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JP2014517675A |
The invention relates to a rotor for a dynamo-electric machine having: a rotor body which rotates about a rotation axis which runs in the direction of gravity, winding elements which are arranged in slots which run axially in the rotor b...
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JP5552631B2 |
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JP5541577B2 |
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JP5545119B2 |
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JP5542112B2 |
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JP5545177B2 |
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JP2014121166A |
To solve the problem that, in a rotary electric machine, a holding ring made of nonmagnetic steel is fixed to an end part of a rotor winding protruding from an end of a rotor iron core, and because the rotor winding at the end part or a ...
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JP5527985B2 |
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JP5518816B2 |
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JP2014108005A |
To provide a rotor capable of appropriately reducing deformation of a short-circuit ring with rotational drive without using any reinforcement member, the rotor being configured by connecting a plurality of secondary conductors via the s...
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JP2014108006A |
To provide a rotor in which the secondary conductor can be held stably even during high speed rotation, while enhancing the performance of an induction motor by an open slot structure.A rotor 20 has a secondary conductor 23, provided in ...
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JP2014103764A |
To provide a method of manufacturing a rotor of an induction machine which includes a rotor core and a secondary conductor having a conductor bar and an end ring, and can deal with downsizing and high revolution of the induction machine....
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JP2014103763A |
To provide a method of manufacturing a rotor of an induction machine which includes a rotor core and a secondary conductor having a conductor bar and an end ring, can solve casting defect generated when die-cast molding the end ring and ...
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JP5513739B2 |
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JP5497291B2 |
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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JP2014090576A |
To provide a rotary actuator which can be used as the drive unit of a micromachine, and to provide a pump using the rotary actuator.A rotary actuator 1 includes a rotor 11 composed mainly of carbon and having a longitudinal direction, a ...
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JP2014090565A |
To provide an anaxial flow blower capable of ensuring the air blow rate even when the pressure loss out of machine increases without using DC power or any control circuit mounted with microcomputer.An axial flow blower includes: an opera...
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JP5490251B2 |
A rotor of an induction motor according to the present invention is a rotor including a squirrel-cage secondary conductor, wherein the rotor slot is constituted by an outer circumferential slot formed near an outer circumference of the r...
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JP5490256B2 |
In an induction motor, when dimensions of respective elements of a rotor slot are defined as TB: a shortest distance between a center side of an inner circumferential slot and an outer circumference of the rotor; TC: a circumferential wi...
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JP5484633B2 |
In order to solve problems in a rotor of a conventional inductive motor in relation to extra costs for highly rigid materials such as a iron or stainless steel that arise during manufacture of the protective ring, the high-precision posi...
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JP2014079114A |
To form stable weld metal when arc-welding a conductor bar and an end ring.A method for manufacturing an induction rotary electric machine includes the steps of: assembling a conductor bar 254 and an end ring 226 to a rotor core to form ...
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JP2014068463A |
To provide a ceiling fan capable of achieving a high-speed rotation while achieving low power consumption, silent and stable blowing by reducing unstable rotation without using any DC motor or control circuit mounted with a micro compute...
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JP2014068430A |
To provide a rotator for an induction machine capable of being downsized and increased in rotation speed, the rotator including: a rotor core having a plurality of slots arranged around a rotating shaft and extended in a shaft direction;...
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JP5465592B2 |
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JP5461940B2 |
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JP5451985B2 |
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JP2014050142A |
To solve a problem that, in an induction motor, a slot harmonic magnetic flux caused by presence of a slot or a carrier harmonic magnetic flux caused by a carrier frequency of an inverter in a case of inverter drive are present in additi...
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JP5419887B2 |
An electrical power generator assembly (10a) for using kinetic energy from a flowing fluid (12) to generate electrical power. The electrical power generator (10a) includes a blade assembly (14) and at least one primary coil (52). The bla...
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JP5407195B2 |
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JP5408277B2 |
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JP5385145B2 |
A device and a method for supplying electrical power to at least one induction machine on board an aircraft. This device includes at least one CVFR type source, in which the voltage and frequency are both variable but in a constant ratio...
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JP5368240B2 |
To provide a well balanced squirrel-cage rotor for an electric motor, quantities of braze used to bond various rotor components are different from each other so as to serve as balance weight in order to improve balance.
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JP2013240223A |
To provide an induction motor in which mechanical strength of a rotor is ensured by preventing withdrawal of a secondary conductor from a rotor slow, while ensuring the characteristics of the induction motor, by combination of open slots...
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JP5355634B2 |
A substrate treatment system for treating substrates in a continuous process includes a system chamber delimited by chamber walls, having an entry lock and an exit lock, and also at least one substrate treatment device and a transportati...
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JP2013236425A |
To provide a rotor of an induction machine which prevents damage of end rings that is caused by a centrifugal force resulting from rotations of a rotor more effectively in the rotor of the induction machine where end parts of secondary c...
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JP5346527B2 |
To provide an efficient rotor for induction machines wherein it is possible to secure electrical insulation between a rotor core and a rotor conductor without complicated work, to provide a method of manufacturing the rotor, and to provi...
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JP5338043B2 |
To reduce a potential difference between main winding and auxiliary winding, which are brought into contact with each other, and to improve winding insulation performance in a stator of a half pitch-type capacitor motor. Auxiliary windin...
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JP5334167B2 |
To obtain a magnet generator which includes a winding structure that allows output characteristics to be selectively changed from the same armature winding structure. The magnet generator including an armature winding and magnets is conf...
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JP5326012B2 |
A rotor including a cylindrical iron core having a through hole for receiving a rotational shaft, and a squirrel-cage conductive body including a plurality of conductive bars and a pair of annular conductive end rings provided at both en...
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JP2013221435A |
To provide a ceiling fan capable of reducing power consumption and reducing noises by suppressing rotation non-uniformity without using a DC motor or a control circuit with a microcomputer packaged therein.At an outer peripheral side of ...
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JP2013223395A |
To provide an induction motor and a blower capable of achieving noise reduction by reducing density of a magnetic flux of tooth parts around which auxiliary windings of the induction motor mounted on the blower are wound.The induction mo...
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JP2013223391A |
To provide a rotary electric machine for reducing stress applied to a rotor bar and an end ring by suppressing thermal expansion of the end ring because current density of current flowing on the surface of the end ring becomes large to i...
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JP2013220004A |
To provide an induction motor that uses a rotor having a plurality of secondary conductors and that is effectively cooled with a coolant.An induction motor 1 has a stator 10, a rotor 20, a rotating shaft 30, and end plates 40. The rotor ...
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JP2013219906A |
To improve efficiency while reducing a manufacturing cost of a single-phase induction motor.A single-phase induction motor comprises a stator core and rotor core. The stator core comprises: an iron core back 211 having an annular shape; ...
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JP5324088B2 |
To provide a squirrel cage rotor of a polyphase induction motor which suppresses an influence of harmonic magnetic flux, thereby improving efficiency, and to provide a manufacturing method thereof. The squirrel cage rotor of the polyphas...
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JP2013215028A |
To reduce torque ripples generated at stator teeth and rotor teeth when a rotor of a single-phase induction motor rotates.A single-phase induction motor comprises: a stator including an annular core back 211, a plurality of stator teeth ...
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JP2013215022A |
To provide a high torque, lightweight motor at low costs without increasing the size, by reducing the leakage flux with a simple configuration.The motor includes a stator 3 having a plurality of stator magnetic poles 3b, a rotor having a...
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JP5319159B2 |
To provide a squirrel-cage rotor which is improved in characteristics during starting and in efficiency during operation without complicating the work in a manufacturing process. A core material 5 has a plurality of inner peripheral slot...
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JP2013211987A |
To prevent a cooling fan from being broken owing to centrifugal force while reducing windage loss even when a rotary electric machine rotates at a high speed.A rotary electric machine includes a cooling fan 11 supported rotatably and coa...
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JP5313552B2 |
To provide a rotor which is easily manufactured while containing a copper bar and an aluminum bar in a slot. In the rotor 3, a plurality of the slots 11 which are formed so as to be opened at external peripheral sides are formed at the e...
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