WO2023005692A1 - 线束的生产方法及线束 - Google Patents
线束的生产方法及线束 Download PDFInfo
- Publication number
- WO2023005692A1 WO2023005692A1 PCT/CN2022/105977 CN2022105977W WO2023005692A1 WO 2023005692 A1 WO2023005692 A1 WO 2023005692A1 CN 2022105977 W CN2022105977 W CN 2022105977W WO 2023005692 A1 WO2023005692 A1 WO 2023005692A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wire harness
- conductive
- production method
- printing
- layer
- Prior art date
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Images
Classifications
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- H—ELECTRICITY
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses
- H01B13/01209—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0045—Cable-harnesses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0393—Flexible materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
- H05K1/092—Dispersed materials, e.g. conductive pastes or inks
- H05K1/097—Inks comprising nanoparticles and specially adapted for being sintered at low temperature
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/118—Printed elements for providing electric connections to or between printed circuits specially for flexible printed circuits, e.g. using folded portions
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/005—Punching of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1275—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by other printing techniques, e.g. letterpress printing, intaglio printing, lithographic printing, offset printing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4644—Manufacturing multilayer circuits by building the multilayer layer by layer, i.e. build-up multilayer circuits
- H05K3/4664—Adding a circuit layer by thick film methods, e.g. printing techniques or by other techniques for making conductive patterns by using pastes, inks or powders
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
- H05K1/0218—Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0242—Shape of an individual particle
- H05K2201/026—Nanotubes or nanowires
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/032—Materials
- H05K2201/0323—Carbon
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/07—Electric details
- H05K2201/0707—Shielding
- H05K2201/0715—Shielding provided by an outer layer of PCB
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09009—Substrate related
- H05K2201/09118—Moulded substrate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09563—Metal filled via
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
- H05K2203/0756—Uses of liquids, e.g. rinsing, coating, dissolving
- H05K2203/0759—Forming a polymer layer by liquid coating, e.g. a non-metallic protective coating or an organic bonding layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/13—Moulding and encapsulation; Deposition techniques; Protective layers
- H05K2203/1333—Deposition techniques, e.g. coating
- H05K2203/1366—Spraying coating
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/24—Reinforcing the conductive pattern
- H05K3/245—Reinforcing conductive patterns made by printing techniques or by other techniques for applying conductive pastes, inks or powders; Reinforcing other conductive patterns by such techniques
- H05K3/247—Finish coating of conductors by using conductive pastes, inks or powders
- H05K3/249—Finish coating of conductors by using conductive pastes, inks or powders comprising carbon particles as main constituent
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/285—Permanent coating compositions
Definitions
- the invention relates to the technical field of electronic components, in particular to a production method of a wire harness and the wire harness.
- the electrical connection of vehicles, household appliances, etc. needs to be realized by wiring harness.
- the existing wiring harness is mainly composed of electric wires, terminals, sheaths, positioning parts and brackets, etc., with many parts, complicated structure, complicated processing technology and low degree of automation.
- PCB Printed Circuit Board, printed circuit board
- PCB can quickly realize dense electrical circuit forming, but PCB is suitable for integrated circuits, and it is difficult to apply to the electrical connection of electrical equipment, especially for the electrical connection of large equipment.
- the cost of PCB production equipment is relatively high, and the production process is relatively complicated.
- the production process of PCB includes etching, which will cause great pollution to the environment during the etching process.
- the invention provides a production method of a wire harness, the production method of the wire harness includes: step S10, preparing a printing plate; step S20, preparing a substrate; step S30, printing conductive ink on the substrate through the printing plate; step S40, the conductive ink is condensed to form a conductive loop; step S50, an insulating protective layer is formed around and on the surface of the conductive loop.
- the present invention provides a wire harness, which is produced by the above wire harness production method.
- the wire harness includes: a substrate, at least one conductive circuit and at least one insulating protective layer, and each of the conductive circuits is located between the substrate and the outermost layer. Between the insulating protective layers, the conductive loops are distributed alternately with the insulating protective layers.
- the production method of the wire harness adopts the method of conductive ink printing to form a conductive loop on the substrate.
- the conductive loop can be connected with external electrical devices to realize the electrical connection function of the wire harness; and the insulating protection layer is used for insulation protection, so as to realize the fast wiring harness loop. forming.
- the production method of the wire harness has the following advantages:
- the molding efficiency of the conductive circuit is high, and it can be molded at one time, which can realize automation, mass production and rapid production, and the degree of production automation is relatively high;
- Multi-layer printing can be used, and more conductive circuits can be prepared under the condition of a small substrate area to meet the requirements of more electrical circuits;
- the method of punching and pouring conductive materials can be used to electrically connect the conductive circuits of different layers, and realize the design scheme of more complex electrical circuits, which can be applied to more complex wiring harnesses;
- the material selection of the insulating protective layer is relatively diverse, and a variety of process methods can be used to achieve insulation protection and ensure the insulation protection effect;
- the substrate can be a component part of an electrical device, which can realize the integrated production of parts and wiring harnesses, and realize the rapid installation and disassembly of wiring harnesses;
- a profiling printing plate can be used, which can be printed on a non-flat substrate, which increases the application environment of the wire harness;
- a flexible substrate can be used, so that the wiring harness can be applied to a variety of installation situations; the produced wiring harness can be applied to electrical appliances with complex installation environments, and can also be used in environments with high vibration requirements to reduce the interference of vibration factors;
- Conductive ink is prepared by metal powder or other conductive powder, which has good conductivity, simple and convenient preparation, and less pollution;
- the shielding layer is set outside the wiring harness, which can be placed in a position where the electromagnetic interference is relatively strong, so that the signal in the wiring harness can shield the electromagnetic interference and ensure the stability of the signal;
- a heat sink is arranged on the insulating protective layer, which can quickly dissipate the heat generated by the wire harness current into the air, which is beneficial to reduce the temperature of the wire harness and reduce the risk of the conductive circuit fusing;
- Fig. 1 is the schematic diagram of the production method of wire harness provided by the present invention
- Fig. 2-Fig. 3 are partial schematic diagrams of the wire harness produced by the production method of the wire harness provided by the present invention.
- Fig. 4 is a top view of an embodiment of the wire harness produced by the wire harness production method provided by the present invention.
- Fig. 5 is a side sectional view of an embodiment of a wire harness produced by the wire harness production method provided by the present invention.
- the wire harness produced by the wire harness production method includes a plurality of conductive layers 30, and the insulating protective layer 40 between two adjacent conductive layers 30 is punched, and the conductive material is poured to form a communication loop 22 , the connection loop 22 connects the conductive loops 21 of two adjacent conductive layers 30 .
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Dispersion Chemistry (AREA)
- Insulated Conductors (AREA)
- Structure Of Printed Boards (AREA)
Abstract
Description
Claims (25)
- 一种线束的生产方法,其中,所述线束的生产方法包括:步骤S10,制备印刷版;步骤S20,制备基板;步骤S30,通过所述印刷版将导电油墨印刷至所述基板上;步骤S40,所述导电油墨凝结,形成导电回路;步骤S50,在所述导电回路的周围及表面形成绝缘保护层。
- 如权利要求1所述的线束的生产方法,其中,所述线束的生产方法包括在所述步骤S50之后实施的步骤S60,所述步骤S60:通过所述印刷版将导电油墨印刷至所述绝缘保护层上;并且,所述步骤S60、所述步骤S40和所述步骤S50依次地交替实施一次或者多次。
- 如权利要求2所述的线束的生产方法,其中,所述线束的生产方法包括:步骤S70,对所述绝缘保护层和/或所述导电回路打孔,并灌注导电材料,形成对至少两层所述导电回路进行电连接的连通回路。
- 如权利要求2所述的线束的生产方法,其中,所述线束的生产方法包括:步骤S25,在所述基板上印刷下屏蔽层;步骤S80,在所述绝缘保护层外围,印刷上屏蔽层,所述上屏蔽层与所述下屏蔽层电性连接并将所述导电回路封闭;所述步骤S25在所述步骤S30之前实施,所述步骤S80在所述S50之前实施。
- 如权利要求1所述的线束的生产方法,其中,所述步骤S30采用多次印刷。
- 如权利要求1所述的线束的生产方法,其中,所述步骤S30采用丝网印刷、凸版印刷、柔性版印刷、凹版印刷或平板印刷的方式。
- 如权利要求6所述的线束的生产方法,其中,所述线束为空间线束,所述步骤S30采用凸版印刷、柔性版印刷或凹版印刷的方式。
- 如权利要求1所述的线束的生产方法,其中,所述线束的生产方法还包括在步骤S50之后实施的步骤S90,所述步骤S90:在所述导电回路的终端压接或焊接连接端子。
- 如权利要求8所述的线束的生产方法,其中,所述线束的生产方法还包括在步骤S90之后实施的步骤S100,所述步骤S100:在所述导电回路的终端设置护套,所述连接端子容纳在所述护套内。
- 如权利要求1或2所述的线束的生产方法,其中,所述线束的生产方法还包括 在步骤S50之后实施的步骤S110,所述步骤S110:在所述绝缘保护层上设置散热片。
- 如权利要求1所述的线束的生产方法,其中,所述步骤S40采用自然烘干、冷热风干燥、红外线照射干燥、紫外线固化方式的一种或几种,使所述导电油墨烘干凝结。
- 如权利要求1所述的线束的生产方法,其中,所述步骤S30和所述步骤S40所形成的一层导电层包括多根所述导电回路;同一层的所述导电层中,多根所述导电回路之间相断开或者相电连接。
- 如权利要求1所述的线束的生产方法,其中,所述步骤S10使用机加工或3D打印的方式来加工制备所述印刷版。
- 如权利要求1所述的线束的生产方法,其中,所述线束的生产方法还包括在步骤S10之后实施的步骤S15,所述基板的表面设置绝缘层。
- 如权利要求1所述的线束的生产方法,其中,所述步骤S50采用涂覆、印刷、喷涂、浸镀、注塑工艺的一种或几种形成所述绝缘保护层。
- 一种线束,其中,采用权利要求1-15中任一项所述的线束的生产方法生产,所述线束包括:基板、至少一层导电回路和至少一层绝缘保护层,各个所述导电回路均位于所述基板与最外层的所述绝缘保护层之间,所述导电回路与所述绝缘保护层交替分布。
- 如权利要求16所述的线束,其中,所述导电回路的截面宽度为0.1mm-68mm。
- 如权利要求16所述的线束,其中,所述导电回路的截面宽度为0.5mm-58mm。
- 如权利要求16所述的线束,其中,所述导电回路材质为导电油墨。
- 如权利要求19所述的线束,其中,所述导电油墨包括导电性填料、黏合剂、溶剂和添加剂,所述导电性填料包括金属粉末、导电陶瓷、含碳导体、固体电解质、混合导体、导电高分子材料中的一种或多种的组合。
- 如权利要求20所述的线束,其中,所述含碳导体为石墨粉、碳纳米管材料、石墨烯材料的一种或几种的组合。
- 如权利要求20所述的线束,其中,所述金属粉末采用镍或其合金、镉或其合金、锆或其合金、铬或其合金、钴或其合金、锰或其合金、铝或其合金、锡或其合金、钛或其合金、锌或其合金、铜或其合金、银或其合金和金或其合金中的一种或多种。
- 如权利要求16所述的线束,其中,形成所述绝缘保护层的材质为聚氯乙烯、聚氨酯、尼龙、聚丙烯、硅橡胶、交联聚烯烃、合成橡胶、聚氨酯弹性体、交联聚乙烯、聚乙烯中的一种或多种的组合。
- 如权利要求16所述的线束,其中,所述绝缘保护层的击穿强度为 0.3KV/mm-35KV/mm。
- 如权利要求16所述的线束,其中,所述绝缘保护层的厚度为0.03mm-5mm。
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US18/292,899 US20240339248A1 (en) | 2021-07-30 | 2022-07-15 | Wiring harness production method and wiring harness |
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CN113593776B (zh) * | 2021-07-30 | 2023-03-10 | 长春捷翼汽车零部件有限公司 | 线束的生产方法及线束 |
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CN1535106A (zh) * | 2003-04-02 | 2004-10-06 | ���ǵ�����ʽ���� | 多层印刷电路板的制造方法 |
US20060254051A1 (en) * | 2003-07-05 | 2006-11-16 | Daimlerchrysler Ag | Method for the space-saving installation of electrical wiring |
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CN113593776A (zh) * | 2021-07-30 | 2021-11-02 | 长春捷翼汽车零部件有限公司 | 线束的生产方法及线束 |
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