WO2014041637A1 - 回転電機の電機子およびその製造方法 - Google Patents
回転電機の電機子およびその製造方法 Download PDFInfo
- Publication number
- WO2014041637A1 WO2014041637A1 PCT/JP2012/073335 JP2012073335W WO2014041637A1 WO 2014041637 A1 WO2014041637 A1 WO 2014041637A1 JP 2012073335 W JP2012073335 W JP 2012073335W WO 2014041637 A1 WO2014041637 A1 WO 2014041637A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- coil
- armature
- core
- edgewise
- rotating electrical
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
- H02K15/0081—Connecting winding sections; Forming leads; Connecting leads to terminals for form-wound windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/06—Embedding prefabricated windings in machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/325—Windings characterised by the shape, form or construction of the insulation for windings on salient poles, such as claw-shaped poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
- H02K9/223—Heat bridges
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
- Y10T29/49012—Rotor
Definitions
- the present invention relates to an armature of a rotating electric machine and a method for manufacturing the same.
- the coil in the direct winding method in which the coil is directly wound around the core via an insulating member, the coil cannot be wound in close contact with the core, and the coil swells, so that the coil is wound with respect to the winding possible region. Cannot be wound effectively. In particular, this tendency becomes more prominent as the coil becomes thicker, which is a factor that hinders the improvement of the coil space factor.
- a rectangular wire with a rectangular conductor cross section is formed by bending the rectangular wire so that the short side of the conductor cross section is inside the coil axis. It has been proposed to apply edgewise coils.
- edgewise coil By using the edgewise coil, unnecessary gaps can be eliminated and the space factor of the coil can be improved as compared with a round wire having a circular conductor cross section.
- the edgewise coil has a single layer structure with respect to the core, heat can be directly released to the core and heat dissipation can be improved as compared with a round wire wound around a plurality of layers. .
- a method for manufacturing a stator is also proposed for an edgewise coil by forming an edgewise coil once and then inserting the edgewise coil into a core via an insulator (for example, a patent). Reference 1).
- Patent Document 1 discloses a structure that secures a certain amount of a gap between the edgewise coil and the core via an insulator when the edgewise coil is inserted into the core.
- This insulator has a function of insulating (dissipating) heat generated by the edgewise coil to the core while insulating the edgewise coil and the core.
- the present invention has been made to solve the above-described problems, and improves the efficiency of the rotating electrical machine by improving the heat dissipation of the edgewise coil and the manufacturing method thereof.
- the purpose is to obtain.
- An armature for a rotating electrical machine is an armature for a rotating electrical machine, wherein a core having a yoke portion and a tooth portion protruding from the yoke portion, and a rectangular wire having a rectangular conductor cross section are edgewise bent.
- An edgewise coil that is wound around and inserted into the tooth portion via an insulating member, and a heat transfer member that is filled in a gap between the tooth portion and the edgewise coil, the tooth portion and the edgewise coil. The gaps formed at two places between the long sides of the two are different from each other.
- the method of manufacturing an armature for a rotating electrical machine is a method for manufacturing an armature for a rotating electrical machine, and forms an edgewise coil by winding a rectangular wire having a rectangular conductor cross section by edgewise bending. Inserting the edgewise coil into the tooth portion of the core having the yoke portion and the tooth portion protruding from the yoke portion through the insulating member, and inserting the edgewise coil in the short side direction of the edgewise coil. And a step of filling the gap between the tooth portion and the edgewise coil with a heat transfer member.
- the gaps formed at two locations between the tooth portion and the long side of the edgewise coil are formed to be different from each other. Therefore, the thermal resistance of the heat transfer portion from the edgewise coil to the core can be reduced, the heat dissipation of the edgewise coil can be improved, and the efficiency of the rotating electrical machine can be improved.
- FIG. 1 It is a top view which shows the stator comprised by the armature of the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the armature of the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the core of the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the edgewise coil of the rotary electric machine which concerns on Embodiment 1 of this invention. (A), (b) is the side view and top view which respectively show the edgewise coil of the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the insulator of the rotary electric machine which concerns on Embodiment 1 of this invention.
- an edgewise coil may be simply expressed as a coil.
- the armature of the rotating electrical machine according to the present invention is applied to a stator.
- the present invention is not limited to this, and the armature of the rotating electrical machine according to the present invention is applied to a rotor. May be.
- FIG. 1 is a top view showing a stator 100 constituted by an armature 10 of a rotary electric machine according to Embodiment 1 of the present invention.
- the stator 100 includes an armature 10 arranged in an annular shape and a frame 20 arranged on the outer periphery of the armature 10.
- the frame 20 has a fastening allowance, and holds and fixes the armature 10 by press-fitting or shrink-fitting.
- FIG. 2 is a perspective view showing the armature 10 of the rotating electrical machine according to the first embodiment of the present invention.
- the armature 10 includes a core 11, an insulator (insulating member) 12, insulating paper (insulating member) 13, and a coil 14.
- FIG. 3 is a perspective view showing the core 11 of the rotating electrical machine according to the first embodiment of the present invention.
- the core 11 includes a yoke portion 11 a and a teeth portion 11 b that protrudes from the yoke portion 11 a toward the center of the stator 100.
- the core 11 is configured by laminating thin steel plates 11c.
- iron loss can be suppressed by using a silicon steel plate as the thin steel plate 11c.
- the laminated thin steel plates 11c are caulked by press-molded dowels 11d, 11e, and 11f and fixed integrally.
- the laminated thin steel plates 11c there are other methods for fixing the laminated thin steel plates 11c, such as a method for fixing by adhesion and a method for fixing by welding.
- a method for fixing by adhesion and a method for fixing by welding.
- the surface where the tooth portion 11b faces the coil 14 is referred to as a tooth portion side surface 11g
- the surface where the yoke portion 11a faces the coil 14 is referred to as a yoke portion side surface 11h.
- FIG. 4 is a perspective view showing the edgewise coil 14 of the rotary electric machine according to Embodiment 1 of the present invention.
- the coil 14 is formed by winding a rectangular wire having a rectangular (rectangular) conductor cross section by so-called edgewise bending, in which the short side of the conductor cross section is in the direction of the inside of the coil axis. .
- the coil 14 is inserted into the tooth portion 11 b of the core 11.
- the coil 14 includes coil end portions 14a and 14b which are coil short sides on both axial ends of the stator 100, slot portions 14c and 14d which are coil long sides, and two coil terminals 14e and 14f which are terminals.
- the coil 14 is made of a conductor whose surface is covered with an insulating film such as polyamideimide.
- slot inner peripheral surface 14g The surface where the slot portions 14c and 14d face the tooth portion 11b (tooth side surface 11g) of the core 11 is referred to as a slot inner peripheral surface 14g, and the slot portions 14c and 14d are the yoke portion 11a (yoke portion side surface 11h) of the core 11. ) Is referred to as a slot yoke surface 14h.
- the coil terminals 14e and 14f are assembled in the state of the stator 100, they are three-phase connected.
- the coil terminals 14e and 14f extend in the same direction, but are not limited to this, and may extend in directions opposite to each other.
- the stator 100 is connected at both ends in the axial direction.
- FIG. 5 (a) and 5 (b) are a side view and a top view, respectively, showing the edgewise coil 14 of the rotating electrical machine according to the first embodiment of the present invention.
- the coil 14 has a rectangular wire wound spirally in the order of a coil end 14e, a slot portion 14w, a coil end portion 14x, a slot portion 14y, a coil end portion 14z,. .
- the slot portion 14w is the slot portion 14d closest to the slot yoke surface 14h, following the coil terminal 14e
- the coil end portion 14x is the coil end portion 14b closest to the slot yoke surface 14h, following the slot portion 14w
- the slot portion 14y is the slot portion 14c on the most slot yoke surface 14h side following the coil end portion 14x
- the coil end portion 14z is the coil end portion on the most slot yoke surface 14h side following the slot portion 14y. 14a.
- the winding from the first turn to the second turn is such that the coil end portion gradually slopes from the slot portion 14y on the side far from the coil terminal 14e, and the coil on the side close to the coil terminal 14e.
- the end portion 14z and the coil terminal 14e are overlapped to form a second turn.
- the rectangular wires are stacked in the same manner, and the specified number of turns is wound. Therefore, the slot portion 14w following the coil terminal 14e and the other slot portion 14y are not on the same plane. Therefore, the gap between the slot portion 14w and the core 11 following the coil terminal 14e is smaller than the gap between the other slot portion 14y and the core 11.
- FIG. 6 is a perspective view showing an insulator 12 for a rotating electrical machine according to Embodiment 1 of the present invention.
- the insulator 12 is substantially U-shaped, and is provided on the side of the yoke 11 a of the core 11 on the side of the coil receiving portion 12 a and the coil receiving portion 12 a disposed between the coil 14 and the core 11.
- the outer wall 12b is formed, and the inner wall 12c is provided on the tip side of the tooth portion 11b of the core 11.
- the insulator 12 is made of a heat-resistant thermoplastic resin or thermosetting resin.
- FIG. 7 is a perspective view showing insulating paper 13 of the rotating electrical machine according to Embodiment 1 of the present invention.
- the insulating paper 13 is a sheet in which a material having heat resistance and insulation is used and a plurality of materials are stacked.
- aramid paper-PPS polyphenylene sulfide
- aramid paper is used. .
- the insulating paper 13 includes a tooth insulating portion 13a that covers the tooth portion side surface 11g and the slot inner peripheral surface 14g, a yoke insulating portion 13b that covers the yoke portion side surface 11h and the slot yoke surface 14h, and a tooth portion 11b of the coil 14.
- FIGS. 8 and 9 are perspective views showing the procedure for assembling the armature 10 of the rotary electric machine according to Embodiment 1 of the present invention.
- the insulating paper 13 is wound around the slots 14c and 14d of the coil 14, respectively.
- the teeth insulating portion 13a of the insulating paper 13 is disposed on the inner peripheral side of the slot portions 14c and 14d, the yoke insulating portion 13b and the tooth tip insulating portion 13c are bent, and finally the interphase insulating portion 13d is overlapped.
- the insulator 12 is inserted into the coil end portions 14a and 14b of the coil 14, respectively. Subsequently, as shown in FIG. 9, by inserting the tooth portion 11 b of the core 11 inside the coil 14 with respect to the coil 14 assembled with the insulator 12 and the insulating paper 13, the armature 10 of the rotating electrical machine is Complete.
- FIGS. 10A and 10B are cross-sectional views showing the core 11 and the edgewise coil 14 of the rotating electrical machine according to the first embodiment of the present invention.
- the heat transfer paths for releasing the heat of the coil 14 to the core 11 include a path for escaping from the slot inner peripheral surface 14 g of the coil 14 to the tooth portion side surface 11 g of the core 11 and a slot yoke surface 14 h of the coil 14 There is a path to escape to the yoke portion side surface 11h.
- the width of the tooth portion 11b of the core 11 is X as the dimensional relationship during assembly of the coil 14 and the core 11, and FIG. ),
- X> Y is defined.
- the angle of the tooth portion side surface 11g with respect to the center line of the core 11 is ⁇
- the slot inner peripheral surface with respect to the center line of the coil 14 When an angle of 14 g is ⁇ , ⁇ > ⁇ is defined.
- Assembling is performed based on such a dimensional relationship, and the center position of the coil 14 with respect to the core 11 is shifted in the direction of the coil terminal 14f (the circumferential direction of the stator 100). Thereby, the clearance gap between the slot inner peripheral surface 14g of the coil 14 and the teeth part side surface 11g of the core 11 becomes left-right asymmetric.
- FIG. 11 is a cross-sectional view of the armature 10 of the rotary electric machine according to Embodiment 1 of the present invention.
- the gap between the coil 14 and the core 11 is filled with varnishes (heat transfer members) 30a and 30b having a high heat transfer rate.
- varnishes heat transfer members
- the thermal resistance becomes a parallel thermal resistance
- the overall thermal resistance becomes smaller than the case where the thicknesses of the varnishes 30a and 30b are equal to each other. Therefore, the heat dissipation of the edgewise coil 14 is improved, and the efficiency of the rotating electrical machine is improved.
- the gap between the slot portion 14w and the core 11 following the coil terminal 14e is smaller than the gap between the other slot portion 14y and the core 11 (see FIG. 5). The resistance is reduced, the heat dissipation of the edgewise coil 14 is improved, and the efficiency of the rotating electrical machine is improved.
- the gaps formed at two locations between the tooth portion and the long side of the edgewise coil are formed to be different from each other. Therefore, the thermal resistance of the heat transfer portion from the edgewise coil to the core can be reduced, the heat dissipation of the edgewise coil can be improved, and the efficiency of the rotating electrical machine can be improved.
- the gap between the coil 14 and the core 11 is filled with the varnishes (heat transfer members) 30a and 30b.
- the heat transfer member that fills the gap between the coil 14 and the core 11 may be heat transfer silicon.
- the heat transfer silicon has a high viscosity and does not penetrate into the gap in the application after the assembly of the coil 14 and the core 11, so the application is performed before the assembly.
- the coil 14 is assembled after pre-coating before assembling, for example, by changing the thickness asymmetrically to the teeth portion 11b of the core 11 so that the clearance is thin on the small side and thick on the large side.
- the armature 10 is manufactured.
- the heat dissipation of the edgewise coil 14 can be further improved by using heat transfer silicon having a high heat transfer coefficient.
Abstract
Description
特許文献1には、エッジワイズコイルをコアに挿入する際に、インシュレータを介してエッジワイズコイルとコアとの隙間を一定量確保する構造が示されている。このインシュレータは、エッジワイズコイルとコアとを絶縁するとともに、エッジワイズコイルの発する熱をコアに逃がす(放熱する)機能を有している。
そのため、エッジワイズコイルからコアへの伝熱部の熱抵抗を低減することができ、エッジワイズコイルの放熱性を向上させて、回転電機の効率を向上させることができる。
図1は、この発明の実施の形態1に係る回転電機の電機子10により構成されるステータ100を示す上面図である。図1において、ステータ100は、円環状に配置された電機子10と、電機子10の外周に配置されるフレーム20とから構成されている。フレーム20は、締め代を有しており、圧入または焼きばめすることにより、電機子10を保持固定している。
そのため、エッジワイズコイルからコアへの伝熱部の熱抵抗を低減することができ、エッジワイズコイルの放熱性を向上させて、回転電機の効率を向上させることができる。
Claims (5)
- 回転電機の電機子であって、
ヨーク部と、前記ヨーク部から突出したティース部とを有するコアと、
導体断面が方形形状である平角線をエッジワイズ曲げにより巻回して構成され、絶縁部材を介して前記ティース部に挿入されるエッジワイズコイルと、
前記ティース部と前記エッジワイズコイルとの隙間に充填された伝熱部材と、を備え、
前記ティース部と前記エッジワイズコイルの長辺との間の2箇所に形成される隙間が、互いに異なる
回転電機の電機子。 - 前記ヨーク部と前記エッジワイズコイルの長辺との間の2箇所に形成される隙間が、互いに異なる
請求項1に記載の回転電機の電機子。 - 前記伝熱部材は、ワニスである請求項1または請求項2に記載の回転電機の電機子。
- 前記伝熱部材は、伝熱シリコンである請求項1または請求項2に記載の回転電機の電機子。
- 回転電機の電機子の製造方法であって、
導体断面が方形形状である平角線をエッジワイズ曲げにより巻回してエッジワイズコイルを形成するステップと、
前記エッジワイズコイルを、ヨーク部と、前記ヨーク部から突出したティース部とを有するコアの前記ティース部に絶縁部材を介して挿入するステップと、
前記エッジワイズコイルを、前記エッジワイズコイルの短辺方向にずらすステップと、
前記ティース部と前記エッジワイズコイルとの隙間に伝熱部材を充填するステップと、
を有する回転電機の電機子の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112012006894.7T DE112012006894T5 (de) | 2012-09-12 | 2012-09-12 | Anker von rotierender elektrischer Maschine und Verfahren zur Herstellung desselben |
US14/417,743 US9893594B2 (en) | 2012-09-12 | 2012-09-12 | Armature of rotating electrical machine and method for manufacturing same |
CN201280075727.5A CN104620475B (zh) | 2012-09-12 | 2012-09-12 | 旋转电机的电枢及其制造方法 |
PCT/JP2012/073335 WO2014041637A1 (ja) | 2012-09-12 | 2012-09-12 | 回転電機の電機子およびその製造方法 |
JP2014535285A JP5837213B2 (ja) | 2012-09-12 | 2012-09-12 | 回転電機の電機子およびその製造方法 |
Applications Claiming Priority (1)
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PCT/JP2012/073335 WO2014041637A1 (ja) | 2012-09-12 | 2012-09-12 | 回転電機の電機子およびその製造方法 |
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WO2014041637A1 true WO2014041637A1 (ja) | 2014-03-20 |
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PCT/JP2012/073335 WO2014041637A1 (ja) | 2012-09-12 | 2012-09-12 | 回転電機の電機子およびその製造方法 |
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US (1) | US9893594B2 (ja) |
JP (1) | JP5837213B2 (ja) |
CN (1) | CN104620475B (ja) |
DE (1) | DE112012006894T5 (ja) |
WO (1) | WO2014041637A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4064528A2 (en) | 2021-03-26 | 2022-09-28 | Toyota Boshoku Kabushiki Kaisha | Armature and method for manufacturing armature |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6162650B2 (ja) * | 2014-06-12 | 2017-07-12 | ファナック株式会社 | 分割コアを有するコアを備えた固定子および電動機、ならびに固定子の製造方法 |
DE112015007072T5 (de) * | 2015-10-29 | 2018-07-12 | Mitsubishi Electric Corporation | Elektrische Rotationsmaschine |
JP6299729B2 (ja) * | 2015-11-04 | 2018-03-28 | トヨタ自動車株式会社 | 回転電機ステータ |
CN107786021B (zh) * | 2016-08-29 | 2019-10-11 | 光宝电子(广州)有限公司 | 绝缘套管与绕线制品 |
EP3621182A1 (de) * | 2018-09-06 | 2020-03-11 | Siemens Aktiengesellschaft | Zahnspule und verfahren zur herstellung einer zahnspule |
JP7226162B2 (ja) * | 2019-02-25 | 2023-02-21 | 株式会社デンソー | 回転電機 |
EP4336710A1 (en) * | 2022-09-12 | 2024-03-13 | FERRARI S.p.A. | Electric machine stator, and method for manufacturing such a stator |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008160939A (ja) * | 2006-12-21 | 2008-07-10 | Toyota Motor Corp | ステータコア |
JP2009089456A (ja) * | 2007-09-27 | 2009-04-23 | Toyota Motor Corp | 固定子構造 |
JP2010028914A (ja) * | 2008-07-16 | 2010-02-04 | Sumitomo Electric Ind Ltd | 樹脂モールドコイル、樹脂モールドステータ及びステータの製造方法 |
WO2010131319A1 (ja) * | 2009-05-11 | 2010-11-18 | トヨタ自動車株式会社 | 固定子製造方法、及び固定子 |
JP2011254689A (ja) * | 2010-06-04 | 2011-12-15 | Toyota Motor Corp | 絶縁部材、ステータの製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008017639A (ja) * | 2006-07-06 | 2008-01-24 | Fanuc Ltd | 電動機および電動機製造方法 |
JP4715776B2 (ja) * | 2007-03-06 | 2011-07-06 | トヨタ自動車株式会社 | モータ固定子の製造方法及びモータ固定子 |
-
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- 2012-09-12 US US14/417,743 patent/US9893594B2/en active Active
- 2012-09-12 WO PCT/JP2012/073335 patent/WO2014041637A1/ja active Application Filing
- 2012-09-12 JP JP2014535285A patent/JP5837213B2/ja active Active
- 2012-09-12 CN CN201280075727.5A patent/CN104620475B/zh active Active
- 2012-09-12 DE DE112012006894.7T patent/DE112012006894T5/de active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008160939A (ja) * | 2006-12-21 | 2008-07-10 | Toyota Motor Corp | ステータコア |
JP2009089456A (ja) * | 2007-09-27 | 2009-04-23 | Toyota Motor Corp | 固定子構造 |
JP2010028914A (ja) * | 2008-07-16 | 2010-02-04 | Sumitomo Electric Ind Ltd | 樹脂モールドコイル、樹脂モールドステータ及びステータの製造方法 |
WO2010131319A1 (ja) * | 2009-05-11 | 2010-11-18 | トヨタ自動車株式会社 | 固定子製造方法、及び固定子 |
JP2011254689A (ja) * | 2010-06-04 | 2011-12-15 | Toyota Motor Corp | 絶縁部材、ステータの製造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4064528A2 (en) | 2021-03-26 | 2022-09-28 | Toyota Boshoku Kabushiki Kaisha | Armature and method for manufacturing armature |
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CN104620475B (zh) | 2017-04-05 |
CN104620475A (zh) | 2015-05-13 |
JPWO2014041637A1 (ja) | 2016-08-12 |
JP5837213B2 (ja) | 2015-12-24 |
US20150256052A1 (en) | 2015-09-10 |
US9893594B2 (en) | 2018-02-13 |
DE112012006894T5 (de) | 2015-06-11 |
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