse flux machines and/or commutated flux machines, may be configured to achieve increased efficiency, increased output torque, and/or reduced operating...
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8049390 |
Linear material and stator structure
A stator structure includes: a stator core (104) having a large number of concave slots (105) and a large number of convex magnetic poles (106) circumferentially alternately arranged; and magnet...
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8040012 |
Electrical machinery incorporating double helix coil designs for superconducting and resistive windings
An alternating current machine which generates a magnetic field or induces a voltage. In one embodiment the machine includes a stator and a rotor positioned about an axis. The stator includes three...
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8035267 |
Motor with sheet-like coil
A spindle motor includes: a stator yoke having a circular cylinder shape; a rotor magnet disposed opposite to the stator yoke with an air gap therebetween; a sheet-like coil disposed at a surface...
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8035263 |
Electric motor
An electric motor has a rotor (52) rotatable around a rotation axis (56) and has a stator (60) arranged around said rotor (52), which stator is equipped with poles (11′ to 16′). Each pole has an ...
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8030818 |
Stator coil with improved heat dissipation
A stator coil includes a plurality of copper strands and a layer of high thermal conductivity polymer disposed adjacent at least one of the copper strands. The high thermal conductivity polymer...
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7994678 |
Polyphase transverse and/or commutated flux systems
Disclosed are single- and poly-phase transverse and/or commutated flux machines and components thereof, and methods of making and using the same. Exemplary devices, including polyphase devices, may...
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7977840 |
Stator winding for a slotless motor
A stator winding for a slotless motor is formed by winding a magnet wire 22 into a single layer coil 24. The coil 24 is deformed e.g., by pressing, to form a double layer web 26 which is rolled up...
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7969054 |
Superconductivity utilizing support mechanism, and permanent magnet utilizing support mechanism
A superconductivity utilizing support mechanism comprises a superconductive coil and a ferromagnetic body. One of the ferromagnetic body, so constituted as to slide in a direction of a center axis...
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7965013 |
Insulating cover for a bar to bar connection of a stator winding of an electric machine
An insulating cover or a bar-to-bar connection of a stator winding of an electric machine has only one opening and is made from a flexible insulating material embedding the bar-to-bar connection...
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7948142 |
Stator for rotary electric machine and method of manufacturing the stator
A rotor provided in rotary electric machines comprises a stator core having a radial direction and slots provided with bottomed openings directed in the radial direction. The rotor also comprises a...
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7936099 |
Electric motor stator
The invention relates to a stator for an electronically switchable electric motor comprising a cylinder-shaped envelop and several poles, which are made of an ferromagnetic material and inwardly...
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7928626 |
Linear material and stator structure
A stator structure includes: a stator core (104) having a large number of concave slots (105) and a large number of convex magnetic poles (106) circumferentially alternately arranged; and magnet...
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7928619 |
Gap winding motor
A gap winding motor includes a stator and a rotor. The stator includes a stator core and air-core coils for generating a rotating magnetic field which are attached to an inner peripheral surface of...
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7928624 |
Electric motor
The present invention relates to an electric motor and to a method for manufacturing an electric motor. The electric motor comprises at least a stator (24), a rotor (25) and an air gap (26) between...
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7921545 |
Method for setting a plurality of stator coils on a stator core
Stator coils are retained by an inserting blade and a setting blade. The setting blade is rotated in this state. Then, after rotation, the stator coils are set on the inserting blade. At this time,...
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7915779 |
Stator winding for a slotless motor
A stator winding for a slotless motor is parallel with the longitudinal axis of the motor except at the end turns of the coil windings. The coils have concentrated windings with a pair of coils...
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7911107 |
AC electric motor
A motor is provided, which includes: a rotor having rotor pole groups, in which N-poles and S-poles are alternately arranged in the circumferential direction; an N number (N is a positive integer)...
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7877861 |
Method of making a transformer having a stacked core with a split leg
The present invention is directed to a method of making a transformer having a stacked core, which includes top and bottom yokes and first and second outer legs. The core also includes an inner leg...
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7872390 |
Method for manufacturing a conductor bar of a rotating electrical machine and a conductor bar manufactured according to this method
A method for manufacturing a conductor bar of a rotating electrical machine includes providing a conductor defining a longitudinal direction and having a rectangular cross section, and building up...
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7868507 |
Phase winding for a rotating electrical machine stator and stator equipped with same
A rotating electrical machine stator comprising an annular cylindrical body including axial grooves, and at least one phase winding including corrugated turns of wire, the phase winding comprising...
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7868508 |
Polyphase transverse and/or commutated flux systems
Disclosed are single- and poly-phase transverse and/or commutated flux machines and components thereof, and methods of making and using the same. Exemplary devices, including polyphase devices, may...
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7836580 |
Transformer winding and production method thereof
A method for producing a winding, particularly for electrical transformer from a cylindrical tubular metal element of polygonal cross-section, includes steps of machining, in a first series of...
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7834503 |
Immersed windings, monopole field, electromagnetic rotating machine
A rotating electromagnetic apparatus has a stator frame supporting spaced apart pairs of permanent magnets which are arranged with like magnetic poles mutually facing. A toroidally shaped rotor...
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7825562 |
Rotary electric machine, crank-shaped continuously winding coil, distribution winding stator and forming method thereof
In a distribution winding stator using a coil for a rectangular conductor, a coil end is made smaller than before, and the reduction in the current density is aimed, so that a rotary electric...
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7812497 |
Armature, dynamo-electric machine and manufacturing method of armature
A total number of windings in an armature is an even number. The windings are divided into a first winding group and a second winding group. The windings of the first winding group are arranged one...
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