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WO/2009/044485A1 |
A highly-efficient power generator which can prevent a decline in torque of a rotor plate by a magnetic field by generating electromotive force in all the windings in the same direction and involves no circuit burden. The power generator...
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WO/2009/036666A1 |
A generator. An external stator (3) of the generator includes a ring-type iron core (31) and a winding (32). In the axial direction, the iron core (31) includes a number of outer slots (312) and a number of inner slots (311) with equal s...
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WO/2009/034270A2 |
The invention relates to a gear motor including a multiple-phase electric motor formed by a stator portion excited by electric coils and by a rotor having N pairs of poles radially magnetised in alternating directions, the stator portion...
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WO/2009/036402A2 |
Embodiments of the present invention include a composite electromechanical machine which can operate as a motor or a generator (including dynamo or alternator). In an aspect, the present composite electromechanical machine comprises at l...
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WO/2009/035027A1 |
The number of back yokes for generating an alternating magnetic field is prevented from increasing, while reducing the thrust power by providing stators on the opposite sides of a rotor along the axis of rotation thereof. An axial-gap ro...
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WO/2009/035696A1 |
A motor controller (4) and method for maximizing the energy savings in an AC induction motor (3) at every load wherein the motor is calibrated at two or more load points to establish a control line (6), which is then programmed into a no...
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WO/2009/034990A1 |
A permanent magnet rotating machine having a high space utilization efficiency which can be used in a power generation facility such as a wind power generation facility and can easily enlarge the capacity of an axial gap rotating machine...
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WO/2009/035026A1 |
The number of back yokes for generating an alternating magnetic field is prevented from increasing, while reducing the thrust power by providing stators on the opposite sides of a rotor along the axis of rotation thereof. An axial-gap ro...
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WO/2009/034991A1 |
Provided is an axial gap type rotating machine comprising a coil (3) including a winding (4) made by binding two or more coil element wires (5) having a rectangular section, such that the longer and/or shorter sides of their sections are...
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WO/2009/028107A1 |
In a stator consisting of a spinning top-like permanent magnet provided in an annular housing made of a ferromagnetic substance, the spinning top-like permanent magnet has such a structure that the same polarities are adjacent to one ano...
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WO/2009/028522A1 |
Provided are a steel having a non-magnetic portion, which can be applied to the steel of the remaining portion irrespective of the material and which has a structure of a short treating time required and a determined depth direction, its...
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WO/2009/026767A1 |
A hybrid excitation synchronous generator with inner and outer voltage regulation systems and its voltage regulation method. A closed circuit made up of a winding (16,16a) and/or a conductor strip as well as a rectifying assembly is prov...
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WO/2009/028266A1 |
An axial gap type motor comprises a rotor rotatable about a rotating shaft, and a pair of stators arranged oppositely to hold the rotor inbetween from the opposite sides in the direction of rotational axis parallel with the rotating shaf...
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WO/2009/024080A1 |
A multiphase rotary electrical machine includes two or more magnetic tracks and multiple electromagnet units. Each magnetic track includes magnetic units (51, 52) provided with two magnetic poles (51c1, 52c1, 51c2, 52c2, 51c3, 52c3, 51d,...
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WO/2009/025411A1 |
The present invention relates to a permanent magnet generator for increasing the capacity of generating the electric power by increasing the number of a magnetic pole. Thus, the present invention is constructed to largely increase the ca...
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WO/2009/025110A1 |
[PROBLEMS] To provide a magnetic flux distribution control type rotary electrical machine system having a high energy efficiency in a magnet excited rotary electrical machine. [MEANS FOR SOLVING PROBLEMS] The magnet excited rotary electr...
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WO/2009/024960A2 |
Human-powered slim charger utilizing an axial flux alternator for converting a pull-out motion into an electrical current for charging and supplying battery-fed electronic devices. The charger comprises mechanical transmission means for ...
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WO/2009/021296A1 |
This invention can be implemented as a power generator which uses alternative sources of energy, exhibits a high efficiency in respect to the size thereof, low noise and vibration levels and has low initial power generating revolutions. ...
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WO/2009/021308A1 |
A compact AC magnetoelectric power generator (MEG) is provided to optimize electrical power supply. The outer shell of MEG is composed of polypropylene gas-proof jacket encasing a cylindrical magnetic flux source with a cylindrical axis ...
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WO/2009/018707A1 |
A permanent magnet synchronous motor for a discharge pump is provided, which comprises a permanent magnet rotor (2) driving an impeller (1) to rotate, a pump body (3) supporting the permanent magnet rotor (2), a stator core (5) and a sta...
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WO/2009/019001A2 |
The invention relates to a device having an arrangement of magnets for generating an alternating magnetic field that interacts with a stationary magnetic field. The device comprises a rotor (1) and a stator (2) disposed coaxially to a ro...
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WO/2009/013878A1 |
A dynamo for faucet includes a rotor blade provided in a water supply channel, annular magnets rotatable integrally with the rotor blade, and a stator having a coil provided oppositely to the end face of the magnet in the direction subst...
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WO/2009/014172A1 |
Since a permanent magnet (10) with an arc-shaped outer circumferential surface is buried into an iron core (20), a gap magnetic distribution is not disturbed, there are no apprehensions of increase in torque ripples and voltage ripples, ...
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WO/2009/013934A1 |
[PROBLEMS] To provide a flux shunt control rotary electric machine system of good energy efficiency in a magnet excited rotary electric machine. [MEANS FOR SOLVING PROBLEMS] In the flux shunt control rotary electric machine system, a fie...
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WO/2009/011460A1 |
A rotating electric machine includes a rotatably installed shaft (58), a rotor (10) having formed in it receiving holes (24A) capable of receiving permanent magnets (31), having the permanent magnets (31) received in the receiving holes ...
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WO/2009/003638A1 |
In the drive train of an internal combustion engine there is an auxiliary assembly, which needs to be coupled to an axial-flow machine (10) for implementing an adjusting movement, which axial-flow machine has a stator (12) and a rotor (1...
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WO/2009/003913A1 |
A washing machine direct drive comprises a stator (2), which is intended to be fixed to a washing tub and has coils (7), to which power can be supplied, of a coil length (LS) which are wound around a stator core (6) of stator core height...
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WO/2009/001675A1 |
Provided is an axial gap type motor comprising a rotor made rotatable on the axis of rotation, and a first stator and a second stator arranged to confront each other across the rotor on the two sides of the rotation axis direction of the...
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WO/2009/003195A1 |
A motor includes a stator and a rotor, equipped to be movable in at least a first direction relative to the stator, the rotor operably interfacing the stator so that a motor force is generated in a first direction, where the stator compr...
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WO/2008/154358A1 |
Embodiments of the invention provide for conical magnets for rotors in electrodynamic machines, methods to design the same, and rotor-stator structures for electrodynamic machines. In various embodiments, a rotor-stator structure for ele...
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WO/2008/153171A1 |
Provided is a dynamo-electric machine comprising a stator (100) having a plurality of winding phases formed by a distributed winding, a rotor (10) having a plurality of magnetic poles and an outer circumference confronting the stator (10...
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WO/2008/148621A1 |
The invention relates to an electric synchronous machine (10) comprising a fixed stator (12), a multi-phase stator winding (13) and a rotor (11) with several permanently magnetic and electrically excited poles distributed around the peri...
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WO/2008/148398A1 |
The invention relates to a valve-type electric machine comprising a salient-pole rotor provided with the even number of poles and an excitation system consisting of two permanent magnets which are arranged at an angle to each other, the ...
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WO/2008/146437A1 |
An electric motor comprises a stator (11) including a stator core (14) having a yoke (12) and teeth protruding from the yoke (12) with slots (15) formed between adjacent teeth (13), and a rotor (21) having a rotor core (23) and permanent...
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WO/2008/142001A2 |
The invention relates to a module (1) for a primary part (14) of an electric machine. Said module (1) has at least one coil (2) and a permanent magnet (3) and a thermal contact resistance (6) is formed between the coil (2) and the perman...
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WO/2008/143598A2 |
The invention relates to a wind turbine (1) used to convert the kinetic energy formed by the wind into the electrical energy, which comprises at least one blade (10) and at least one rotor shaft (14) and a rotor (3) connected onto said r...
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WO/2008/143976A2 |
Devices and methods are provided for a rotor assembly (200) and an electric motor. One embodiment for a rotor assembly (200) includes a first rotor(202) including a first interface surface (206) and a second rotor (204) including a secon...
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WO/2008/141245A2 |
Electrical output generating devices and driven electrical devices having tape wound core laminate rotor or stator elements. The tape wound core portions enhance magnetic flux and may be shaped and cut to receive magnet and/or flux condu...
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WO/2008/139675A1 |
If the straight line joining a rotation center (O) of a rotor and the magnetic pole center or the center of a permanent magnet (25) is a d-axis, and if the straight line joining the rotation center (O) and an intermediate point, at which...
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WO/2008/141224A1 |
A device for generating electrical or mechanical output, comprising a rotor coll, a rotor assembly with an axis, and having rotator extensions, a stator coil, and a stator assembly, the stator assembly having two sets of stator flux cond...
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WO/2008/141198A1 |
Various devices for generating electrical or mechanical output, comprising a coil, a rotor assembly rotatable about an axis, the rotor comprising alternating magnet portion and flux conducting portions, each of the magnet portions having...
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WO/2008/139522A1 |
To provide a vehicle operation system capable of practically operating a vehicle not requiring an overhead wire, a charge system used in the vehicle operation system and a vehicle. A voltage control device (82) in a vehicle (100) control...
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WO/2008/141214A1 |
A device for generating electrical or mechanical output, comprising a stator coil, a stator assembly, a rotor coil, a rotor assembly rotational about an axis, the rotor assembly at least partially surrounding the rotor coil, rotator exte...
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WO/2008/141173A2 |
A powdered metal assembly includes a mechanical part, a powdered metal part and a fastener configured to join the mechanical part and the powdered metal part. In another aspect of the disclosure, a method for manufacturing a powdered met...
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WO/2008/137709A2 |
An electric machine includes a stator and a rotor core positioned adjacent the stator and rotatable about a longitudinal axis. The rotor core includes a plurality of bar apertures, a plurality of elongated flux barriers separate from the...
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WO2008051218B1 |
A permanent magnet reluctance machine (PMRM) uses electromagnetic interaction and the minimum reluctance principle to generate a developed torque that has wide constant torque to speed characteristics and a higher torque to weight ratio....
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WO/2008/132514A1 |
Drilling rig apparatus having a driven shaft, such as a mud pump comprising a pumping section (20) and a motor a pparatus (30), the pumping section (20) having at least one pump (58,59) and a main pinion shaft (32), said motor apparatus ...
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WO/2008/129904A1 |
A controller for an axial gap-type motor (3) comprises a rotor (11) having a permanent magnet and a first stator (12a) and a second stator (12b) opposed to each other with the rotor (11) interposed therebetween in the axial direction of ...
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WO/2008/129902A1 |
An axial gap motor comprising a rotor rotatable about a rotating shaft and a stator placed on at least one side of the rotor in the rotating shaft direction. The axial gap motor is characterized in that the rotor has main permanent magne...
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WO/2008/131214A2 |
A micropositioner is provided, which contains an outer magnetic pole-piece and an inner magnetic pole-piece located within the outer magnetic pole piece. At least one permanent magnet is located between the inner magnetic pole piece and ...
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