CN102246390A - Stator in an electric motor - Google Patents
Stator in an electric motor Download PDFInfo
- Publication number
- CN102246390A CN102246390A CN2009801496533A CN200980149653A CN102246390A CN 102246390 A CN102246390 A CN 102246390A CN 2009801496533 A CN2009801496533 A CN 2009801496533A CN 200980149653 A CN200980149653 A CN 200980149653A CN 102246390 A CN102246390 A CN 102246390A
- Authority
- CN
- China
- Prior art keywords
- stator
- tooth
- carrier
- carrier tooth
- coil
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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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
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
-
- 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
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/15—Mounting arrangements for bearing-shields or end plates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
Abstract
The invention relates to a stator in an electric motor having a plurality of individual stator elements that form support teeth and are arranged around the periphery of said stator. Each support tooth is provided with a wound coil and the coils on the support teeth are connected together electrically. The support teeth are arranged at an angle in relation to the longitudinal axis of the stator so that the longitudinal axis of the support teeth forms an angle with the longitudinal axis of the stator.
Description
Technical field
The present invention relates to the stator in a kind of electro-motor, especially servo motor in vehicle or the stator in the CD-ROM drive motor.
Background technology
Described a kind of permanently excited internal rotor d.c. motor in US 2006/0091759, its stator in housing comprises the stator pack of fixed and arranged, and this stator pack is formed by a large amount of single.The described carrier of successively arranging and be stator winding vertically produces magnetic field, the permanent magnet acting in conjunction on this magnetic field and the armature spindle by this stator winding.Described has formed continuous group and has concentrated in together vertically by suitable cutting tools.
Summary of the invention
Task of the present invention is a kind of simple in structure in electro-motor of explanation and the stator made in simple mode, and this stator allows consistently output torque unchangeably.
This task is resolved with the feature of claim 1 by the present invention.Dependent claims has illustrated favourable improvement project.
Be used in the electro-motor by stator of the present invention, for example be used in the servo motor or CD-ROM drive motor of vehicle.Consider to be used as starter motor, steering motor or to be used for operation support device for example rain brush, window riser or seat adjustment motor.Described electro-motor comprises that by stator of the present invention and armature spindle, this armature spindle can be rotated to support in the stator.
Described stator has the single stator component that is distributed in a large number on the circumference, and described single stator component forms the carrier tooth respectively, and wherein each carrier tooth is provided with the coil of winding.Thereby being positioned at different coil on the carrier tooth is electrically connected mutually at least in part and switches on and produce magnetic field.Described carrier tooth is arranged about the stator longitudinal axis that forms rotor axis simultaneously angledly, makes the tooth longitudinal axis of carrier tooth and stator longitudinal axis enclose at an angle.
Because angled layout, described carrier tooth has formed helical teeth portion, and this has the following advantages, and is promptly smooth-going in the torque curve of the output of electro-motor thus.Because in each single coil, produce magnetic field, thus be also that correspondingly each coil produces moment of torsion, thus in principle because the discrete quantity of the coil that distributes on circumference is wavy torque curve of each circulation adjusting of rotor.Loxosis by described carrier tooth is put, and along the circumferential direction produces the overlapping of part between the coil of direct neighbor, realizes desirable smooth-going and divide equally thus in torque curve.
In principle, maximum 30 ° angle is enough between tooth longitudinal axis and the stator longitudinal axis, wherein considers to be not more than 10 ° angle in a preferred embodiment.Described angle-data should comprise the single angle of all maximum angles up to 30 ° or also comprise other single angle in case of necessity, especially with 1 ° or also less than 1 ° angle stepping.Between carrier tooth longitudinal axis and stator longitudinal axis, for example realize the smooth-going of torque curve in the angle of 5 ° or 8 °.When angle is big, also strengthened the smooth-going effect of moment of torsion.
Can with technology in other words on the structure simple mode realize that moment of torsion is smooth-going.Described helical teeth portion makes the identical assembling that is applicable to the stator of being made up of a large amount of single carrier teeth with less cost.
According to favourable execution mode, each carrier tooth comprise the tooth matrix and comprise on distolateral at least be directly connected on the tooth matrix and especially with the end segments of tooth matrix Construction integration.Described end segments becomes crooked with respect to the tooth matrix, especially carries out bending with end segments along the mode of the direction orientation of stator longitudinal axis.Described end segments compensates the angle that described carrier tooth tilts with respect to the stator longitudinal axis by this way.Thus, described end segments has the axis of axially parallel in the stator longitudinal axis, and this has the following advantages, and promptly the interface on the coil is in the plane common perpendicular to the stator longitudinal axis on stator related distolateral.The mutual electrical connection of significantly having simplified coil thus in other words with being electrically connected of externally fed.
According to other favourable execution mode, two adjacent sockets are inserted in the end segments of each carrier tooth, set the wire end of the coil wire of the coil that keeps by the carrier tooth respectively for described socket.Advantageously the coil wire end is put on the socket, at least can partly clip element be inserted in the socket on the one hand thus, realized and being electrically connected of coil wire by this clip element, and can hold in socket on the other hand may be by shearing the smear metal that forms in the connection procedure between clip element and the coil wire.
Preferably by means of contact ring realize between the coil in other words with power supply between be electrically connected, this contact ring is the electric contacts carrier of clip element in other words.Also can between different coils, form thus and electrically contact,, thereby can abandon by means of the electrical connection of melting welding or soldering tech and reduce short circuit risk especially with mechanical mode only in simple mode.In addition, can realize electrically contacting in simple mode by means of contact ring.
Each carrier tooth is preferably configured as to the iron core of small part synthetic material involucrum, and wherein said synthetic material involucrum is particularly useful for insulating with respect to coil, and this coil is reeled around the carrier tooth.In addition advantageously, also can construct Connection Element integratedly, be particularly useful for the stopping element of mutual mechanical connection carrier tooth with the synthetic material involucrum.Yet also be independent of the synthetic material involucrum in case of necessity and construct described stopping element.
Description of drawings
Other advantage and favourable execution mode obtain from other claim, description of drawings and accompanying drawing.In the accompanying drawing:
Fig. 1 is the exploded view of the parts of electro-motor, wherein stator is made up of each carrier tooth, the shaft bearing plate that described carrier tooth has coil respectively and is arranged in distolateral outlet side, described carrier tooth is electrically connected mutually by means of contact ring and cutting folder disposed thereon, described shaft bearing plate directly is connected with the motor shell of electro-motor
Fig. 2 is the detailed view of electronic component unit, and this electronic component unit is positioned on other shaft bearing plate, and this shaft bearing plate is arranged on electro-motor opposed distolateral,
Fig. 3 is the end view of the stator of electro-motor, and this stator is made up of the carrier tooth that is distributed in a large number on the circumference, and described carrier tooth is angle ground about the stator longitudinal axis to be arranged,
Fig. 4 a is the perspective detail view with carrier tooth of coil,
Fig. 4 b is the end view with carrier tooth of coil,
Fig. 5 is the section with carrier tooth of coil,
Fig. 6 is the vertical view with carrier tooth of coil, and wherein the wire end of coil windings is respectively by placing the distolateral socket channeling conduct of carrier tooth,
Fig. 7 is the perspective view of the mechanical connection realized by clip between the adjacent carrier tooth,
Fig. 8 is the enlarged drawing of the connection that realizes by the clip connector between the carrier tooth of two direct neighbors,
Fig. 9 is the perspective view of contact ring, and this contact ring is made up of a plurality of single rings, and described single ring has the cutting folder of a large amount of formation contact elements respectively,
Figure 10 is the exploded view with contact ring of single ring,
Figure 11 is the perspective view of the electro-motor that assembles seen from above,
Figure 12 is the section of electro-motor, and it has the magnet that inserts in armature spindle the distolateral assembly as rotor position sensing mechanism.
Identical in the accompanying drawings parts are provided with identical Reference numeral.
Embodiment
In Fig. 1, show the parts of electro-motor 1 with exploded view.This electro-motor 1 is configured to inner rotor motor and surrounds armature spindle 2, and this armature spindle is the carrier of rotor set 3.Armature spindle 2 comprises that rotor set 3 is arranged in stator 4 under the state that assembles, this stator is a plurality of carriers that are distributed in the coil on the circumference, and described coil electrically contacts and supplying electric current by contact ring 5 and the cutting disposed thereon folder 6 that is arranged in vertically on the stator.Clutch shaft bearing plate 7(A shaft bearing plate) be positioned on the outlet side of electro-motor, this clutch shaft bearing plate holds the parts of bearings 8 that is used for armature spindle 2.This A shaft bearing plate 7 is connected with motor shell 10 regularly, and this motor shell holds stator 4 and comprises armature spindle 2.
Another parts of bearings 9 that is used for supporting rotor axle 2 is positioned at and is opposite to the distolateral of A shaft bearing plate 7 vertically.This parts of bearings is contained in another shaft bearing plate 11(B shaft bearing plate under the state that assembles, shown in Figure 2) in.This shaft bearing plate 11 is the carrier of electronic component 12 simultaneously, regulates described electro-motor 1 in other words by described electronic component control.
Described A shaft bearing plate 7 and B shaft bearing plate 11 axial surround described motor shell 10 on distolateral and directly are connected with motor shell 10 opposed.Advantageously relate to only being connected of each shaft bearing plate 7,11 and motor shell 10, thereby do not need for example pull bar between shaft bearing plate or the like of other connection measure by this connection.Realize being connected by distolateral and shaft bearing plate 7 welding between 11 in other words of motor shell 10 or by hot charging.In any case, realize the connection of sealing, thereby can abandon the use of the extra potted component between shaft bearing plate and motor shell.Another advantage is the rigidity improved and since shaft bearing plate and motor shell direct the connection make this rigidity be improved.In addition, the rigidity of improvement produces positive influence to torque curve.Improved heat-conducting effect in addition.In addition, realized modular system in this mode, the stator that can use different length according to desired application target motor shell 10 in other words wherein, and not be used in the parts that others change electro-motor.Because the connection between each shaft bearing plate and motor shell realizes and does not realize by pull bar by welding or hot charging or alternate manner, so also do not need to adjust significantly measure in the motor shell of different length.
Contact ring 5 with the contact element that is configured to cut folder 6 is advantageously the same as 11 maintenances of B shaft bearing plate with parts of bearings 9.
As knowing from Fig. 3, described stator 4 is made up of each carrier tooth 13 that is distributed in a large number on the circumference, and described carrier tooth is respectively the carrier of coil 17.Described carrier tooth 13 surrounds angle [alpha] with stator longitudinal axis 14, and described stator longitudinal axis has formed the longitudinal axis (Fig. 1) of electro-motor simultaneously.Drawn the tooth longitudinal axis 15 of carrier tooth 13 in Fig. 3, wherein the lateral edge of each carrier tooth 13 is parallel to 15 extensions of tooth longitudinal axis.Each carrier tooth 13 with respect to stator longitudinal axis 14 directed angle [alpha] be in this embodiment in the angular range below 10 °, especially be roughly 8 °.This angle [alpha] also can advantageously occupy the codomain greater than 10 °, for example up to 30 °, perhaps also significantly less than 10 ° value.In principle, codomain should be roughly 1 ° and roughly classification arbitrarily between 30 °, perhaps also can be other classification in case of necessity.
Arrange angledly that with respect to stator longitudinal axis 14 described carrier tooth 13 has the following advantages, promptly can smooth-goingly divide equally torque curve in other words thus.Because in each single coil, produce magnetic field, so each coil is made contributions for producing moment of torsion, wherein, in the linear directional of carrier tooth and coil, regulate uneven torque curve in principle owing on the circumference of stator 4, see the discrete quantity and the location of described coil 17.By described carrier tooth proposed tiltedly put and come smooth-going uneven torque curve.
Each carrier tooth 13 has end segments 16, and wherein said coil wire end 17a and 17b are contained in the cut place 18.Realize cutting on the contact ring 5 electrically contact (Fig. 1) that presss from both sides between 6 by described coil wire end 17a and 17b.
In Fig. 4 a, 4b, 5 and 6, show the carrier tooth 13 that forms each element of stator with detailed view respectively.From Fig. 4 a and 4b, know, described coil 17 around the matrix 19 of carrier tooth 13 twine and freely coil wire end 17a and 17b with the scope of the end segments 16 of matrix 19 Construction integrations in by cut place 18 channeling conducts in the end segments 16.
As can be seen from Figure 5, described tooth matrix 19 is configured to double T shape in cross section, thereby has formed the restriction of the side that is used for coil 17 and coil wire is remained on tooth matrix 19 regularly.In the scope of the groove of double T shape, the surface that is configured to the tooth matrix 19 of plate group is pushed with the synthetic material involucrum and is sealed, and makes coil 17 with respect to matrix 19 electric insulations thus.All the other zones of described tooth matrix 19 do not have the synthetic material involucrum.
Advantageously, the wall of described tooth matrix is provided with the groove of the electric wire that is used for coil 17 in the zone of double T groove, and electric wire is put into this groove and channeling conduct reliably thus.
As from Fig. 6, knowing, two parallel sockets that are staggeredly arranged 21 are inserted in described end segments 16 top distolateral, guide described coil wire end 17a and 17b by described socket.Putting into the cut place 18 of coil wire end 17a and 17b inserts in abutting connection with the wall of socket 21.Described socket 21 is used for being contained in and cutting the folder connection procedure on the one hand can be by shearing the smear metal that forms on contact ring.On the other hand, this socket 21 is used to hold the axially outstanding part of cutting folder, realizes compact execution mode thus vertically.
Connection between the carrier tooth 13 of direct neighbor has been shown in Fig. 7 and 8.This connection preferably realizes by means of stopping element that with mechanical mode only described stopping element is configured to clip connector 22 in an embodiment.Each clip connector 22 comprises two stopping elements, and described stopping element is arranged on the corresponding carrier tooth 13 and is configured to mutually complementary.At this, relate to the clip groove 24 of the complementary structure of attaching troops to a unit on clip ledge 23 on the first carrier tooth 13 and carrier tooth 13 in an embodiment at direct neighbor.Described clip ledge 23 is configured to the spherical sphere of part in other words or columniform, and described clip groove 24 correspondingly is provided with the spherical or columniform groove of spherical part in other words equally.For the elasticity that realizes required size is used to realize that wherein the clip of the described clip element in location connects mutually, the element that described clip connects is made and/or the described clip element section by thin-walled in other words that is configured to relative thin-walled is connected with each carrier tooth 13 by having enough flexible material.So, for example can be made the clip element of described clip connector 22 by synthetic material, method is that described clip element directly is sprayed onto on each carrier tooth.Yet the execution mode that is made of metal also is fine.
Fig. 9 and 10 relates to contact ring 5, and this contact ring is the carrier of cutting folder 6, and by described cutting folder, the coil of different carrier teeth is electrically connected and supplying electric current mutually.Described contact ring 5 comprises a large amount of single rings 25, and described single ring is respectively the carrier of cutting folder 6 and piles up mutually vertically.Stripper loop 27 is between corresponding two axial adjacent single rings 25.Basic ring 26 is positioned at axial bottom as the carrier of all single rings 25 and stripper loop 27.
By the combination of different single rings 25, can realize desirable wiring between the different coil of stator, on described different single ring, arrange cutting folder 6 respectively.
Figure 11 illustrates the electro-motor 11 that is in the rigging position, wherein only schematically illustrate shaft bearing plate 11, this shaft bearing plate is the carrier (Fig. 2) of electronic component 12.Contact ring 5 with cutting folder 6 installs on the stator at distolateral cover, and the coil that is used on each the carrier tooth with stator is electrically connected.On contact ring 5, arrange on a side that is opposite to cutting folder 6 that vertically the contact element 28 that stretches out is used for being electrically connected with electronic component supplying electric current in other words.
As from Figure 12, knowing, in the face of on the side of contact ring 5 magnetic element 29 being inserted in armature spindles 2 axial distolateral.This magnetic element preferably is in the recess in armature spindle 2 distolateral.Described magnetic element 29 is parts of rotor position sensing mechanism, can determine the current rotor-position of armature spindle 2 by this rotor position sensing mechanism.
Claims (14)
1. the stator in the electro-motor (1), especially the servo motor of vehicle or the stator in the CD-ROM drive motor, wherein said stator (4) has the single stator component that is arranged in a large number on the circumference, described single stator component has formed carrier tooth (13), wherein each carrier tooth (13) is provided with coil (17) and described coil (17) electrical connection mutually on carrier tooth (13) of winding, wherein said carrier tooth (13) is arranged about stator longitudinal axis (14) angledly, makes the tooth longitudinal axis (15) of carrier tooth (13) and stator longitudinal axis (14) surround angle (α).
2. by the described stator of claim 1, it is characterized in that described angle (α) is 30 ° to the maximum, especially be 10 ° to the maximum.
3. by claim 1 or 2 described stators, it is characterized in that, described carrier tooth (13) comprises tooth matrix (19) and comprises the end segments (16) that is connected on the tooth matrix (19) at least on distolateral that wherein said end segments (16) is with respect to tooth matrix (19) bending.
4. by the described stator of claim 3, it is characterized in that described end segments (16) is along the direction orientation of stator longitudinal axis (14).
5. by claim 3 or 4 described stators, it is characterized in that, at the wire end (17a, 17b) of end segments (16) the upper fixed line circle electric wire of bending.
6. by the described stator of claim 5, it is characterized in that two adjacent sockets (21) are inserted in the end segments (16), distribute the wire end (17a, 17b) of coil wire for described socket respectively.
7. by each described stator in the claim 1 to 6, it is characterized in that the cross section that described carrier tooth (13) has double T shape.
8. by each described stator in the claim 1 to 7, it is characterized in that described carrier tooth (13) has the iron core of synthetic material involucrum.
9. by each described stator in the claim 1 to 8, it is characterized in that described carrier tooth (13) only mechanically interconnects.
10. by each described stator in the claim 1 to 9, it is characterized in that, go up at described carrier tooth (13) and arrange the stopping element (23,24) that is used for mechanical connection carrier tooth (13) mutually.
11., it is characterized in that described stopping element (23,24) is configured to clip by the described stator of claim 10.
12., it is characterized in that described stopping element (23,24) is adjacent to arrange with the radial outside of carrier tooth (13) by claim 10 or 11 described stators.
13., it is characterized in that the coil wire of twining around described carrier tooth (13) guides in groove by each described stator in the claim 1 to 12, described groove is inserted in the carrier tooth wall.
14. have electro-motor by each described stator (4) in the claim 1 to 13.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008054527.9 | 2008-12-11 | ||
| DE200810054527 DE102008054527A1 (en) | 2008-12-11 | 2008-12-11 | Stator in an electric motor |
| PCT/EP2009/064378 WO2010066512A2 (en) | 2008-12-11 | 2009-10-30 | Stator in an electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102246390A true CN102246390A (en) | 2011-11-16 |
Family
ID=42168272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801496533A Pending CN102246390A (en) | 2008-12-11 | 2009-10-30 | Stator in an electric motor |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102246390A (en) |
| DE (1) | DE102008054527A1 (en) |
| WO (1) | WO2010066512A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106063087A (en) * | 2014-03-24 | 2016-10-26 | 法雷奥电机设备公司 | Interconnection element for connecting stator coils |
| CN111052544A (en) * | 2017-09-12 | 2020-04-21 | 罗伯特·博世有限公司 | Stator for an electric machine, electric machine and method for producing such a stator |
| US11757324B2 (en) | 2021-05-19 | 2023-09-12 | Delta Electronics, Inc. | Rotary motor stator |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009060838A1 (en) * | 2009-12-29 | 2011-07-14 | Robert Bosch GmbH, 70469 | Stator of an electrical machine and method for producing such |
| DE102011004919A1 (en) | 2011-03-01 | 2012-09-06 | Robert Bosch Gmbh | Connecting element between engine and control unit |
| DE102012022481A1 (en) * | 2012-11-19 | 2014-05-22 | Sew-Eurodrive Gmbh & Co Kg | Electric motor with a stator |
| JP6237144B2 (en) * | 2013-11-15 | 2017-11-29 | アイシン精機株式会社 | Rotating electric machine |
| WO2017013773A1 (en) * | 2015-07-22 | 2017-01-26 | Ｋｙｂ株式会社 | A busbar unit, a rotating electrical motor comprising same, and a busbar unit production method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6127753A (en) * | 1997-03-28 | 2000-10-03 | Matsushita Electric Industrial Co., Ltd. | Member to form motor stator |
| JP2003070189A (en) * | 2001-08-24 | 2003-03-07 | Mitsubishi Electric Corp | Synchronous motor |
| DE10152006A1 (en) * | 2001-10-22 | 2003-05-08 | Zf Sachs Ag | Stator for an electrical machine |
| EP1322021B1 (en) * | 2001-12-23 | 2005-08-31 | Grundfos A/S | Stator for an electric motor |
| EP1895637A2 (en) * | 2006-08-31 | 2008-03-05 | JTEKT Corporation | Electric motor |
| CN201051684Y (en) * | 2004-03-23 | 2008-04-23 | 艾默生电气公司 | Terminal cover for sectioned stator |
| DE112007000201T5 (en) * | 2006-01-24 | 2008-11-13 | Kabushiki Kaisha Yaskawa Denki, Kitakyushu | Slotted cores for a motor stator, motor stator, permanent magnet type synchronous motor, and punch punch punching method for slotted cores |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4649951B2 (en) | 2004-10-28 | 2011-03-16 | 日本電産株式会社 | Motor and armature manufacturing method |
-
2008
- 2008-12-11 DE DE200810054527 patent/DE102008054527A1/en not_active Withdrawn
-
2009
- 2009-10-30 WO PCT/EP2009/064378 patent/WO2010066512A2/en active Application Filing
- 2009-10-30 CN CN2009801496533A patent/CN102246390A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6127753A (en) * | 1997-03-28 | 2000-10-03 | Matsushita Electric Industrial Co., Ltd. | Member to form motor stator |
| JP2003070189A (en) * | 2001-08-24 | 2003-03-07 | Mitsubishi Electric Corp | Synchronous motor |
| DE10152006A1 (en) * | 2001-10-22 | 2003-05-08 | Zf Sachs Ag | Stator for an electrical machine |
| EP1322021B1 (en) * | 2001-12-23 | 2005-08-31 | Grundfos A/S | Stator for an electric motor |
| CN201051684Y (en) * | 2004-03-23 | 2008-04-23 | 艾默生电气公司 | Terminal cover for sectioned stator |
| DE112007000201T5 (en) * | 2006-01-24 | 2008-11-13 | Kabushiki Kaisha Yaskawa Denki, Kitakyushu | Slotted cores for a motor stator, motor stator, permanent magnet type synchronous motor, and punch punch punching method for slotted cores |
| EP1895637A2 (en) * | 2006-08-31 | 2008-03-05 | JTEKT Corporation | Electric motor |
Non-Patent Citations (1)
| Title |
|---|
| 王秀和: "《永磁电机》", 31 August 2007, 中国电力出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106063087A (en) * | 2014-03-24 | 2016-10-26 | 法雷奥电机设备公司 | Interconnection element for connecting stator coils |
| CN106063087B (en) * | 2014-03-24 | 2019-03-08 | 法雷奥电机设备公司 | Interconnection element for connecting stator coil |
| CN111052544A (en) * | 2017-09-12 | 2020-04-21 | 罗伯特·博世有限公司 | Stator for an electric machine, electric machine and method for producing such a stator |
| CN111052544B (en) * | 2017-09-12 | 2022-04-01 | 罗伯特·博世有限公司 | Stator for an electric machine, electric machine and method for producing such a stator |
| US11757324B2 (en) | 2021-05-19 | 2023-09-12 | Delta Electronics, Inc. | Rotary motor stator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010066512A3 (en) | 2010-12-29 |
| WO2010066512A2 (en) | 2010-06-17 |
| DE102008054527A1 (en) | 2010-06-17 |
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Application publication date: 20111116 |