CN104200870A - Trapezoidal conductor of aluminum alloy cable - Google Patents
Trapezoidal conductor of aluminum alloy cable Download PDFInfo
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- CN104200870A CN104200870A CN201410454914.5A CN201410454914A CN104200870A CN 104200870 A CN104200870 A CN 104200870A CN 201410454914 A CN201410454914 A CN 201410454914A CN 104200870 A CN104200870 A CN 104200870A
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- conductor
- trapezoidal
- aluminium alloy
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Abstract
The invention discloses a trapezoidal conductor of an aluminum alloy cable. The types of trapezoidal conductors, which are different in radial sectional area, are provided; each type of trapezoidal conductor is formed by laminating a plurality of aluminum alloy leads; the section of each aluminum alloy lead is in a shape similar to trapezoid, or is fan-shaped; the plurality of aluminum alloy leads are tightly laminated on each other to form a cylindrical aluminum alloy lead bundle, so that the trapezoidal conductor is compact in internal structure, higher in electrical conductivity and lower in electric energy loss.
Description
Technical field
The present invention relates to a kind of novel cable conductor, be specifically related to the trapezoidal conductor on a kind of aluminium alloy cable.
Background technology
In current wires and cables industry, leading products are copper core cables, this cable cost of material is high, shortage of resources, and bauxite resource and rare earth resources are comparatively abundant, in order to alleviate the nervous situation of copper resource, utilize the materials such as aluminium alloy to make high performance cable and can be used as a kind of good solution, and copper alloy also has some defects, such as cost is higher, mechanical performance is poor etc., so a kind of type aluminium alloy cable of necessary exploitation, and make it property indices not second to copper core cable, even partial properties index is better than copper core cable;
For above-mentioned reasons, the inventor, in order to develop aluminium alloy cable, conducts in-depth research the conductor on existing aluminium alloy cable, to be designed, develops a kind of trapezoidal conductor that can meet above-mentioned requirements.
Summary of the invention
In order to overcome the problems referred to above, the inventor has carried out research with keen determination, design the trapezoidal conductor on a kind of aluminium alloy cable, this trapezoidal conductor has two kinds, the radial section of two kinds of trapezoidal conductors is long-pending different, every kind of trapezoidal conductor is all to be formed by many aluminium alloy conductor pressings, the cross section of described aluminium alloy conductor is and is similar to trapezoidal shape or fan shape, many aluminium alloy conductors are closely pressed together on together, form a cylindrical aluminium alloy conductor bundle, make trapezoidal conductor internal structure compact, electric conductivity is stronger, and electric energy loss is less.
Specifically, the object of the present invention is to provide following aspect:
(1) the trapezoidal conductor on a kind of aluminium alloy cable, it is characterized in that, the trapezoidal conductor 11 of the first on this aluminium alloy cable is the uniform strip of radial section, comprises successively from outside to inside insulating barrier 13, the first conductor layer 111, the second conductor layer 112 and the 3rd conductor layer 113 of lamination
Wherein, the radial section of described the first conductor layer 111 in the form of a ring, described the first conductor layer 111 be by a plurality of consistent size and radial section be similar to the first trapezoidal aluminium alloy conductor 114 pressings and form;
The radial section of described the second conductor layer 112 in the form of a ring, the internal diameter size of described the first conductor layer 111 is consistent with the outside dimension of the second conductor layer 112, described the second conductor layer 112 be by a plurality of consistent size and radial section be similar to the second trapezoidal aluminium alloy conductor 115 pressings and form;
The radial section of described the 3rd conductor layer 113 is rounded, the outside dimension of described the 3rd conductor layer 113 is consistent with the internal diameter size of described the second conductor layer 112, described the 3rd conductor layer 113 be by a plurality of consistent size and radial section be fan-shaped 3 Al alloy wire 116 pressings and form.
(2) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (1) Suo Shu, it is characterized in that, the first conductor layer 111 comprises that 11 the first aluminium alloy conductor 114, the second conductor layers 112 comprise 7 the second aluminium alloy conductors 115; The 3rd conductor layer 113 comprises 3 bars of 3 Al alloy wires 116.
(3) the trapezoidal conductor on aluminium alloy cable, is characterized in that, the trapezoidal conductor 12 of the second on this aluminium alloy cable is the uniform strip of radial section, comprises successively from outside to inside insulating barrier 13, conductor layer 1 and the conductor layer 2 122 of lamination,
Wherein, the radial section of conductor layer 1 in the form of a ring, described conductor layer 1 be by a plurality of consistent size and radial section be similar to one 123 pressings of trapezoidal aluminium alloy conductor and form;
The radial section of described conductor layer 2 122 is rounded, the outside dimension of described conductor layer 2 122 is consistent with the internal diameter size of described conductor layer 1, and described conductor layer 2 122 is by a plurality of consistent size and radial section, to be fan-shaped aluminium alloy conductor 2 124 pressings to form.
(4) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (3) Suo Shu, it is characterized in that, conductor layer 1 comprises 8 aluminium alloy conductors 1, and conductor layer 2 122 comprises 4 aluminium alloy conductors 2 124.
(5) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (1) or (3) Suo Shu, it is characterized in that, the radial section of the trapezoidal conductor 11 of the first amasss as 120mm
2, the radial section of the trapezoidal conductor 12 of the second amasss as 70mm
2.
(6) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (1) or (3) Suo Shu, it is characterized in that, aluminium alloy cable comprises 4 trapezoidal conductors 11 of the first and 1 trapezoidal conductor 12 of the second, or aluminium alloy cable comprises 4 trapezoidal conductors 11 of the first and 2 trapezoidal conductors 12 of the second.
(7) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (1) or (3) Suo Shu, it is characterized in that, aluminium alloy cable from inside to outside comprises trapezoidal conductor 1, wrapping lining-layer 2 and aluminium strip embossing armour 3 successively, wherein, trapezoidal conductor 1 comprises that radial section amasss the different trapezoidal conductor 11 of the first and the trapezoidal conductors 12 of the second.
(8) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (7) Suo Shu, it is characterized in that, described aluminium strip embossing armour 3 comprises the wrapped aluminium strip in described wrapping lining-layer 2 outsides, on described aluminium strip, is provided with embossing.
(9) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (8) Suo Shu, it is characterized in that, described embossing has two, and described two embossing all be arranged in parallel along the axis direction of described aluminium strip, in described two embossing, article one, be outwardly fin 31, other one is the groove 32 caving inward.
(10) according to the trapezoidal conductor on the aluminium alloy cable above-mentioned (8) Suo Shu, it is characterized in that, between adjacent two-layer aluminium strip, have predetermined overlay region, between wrapped aluminium strip, Duplication is 20%～25%; Wrapped inclination angle is 7～9 degree.
The beneficial effect that the present invention has comprises:
(1) the trapezoidal conductor on aluminium alloy cable provided by the invention is hierarchy, its inner aluminium alloy conductor is arranged more compact, and electric conductivity is better;
(2) radial section of the aluminium alloy conductor of the trapezoidal conductor inside on aluminium alloy cable provided by the invention is similar to trapezoidally, and a plurality of aluminium alloy conductors form an annular or circular bundle conductor, aluminium alloy conductor are arranged more compact, and electric conductivity is better;
(3) most of structure of the trapezoidal conductor on aluminium alloy cable provided by the invention is all manufactured by aluminium alloy, makes the weight of this aluminium alloy cable lower, and the manufacturing cost of cable is lower.
Accompanying drawing explanation
Fig. 1 illustrates the aluminium alloy cable radial section schematic diagram of a kind of preferred implementation according to the present invention;
Fig. 2 illustrates the trapezoidal conductor radial section of the first schematic diagram of a kind of aluminium alloy cable of preferred implementation according to the present invention;
Fig. 3 illustrates the trapezoidal conductor radial section of the second schematic diagram of a kind of aluminium alloy cable of preferred implementation according to the present invention;
Fig. 4 illustrates the axial cross section schematic diagram of aluminium strip embossing armour of the aluminium alloy cable of a kind of preferred implementation according to the present invention;
Fig. 5 illustrates the aluminium alloy cable overall structure schematic diagram of a kind of preferred implementation according to the present invention.
Drawing reference numeral explanation:
The trapezoidal conductor of 1-
The trapezoidal conductor of 11-the first
111-the first conductor layer
112-the second conductor layer
113-the 3rd conductor layer
114-the first aluminium alloy conductor
115-the second aluminium alloy conductor
116-3 Al alloy wire
The trapezoidal conductor of 12-the second
121-conductor layer one
122-conductor layer two
123-aluminium alloy conductor one
124-aluminium alloy conductor two
2-wrapping lining-layer
3-aluminium strip embossing armour
31-fin
32-groove
Embodiment
Below by drawings and Examples, the present invention is described in more detail.By these explanations, it is more explicit that the features and advantages of the invention will become.
Here special-purpose word " exemplary " means " as example, embodiment or illustrative ".Here as " exemplary " illustrated any embodiment, needn't be interpreted as being better than or being better than other embodiment.Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, needn't draw accompanying drawing in proportion.
The invention provides the trapezoidal conductor on a kind of aluminium alloy cable, as shown in Fig. 1,2,3,4,5, trapezoidal conductor is divided into long-pending different two kinds of radial section described in trapezoidal conductor, is specially radial section and amasss as 120mm
2the trapezoidal conductor of the first and radial section amass as 70mm
2the trapezoidal conductor of the second.
One preferred embodiment in, as Fig. 1, shown in 2, the trapezoidal conductor radial section of the first is circular, the trapezoidal conductor of the first comprises the first conductor layer 111 from outside to inside successively, the second conductor layer 112 and the 3rd conductor layer 113, described the first conductor layer perpendicular to any one cross section on trapezoidal conductor bearing of trend all in the form of a ring, be radial section in the form of a ring, described the first conductor layer is that the first aluminium alloy conductor 114 pressings by a plurality of consistent size form, described the first aluminium alloy conductor is the strip conductor that aluminium alloy is made, the radial section of the first aluminium alloy conductor described in every is all and is similar to trapezoidal shape, preferably, the first conductor layer comprises 11 the first aluminium alloy conductors.
One preferred embodiment in, as Fig. 1, shown in 2, the second conductor layer and the first conductor layer on the trapezoidal conductor of described the first are similar, the second conductor layer perpendicular to any one cross section on trapezoidal conductor bearing of trend all in the form of a ring, be radial section in the form of a ring, described the second conductor layer is that the second aluminium alloy conductor 115 pressings by a plurality of consistent size form equally, described the second aluminium alloy conductor is the strip conductor that aluminium alloy is made, the radial section of the second aluminium alloy conductor described in every is all and is similar to trapezoidal shape, the internal diameter size of the first conductor layer is consistent with the outside dimension of the second conductor layer, the first conductor layer and the second conductor layer are closely laminated together, preferably, the second conductor layer comprises 7 the second aluminium alloy conductors.
One preferred embodiment in, as shown in Fig. 1,2, the radial section of the 3rd conductor layer on the trapezoidal conductor of the first is rounded, the 3rd conductor layer is filled circles column conductor, the outside dimension of the 3rd conductor layer is consistent with the internal diameter size of the second conductor layer, the 3rd conductor layer comprises that three cross sections are fan-shaped 3 Al alloy wire 116, and three described fan-shaped right central angles are all 120 degree.
One preferred embodiment in, as Fig. 1, shown in 3, the trapezoidal conductor radial section of the second is rounded, the trapezoidal conductor of the second comprises conductor layer 1 and conductor layer 2 124 from outside to inside successively, described conductor layer one perpendicular to any one cross section on conductor bearing of trend all in the form of a ring, be radial section in the form of a ring, described conductor layer one is that aluminium alloy conductor one 123 pressings by a plurality of consistent size form, the strip conductor that described aluminium alloy conductor one is made for aluminium alloy, the radial section of the aluminium alloy conductor one described in every is all and is similar to trapezoidal shape, preferably, conductor layer one comprises 8 aluminium alloy conductors one.
One preferred embodiment in, as shown in Fig. 1,3, the radial section of the conductor layer two on the trapezoidal conductor of the second is rounded, be that conductor layer two is filled circles column conductor, the outside dimension of conductor layer two is consistent with the internal diameter size of conductor layer one, conductor layer two comprises that four cross sections are fan-shaped aluminium alloy conductor 2 124, and four described fan-shaped right central angles are all 90 degree.
One preferred embodiment in, as shown in Fig. 1,5, aluminium alloy cable comprises 4 trapezoidal conductors of the first and 1 trapezoidal conductor of the second, certainly, it is above-mentioned that what provide is only a kind of preferred implementation, in real work, and the above-mentioned two kinds of trapezoidal conductors of can arranging in pairs or groups arbitrarily according to actual needs, as, a kind of aluminium alloy cable comprises 4 trapezoidal conductors of the first and 2 trapezoidal conductors of the second.In addition, the distributing position for various trapezoidal conductors in the present invention is not particularly limited, and each trapezoidal conductor can be arranged according to mode arbitrarily.
The material of the various aluminium alloy conductors described in the present invention is all identical, all by aluminium alloy, made, but each aluminium alloy conductor size being distributed on different layers is different, and the aluminium alloy conductor being positioned on same layer is measure-alike.
One preferred embodiment in, each aluminium alloy conductor being positioned on same layer is not linearly extended, but be, is similar to that the form of helix arranges.
One preferred embodiment in, each trapezoidal conductor outside is enclosed with described insulating barrier, by insulating barrier, will between the aluminium alloy conductor on each trapezoidal conductor, separate, and forms an airtight conductive path.
One preferred embodiment in, as Fig. 1, shown in 5, described aluminium alloy cable comprises aluminium strip embossing armour 3 from outside to inside successively, wrapping lining-layer 2 and trapezoidal conductor, wherein, this aluminium alloy cable comprises many trapezoidal conductors, it is different that the radial section of described many trapezoidal conductors amasss, so be divided into the trapezoidal conductor of the first and the trapezoidal conductor of the second, in aluminium alloy core 1 outside every described, be all enclosed with insulating barrier 13, many outer wrap have the aluminium alloy core 1 of insulating barrier to be twisted into mutually cable bundle, in described cable bundle outer wrap, there is wrapping lining-layer 2.
One preferred embodiment in, as shown in Fig. 1,4,5, aluminium strip embossing armour is the metal coating shell that is arranged on aluminium alloy cable most external and plays a protective role, and this aluminium strip embossing armour is to form in wrapping lining-layer outside by the aluminium strip with embossing is wrapped; The described aluminium strip with embossing each wrapped all can some be overlapping, the second circle aluminium strip some be pressed on first lap aluminium strip, preferably between wrapped aluminium strip, Duplication is 20%～25%.
One preferred embodiment in, as shown in Figure 4, on described aluminium strip, with embossing, and described two embossing all be arranged in parallel along the axis direction of described aluminium strip, preferably, the cross section undulate of aluminium strip, on the cross section of aluminium strip, left end is outwardly, and right-hand member caves inward, and described embossing has two, the embossing in left side is outwardly fin 31, and the embossing on right side is the groove 32 caving inward.
Another preferred embodiment in, the embossing in left side is the pit caving inward, the embossing on right side is outwardly fin.
One preferred embodiment in, as shown in Figure 4, aluminium strip is 7～9 degree with respect to the angle of inclination of aluminium alloy cable axis, wrapped inclination angle is 7～9 degree, is preferably 8 degree.
One preferred embodiment in, the thickness of aluminium strip is 7mm, aluminium strip width after embossing is 13mm, on aluminium strip, fin position and groove location are all circular-arc, the radius of described fin position circular arc inwall is 1.4～1.8mm, as a kind of most preferred execution mode, the radius of above-mentioned fin position circular arc inwall is 1.56mm; The radius of described groove location circular arc inwall is 2.2～2.6mm, and as a kind of most preferred execution mode, the radius of above-mentioned groove location circular arc inwall is 2.4mm.
In the present invention, for described insulating barrier and wrapping lining-layer, be not particularly limited, select raw material conventional in this area and method to make.
In description of the invention, it should be noted that, term " the first ", " the second ", " first ", " second ", " the 3rd ", " one ", " two " etc. are only the present invention for convenience of description the effect that reaches simplified characterization, avoid confusion, and can not be interpreted as indication or hint relative importance.
In addition, also accompanying drawing 2,3,4 is specified, the entire infrastructure feature integral body shown in Fig. 2 is drawing reference numeral 11, i.e. the trapezoidal conductor of the first; Entire infrastructure feature integral body shown in Fig. 3 is drawing reference numeral 12, i.e. the trapezoidal conductor of the second; Entire infrastructure feature integral body shown in Fig. 4 is drawing reference numeral 3, i.e. aluminium strip embossing armour.
The beneficial effect that the present invention has comprises:
(1) the trapezoidal conductor on aluminium alloy cable provided by the invention is hierarchy, its inner aluminium alloy conductor is arranged more compact, and electric conductivity is better;
(2) radial section of the aluminium alloy conductor of the trapezoidal conductor inside on aluminium alloy cable provided by the invention is similar to trapezoidally, and a plurality of aluminium alloy conductors form an annular or circular bundle conductor, aluminium alloy conductor are arranged more compact, and electric conductivity is better;
(3) most of structure of the trapezoidal conductor on aluminium alloy cable provided by the invention is all manufactured by aluminium alloy, makes the weight of this aluminium alloy cable lower, and the manufacturing cost of cable is lower.
More than combine preferred embodiment and describe the present invention, but these execution modes are only exemplary, only play illustrative effect.On this basis, can carry out multiple replacement and improvement to the present invention, these all fall within the scope of protection of the present invention.
Claims (10)
1. the trapezoidal conductor on an aluminium alloy cable, it is characterized in that, the trapezoidal conductor of the first (11) on this aluminium alloy cable is the uniform strip of radial section, the insulating barrier (13), the first conductor layer (111), the second conductor layer (112) and the 3rd conductor layer (113) that comprise successively from outside to inside lamination
Wherein, the radial section of described the first conductor layer (111) in the form of a ring, described the first conductor layer (111) be by a plurality of consistent size and radial section be similar to trapezoidal the first aluminium alloy conductor (114) pressing and form;
The radial section of described the second conductor layer (112) in the form of a ring, the internal diameter size of described the first conductor layer (111) is consistent with the outside dimension of the second conductor layer (112), described the second conductor layer (112) be by a plurality of consistent size and radial section be similar to trapezoidal the second aluminium alloy conductor (115) pressing and form;
The radial section of described the 3rd conductor layer (113) is rounded, the outside dimension of described the 3rd conductor layer (113) is consistent with the internal diameter size of described the second conductor layer (112), described the 3rd conductor layer (113) be by a plurality of consistent size and radial section be fan-shaped 3 Al alloy wire (116) pressing and form.
2. the trapezoidal conductor on aluminium alloy cable according to claim 1, it is characterized in that, the first conductor layer (111) comprises 11 the first aluminium alloy conductors (114), and the second conductor layer (112) comprises 7 the second aluminium alloy conductors (115); The 3rd conductor layer (113) comprises 3 bars of 3 Al alloy wires (116).
3. the trapezoidal conductor on an aluminium alloy cable, it is characterized in that, the trapezoidal conductor of the second (12) on this aluminium alloy cable is the uniform strip of radial section, the insulating barrier (13), conductor layer one (121) and the conductor layer two (122) that comprise successively from outside to inside lamination
Wherein, the radial section of conductor layer one (121) in the form of a ring, described conductor layer one (121) be by a plurality of consistent size and radial section be similar to one (123) pressing of trapezoidal aluminium alloy conductor and form;
The radial section of described conductor layer two (122) is rounded, the outside dimension of described conductor layer two (122) is consistent with the internal diameter size of described conductor layer one (121), and described conductor layer two (122) is by a plurality of consistent size and radial section, to be fan-shaped aluminium alloy conductor two (124) pressings to form.
4. the trapezoidal conductor on aluminium alloy cable according to claim 3, is characterized in that, conductor layer one (121) comprises 8 aluminium alloy conductors one (123), and conductor layer two (122) comprises 4 aluminium alloy conductors two (124).
5. according to the trapezoidal conductor on the aluminium alloy cable described in claim 1 or 3, it is characterized in that, the radial section of the trapezoidal conductor of the first (11) amasss as 120mm
2, the radial section of the trapezoidal conductor of the second (12) amasss as 70mm
2.
6. according to the trapezoidal conductor on the aluminium alloy cable described in claim 1 or 3, it is characterized in that, aluminium alloy cable comprises 4 trapezoidal conductors of the first (11) and 1 trapezoidal conductor of the second (12), or aluminium alloy cable comprises 4 trapezoidal conductors of the first (11) and 2 trapezoidal conductors of the second (12).
7. according to the trapezoidal conductor on the aluminium alloy cable described in claim 1 or 3, it is characterized in that, aluminium alloy cable from inside to outside comprises trapezoidal conductor (1), wrapping lining-layer (2) and aluminium strip embossing armour (3) successively, wherein, trapezoidal conductor (1) comprises that radial section amasss the different trapezoidal conductor of the first (11) and the trapezoidal conductors of the second (12).
8. the trapezoidal conductor on aluminium alloy cable according to claim 7, is characterized in that, described aluminium strip embossing armour (3) comprises wrapped at the outside aluminium strip of described wrapping lining-layer (2), on described aluminium strip, is provided with embossing.
9. the trapezoidal conductor on aluminium alloy cable according to claim 8, it is characterized in that, described embossing has two, and described two embossing all be arranged in parallel along the axis direction of described aluminium strip, in described two embossing, article one, be outwardly fin (31), other one is the groove (32) caving inward.
10. the trapezoidal conductor on aluminium alloy cable according to claim 8, is characterized in that, between adjacent two-layer aluminium strip, has predetermined overlay region, and between wrapped aluminium strip, Duplication is 20%～25%; Wrapped inclination angle is 7～9 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410454914.5A CN104200870A (en) | 2014-09-05 | 2014-09-05 | Trapezoidal conductor of aluminum alloy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410454914.5A CN104200870A (en) | 2014-09-05 | 2014-09-05 | Trapezoidal conductor of aluminum alloy cable |
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| Publication Number | Publication Date |
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| CN104200870A true CN104200870A (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410454914.5A Pending CN104200870A (en) | 2014-09-05 | 2014-09-05 | Trapezoidal conductor of aluminum alloy cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913913A (en) * | 2016-03-23 | 2016-08-31 | 远东电缆有限公司 | Intelligent constructional mineral type insulation copper sheath flexible fireproof cable and manufacturing method |
| CN106158062A (en) * | 2016-08-10 | 2016-11-23 | 常丰线缆有限公司 | A kind of aluminum alloy materials, magnetomotive aluminium alloy cable and application thereof |
-
2014
- 2014-09-05 CN CN201410454914.5A patent/CN104200870A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913913A (en) * | 2016-03-23 | 2016-08-31 | 远东电缆有限公司 | Intelligent constructional mineral type insulation copper sheath flexible fireproof cable and manufacturing method |
| CN106158062A (en) * | 2016-08-10 | 2016-11-23 | 常丰线缆有限公司 | A kind of aluminum alloy materials, magnetomotive aluminium alloy cable and application thereof |
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Application publication date: 20141210 |
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| WD01 | Invention patent application deemed withdrawn after publication |