CN1487648A - DC motor and producing method thereof - Google Patents
DC motor and producing method thereof Download PDFInfo
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- CN1487648A CN1487648A CNA031103332A CN03110333A CN1487648A CN 1487648 A CN1487648 A CN 1487648A CN A031103332 A CNA031103332 A CN A031103332A CN 03110333 A CN03110333 A CN 03110333A CN 1487648 A CN1487648 A CN 1487648A
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Abstract
To miniaturize a DC motor by reducing the length in axial direction, and to make its assembly easier. An armature coil is wound around a coil bobbin, and a connection terminal is attached to the armature coil. The coil bobbin around which the armature coil is wound is engaged and fixed with a salient pole of an armature core fitted to a rotating shaft, while the connection terminal pinches a connection hook of a commutator for the connection terminal to connect and fit to the connection hook. Although a coil mold member is used for winding the armature coil, the coil mold member is not required to be inserted as far as an inner end position of the salient pole. So, the commutator can be close to the armature core for reduced size, while connecting/fitting of the connection terminal to the connection hook part is easier.
Description
Technical field
The present invention relates to a kind of DC motor that can be used for the vehicle fuel pump.
Technical background
This DC motor is disclosed in the special table of Japan Patent 2001-522580 communique.This DC motor such as this spy show the shown in Figure 1 of 2001-522580 communique, be with armature core and converter configurations in common rotating shaft and constitute.
Armature core directly is wound with armature winding.Transducer disposes a plurality of translation building blocks along the periphery of rotating shaft, so, be separated with certain interval, configuration to axial between this transducer and armature core.Each commutator assemble is provided with the connection folder portion that is used to connect armature winding.Armature winding directly is wound on the armature core, and its terminal is fixed on the connection folder portion of each translation building block, and accepts the power supply of each translation building block.
Now just Fig. 7 illustrates the winding process in the past of this DC motor.Armature core AC has a plurality of salient pole AP, is wound with armature winding AW successively on each salient pole AP.In this winding process, can use the coil forming member CS of the face that the curls WS of band inclination.This coil forming member CS embeds salient pole AP, sends being wrapped in the coil turn that curls on the face WS into the periphery of magnetic pole AP.Coil forming member CS embeds the inner end of salient pole AP at first, along with the coiling of coil, moves to the outer end of salient pole AP successively, and coil is sent into salient pole AP.The armature winding AW that twines end is shown in the periphery of the right side salient pole AP of Fig. 7.
Existing DC motor is for directly to be wrapped in armature winding AW on the salient pole AP of armature core AC, and coil forming member CS is inserted into the inner end positions of salient pole AP.Like this, transducer CT just from armature core AC axially with big apart from interval location, be fixed on rotating shaft RS, guarantee that coil forming member CS embeds the space S P of salient pole AP.But the axis that has prolonged DC motor owing to this space S P is long, so hindered the miniaturization that realizes DC motor.
The present invention will propose a kind of DC motor and the manufacture method thereof that can further dwindle this space-like, realize small-sized improvement.
DC motor of the present invention is a kind of like this DC motor, and described DC motor is provided with: be contained in the armature core in the rotating shaft; Be wrapped on this armature core, make it produce the armature winding of flux; Be contained in the above-mentioned rotating shaft, to the transducer of above-mentioned armature winding power supply.It is characterized in that, above-mentioned armature winding is wrapped on the coil of wire skeleton and is installed on the above-mentioned armature core, be provided with simultaneously and be used for the splicing ear that is connected with above-mentioned transducer, above-mentioned transducer is provided with a plurality of translation building blocks with the folder portion that is connected that is used for being connected with above-mentioned armature winding, the above-mentioned connection folder of above-mentioned splicing ear clamping portion is fixed in the above-mentioned connection folder portion.
In DC motor of the present invention, armature winding curls on coil of wire skeleton, does not directly curl on armature core.Thus, the winding process of the armature winding of coil of wire skeleton can be under the state of the outer end that coil of wire skeleton is remained on the armature core salient pole relatively, or carrying out apart from the position of certain distance, and the space that needn't in rotating shaft, guarantee to be used for to be contained in the coil forming member that winding process uses with armature core.Accompany therewith, can on more near the position of armature core, transducer be fixed in the rotating shaft, can shorten the axial length of DC motor, realize miniaturization.Again, be located at splicing ear on the armature winding under the state of the connection folder portion of clamping transducer, the formation that is fixed on this connection folder portion makes armature winding and being connected of transducer become easy.By this, can in the miniaturization that realizes DC motor, make its easy assembling.
Again, the manufacture method of DC motor of the present invention comprises: the armature core that will be provided with a plurality of salient poles be provided with transducer that band is connected a plurality of translation building blocks of folder portion and be installed in operation in the common rotating shaft; The coil windings that is wound on the coil of wire skeleton is embedded above-mentioned each salient pole, will be installed on the operation that splicing ear on the above-mentioned armature winding is held on above-mentioned connection folder portion simultaneously.
In the manufacture method of DC motor of the present invention, comprise and will be wound in the salient pole of the coil winding embedding armature core on the coil of wire skeleton, simultaneously splicing ear is held on the operation of the connection folder portion of translation building block.By adopting this operation, the winding process of the armature winding of coil of wire skeleton is under the state of the outer end that coil of wire skeleton can be remained in the armature core salient pole relatively, or there is the position of certain distance to carry out at the distance armature core, simultaneously needn't guarantee in rotating shaft, to have the space that is used for holding the coil forming member that winding process uses, like this, just shorten the axial length of DC motor, can realize miniaturization.And, because when coil of wire skeleton is embedded salient pole, by being located at the connection folder portion of the splicing ear clamping transducer on the armature winding, so that with become being connected of transducer easily, also make the assembling operation of DC motor be easy to carry out.
The simple declaration of accompanying drawing
Fig. 1 is for showing the front view of DC motor example 1 of the present invention.
Fig. 2 is for showing the plane graph of example 1.
Fig. 3 is the front view of the relation of the transducer that shows example 1 and splicing ear.
Fig. 4 is the oblique view of the relation of the transducer that enlarge to show example 1 and splicing ear.
Fig. 5 is the front view of the manufacturing process of demonstration example 1.
Fig. 6 is the plane graph of the manufacturing process of demonstration example 1.
Fig. 7 is the key diagram of the winding process of existing DC motor.
Among the figure, 10 are rotating shaft; 20 is armature core; 23 is salient pole; 25 is the fixed part sheet; 30 is armature coil; 31 is the armature winding device; 33 is coil of wire skeleton; 40 is splicing ear; 41 is flat part; 42 is joggling part; 43 is patchhole; 44 is the elastic portion sheet; 46 is return portion; 47 is the gap; 50 is transducer; 51 is translation building block; 53 for connecting folder portion; 60 is the coil forming member; 61 are coil winding face.
Embodiment
Example 1.
Fig. 1 is the front view of the example 1 of demonstration DC motor of the present invention, and Fig. 2 is for showing the plane graph of example 1.
[the structure explanation of the DC motor of example 1]
The DC motor of example 1 is provided with rotating shaft 10, armature core 20, armature winding 30, splicing ear 40 and transducer 50.The both ends of rotating shaft 10 under rotatable state by not shown bearing support.
Armature winding 30 comprises a plurality of (as: 6) armature winding device 31.Each armature winding device 31 is wound on the coil of wire skeleton 33.Coil of wire skeleton 33 is provided with the cylindrical shell 34 that embeds salient pole 23, and the inner of this cylindrical shell 34 is provided with medial flange 35, and the outer end of this cylindrical shell is provided with outboard flanges 36.Armature winding device 31 is wound on the cylindrical shell 34 between medial flange 35 and the outboard flanges 36.Cylindrical shell 34 shapes embed the periphery of salient pole 23 just.The coil terminal of each armature winding device 31 is equipped with splicing ear 40.
The gap S that transducer 50 is very little at interval with armature core 20 is fixed on the periphery of rotating shaft 10, and rotates simultaneously with rotating shaft 10.Transducer 50 is provided with a plurality of translation building blocks 51.These translation building blocks 51 accompany insulating barrier each other along the periphery of rotating shaft 10, the mutually insulated configuration.Each translation building block 51 is provided with the folder portion 53 that connects, and this connection folder portion 53 connects, is fixed with splicing ear 40.It is outstanding to peripheral direction from the part of each translation building block 51 to connect folder portion 53, integrally formed with each translation building block 51.
Fig. 3 is the front view of being connected of the transducer 50 that shows example 1 and splicing ear 40, stationary state, and Fig. 4 is for amplifying the oblique view of the relation that shows translation building block 51 and splicing ear 40.
Splicing ear 40 carries out from the power supply of 50 pairs of armature winding 30 of transducer for the terminal in the connection folder portion 53 that connects, is fixed in transducer 50.Splicing ear 40 for resilient electric conducting material (as brass sheet) as shown in Figure 4 warpage form, with these joggling part 42 further warpages, formation elastic portion sheet 44.44 bendings of elastic portion sheet become 45 degree acute angles approximately with the angle of 42 of joggling parts, and its front end is relative and put across gap 47 and flat part 41.Be formed with patchhole 43 on the joggling part 42.The return portion 47 of one side is turned back, with and flat part 41 between the coil terminal 31a of clamping armature winding 31.Under the state of the coil terminal 31a of clamping armature winding 31, by soldering or welding, splicing ear 40 connects, is fixed on the coil terminal 31a.
Splicing ear 40 connects, is fixed in the connection folder portion 63, makes connection folder portion 53 can insert its patchhole 43.Connect folder portion 53 and insert, to passing through the position of elastic portion sheet 44 with the gap 47 of flat part 41 from patchhole 43.Gap 47 is under the state that connection folder portion 53 does not insert, and its size makes less than the thickness that connects folder portion 53.Therefore, under the state that will connect folder portion 53 insertion gaps 47, elastic portion sheet 44 utilizes its elasticity, will connect folder portion 53 by on flat part 41.And elastic portion sheet 44 acutangulates with relative joggling part 42 from joggling part 42 beginning warpages.Thus, inserting on the direction that connects folder portion 53, connect the front end that folder portion 53 slidably inserts elastic portion sheet 44, on the direction opposite with insertion, the front end of elastic portion sheet 44 submerges and connects folder portion 53, so can prevent to extract from connecting folder 53.
The DC motor of Fig. 1, Fig. 2 is provided with the excitatory magnetite of brush not shown, that contact with transducer 60 and not shown encirclement armature core 20.In the magnetic field that this excitatory magnetite produces, direct current flows to armature winding 30 from brush through transducer 50.Its result, armature winding 30 produces actuating force, and this armature winding 30 rotates simultaneously with armature core 20, rotating shaft 10.
In the DC motor of example 1, armature winding 30 is wound on the coil of wire skeleton 33, and directly is not wound on the armature core 20.Therefore, relatively the winding process of the armature winding 30 of coil of wire skeleton 33 can carry out under the state of the outer end of the salient pole 23 that coil of wire skeleton 33 is embedded armature cores 20, perhaps, and not exclusively embed armature core 20 but have other position (as: suitable position of the outside of DC motor) of certain distance to carry out at distance armature core 20, can guarantee in rotating shaft, to have the space that is used for embedding the coil forming parts that winding process uses.Like this, can transducer 50 be fixed in the rotating shaft 10, shorten the axial length of DC motor, realize miniaturization in position more near armature core 20.And, be located at the formation that the connection folder portion of the splicing ear 40 clamping transducers 50 on the armature winding 30 fixes and make armature winding 30 become easy with the operation that is connected of transducer 50.
Again,, carry out clamping to connecting folder portion 53 owing to be by being located at the elastic portion sheet 44 on the splicing ear 40, so, can realize easily utilizing that splicing ear 40 connects, the structure of fixedly connected folder portion 53.And, by the use of elastic portion sheet 44, can be before splicing ear 40 solderings being fixed in the connection folder portion 53, the folder portion 53 that is clamped and connected like a cork makes assembling also become simple.
Owing on the splicing ear 40, except that elastic portion sheet 44, also be provided with flat part 41 simultaneously, between elastic portion sheet 44 and flat part 41, can carry out clamping to being connected folder portion like a cork again.
And, because elastic portion sheet 44 is integrally formed with flat part 41,, again,, elastic portion sheet 44 is connected in an end of flat part 41 by joggling part 42 so can reduce the component count of splicing ear 40, so, the elasticity of elastic portion sheet 44 can easily be given with necessity.
Because joggling part 42 is provided with patchhole 43, insert these patchholes 43 so can connect folder portion 53, between elastic portion sheet 44 and flat part 41, carry out clamping to being connected folder portion 53 like a cork.
Again, in example 1, armature core 20 is provided with and is radial outstanding a plurality of salient poles 23 from the axle center of rotating shaft 10, the coil of wire skeleton 33 that twines armature winding device 31 is embedded each salient pole 23, so,, can make assembling become simple by coil of wire skeleton 33 is embedded salient pole 23.
Again,, can simply coil of wire skeleton 33 be fixed on the salient pole 23, and this fixed part sheet 25 is by warpage, coil of wire skeleton 33 is fixed on the salient pole 23 because salient pole 23 is provided with fixed part sheet 25, so, can fix coil of wire skeleton 33 simply.
[explanation of the manufacture method of example 1]
Below, the manufacture method of the DC motor of example 1 once is described.
In the manufacture method of this example 1,3 operations of the 1st operation to the 3 operations are carried out successively.The 1st operation forms the winding process of armature winding device 31 for armature winding 30 is wound on the coil of wire skeleton 33.The 2nd operation is for after armature winding device 31 is finished, and this coil of wire skeleton 33 is installed on the installation procedure on the final installation site of salient pole 23.The 3rd operation connects, is fixed in the operation that is connected and fixed in the connection folder portion 53 of corresponding translation building block 51 for the splicing ear 40 with armature winding device 31.
Fig. 5 is the front view that shows the manufacturing process of the DC motor that comprises the 1st, the 2nd operation, and Fig. 6 is its plane graph.With reference to these accompanying drawings, each operation is described.
At first, to the 1st operation, promptly winding process describes.This winding process is under the state of the outer end that coil of wire skeleton 33 is embedded salient poles 23, and armature winding 30 is wound in operation on this coil of wire skeleton 33.In Fig. 5, the armature winding device 31A that the left side shows is the device that is in the winding working procedure process.
In this winding process, coil of wire skeleton 33 embeds the outer end of salient pole 33.The armature winding device 31 on Fig. 5 right side is to finish in the 1st, the 2nd operation, and coil of wire skeleton 33 embeds the state of the inner end positions of salient pole 23.The coil of wire skeleton 33 that is in the armature winding device 31A in the winding process is not embedded in the inner end positions of salient pole 23, but still rests on its outer end position state.Under the state of the outer end position of coil of wire skeleton 33 embedding salient poles 23, coil forming member 60 embeds the periphery of coil of wire skeletons 33.This coil forming member 60 is provided with conical coil and curls face 61.At first, embed at coil formed parts 60 under the state of inner terminal position of coil of wire skeletons 33, be wound in the coil turn that coil curls face 61 and be directed to the inner end of coil of wire skeleton 33, and be wound in this.
Along with the carrying out of winding process, coil forming member 60 moves towards the outer end of coil of wire skeleton 33, and along with this coil forms moving of member 60, coil turn is directed to the centre of coil of wire skeleton 33, twines.At last, coil turn is directed to the outer end of coil of wire skeleton 33, twines.In the outer end position of salient pole 23, can carry out the winding operation of relative coil of wire skeleton 33, so coil forming member 60 needn't be embedded in the inner end positions of salient pole 23, just can easily carry out in the outer end position of salient pole 23.And, owing to will coil forming member 60 be embedded in the inner end positions of salient pole 23, so, the end play between armature core 20 and the transducer 50 can be dwindled, the miniaturization of realization DC motor.
In winding process, if the winding end of job of the relative coil of wire skeleton 33 of coil can carry out splicing ear 40 is fixed in the operation of end winding.Being connected and fixed in the operation of this splicing ear 40, the coil terminal 31a of the adjacent armature winding device 31 of FEFO winding process is connected, is fixed on 1 splicing ear 40 with the coil terminal 31a of the armature winding device 31A that finishes the winding operation subsequently.In this operation, in the return portion 46 of splicing ear 40,2 above-mentioned coil terminal 31a, 31a push this return portion 46 being held (with reference to Fig. 4) under the relative status mutually towards flat part 41, distortion.Thus, these coil terminals 31a is fixed by return portion 46 clampings.For determining once more and, can between the return portion 46 and flat part 41 of splicing ear 40, can using scolder to carry out soldering or welding by being electrically connected to determine above-mentioned fixing.
After winding process finishes, carry out the coil of wire skeleton 33 of armature winding device 31A is embedded in the final installation site of salient pole 23, the installation procedure of fixing.The final installation site of this coil of wire skeleton 33 is the inner end positions of salient pole 23, and coil of wire skeleton 33 embeds the inner end positions of this salient pole 23.Coil of wire skeleton 33 is being embedded under the inner end positions state of salient pole 23, be located at a pair of fixed part sheet 25 mutually reverse warpages of salient pole 23 outer ends, coil of wire skeleton 33 is being fixed.
After the installation procedure of armature winding device 31 finishes, implement the operation that splicing ear 40 is fastened on the connection folder portion 53 of corresponding translation building block 51.In this operation, the patchhole 43 that folder portion 53 inserts splicing ear 40 will be connected.Connect folder portion 53 in 47 slips of the gap of 41 of elasticity portion sheet 44 and flat parts, utilize the elasticity of elastic portion sheet 44, be held between elastic portion sheet 44 and the flat part 41.Under this state, splicing ear 40 keeps by connecting folder portion 53, realizes being electrically connected for making splicing ear 40 firmly, conscientiously, carries out soldering or welding at splicing ear 40 between the folder portion 53 with being connected.
According to the manufacture method of above-mentioned example 1, because armature winding 30 is wound in coil of wire skeleton 33, splicing ear 40 is connected in this armature winding 30, this splicing ear 40 is sandwiched in the connection folder portion 53 of transducer 50, so, will coil forming member 60 be embedded in the inner end positions of salient pole 23.Thus, can dwindle the interval between transducer 50 and the armature core 20, seek the miniaturization of motor.Simultaneously, the folder portion 53 because splicing ear 40 is clamped and connected, so be easy to carry out this splicing ear 40 is connected, is fixed in the operation that connects folder portion 53, it is simple that the assembling operation of motor also becomes.
Again,, embed at coil of wire skeleton 33 under the state of radial outer end portion of salient poles 23, carry out winding operation armature winding device 31 according to the manufacture method of example 1., coil of wire skeleton 33 be pressed into the inboard, fixing of salient pole 23, can under coil of wire skeleton 33 embeds the state of outer end of salient poles 23, carry out winding operation thereafter, so, be easy to carry out winding operation in the space broader than the outer end of salient pole 23.
Again,, use to be provided with the coil forming member 60 that coil curls face 61 and to twine, twine operation so can implement coil fast in this broader space.
Example 2
The DC motor of this example 2 adopts the identical formation of DC motor with example 1, and its manufacture method is different with the manufacture method of example 1.According to the manufacture method of example 2, with coil be wound in the winding process of coil of wire skeleton 33 can not will coil of wire skeleton 33 embed salient poles 23, can carry out apart from the place of certain distance with armature core 20.This place is the outside of motor, as the suitable place of motor manufacturing works, in this place, can carry out the winding operation of relative coil of wire skeleton 33 like a cork in broad place under the situation that does not influence armature core 20.In this winding process, the necessary number that DC motor is required (as 6) armature winding device 31 forms when coil forming member 60 is embedded coil of wire skeleton 33 successively.
In winding process, when coil being wrapped on the coil of wire skeleton, can twine under the state of the end of job at this, splicing ear 40 is connected coil terminal.By this operation, on 2 coil terminals of adjacent armature winding device 31 1 splicing ear 40 can be installed, 6 armature winding devices 31 that twine the end of job can be installed 6 splicing ears 40 altogether.The installation exercise of splicing ear 40 is implemented with the main points identical with example 1, and its operation and winding operation are same, can have the certain distance part to implement like a cork with armature core 20.
6 armature winding devices 31 that 6 splicing ears 40 are housed embed each salient pole 23 of armature core 20 successively, and fixing successively by fixed part sheet 25.Then, 6 splicing ears 40 are fastened on the connection folder portion 53 of corresponding transducer member 51 successively.This splicing ear 40 with connect folder portion 53 to be connected and fixed operation identical with example 1.
Like this, according to example 2, be easy to carrying out the winding working procedure of relative coil of wire skeleton 33 apart from the suitable place of certain distance, and the installation exercise of splicing ear 40 also can be implemented effectively in this place with armature core 20.
As mentioned above, according to DC motor of the present invention, armature winding is wound on the coil of wire skeleton, and, on this armature winding splicing ear is housed, under the state of the connection folder portion of splicing ear clamping transducer, install.Thus, can transducer be fixed in the rotating shaft, shorten the axial length of DC motor, realize miniaturization, be easy to connect armature winding and transducer in position more near armature core.
Again, manufacture method according to DC motor of the present invention, armature winding on will being wound in coil of wire skeleton embeds in the salient pole of armature core, the connection folder portion that splicing ear on the armature core is held on transducer will be installed in, so can transducer be fixed in the rotating shaft in the position of more close armature core, shorten the axial length of DC motor, realize miniaturization, and, be easy to connect armature winding and transducer.
Claims (12)
1. DC motor, described DC motor is provided with: be contained in the armature core in the rotating shaft; Be wrapped on this armature core, make it produce the armature winding of flux; Be contained in the above-mentioned rotating shaft, to the transducer of above-mentioned armature winding power supply, it is characterized in that,
Above-mentioned armature winding is wrapped on the coil of wire skeleton and is installed on the above-mentioned armature core, be provided with the splicing ear that is connected with above-mentioned transducer simultaneously, above-mentioned transducer is provided with has a plurality of translation building blocks that are used for the connection folder portion that is connected with above-mentioned armature winding, the above-mentioned connection folder of above-mentioned splicing ear clamping portion is fixed in the above-mentioned connection folder portion.
2. DC motor as claimed in claim 1 is characterized in that, above-mentioned splicing ear is provided with the elastic portion sheet of the above-mentioned connection folder of clamping portion, utilizes this elastic portion sheet that above-mentioned connection folder portion is carried out clamping, and above-mentioned splicing ear is fixed on above-mentioned connection folder portion.
3. DC motor as claimed in claim 2 is characterized in that, above-mentioned splicing ear also is provided with flat part simultaneously except that above-mentioned elastic portion sheet, the above-mentioned folder portion that is connected of clamping between these elastic portion sheets and flat part.
4. DC motor as claimed in claim 3 is characterized in that, above-mentioned elastic portion sheet and flat part are that one constitutes, and above-mentioned elastic portion sheet is connected an end of above-mentioned flat part by joggling part.
5. DC motor as claimed in claim 4 is characterized in that above-mentioned joggling part is formed with patchhole, and this patchhole embeds above-mentioned connection folder portion.
6. DC motor as claimed in claim 1 is characterized in that, above-mentioned armature core is provided with a plurality of salient poles of giving prominence to towards periphery from the axle center of above-mentioned rotating shaft, and above-mentioned armature winding is wound on a plurality of coil of wire skeletons, and each coil of wire skeleton embeds above-mentioned each salient pole.
7. DC motor as claimed in claim 6 is characterized in that, above-mentioned each salient pole is provided with the fixed part sheet, and each coil of wire skeleton that is embedded on above-mentioned each salient pole is fixed on each salient pole by above-mentioned each fixed part sheet.
8. as DC motor as described in the claim 7, it is characterized in that, said fixing portion sheet from above-mentioned salient pole by warpage, by this, with above-mentioned coil of wire skeletal fixation on above-mentioned salient pole.
9. the manufacture method of a DC motor is characterized in that, described method comprises: the armature core that will be provided with a plurality of salient poles and the transducer that is provided with a plurality of translation building blocks that are connected folder portion are installed in the operation in the common rotating shaft; The coil winding that is wound on the coil of wire skeleton is embedded above-mentioned each salient pole, will be installed on the operation that splicing ear on the above-mentioned armature winding is held on above-mentioned connection folder portion simultaneously.
10. the manufacture method of DC motor as claimed in claim 9, it is characterized in that, embed at above-mentioned coil of wire skeleton under the state of radial outer end portion of above-mentioned salient pole, above-mentioned armature winding is wound in above-mentioned coil of wire skeleton, thereafter, the above-mentioned coil of wire skeleton that the winding of above-mentioned armature winding finishes is pressed the radially inner side at above-mentioned salient pole, and is fixing.
11. the manufacture method of DC motor as claimed in claim 9 is characterized in that, described method comprises the preparatory process of the armature winding of preparing to be wound in coil of wire skeleton, and the coil of wire skeleton that the winding of armature winding is finished embeds on the above-mentioned salient pole, and fixing.
12. the manufacture method as claim 10 or 11 described direct current machine machines is characterized in that, when being wound in above-mentioned armature winding on the above-mentioned coil of wire skeleton, uses the coil that has inclination to curl the coil forming member of face.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002286947A JP2004129339A (en) | 2002-09-30 | 2002-09-30 | Dc motor and manufacturing method thereof |
| JP2002286947 | 2002-09-30 |
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| Publication Number | Publication Date |
|---|---|
| CN1487648A true CN1487648A (en) | 2004-04-07 |
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| CNA031103332A Pending CN1487648A (en) | 2002-09-30 | 2003-04-07 | DC motor and producing method thereof |
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| CN (1) | CN1487648A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101531728B1 (en) | 2007-07-09 | 2015-06-25 | 클리어워터 홀딩스, 엘티디. | Electromagnetic machine with independent removable coils, modular parts and self sustained passive magnetic bearing |
| US10505412B2 (en) | 2013-01-24 | 2019-12-10 | Clearwater Holdings, Ltd. | Flux machine |
| CN115188604A (en) | 2017-09-08 | 2022-10-14 | 清水控股有限公司 | System and method for enhancing electrical storage |
| CN116436188A (en) | 2017-10-29 | 2023-07-14 | 清水控股有限公司 | Modular electromagnetic machine and method of use and manufacture thereof |
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2002
- 2002-09-30 JP JP2002286947A patent/JP2004129339A/en active Pending
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| JP2004129339A (en) | 2004-04-22 |
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