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JP5164956B2 |
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JP2013051765A |
To provide a DC motor that has high performance and is compact at reduced manufacturing costs.The DC motor has a square sectional structure in which a cylindrical magnet 50 is surrounded by a peripheral part comprising a motor case 10 an...
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JP5161637B2 |
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JP5155981B2 |
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JP5155780B2 |
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JP2013507899A |
The present invention is a magnet support used for the pole casing (10) for attaching a magnet (111,112) to the pole casing wall (101), wherein the magnet support (1) is at least two magnets (111,112). ) Shall be of the form that can be ...
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JP2013046530A |
To provide an electric brush for a DC motor which is suitably adopted as a small electric brush and prevents or inhibits fastening of the electric brush which is caused by wear powder intruding into a holder even if the wear powder of th...
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JP2013046428A |
To provide technology which, in a placement of a spark extinguishing element in a DC motor with brush incorporating a commutator with its arc pieces arranged on outer periphery, can secure a space for mounting the spark extinguishing ele...
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JP5151817B2 |
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JP5146184B2 |
When the magnet holding spring 3 is in the deployed state of the plate-like shape, the auxiliary pole 5 is beforehand fixed to one of the side-plates 31, then the magnet holding spring 3 is bent into a "] "-like sectional shape. As a res...
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JP2013034342A |
To provide a brush which has an insulating layer with a high insulation property enough to securely prevent internal electric conduction even an insulation layer of a division brush which is made of an adhesive decreases in thickness or ...
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JP5145350B2 |
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JP2013031261A |
To provide an electric motor enabling effective reduction in the size thereof.This electric motor includes: a yoke 5; a rotating shaft 3 which has one end rotatably supported by a sliding bearing 18 installed in the yoke 5; and an armatu...
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JP5138951B2 |
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JP5137683B2 |
A coreless motor able to be downsized and easy to be assembled and to ensure the concentricity between a motor shaft, a magnet, and an outer cylinder. The coreless motor includes an outer cylinder gear unit having an output shaft and a s...
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JP5138337B2 |
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JP5135427B2 |
The invention relates to a DC current machine, in particular a DC current motor for driving a blower of a motor vehicle, with a pole housing forming the stator of the machine, a rotor that is rotatably mounted in two bearing plates, and ...
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JP2013021916A |
To provide an electric motor, in particular, a brush motor which has a low risk of fusing its equalizing wires.An electric motor includes a stator, a rotor, and multiple brushes. The stator forms multiple poles. The rotor includes a comm...
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JP2013021823A |
To obtain a technique that has high positional accuracy of a plurality of magnets related to a structure connected to the plurality of magnets and is suitable for a reduction in size.Field magnets 105a through 105d constituted of plastic...
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JP2013021900A |
To provide a new-type coreless power generator capable of always generating a large amount of electric power in a very efficient method, using a small amount of electric power; while in a conventional so called vertical-type wind power g...
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JP5129613B2 |
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JP2013017312A |
To provide a disk motor that has improved assembly efficiency, and to provide an electric operating machine having the same.A disk motor includes: an output shaft 31; a rotor disk 36 that is fixed to the output shaft 31; a stator 40 incl...
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JP5127865B2 |
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JP2013013259A |
To provide an electric motor which is capable of achieving high output without being enlarged and further maintaining an insulation performance, and an electric cleaner employing the same.An electric motor comprises a stator and an armat...
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JP5113419B2 |
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JP5113442B2 |
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JP5111535B2 |
To provide a permanent magnet rotary electric machine having such a field system that it is possible to minimize each component of cogging and suppress cogging variations due to product variations. The permanent magnet rotary electric ma...
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JP5112200B2 |
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JP2013005632A |
To provide a brush unit which ensures interruption of power supply to an armature with a relatively simple structure.A brush unit of this invention includes: a brush; a holding member holding the brush; a spring contacting with the brush...
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JP2013005467A |
To provide a DC motor that prevents contact (short circuit) of parts of wiring with a simple configuration and in a space-saving manner and that provides good cooling.A DC motor includes: an armature core 31, windings 32, a flat-type com...
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JP2013005466A |
To provide a DC motor that softens the impact on a flat-type commutator as being rotated.A DC motor includes: an armature core 31, windings 32, a flat-type commutator 33, and brushes 29. The armature core 31 is provided rotatably with re...
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JP2012257345A |
To ensure torque performance by reducing a gap between an armature plate and a magnet.In a flat motor 10, the peripheral area of an open hole 44 in an armature plate 20 is pressed from other side (arrow head Z2 side) in an axial directio...
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JP2012253984A |
To provide an electric blower capable of correctly detecting the temperature on a field winding.The electric blower includes: an armature unit (not shown) having a rotary shaft (not shown), an armature core (not shown), an armature windi...
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JP5101930B2 |
A side wall of a motor casing is formed into a polygonal shape such that flat side portions and corner portions located at respective corners between the side portions are continuously joined together. A field magnet, which has an outer ...
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JP5097759B2 |
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JP5097555B2 |
An armature where at least one of a first winding wire and a second winding wire is wound around slots that are opposed to all magnetic poles serving as a same magnetic pole in a predetermined winding direction so as to correspond to a p...
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JP2012244883A |
To provide a magnet yoke in which a plurality of magnet fragments can be disposed stably on an inner circumferential surface of the yoke.In a magnet yoke, a plurality of magnet fragments are disposed on an inner circumferential surface o...
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JP5089965B2 |
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JP5085311B2 |
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JP5078328B2 |
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JP5076521B2 |
A yoke assembly for a stator of a starter motor is disclosed including auxiliary poles and magnet springs, with each of auxiliary poles and each of the magnet springs taking the form of a subassembly. The subassembly, composed of each of...
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JP5075972B2 |
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JP2012222906A |
To provide an electric motor which adequately improves heat radiation performance and achieves the reduction in size of the entire device while securing the motor performance.A cross section of a peripheral wall 5b of a yoke 5 is formed ...
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JP2012222937A |
To provide a three-phase DC motor which can increase rectification capability to reduce brush and segment abrasions caused by an electric discharge, and also can improve coil winding workability while aiming to reduce equipment size and ...
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JP5058753B2 |
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JP2012205400A |
To provide a brush device that allows contact pressure on a contact surface between a commutator and a brush to be different on an upstream side, and on a downstream side, in a rotational direction of the commutator so as to produce a di...
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JP5049534B2 |
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JP2012196052A |
To provide a DC motor capable of achieving a long life of a brush by reducing damage to the brush.In a DC motor 1, the number of segments SG is set to twenty that is twice the number of teeth T (slots SL), and also the number of windings...
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JP2012196043A |
To provide a method for winding a coil of a DC motor capable of reducing a total time taken for winding a coil on armature and connecting a connection line to lower a manufacturing cost, and a DC motor.U-phase coils 71U and 72U are forme...
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JP2012196121A |
To provide a long-life commutator motor.An electric blower 10 has a commutator motor 11 provided in an approximately cup-shaped bracket 12 with an open end. The commutator motor 11 includes a stator 30 as a field magnet, a rotor 40 as an...
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