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JP2010279143A |
To obtain a rotor for induction motor which can suppress the generation of an eddy current at the periphery of a rotor and also can be manufactured easily, an induction motor, and a method of manufacturing the rotor for the induction mot...
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JP4595249B2 |
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JP4595250B2 |
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JP2010268561A |
To provide a rotor for rotating electrical machines and a rotating electrical machine wherein a copper bar can be easily inserted in a slot in a rotor core.The rotor core 8 of the rotor 3 is constituted, by combining together an annular ...
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JP2010268573A |
To enhance the effect of elimination of flux saturation in a squirrel-cage induction machine.First slots 20A and second slots 20B are alternately set in a rotor core 16 in the circumferential direction. The first slots 20A and the second...
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JP2010268549A |
To provide a thin type stator of bipolar capacitor induction motors capable of standardizing quadrupolar capacitor induction motors and components.The stator 1 comprises a stator core 4 composed of an annularly formed yoke section 2 and ...
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JP4587508B2 |
A tool-holding chuck (1) for machining with the removal of swarf in which rotary movement of the chuck (1) and a tool (2) coaxially fixed to it and axial forward and backward movement of the tool (2) are required, in which the tool (2) i...
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JP2010263759A |
To improve the performance for cooling the conductors in a rotor of a squirrel-cage induction motor.In the rotor for the squirrel-cage induction motor, a plurality of slots 26, 26A are formed on a rotor core 16 provided inside of an annu...
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JP4582947B2 |
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JP4579170B2 |
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JP4559872B2 |
It is an object to obtain a highly efficient and low-cost single-phase motor and a hermetic compressor employing the motor by producing the motor in a form that allows a proper material layout, with securing a magnetic path of a coreback...
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JP4563244B2 |
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JP4560755B2 |
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JP4561325B2 |
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JP4528825B2 |
A self-starting type permanent magnet synchronous motor comprises a stator and a rotor. The rotor comprises a rotor core having a plurality of slots provided in an outer periphery thereof and a cage winding comprising conductive bars emb...
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JP2010178448A |
To provide a stator for capacitor motors, which can simplify the treatment of a jumper wire at combination of a main winding spool and an auxiliary winding spool by simplifying the structural section of a winder, and a method of manufact...
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JP2010166779A |
To fully cast a conductor material, in such a manner that there is no problem concerning energy conservation, productivity, and resource saving, and cast product is not caused to enlarge and the manufacturing cost is not increased. The m...
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JP2010161841A |
To obtain an induction motor which can reduce a power supply capacity, will not cause leakage of metal which is melted at die-casting to the external peripheral wall surface of a rotor core, and is low in cost. This induction motor inclu...
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JP2010161920A |
To limit thermal expansion to each section, by reducing the thermal expansion of rings as a whole by dividing the end rings into a plurality of sections. A rotor 10 for an inductor motor or an induction generator has a first end ring 12....
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JP4505931B2 |
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JP4503374B2 |
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JP4503329B2 |
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JP2010154648A |
To provide a motor with a novel epoch-making structure formed by arranging and installing windings of each phase in a stator by using a newly winding structure having advantages of both distributed winding and concentrated winding. An al...
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JP2010154751A |
To improve the power factor as an induction-type electric motor, by making a magnetic force from a stator act on a rotor more efficiently. The inner peripheral surface of a stator and the outer peripheral surface of a rotor are each shap...
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JP4491895B2 |
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JP4481399B2 |
PURPOSE: To set up a capacitor in the motor frame of a motor which is driven by using the capacitor, and at the same time, to enable the capacitor to cope with a high-output motor that generates large quantity of heat. CONSTITUTION: A ca...
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JP4476942B2 |
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JP4474469B2 |
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JP4466671B2 |
An induction machine has a stator and rotor. The stator comprises teeth and slots and stator winding disposed in the slots. The rotor comprises a rotor core having teeth and slots and a rotor-conductor disposed in the rotor slots. Both o...
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JP2010114949A |
To provide a manufacturing method for a rotor, which does not cause such trouble that a caulking foot for the balance weight of the rotor using a high-resistance aluminum alloy material as the secondary conductor of the rotor breaks, or ...
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JP4463395B2 |
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JP4458944B2 |
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JP4451533B2 |
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JP2010081675A |
To prevent the thermal deformation of a rotor core to the utmost by enabling copper die-cast molding.In this cage-type rotor 4, a plurality of external peripheral slots 11 are formed in the external periphery of the rotor core 3 with pre...
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JP4441072B2 |
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JP4444562B2 |
A constructive arrangement for the starting system of an electric motor, comprising a basic body (10), to which are mounted a cover (20), a starting device (30) and a motor protector (40, 40'), said basic body (10) being provided, on an ...
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JP4441071B2 |
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JP4437671B2 |
In an automotive alternator according to the present invention, a curved portion for adjusting a height of a joining portion coil end of an inner winding portion and a height of a joining portion coil end of an outer winding portion so a...
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JP4415679B2 |
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JP4415176B2 |
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JP2010035394A |
To generate necessary electric power by rotation with a light load in a generator where miniaturization and light weight are required.To decrease the load of the generator as shown in Fig.1, a solenoid armature is constituted such that t...
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JP4411140B2 |
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JP2010028957A |
To achieve a structure that strikes a balance between a high torque at lower-speed operation and favorable performance at high-speed operation without causing a large increase of cost, in an inductor.An induction electric motor 12 servin...
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JP4408869B2 |
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JP4408327B2 |
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JP2010011635A |
To provide a rotating electrical machine improving a starting characteristic by an end ring shape arranged in a rotor.The rotating electrical machine is provided with a stator with a winding and a rotor. In the rotor, a squirrel-cage sec...
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JP2010011679A |
To provide an induction machine having a structure in which an induction current flowing through a rotor is sufficiently increased in a target slip area without inviting a significant cost increase to offer higher performance.An inductio...
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JP2010011674A |
To provide a multi-phase concentrated winding squirrel-cage type induction machine, which suppresses torque reduction while suppressing loss.In the multi-phase concentrated winding squirrel-cage type induction machine 1, a coil 4 is conc...
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JP2009296745A |
To reduce an external diameter size of a stator iron core, to shorten a winding pitch per pole of winding, to shorten winding peripheral length, to reduce a winding copper amount and to improve motor efficiency.A motor includes a stator ...
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JP2009278701A |
To reduce eddy current loss generated under impact of harmonic flux, and to prevent the size of a rotor from increasing.A cage-type induction machine 11 includes a first conductor bar 20 and a second conductor bar 21 in a slot 19 which i...
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