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WO/2008/077974A1 |
The subject of the invention is an asynchronous generator with double supply, wherein the stator of the generator is connected to a mains network through a first end of a first winding of a transformer, with the mains network connected t...
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WO2007109272B1 |
Devices and systems for generating energy for powering implanted medical devices such as a pacemakers and defibrillators.
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WO/2008/067649A2 |
A generating device is disclosed comprising an induction motor, an axle of the induction motor projecting from at least one end of the motor, at least one rotor mounted on the axle, at least one magnetic pole mounted on the rotor and a c...
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WO/2008/064759A1 |
The invention relates to a high pressure cleaning device with an electric motor and a pump driven by said electric motor for the delivery of pressurized cleaning fluid, wherein the electric motor contains a coil mechanism with at least o...
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WO/2008/061312A1 |
The present invention relates to an alternator (100) including: a stator (1); a rotor (2); adapted to be driven by a motive power means (10) the stator (1) having a plurality of spaced apart teeth 20.1 defining a plurality of winding slo...
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WO2008005158A9 |
A method and apparatus for direct energy conversion employs modulated static magnetic flux emanating from the pole of a permanent magnet. Photon Cooper pair breaking is used to force a quantum state in Type II superconductor thin films b...
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WO/2008/012269A1 |
The present invention relates to a line start permanent magnet motor (1) having asynchronous properties at start-up and synchronous features in continuous operation, the rotor (3) of which comprises a core (4) formed of magnetic steel ro...
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WO/2008/012271A1 |
The present invention relates to a line start permanent magnet motor (1) having asynchronous properties at start-up and synchronous features in continuous operation, the rotor (3) of which comprises a core (4) formed of magnetic steel ro...
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WO/2008/004266A2 |
The present invention concerns an electric generator as component of an electric drive at variable speed, able to deliver electric power to a three-phases power grid. The generator comprises essentially a stator winding whose core is all...
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WO/2007/139557A1 |
A single field rotor motor comprising a rotor mounted for rotation with respect to a stator. The stator has a plurality of stator poles each having a coil for creating a magnetic pole force. The rotor has a plurality of circumferentially...
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WO/2007/127658A2 |
A rotor for a motor includes a plurality of laminations. Each lamination includes a central opening having an outer surface. The outer surface is defined by a continuous non-circular curve. A shaft includes a cylindrical portion configur...
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WO/2007/126252A1 |
Entry of a synchronous speed of a rotor can be facilitated by increasing a starting torque by adjusting a magnetization application time for magnetizing the rotor according to whether or not a starting capacitor is used. The present inve...
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WO/2007/126251A1 |
An exciting coil of a motor is formed to be controlled by using an analog timer to thus control an excitation control circuit of a motor control apparatus, whereby an excitation control circuit that excites an exciting coil of a motor co...
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WO/2007/116431A1 |
An inexpensive high-efficiency single-phase motor obtained by employing a stator core having a profile of good blank layout while ensuring the magnetic path of a core back. The single-phase motor comprises a stator core (1) formed by lam...
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WO/2007/106057A2 |
A system and method of subjecting piezoelectric structures (14,28) to the mechanical energy generated within a vehicle suspension system (200) to generating electric power for integrated electronic components (12). Piezoelectric technolo...
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WO/2007/102818A1 |
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 wired in series to form one phase of the st...
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WO/2007/098754A1 |
The invention relates to an electric direct-on-line starting engine comprising a stator and a short-circuit rotor (1) for rotation about a central axis. Said rotor (1) comprises a cage winding (4) in which current is induced by means of ...
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WO/2007/094582A1 |
A revolving core inductor having a revolution shaft rotatably supported by an internal structure thereof is provided. The revolving core inductor includes an inner induction coil wound around a bobbin parallel to the revolution shaft and...
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WO/2007/092745A2 |
An apparatus for increasing induction motor revolutions per minute ("RPM's")f includes a motor having a selectively continuous source of AC power and with the motor further including a first stator for inducing current within a rotor usi...
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WO/2007/083974A1 |
A speed-variable single phase induction motor. By a plurality of stators disposed with an interval therebetween and a plurality of magnetic rotors corresponding to the respective stators, the motor implements a high efficiency and a spee...
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WO/2007/073086A2 |
A rotor includes a rotor core (110) which has a central portion and a circumferential portion, wherein a shaft hole (111 ) is formed at the central portion, a plurality of conductor mounting holes (113) are formed along the circumferenti...
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WO2007050620A9 |
One aspect of the invention is a generator with at least two commutators mounted on a rotatable shaft. At least two magnetically conductive bars may be mounted in an opposed relationship with at least one of the bars passing through a wi...
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WO/2007/061211A1 |
A rotor (130) for use in an induction motor includes a main body (131 ) installed to be rotatable by having a gap inside a stator (110), providing a flow path of magnetic fluxes produced from the coil (120), and including a plurality of ...
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WO/2007/044778A2 |
A method for developing thrust from current flow is disclosed. In a first embodiment, a plurality of loops (201) of wire wound in an asymmetrical pattern is physically connected to a source of electrical power (204), developing thrust in...
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WO/2007/024261A1 |
An electromagnetic apparatus has a rotating element acting as a transfer bridge between two active energetic suppliers, the rotating element providing a ferromagnetic core with plural solenoid coils having induced electric energy from ex...
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WO/2007/019673A1 |
An electric generator comprising a stator having stator windings and a rotor having rotor windings. The rotor and the rotor windings extending about the stator windings. The rotor includes an annular rotor housing. On an inside of the ro...
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WO/2007/000429A1 |
The invention relates to a rotor of an asynchronous machine with grooves (7) for accommodating short circuit rods on the ends of the laminated core (1), the respective ends of the short circuit rods being connected by an end ring (3) and...
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WO/2007/000424A1 |
In order to increase the peripheral speed of induction machines (1) with cage rotors (3), the invention proposes a cage rotor (3) with hollow shaped bars (10, 110, 210) which are located in the grooves (9) of the cage rotor (3) and proje...
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WO/2007/000413A1 |
The invention relates to an asynchronous motor comprising a stator or a cage rotor, said cage rotor comprising a shaft (1) and a laminated bundle (2) and rotor rods (3) are arranged within the laminated bundle, running through the openin...
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WO/2006/131878A1 |
The present invention relates to a device (20) and a method for sensorless measuring a mechanical rotor frequency of a rotor (6) of an asynchronous machine (40), wherein the rotor (6) has a predetermined defect and the asynchronous machi...
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WO/2006/130565A2 |
A single or multiphase alternating current electric motor or synchronous generator includes main windings and additional windings that perform de-saturation of the magnetic field of the main windings. Each additional winding is fed throu...
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WO/2006/108810A1 |
The invention relates to an electrical asynchronous machine comprising a stator and a rotor. The stator has a stator winding system comprising a plurality of toothed coils which are partially arranged in stator grooves. The rotor has a r...
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WO/2006/098065A1 |
A high-efficient and inexpensive single-phase electric motor and a closed compressor using it is produced by ensuring a magnetic path of a stator iron core back and forming such a shape that the material scribing is preferable. The singl...
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WO/2006/081723A1 |
The invention provides a minitype single-phase generator with two poles. The generator has a rotor (1) and a stator. The rotor (1) core is provided with two sets of damp windings, each of which includes damp bars (3) and damp plates (4)....
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WO/2006/065893A2 |
A high intensity lighting system comprises a plurality of high intensity discharge lamps electrically connected to a polyphase alternator and a prime mover mechanically connected to the alternator. An inherent impedance characteristic of...
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WO/2006/060713A1 |
A cryogenic pumping system for pumping a cryogenic fluid generally includes a rotor having a plurality of slots. The rotor includes at least one endring defining a plurality of openings. Each opening is aligned with a different one of th...
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WO/2006/045724A1 |
Gearmotor (100) for roll-up shutters, comprising an electric motor, a speed reducer, an electronic or mechanical regulator for the end-of-travel positions of the roll-up shutter, a casing comprising a head-piece (10) which houses at leas...
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WO/2006/042837A1 |
The invention relates to a system for compressing gases with at least one compressor (1) which is driven by a gas turbine (2) via a shaft line (3). An asynchronous motor (4) having a massive rotor (6) is used as the starter and is mounte...
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WO/2006/024206A1 |
A device for rotating a magnet by non-magnetic moving conductor and the method thereof, the method comprises arranging, near a non-magnetic movable conductor, a magnet with rotational shaft, rotating the magnet around the rotational shaf...
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WO/2006/021077A1 |
An induction motor system comprising an induction motor, equipped with a heat recovery and water pumping apparatus and an apparatus for controlling the electrical efficiency and resulting heat generation of the induction motor. The motor...
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WO/2006/021616A1 |
The invention relates to an axial flux induction electrical machine comprising a frame, a shaft (1) bearing-mounted to the frame, a disc-like rotor (2) supported to the shaft, a stator (4) comprising a stator winding (3) and' supported b...
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WO/2006/017973A1 |
A duplicate type three-phase AC motor includes a housing, stators and rotors. Said stators are mounted on the housing, and surround the rotors. The rotors are supported within the housing by a rotor shaft. Two sets of stators are juxtapo...
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WO/2006/005774A1 |
The invention relates to a traction system for lifts, escalators, moving walkways and aerogenerators, which is equipped with an asynchronous motor comprising a copper bar rotor and having a low starting current and a high performance. Th...
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WO/2006/001639A1 |
The present invention relates to an outer rotor type induction motor (60) mounted on an underside of an outer tub (54) of a washing machine, in which a rotor core (124) and a rotor bushing (126) are insert injection molded with a rotor f...
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WO/2005/124973A1 |
A rotor for an electric motor according to the invention comprises a substantially cylindrical core, conductive rods and two short-circuit rings. The cylindrical core is formed from a core material and provided with a plurality of longit...
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WO/2005/117236A1 |
Disclosed is an electric motor (3) comprising a system (4) for detecting the motor state and a motor supply system (10, not represented). The aim of the invention is to keep the dimensions of the outer contours of the whole system (1, 3)...
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WO/2005/114818A2 |
The present invention generally relates to the use of electrical charge storage devices in the rotors of induction machines. Optimal induction machine rotor electrical field requirements increase with rotational velocity and inversely to...
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WO/2005/112584A2 |
A motor (Figure 3) includes external (114) and internal (115) supports. One or both supports are slotless with windings (110) wound around teeth (108) and conductors (112) electrically insulated by insulation (116).
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WO/2005/112229A1 |
A starting device of a single-phase induction motor, which can minimize a consumed power in a steady-state operation thereby to save the energy. When the start of the single-phase induction motor (100) is completed, a bimetal (94) is tur...
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WO/2005/106514A1 |
An apparatus for testing an electric motor is described. The motor comprises stator windings and a rotor arranged along a rotation axis. The apparatus is adapted to measure a physical quantity of the stator winding while the rotor is bei...
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