WO2013150594A1 - Machine électrique rotative, bobine de machine électrique rotative et procédé de fabrication de ladite bobine - Google Patents

Machine électrique rotative, bobine de machine électrique rotative et procédé de fabrication de ladite bobine Download PDF

Info

Publication number
WO2013150594A1
WO2013150594A1 PCT/JP2012/058965 JP2012058965W WO2013150594A1 WO 2013150594 A1 WO2013150594 A1 WO 2013150594A1 JP 2012058965 W JP2012058965 W JP 2012058965W WO 2013150594 A1 WO2013150594 A1 WO 2013150594A1
Authority
WO
WIPO (PCT)
Prior art keywords
bobbin
thin film
film body
electrical machine
side surfaces
Prior art date
Application number
PCT/JP2012/058965
Other languages
English (en)
Japanese (ja)
Inventor
俊幸 山岸
青木　健一
岡　威憲
Original Assignee
株式会社安川電機
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社安川電機 filed Critical 株式会社安川電機
Priority to JP2012554554A priority Critical patent/JP5517316B2/ja
Priority to CN201290001226.8U priority patent/CN204304653U/zh
Priority to PCT/JP2012/058965 priority patent/WO2013150594A1/fr
Publication of WO2013150594A1 publication Critical patent/WO2013150594A1/fr

Links

Images

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
    • H02K15/10—Applying solid insulation to windings, stators or rotors
    • H02K15/105—Applying solid insulation to windings, stators or rotors to the 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
    • H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines

Definitions

  • the embodiment of the disclosure relates to a rotating electrical machine, a bobbin of the rotating electrical machine, and a manufacturing method thereof.
  • a bobbin integrally formed of a resin material for electrically insulating a stator winding and an iron core is known (for example, see Patent Document 1).
  • the present invention has been made in view of such problems, and the object of the present invention is to provide a rotating electrical machine that can improve the winding space factor by making the bobbin thin, a bobbin for the rotating electrical machine, and It is to provide a manufacturing method.
  • a rotating electrical machine having a bobbin mounted on a protrusion of a stator core, the bobbin having a rectangular frame shape around which a winding is wound.
  • the body has a thin film body made of an insulating material on at least one of the four side surfaces, and is disposed on at least one of the other two side surfaces opposed to each other.
  • a rotating electrical machine having a resin portion is provided.
  • the winding space factor of the rotating electric machine can be improved by making the bobbin thin.
  • FIG. 2 is a transverse cross-sectional view corresponding to the II-II cross section in FIG. 1. It is a cross-sectional view which expands and shows a part of stator of a rotary electric machine. It is a perspective view showing the detailed structure of the bobbin of this embodiment.
  • FIG. 5 is a longitudinal sectional view of a bobbin corresponding to a VV section in FIG. 4. It is explanatory drawing for demonstrating an example of the process which forms a substantially U-shaped thin film body using an insulating sheet. It is sectional drawing which shows an example of the metal mold
  • the rotating electrical machine 1 is an inner rotor type motor that includes a stator 2 and a rotor 3, and the rotor 3 is provided inside the stator 2.
  • the rotating electrical machine 1 may be a generator instead of a motor.
  • the stator 2 is provided on the inner peripheral surface of the frame 4 via an annular laminated core ring 20 so as to face the rotor 3 in the radial direction.
  • the stator 2 includes a laminated iron core body 5 (stator iron core), a bobbin 6 attached to the laminated iron core body 5, a coil wire 7 (winding) wound around the bobbin 6, and a laminated iron core ring 20.
  • the bobbin 6 is made of an insulating material in order to electrically insulate the laminated core 5 and the coil wire 7.
  • a substrate 8 is provided on one axial side of the bobbin 6 (left side in FIG. 1), and a circuit provided on the substrate 8 and a coil wire 7 wound around the bobbin 6 are connected to two pin terminals 9. It is electrically connected via.
  • a winding start end and a winding end end 7 a of the coil wire 7 are wound around corresponding pin terminals 9 and fixed by solder H.
  • the rotor 3 is made of a permanent magnet and is provided on the outer peripheral surface of the shaft 10.
  • the shaft 10 includes a load-side bearing 12 in which an outer ring is fitted to a load-side bracket 11 provided on the load side (right side in FIG. 1) of the frame 4, and an anti-load side (opposite side of the load side) of the frame 4. 1 is supported rotatably by a non-load-side bearing 14 in which an outer ring is fitted.
  • An encoder 15 is provided at the opposite end of the shaft 10 on the opposite side. The encoder 15 is covered with an encoder cover 16.
  • the laminated core 5 includes a plurality of radial protrusions 18 (nine in this example) protruding outward in the radial direction, and the bobbin 6 around which the coil wire 7 is wound is attached to each protrusion 18 from the outside. .
  • the opposite side portions of the wound layers of the coil wire 7 of the bobbin 6 attached to each projecting portion 18 have a gap. Be placed.
  • the stator 2 is assembled by fixing the bobbin 6 around which the coil wire 7 is wound to the laminated iron core body 5, fixing it to the inner circumference of the annular laminated iron core ring 20, and attaching it to the inner circumferential surface of the frame 4. . Thereafter, resin is press-fitted into the recess 19 and the bobbin 6, the coil wire 7 and the like are molded with resin.
  • the bobbin 6 includes a substantially square frame-shaped body portion 21 around which the coil wire 7 is wound.
  • the trunk portion 21 has two side surfaces 21U and 21D in the axial direction (up and down direction in FIG. 5) of the stator 2 and two side surfaces 21L and 21R in a direction orthogonal to the axial direction (left and right direction in FIG. 5).
  • the body portion 21 has a thin film body 22a made of an insulating material on one of the two side surfaces 21L, 21R, which is opposed to one of the four side surfaces 21U, 21D, 21L, 21R, and the other two of the two side surfaces arranged opposite to each other.
  • a thin film body 22b made of an insulating material is provided on one of the side surfaces 21U and 21D.
  • the thin film body 22b and the two thin film bodies 22a are connected to each other, and the thin film body 22b and the two thin film bodies 22a form a substantially U-shaped thin film body 22.
  • drum 21 has the resin part 23A in one side 21U among the other two side surfaces 21U and 21D, and has the resin part 23B in the other side 21D.
  • the thin film body 22 and the resin portion 23 are integrally joined by molding (for example, injection molding or the like). Specifically, the thin film body 22b is bonded to the lower surface 23a of the resin portion 23A, and the two thin film bodies 22a are bonded to the side surface 23b of the resin portion 23B.
  • the thin film body 22b and the resin portion 23A constitute the side surface 21U of the body portion 21, the resin portion 23B constitutes the side surface 21D, and the two thin film bodies 22a constitute the side surfaces 21L and 21R.
  • the two thin film bodies 22a are exposed laterally as the side surfaces 21L and 21R of the bobbin 6.
  • the outer surfaces of the resin portions 23A and 23B are formed in a curved surface so that the stress acting on the wound coil wire 7 can be reduced.
  • the body 21 is further provided at both ends on the opening side, that is, the outer peripheral side (the back side in FIG. 5) of the stator 2 in the opening 25 and the inner peripheral side on the rotor 3 side in the opening 25 (FIG. 5).
  • a plurality of (four in this example) collar portions 24 are provided at the end on the middle side.
  • the collar portion 24 is connected to the thin film body 22a, and is formed of a thin film made of an insulating material.
  • the collar portion 24 is provided on both sides of the end portion of the body portion 21 on the thin film body 22a side so as to protrude to the outside of the opening portion 25.
  • Each collar portion 24 has a substantially rectangular shape, and the length in the longitudinal direction (vertical direction in FIG.
  • the coil wire 7 of the stator 2 starts to be wound from one side (the upper side in FIGS. 4 and 5) of the barrel portion 21 in the axial direction, and passes through the thin film body 22a, the resin portion 23B, the thin film body 22a, and the resin portion 23A.
  • the part 21 is made a round, and this is repeated a predetermined number of times to be wound around the body part 21, and the winding is finished on one side of the body part 21 in the axial direction.
  • the resin portion 23A includes a resin substrate placement portion 26 (see FIGS. 1 and 4) on which the substrate 8 is placed.
  • the substrate platform 26 is formed of a rectangular parallelepiped block formed on the outer peripheral side of the resin portion 23A, and is formed integrally with the resin portion 23A.
  • An extended portion of the collar portion 24 is joined to the inner peripheral surface 26 a of the substrate platform 26.
  • the substrate 8 is placed on the end surface 26b on one side in the axial direction of the substrate platform 26, and the substrate 8 is positioned in the axial direction.
  • the end face 26b is provided with two pin terminal holes 27 for holding the two pin terminals 9 (see FIG. 1).
  • a terminal 7 a see FIG.
  • the substantially U-shaped thin film body 22 having the four collar portions 24 is formed by performing processing similar to origami work using an insulating sheet or insulating tape made of an insulating material such as polyimide, for example. be able to.
  • An example of processing for forming the substantially U-shaped thin film body 22 using an insulating sheet will be described with reference to FIG.
  • a rectangular insulating sheet 28 cut to a predetermined dimension is prepared.
  • Two longitudinal fold lines h1 indicated by broken lines are drawn in the central region in the width direction (vertical direction in FIG. 6) of the insulating sheet 28, and two rectangular regions 28a having substantially the same width are provided on both sides in the width direction of the insulating sheet 28.
  • a rectangular central region 28b having a large width therebetween is drawn at a substantially central position in the longitudinal direction (left and right direction in FIG. 6) of each region 28a, and each region 28a on both sides in the width direction is divided into two rectangular regions 28a1 having substantially the same length.
  • the central region in the longitudinal direction of the central region 28b is spaced apart by a predetermined interval, and two widthwise fold lines h3 indicated by broken lines are drawn, so that the central region 28b is divided into a rectangular region 28b1 in the central portion and 2 on both sides thereof.
  • a rectangular region 28b2 having substantially the same length is partitioned, and longitudinal cut lines h4 are drawn at both ends in the width direction of the central region 28b1.
  • a rectangular cut line h5 is drawn at both ends in the longitudinal direction of the central region 28b.
  • the two regions 28b2 of the U-shaped body become the two thin film bodies 22a arranged opposite to the body portion 21, and the U-shaped region 28b1 becomes the thin film body 22b between the two thin film bodies 22a.
  • the region 28a1 becomes the collar portion 24.
  • the bobbin 6 is formed by integrally bonding the insulating sheet 28 and the resin portions 23A and 23B (including the substrate placement portion 26) formed in a substantially U shape as described above, for example, by injection molding. Is done.
  • FIG. 7 shows an example of a cross section of a mold used in injection molding.
  • an insulating sheet 28 formed in a substantially U-shape is installed in a mold 30 composed of two molds. This procedure corresponds to the first procedure.
  • a portion corresponding to the flange portion 24 of the insulating sheet 28 is disposed outside the mold 30 except for a portion joined to the substrate placement portion 26.
  • a cavity 31b for forming the resin portion 23B is defined on one side (left side in FIG. 7), and the resin portion 23A is formed on the other side (right side in FIG. 7).
  • a cavity 31a to be formed is defined. Note that illustration of the cavity forming the substrate platform 26 is omitted.
  • the mold 30 is clamped, and resin is pressed into the mold 30 from a runner (not shown) to be solidified, and resin molding is performed.
  • the bobbin 6 integrally provided with the body portion 21 having the thin film body 22a and the resin portions 23A and 23B on the side surface, the four collar portions 24 and the substrate placement portion 26 is formed. This procedure corresponds to the second procedure.
  • the body portion 21 of the bobbin 6 has a thin film body 22a made of an insulating material on at least one of the two side surfaces 21L, 21R arranged to face each other among the four side surfaces 21U, 21D, 21L, 21R.
  • the thin film body 22 and the resin portions 23A and 23B are integrally joined by injection molding.
  • the thin film body 22 and the resin portions 23A and 23B are configured as separate bodies, the thin film body 22 and the resin portions 23A and 23B are mounted when the bobbin 6 is mounted on the protruding portion 18 of the laminated iron core body 5.
  • this embodiment is integrally joined, such assembling work is not necessary. Therefore, workability when the bobbin 6 is mounted on the protrusion 18 can be improved.
  • the insulation between the laminated iron core body 5 and the coil wire 7 can be further improved.
  • the collar part 24 is comprised with a thin film body, the thickness of the collar part 24 can be made small. Thereby, the number of turns of the coil wire 7 can be further increased, and the space factor can be further improved.
  • the stator 2 is molded with a resin material in a state where the bobbin 6 around which the coil wire 7 is wound is mounted on the protruding portion 18 of the laminated iron core body 5.
  • the body portion 6 and the collar portion 24 are bobbins integrally formed of a resin material
  • stress is concentrated near the base of the collar portion 24 due to pressure during molding, and the collar portion 24 is cracked.
  • the collar part 24 is comprised with a thin film body, it is possible to comprise the thin film body 22a and the collar part 24 of the trunk
  • FIG. As a result, since the collar portion 24 is flexibly joined to the body portion 21, stress is not concentrated near the base of the collar portion 24 due to pressure applied during molding. Therefore, it is possible to prevent cracks in the collar portion 24 and improve the reliability.
  • the thin film body 22 is installed in the mold 30 in a substantially U shape.
  • the operation of installing the thin film body 22 in the mold 30 is facilitated, and workability can be improved.
  • the bonding area is greatly increased as compared with the case where plate-like thin film bodies are simply arranged on both sides of the resin portion 23A and bonded. The bonding strength between the thin film body 22 and the resin portion 23A can be increased. Therefore, the reliability can be further improved.
  • the substrate 18 can be positioned because the resin portion 23 ⁇ / b> A has the substrate mounting portion 26. Further, by providing the pin mounting hole 27 in the substrate mounting portion 26, the pin terminal 9 to which the winding start terminal 7a and the winding end terminal 7a of the coil wire 7 are fixed can be held. Therefore, the bobbin 6 can have the same function as a conventional bobbin formed integrally with a resin material.
  • the body portion 21 of the bobbin 6 has two side surfaces 21L and 21R that are disposed to face each other out of the four side surfaces. Is provided with a thin film body 22b on one side surface 21U of the other two side surfaces 21U and 21D arranged opposite to each other. However, as shown in FIG. It is good also as a structure which does not have a body and has the thin film body 22a only in two side surfaces 21L and 21R.
  • the portion of the bobbin 6 that has a great influence on the number of turns of the coil wire 7 can be made thin, so that the number of turns of the coil wire 7 can be increased and the space factor can be improved.
  • the body portion 21 of the bobbin 6 has the resin portions 23A and 23B on both of the two side surfaces 21U and 21D. As shown in FIG. 9, it is good also as a structure which has the resin part 23B only in the side surface 21D.
  • the body part 21 of the bobbin part 6 can be formed in a square frame shape, and the structure of the body part 21 can be simplified. Moreover, since the circumference of the trunk
  • resin part 23A, 23B and thin film body 22a, 22b were integrally formed by resin molding, resin part 23A, 23B and The body 21 may be assembled by forming the thin film bodies 22a and 22b separately.
  • the body portion 21 of the bobbin 6 has the collar portion 24 at both the outer peripheral side and the inner peripheral side of the opening 25.
  • the collar portion 24 may be provided only on one side of the outer peripheral side and the inner peripheral side of the opening 25. Furthermore, it is good also as a structure which does not provide the collar part 24.
  • the coil wire 7 may be wound with a gap between the protrusion 18 and the laminated core ring 20 and insulated by a subsequent resin mold.
  • the thin film body 22 used for the body portion 21 of the bobbin 6 is formed in a substantially U shape, but as shown in FIG.
  • the thin film body 22 may be formed in a square shape by disposing the thin film body 22c also on the side surface 21D of the portion 21. Even with such a shape, the work of installing the thin film body 22 on the mold 30 becomes easy, and the workability can be improved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

Cette invention concerne une machine électrique rotative présentant un facteur d'encombrement de bobinage amélioré permettant de réduire la largeur des bobines. Ladite machine électrique rotative (1) comprend des bobines (18) fixées à des saillies (18) d'un noyau stratifié (5) d'un stator (2). Chaque bobine (6) comprend une section de corps carré en forme de cadre (21) autour de laquelle est enroulé un fil de bobinage (7). La section de corps (21) comprend des corps de couches minces (22a) faits d'un matériau isolant sur une paire de surfaces latérales opposées (21L, 21R) parmi ses quatre surfaces latérales (21U, 21D, 21L, 21R), et elle comprend des sections à base de résine (23A, 23B) sur l'autre paire de surfaces latérales opposées (21U, 21D).
PCT/JP2012/058965 2012-04-02 2012-04-02 Machine électrique rotative, bobine de machine électrique rotative et procédé de fabrication de ladite bobine WO2013150594A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012554554A JP5517316B2 (ja) 2012-04-02 2012-04-02 回転電機、回転電機のボビン及びボビンの製造方法
CN201290001226.8U CN204304653U (zh) 2012-04-02 2012-04-02 旋转电机、旋转电机的线圈骨架
PCT/JP2012/058965 WO2013150594A1 (fr) 2012-04-02 2012-04-02 Machine électrique rotative, bobine de machine électrique rotative et procédé de fabrication de ladite bobine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/058965 WO2013150594A1 (fr) 2012-04-02 2012-04-02 Machine électrique rotative, bobine de machine électrique rotative et procédé de fabrication de ladite bobine

Publications (1)

Publication Number Publication Date
WO2013150594A1 true WO2013150594A1 (fr) 2013-10-10

Family

ID=49300122

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/058965 WO2013150594A1 (fr) 2012-04-02 2012-04-02 Machine électrique rotative, bobine de machine électrique rotative et procédé de fabrication de ladite bobine

Country Status (3)

Country Link
JP (1) JP5517316B2 (fr)
CN (1) CN204304653U (fr)
WO (1) WO2013150594A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017153247A (ja) * 2016-02-24 2017-08-31 株式会社ケーヒン 液体供給装置
WO2018088115A1 (fr) * 2016-11-08 2018-05-17 デュポン帝人アドバンスドペーパー株式会社 Élément isolant et son procédé de production
WO2018235564A1 (fr) * 2017-06-22 2018-12-27 日本電産株式会社 Éléments de stator, stator et moteur

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6733682B2 (ja) * 2016-02-16 2020-08-05 株式会社安川電機 回転電機、回転電機の製造方法、コイルユニット

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003116241A (ja) * 2001-10-05 2003-04-18 Aisin Aw Co Ltd 絶縁部材を備えたコア及びその製造方法
JP2004208475A (ja) * 2002-12-26 2004-07-22 Aisin Aw Co Ltd ステータコアの絶縁構造及びステータコアの絶縁方法
JP2004343939A (ja) * 2003-05-19 2004-12-02 Mitsubishi Electric Corp 回転電機及びその製造方法
JP2009106113A (ja) * 2007-10-24 2009-05-14 Toyota Motor Corp 回転電機、絶縁部材および回転電機の製造方法
JP2010093905A (ja) * 2008-10-06 2010-04-22 Sanyo Denki Co Ltd ブラシレスモータ用ステータ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003116241A (ja) * 2001-10-05 2003-04-18 Aisin Aw Co Ltd 絶縁部材を備えたコア及びその製造方法
JP2004208475A (ja) * 2002-12-26 2004-07-22 Aisin Aw Co Ltd ステータコアの絶縁構造及びステータコアの絶縁方法
JP2004343939A (ja) * 2003-05-19 2004-12-02 Mitsubishi Electric Corp 回転電機及びその製造方法
JP2009106113A (ja) * 2007-10-24 2009-05-14 Toyota Motor Corp 回転電機、絶縁部材および回転電機の製造方法
JP2010093905A (ja) * 2008-10-06 2010-04-22 Sanyo Denki Co Ltd ブラシレスモータ用ステータ

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017153247A (ja) * 2016-02-24 2017-08-31 株式会社ケーヒン 液体供給装置
WO2018088115A1 (fr) * 2016-11-08 2018-05-17 デュポン帝人アドバンスドペーパー株式会社 Élément isolant et son procédé de production
KR20190084074A (ko) * 2016-11-08 2019-07-15 듀폰 테이진 어드밴스드 페이퍼 가부시끼가이샤 절연 부재 및 그의 제조 방법
JPWO2018088115A1 (ja) * 2016-11-08 2019-09-26 デュポン帝人アドバンスドペーパー株式会社 絶縁部材及びその製造方法
TWI737838B (zh) * 2016-11-08 2021-09-01 日商杜邦帝人先進紙股份有限公司 絕緣部件及其製造方法
KR102448234B1 (ko) * 2016-11-08 2022-09-28 듀폰 테이진 어드밴스드 페이퍼 가부시끼가이샤 절연 부재 및 그의 제조 방법
JP7164436B2 (ja) 2016-11-08 2022-11-01 デュポン帝人アドバンスドペーパー株式会社 絶縁部材及びその製造方法
WO2018235564A1 (fr) * 2017-06-22 2018-12-27 日本電産株式会社 Éléments de stator, stator et moteur

Also Published As

Publication number Publication date
CN204304653U (zh) 2015-04-29
JPWO2013150594A1 (ja) 2015-12-14
JP5517316B2 (ja) 2014-06-11

Similar Documents

Publication Publication Date Title
JP5827840B2 (ja) Ｖｒ型レゾルバ
JP6057050B2 (ja) モールドモータ
US20100060100A1 (en) Crossover module
JPWO2020017133A1 (ja) 分布巻ラジアルギャップ型回転電機及びその固定子
US11502575B2 (en) Motor and air-conditioning apparatus
US20040205956A1 (en) Watertight brushless fan motor
JP2018050361A (ja) ステータおよびステータ製造方法
JP5517316B2 (ja) 回転電機、回転電機のボビン及びボビンの製造方法
US9712014B2 (en) Insulator, stator assembly, rotating electrical machine, and connection board
JP5363255B2 (ja) ステータの製造方法、およびステータ
JP4502041B2 (ja) 回転電機の固定子およびその製造方法
JP2016116417A (ja) コイル巻回部品、コイル巻回部品の製造方法、ステータ、及び回転電機
JP2023129460A (ja) ステータ構造
JP4386909B2 (ja) モータ
JP6652308B2 (ja) 電機子、回転電機および電機子の製造方法
JP6566896B2 (ja) ステータの製造方法、および巻線装置
JP6818900B2 (ja) 回転電機の固定子および固定子の製造方法
JP4372130B2 (ja) モータ
US11139714B2 (en) Axial gap rotary electric machine
WO2015040692A1 (fr) Stator de machine électrique rotative
WO2014076833A1 (fr) Rotor pour une machine électrique rotative et procédé permettant de fabriquer ce dernier
JP2020124057A (ja) 回転電機のインシュレータ
WO2018131205A1 (fr) Stator de machine électrique tournante et son procédé de fabrication
JP7050239B2 (ja) 固定子、電動機
JP4021433B2 (ja) 内転型電動機の固定子

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201290001226.8

Country of ref document: CN

ENP Entry into the national phase

Ref document number: 2012554554

Country of ref document: JP

Kind code of ref document: A

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12873745

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12873745

Country of ref document: EP

Kind code of ref document: A1