WO2005086318A1 - 回転電機用電機子鉄心 - Google Patents
回転電機用電機子鉄心 Download PDFInfo
- Publication number
- WO2005086318A1 WO2005086318A1 PCT/JP2004/002658 JP2004002658W WO2005086318A1 WO 2005086318 A1 WO2005086318 A1 WO 2005086318A1 JP 2004002658 W JP2004002658 W JP 2004002658W WO 2005086318 A1 WO2005086318 A1 WO 2005086318A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- magnetic pole
- plate
- pole teeth
- members
- shaped member
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
-
- 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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/022—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with salient poles or claw-shaped poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/08—Insulating casings
Definitions
- the present invention relates to an armature core for a rotating electric machine having a divided structure that can be easily fixed and integrated.
- a conventional armature core for a rotating electric machine is, for example, as disclosed in Japanese Patent Application Laid-Open No. 11-155,633, in which a connecting yoke is connected to a yoke located on the inner or outer peripheral portion of the tooth portion.
- a coil is wound around the teeth of a laminated iron core formed by laminating an iron core shaped steel sheet with a plurality of teeth arranged in a ring around it, and then the laminated core is compressed and deformed from the outer periphery to a specified outer diameter It is configured by fixing and integrating.
- armature coils are respectively mounted on coil winding pole portions of a plurality of divided cores composed of a coil winding pole portion and a split yoke portion. After winding, the split surfaces of the split yoke portions of the split cores are magnetically connected to each other, fixed to the boss portion, and fixed and integrated.
- the conventional armature core for a rotating electric machine is disclosed in Japanese Patent Application Laid-Open No. H11-155552, after a coil is wound around a tooth portion connected to a yoke portion via a connecting piece.
- the joint side is compressed and deformed so that the teeth are fixedly integrated with the yoke part. It is structurally difficult to form a space or the like, which has a problem that the applicable range is limited.
- the present invention has been made to solve the above-described problems, and an electric machine for a rotating electric machine capable of improving the assembly workability for fixing and integrating without limiting the scope of application.
- the purpose is to provide a child iron core. Disclosure of the invention
- a first armature iron core for a rotating electric machine is formed by laminating a predetermined number of plate members, and has a magnetic pole tooth portion formed at one end and a back yoke portion formed at the other end.
- the number of magnetic pole teeth members corresponding to the above are combined radially around the other end side and fixedly integrated.
- Each of the magnetic pole teeth members includes a plurality of first plate-shaped members each having a magnetic pole tooth portion on one end side and a base having an end surface having a predetermined outer shape formed on the other end side; At least one sheet is inserted at a position different from the position of each of the other magnetic pole teeth members in the laminating direction, a magnetic pole tooth portion is provided at one end, and an end face of the base of the first plate member is provided at the other end.
- a second plate-shaped member that protrudes from the base so as to be able to be fitted, has a through hole formed in a predetermined position, and has a double ridge formed together with the base to form a back yoke portion;
- the second armature core for a rotating electric machine includes a plurality of magnetic pole teeth formed by projecting circumferentially at predetermined intervals in an annular portion having a through hole in the center and around the annular portion.
- a first plate-shaped member comprising:
- a second annular portion, a plurality of magnetic pole teeth protruding therefrom at predetermined intervals in a circumferential direction around the second annular portion, and a through-hole of the first plate-shaped member in the center of the second annular portion A second plate-shaped member, which is a notched portion that is cut out over a region having a size including
- the positions of the magnetic pole teeth of the first and second laminated members are matched with each other, and the notch of the second plate-shaped member is provided at least at one position between the magnetic pole teeth.
- a third plate-shaped member having a magnetic pole tooth portion formed on one end side and an end portion formed on the other end side, the end surface of which can be fitted to the outer peripheral surface of the annular portion of the first plate-shaped member.
- a fourth plate-like member having a magnetic pole teeth portion at one end side and an overlap portion having a through hole at a predetermined position and capable of fitting into the cutout portion of the second plate-like member at the other end side;
- the magnetic pole teeth of the third and fourth plate members are aligned with each other, and the fourth plate member is interposed at a position corresponding to the notch of the second plate member in the laminating direction.
- a plurality of second magnetic pole teeth members each of which is formed by laminating an overlap portion of the fourth plate-like member from an end of the third plate-like member and laminating the predetermined number of the plurality of second pole tooth members;
- each of the second magnetic pole tooth members is fitted to the corresponding notch of the first magnetic pole tooth member, and is combined therewith. According to this, it is difficult to process even if the size is reduced (there is no duplication, and it is possible to improve the workability of assembling for fixing and integrating.
- FIG. 1 is a perspective view showing a configuration of an armature core for an imi converter according to Embodiment 1 of the present invention.
- FIG. 2 is an exploded perspective view showing the armature core for the rotating electric machine in Fig. 1
- Fig. 3 is a state in which one magnetic pole tooth member of the armature for the rotating electric machine in Fig. 1 is removed.
- FIG. 4 is a plan view showing an armature for the rotating electric machine in FIG.
- FIG. 5 is a sectional view showing a section taken along line VV in FIG.
- FIG. 6 is a view showing a step of winding a coil with agility in the armature for a rotating electric machine in FIG.
- FIG. 7 is a perspective view showing an example in which the armature core for the rotating electric machine in FIG. 1 is integrally fixed by press-fitting the rotating shaft.
- FIG. 8 is a cross-sectional view showing an example in which the armature core for the rotating electric machine in FIG. 1 is fixedly integrated by welding.
- FIG. 9 is an exploded perspective view showing a configuration of an armature core for a rotary electric machine according to Embodiment 2 of the present invention.
- FIG. 10 is a partial sectional view showing a configuration of a main part of an armature core for a rotating electric machine in FIG.
- FIG. 11 is a perspective view showing a manufacturing process of the first magnetic pole teeth member shown in FIG.
- FIG. 12 is a perspective view showing a manufacturing process of the second magnetic pole teeth member shown in FIG.
- FIG. 13 is a partial sectional view showing a configuration of a main part of an armature core for a rotating electric machine according to Embodiment 3 of the present invention.
- FIG. 1 is a perspective view showing a configuration of an armature core for a rotating electric machine according to Embodiment 1 of the present invention
- FIG. 2 is an exploded perspective view showing the armature core for a rotating electric machine in FIG. 1
- FIG. I is a perspective view showing a state in which one pole tooth member of the armature core for the rotating electric machine in FIG. 1 is taken out
- FIG. 4 is a plan view showing the armature core for the rotating electric machine in FIG. 1
- FIG. 6 is a view showing a step of winding a coil around an armature iron core for a rotating electric machine in FIG. 1
- FIG. 7 is a view in FIG. FIG.
- FIG. 8 is a perspective view showing an example in which an armature core for a rotating electric machine is fixedly integrated by press-fitting a rotating shaft.
- FIG. 8 is a cross-sectional view showing an example in which the armature core for a rotating electric machine in FIG. 1 is fixedly integrated by welding.
- FIG. 8 is a perspective view showing an example in which an armature core for a rotating electric machine is fixedly integrated by press-fitting a rotating shaft.
- FIG. 8 is a cross-sectional view showing an example in which the armature core for a rotating electric machine in FIG. 1 is fixedly integrated by welding.
- armature core 1 for a rotating electric machine is configured by radially combining magnetic pole teeth members 2 corresponding to the number of magnetic poles.
- At least one magnetic pole tooth member 2 is inserted at a position different from the position of each of the other magnetic pole tooth members 2 in the stacking direction of the first plate member 6 and the first plate member 6.
- a second plate-shaped member 10 The first plate-shaped member 6 is formed with a magnetic pole teeth portion 3 on one end side and a base portion 5 on the other end side having an end face 4 having a predetermined outer shape (arc shape in the figure).
- the second plate-shaped member 10 has a magnetic pole tooth portion 3 protruding from the base 5 at one end side and a protruding portion from the base 5 at the other end side so as to be fitted with the end surface 4 of the base 5 of the first plate-shaped member 6.
- a through hole 7 is formed at the position, and an overlapping portion 9 that forms a back yoke portion 8 together with the base portion 5 is formed.
- Each of the magnetic pole teeth portions 2 configured as described above is fixedly integrated by pulling out a predetermined position as shown by an asterisk in FIGS. 4 and 5. .
- the respective magnetic poles Prior to the step of press-fitting the rotating shaft 11 and fixing and integrating the magnetic pole teeth members 2, for example, the respective magnetic poles are changed from the state shown in FIG. 6 (A) to the state shown in FIG. 6 (B).
- One piece is radiated from the tooth member 2 in the ⁇ direction, and the magnetic pole teeth part 3 is wound by a winding machine 12 to wind a coil 13 as shown in Fig. 6 (C). .
- the coil 13 is wound around the jl hidden remaining magnetic pole tooth member 2 as shown in FIG. 6 (D).
- each magnetic pole toothed material 2 is configured as described above, and each magnetic pole tooth portion neo 2 corresponding to the number of magnetic poles is centered on the side where the overlapping portion 9 is formed. Then, the through holes 7 of the overlapping portion 9 are radially combined so as to match each other, and the rotary shaft 11 is pressed into each of the through holes 7 so as to be fixedly integrated. Therefore, even if the size is reduced, the processing does not become difficult, and the assembling workability for fixing and integrating can be improved.
- the rotating oil 11 is press-fitted into each through-hole 7 of the overlapping portion 9 so that the magnetic pole teeth members 2 are fixedly integrated, thereby improving assembling workability.
- the present invention is not limited to this, and as shown by the arrow in FIG. Performance can be improved.
- an armature iron core 21 for a rotating electric machine includes a first magnetic pole tooth member 22 arranged at a central portion, and a plurality of The second magnetic pole teeth member 31 is combined.
- FIG. 10 is a partial cross-sectional view showing a configuration of a main part of an armature core for a rotating electric machine in FIG.
- the first magnetic pole tooth member 22 is formed by laminating a predetermined number of first plate members 26 and second plate members 30.
- the first plate-like member 26 is formed in an annular portion 24 having a through hole 23 in the center, and protruding around the annular portion 24 at predetermined intervals in the circumferential direction. It has a plurality of magnetic pole teeth portions 25.
- the second plate-like member 30 has a second annular portion 27 around the second annular portion 27 in the same circumferential direction as the magnetic pole teeth portion 25 of the first plate-like member 26.
- a notch is cut out over an area larger than the through hole 23 of the first plate-shaped member 26,
- a second plate-shaped member 30 comprising a cutout portion 29 which opens outward at a position intermediate in the circumferential direction between adjacent magnetic pole teeth portions 28.
- the lamination of the first plate-shaped member 26 and the second plate-shaped member 30 is performed by aligning the positions of the magnetic pole teeth portions 25 and 28 with the cut-out portion 2 of the second plate-shaped member 30. 9 is performed in such a manner that at least one position is interposed between the magnetic pole teeth portions 25 and 28.
- the second magnetic pole teeth member 31 is configured by laminating a predetermined number of third plate members 34 and fourth plate members 38.
- the third plate-shaped member 34 has an end portion 3 3 on one end side of which the magnetic pole teeth portion 32 can be fitted on the outer peripheral surface of the annular portion 24 of the first plate-shaped member 26. Are formed respectively.
- the fourth plate-shaped member 38 has a magnetic pole tooth 35 at one end and a cutout 29 of the second plate-shaped member 30 at the other end, and a through hole at a predetermined position. Overlap portions 37 each having 36 are formed.
- the lamination of the third plate-shaped member 34 and the fourth plate-shaped member 38 is performed by aligning the respective pole tooth portions 32 and 35 and in the direction in which the fourth plate-shaped member 38 is laminated. At the position corresponding to the cutout portion 29 of the second plate-shaped member 30, and the overlapped portion 37 of the fourth plate-shaped member 38 with the end of the third plate-shaped member 34. 3 3 It is performed so as to protrude.
- the two magnetic pole teeth members 2 2 Prior to the step of fixing and integrating the second magnetic pole teeth member 31 with the first magnetic pole teeth member 22, the two magnetic pole teeth members 2 2 The coils are wound around the teeth portions 25, 28 and 32, 35 of the magnetic pole teeth 1, respectively.
- the first and second magnetic pole teeth members 22 and 31 are configured as described above, and the respective overlapping portions 37 of the second magnetic pole teeth members 31 are formed as follows. (1) The magnetic pole teeth member (2) is fitted in the corresponding notch (2) of (2), and the through hole (36) of the heavy rib (3) is aligned with the through hole (2) of the first plate-like member (26). Combined, fixed and integrated. Therefore, as in the first embodiment, processing is difficult even if the size is reduced. It is possible to improve the assembling workability for fixing and integrating.
- FIG. 13 is a partial cross-sectional view illustrating a configuration of a main part of a rotating electric machine armature core according to Embodiment 3 of the present invention.
- the same parts as those in the first embodiment are denoted by the same reference numerals and the description is omitted.
- the armature iron 0 for a rotating electric machine according to Embodiment 3 of the present invention covers the surface of each magnetic pole tooth member 2 with a molding resin 42, and forms the magnetic pole teeth of each magnetic pole tooth member 2 of the molding purpose 42.
- a portion 43 of the tip of the portion 3 was stretched to close the slot opening between the tips of the magnetic pole teeth portions 3.
- the present invention provides an armature core for a rotating electric machine that can improve the assembly workability for fixing and integrating and has a wide application range.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/002658 WO2005086318A1 (ja) | 2004-03-03 | 2004-03-03 | 回転電機用電機子鉄心 |
TW093105513A TWI234917B (en) | 2002-12-24 | 2004-03-03 | Armature core for rotating machine |
CNB2004800099543A CN100365914C (zh) | 2004-03-03 | 2004-03-03 | 旋转电机用电枢铁心 |
EP04716717.6A EP1722458B1 (en) | 2004-03-03 | 2004-03-03 | Armature core for an electric machine |
US10/549,185 US7285891B2 (en) | 2004-03-03 | 2004-03-03 | Armature core of rotating electric machine |
US11/855,218 US7414348B2 (en) | 2004-03-03 | 2007-09-14 | Armature core of rotating electric machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/002658 WO2005086318A1 (ja) | 2004-03-03 | 2004-03-03 | 回転電機用電機子鉄心 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/549,185 A-371-Of-International US7285891B2 (en) | 2004-03-03 | 2004-03-03 | Armature core of rotating electric machine |
US11/855,218 Division US7414348B2 (en) | 2004-03-03 | 2007-09-14 | Armature core of rotating electric machine |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005086318A1 true WO2005086318A1 (ja) | 2005-09-15 |
Family
ID=34917817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/002658 WO2005086318A1 (ja) | 2002-12-24 | 2004-03-03 | 回転電機用電機子鉄心 |
Country Status (4)
Country | Link |
---|---|
US (2) | US7285891B2 (ja) |
EP (1) | EP1722458B1 (ja) |
CN (1) | CN100365914C (ja) |
WO (1) | WO2005086318A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7859162B2 (en) | 2005-06-21 | 2010-12-28 | Mitsubishi Electric Corporation | Armature of rotary motor, rotary motor and manufacturing method thereof |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2010109515A1 (ja) * | 2009-03-23 | 2012-09-20 | 株式会社ハーモニック・ドライブ・システムズ | 分割コア式のモータステータ |
JP5741410B2 (ja) * | 2011-11-29 | 2015-07-01 | トヨタ自動車株式会社 | 回転電機用ロータ |
US20130181571A1 (en) * | 2012-01-17 | 2013-07-18 | Hsiu-Mei Chang | Structure for Electrical Machines |
US9653967B2 (en) * | 2013-03-15 | 2017-05-16 | Techtronic Power Tools Technology Limited | Cooling arrangement for an electric motor |
FR3005807B1 (fr) * | 2013-05-14 | 2015-05-15 | Sagem Defense Securite | Stator a inductance predeterminee, moteur electrique comportant un tel stator et procede de fabrication d`un tel stator |
KR101539849B1 (ko) * | 2013-09-23 | 2015-07-28 | 뉴모텍(주) | 절연 코팅에 적합한 구조를 갖는 모터의 적층 코어 |
JP6248965B2 (ja) * | 2015-02-18 | 2017-12-20 | トヨタ自動車株式会社 | 回転電機のコアの製造方法 |
DE102015206541A1 (de) * | 2015-04-13 | 2016-10-13 | Wobben Properties Gmbh | Windenergieanlage und Polpaket für einen Synchrongenerator einer Windenergieanlage sowie Synchrongenerator |
KR102452160B1 (ko) | 2015-07-21 | 2022-10-11 | 엘지이노텍 주식회사 | 로터 및 이를 포함하는 모터 |
DE102015218421A1 (de) * | 2015-09-24 | 2017-03-30 | Continental Automotive Gmbh | Geblechter Magnetanker für eine elektromagnetische Betätigungsvorrichtung sowie Einspritzventil zum Zumessen eines Fluids |
CN107040057A (zh) * | 2016-02-03 | 2017-08-11 | 德昌电机(深圳)有限公司 | 风机 |
EP3276797A1 (de) | 2016-07-25 | 2018-01-31 | Siemens Aktiengesellschaft | Rotor für eine elektrische rotierende maschine |
WO2018207326A1 (ja) * | 2017-05-11 | 2018-11-15 | 三菱電機株式会社 | 回転電機の電機子鉄心 |
FR3105633B1 (fr) * | 2019-12-20 | 2022-06-24 | Nidec Psa Emotors | Rotor de machine electrique tournante |
WO2023232532A1 (de) * | 2022-06-03 | 2023-12-07 | Robert Bosch Gmbh | Rotor einer elektrischen maschine |
CN114793027A (zh) * | 2022-06-21 | 2022-07-26 | 宁波震裕科技股份有限公司 | 一种抽拉式绕线的转子铁芯 |
CN114793046B (zh) * | 2022-06-21 | 2022-12-02 | 宁波震裕科技股份有限公司 | 一种电机内转子的制造工艺 |
Citations (4)
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JPS4826482B1 (ja) * | 1967-02-14 | 1973-08-11 | ||
JPH073253U (ja) * | 1993-06-10 | 1995-01-17 | 株式会社三協精機製作所 | 回転電機の鉄心 |
JPH11146581A (ja) * | 1997-11-04 | 1999-05-28 | Kokusan Denki Co Ltd | 磁石発電機用電機子 |
JPH11155263A (ja) * | 1997-11-25 | 1999-06-08 | Hitachi Ltd | 回転電機用固定子 |
Family Cites Families (10)
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JPS511590B2 (ja) | 1971-08-11 | 1976-01-19 | ||
US4616151A (en) * | 1984-12-07 | 1986-10-07 | General Motors Corporation | Armature with quiet core construction |
JPH09219943A (ja) * | 1996-02-14 | 1997-08-19 | Hitachi Ltd | 回転電機 |
JP3735197B2 (ja) * | 1998-02-27 | 2006-01-18 | 株式会社日立製作所 | コイル成形体の製造方法およびそれに用いる金型 |
JP4045038B2 (ja) * | 1998-09-02 | 2008-02-13 | 株式会社東芝 | 回転電機のステータおよびステータの製造方法 |
GB2344224A (en) * | 1998-11-30 | 2000-05-31 | Huang Shu Chen | Two part laminated stator of motor |
JP2001327129A (ja) * | 2000-05-18 | 2001-11-22 | Mitsui High Tec Inc | 積層鉄心の製造方法 |
JP3943338B2 (ja) * | 2001-02-02 | 2007-07-11 | 三菱電機株式会社 | 鉄心のコア部材 |
JP3790442B2 (ja) * | 2001-05-29 | 2006-06-28 | 建準電機工業股▲分▼有限公司 | 半径方向巻線のステータ装置 |
JP2007053896A (ja) * | 2005-08-17 | 2007-03-01 | Minebea Co Ltd | ステータユニット及びその製造方法 |
-
2004
- 2004-03-03 EP EP04716717.6A patent/EP1722458B1/en not_active Expired - Lifetime
- 2004-03-03 US US10/549,185 patent/US7285891B2/en active Active
- 2004-03-03 WO PCT/JP2004/002658 patent/WO2005086318A1/ja not_active Application Discontinuation
- 2004-03-03 CN CNB2004800099543A patent/CN100365914C/zh not_active Expired - Lifetime
-
2007
- 2007-09-14 US US11/855,218 patent/US7414348B2/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4826482B1 (ja) * | 1967-02-14 | 1973-08-11 | ||
JPH073253U (ja) * | 1993-06-10 | 1995-01-17 | 株式会社三協精機製作所 | 回転電機の鉄心 |
JPH11146581A (ja) * | 1997-11-04 | 1999-05-28 | Kokusan Denki Co Ltd | 磁石発電機用電機子 |
JPH11155263A (ja) * | 1997-11-25 | 1999-06-08 | Hitachi Ltd | 回転電機用固定子 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7859162B2 (en) | 2005-06-21 | 2010-12-28 | Mitsubishi Electric Corporation | Armature of rotary motor, rotary motor and manufacturing method thereof |
US8108983B2 (en) | 2005-06-21 | 2012-02-07 | Mitsubishi Electric Corporation | Method of manufacturing a rotary motor |
Also Published As
Publication number | Publication date |
---|---|
CN1774849A (zh) | 2006-05-17 |
EP1722458A4 (en) | 2009-07-08 |
US7285891B2 (en) | 2007-10-23 |
EP1722458B1 (en) | 2017-05-31 |
US20080018197A1 (en) | 2008-01-24 |
EP1722458A1 (en) | 2006-11-15 |
US20070035199A1 (en) | 2007-02-15 |
US7414348B2 (en) | 2008-08-19 |
CN100365914C (zh) | 2008-01-30 |
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