WO2020153557A1 - Procédé de fabrication de barre omnibus pour connecter des batteries pour véhicule électrique - Google Patents

Procédé de fabrication de barre omnibus pour connecter des batteries pour véhicule électrique Download PDF

Info

Publication number
WO2020153557A1
WO2020153557A1 PCT/KR2019/010597 KR2019010597W WO2020153557A1 WO 2020153557 A1 WO2020153557 A1 WO 2020153557A1 KR 2019010597 W KR2019010597 W KR 2019010597W WO 2020153557 A1 WO2020153557 A1 WO 2020153557A1
Authority
WO
WIPO (PCT)
Prior art keywords
bus bar
busbar
cap
manufacturing
electric vehicle
Prior art date
Application number
PCT/KR2019/010597
Other languages
English (en)
Korean (ko)
Inventor
안병두
박순진
권영진
조영광
Original Assignee
에스 티 (주)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 에스 티 (주) filed Critical 에스 티 (주)
Publication of WO2020153557A1 publication Critical patent/WO2020153557A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
    • C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
    • C23C28/322—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/571—Methods or arrangements for affording protection against corrosion; Selection of materials therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/28—End pieces consisting of a ferrule or sleeve
    • H01R11/281—End pieces consisting of a ferrule or sleeve for connections to batteries
    • H01R11/288—Interconnections between batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/91—Electric vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a method for manufacturing a battery-connected busbar for an electric vehicle, and more particularly, to a method for manufacturing a battery-connected busbar for an electric vehicle that can easily manufacture a busbar for electrically connecting a plurality of batteries used in an electric vehicle without defect. will be.
  • a cable capable of stably supplying power within a given narrow space is required, and such a request can be said to be applied to a building or an instrumentation box or a power supply box in a building.
  • a bus bar is provided, and the bus bar is a form in which a plurality of plate-shaped conductors are stacked and coated in a longitudinal direction, and bending is possible in a required form due to its flexibility, thereby consequently in a narrow space. Not only is it easy to install, but by providing a high current carrying capacity, it has been frequently used in many electric device modules or boxes in recent years.
  • a coating layer is formed on the surface of the bus bar for insulation or the like.
  • Existing bus bars are formed by coating synthetic resin onto the surface of a metal bus bar to form a coating layer, or by inserting a plurality of plate-shaped conductors into a tube to form a coating layer.
  • the present invention is to solve the above-mentioned problems, even if the bus bar of a complex shape, the coating layer of a uniform thickness on the surface of the bus bar to form a close contact of the battery connection bus bar for electric vehicles that can improve productivity and workability
  • the purpose is to provide a manufacturing method.
  • a method of manufacturing a battery-connected busbar for an electric vehicle of the present invention is a method of manufacturing a busbar that electrically connects a battery of an electric vehicle, a cutting step of punching and cutting a metal plate into a busbar shape with a press Wow; A burr removing step of removing burrs formed at corner portions of the bus bar in the cutting step; A masking step of covering and masking a cap on terminal portions formed at both ends of the bus bar; A coating step of forming an insulating coating layer on the outer circumferential surface of the bus bar with both ends masked; A masking removal step of removing the caps on both ends of the bus bar; It characterized in that it comprises a; coating removal step of removing a portion of the coating layer adjacent to the cap after removing the cap.
  • the burr is disposed in the rounding groove of the die and then pressed to remove the burr.
  • a cap of a heat-resistant material is put on both ends of the bus bar, and in the coating step, the coating is formed by heating the bus bar and attaching a powder-form paint to the surface of the bus bar.
  • the coating step includes a preheating step of heating the bus bar; A dipping step of putting the heated bus bar into a powder-form paint; After removing the bus bar from the paint in powder form, heating the bus bar to melt the powder adhering to the outside of the bus bar to harden it to form the coating layer.
  • a cap having a size smaller than the line indicating the end portion of the terminal portion to be finally formed is covered at both ends of the bus bar, and a portion of the terminal portion including the line marking the end portion of the terminal portion is exposed to the outside,
  • the coating removal step after removing the cap, the coating layer covering a part of the terminal portion is removed with a laser to a line marking the end of the terminal portion.
  • the metal plate is made of copper, and between the deburring step and the masking step, a plating step of nickel plating on the surface of the busbar to prevent oxidation of the busbar made of copper; further comprises a.
  • the present invention by coating the powder on the surface of the bus bar by fusion, it is possible to form a coating layer of uniform thickness on the surface of the bus bar, and even if the shape of the bus bar is made of a complex shape, the coating layer on the surface of the bus bar It can be formed in close contact with a uniform thickness, and it is easy to work, thereby improving productivity and workability.
  • the terminal portion of the correct size on both ends of the bus bar to be exposed to the outside, the rest of the coating layer can be formed to a uniform thickness.
  • FIG. 1 is a flow chart of a method of manufacturing a battery connection bus bar for an electric vehicle according to an embodiment of the present invention
  • FIG. 2 is a process diagram of the cutting step and the burr removing step according to an embodiment of the present invention
  • FIG. 3 is a process diagram of the masking step and the coating step according to an embodiment of the present invention
  • FIG. 4 is a process diagram of the masking removal step and the coating removal step according to an embodiment of the present invention
  • FIG. 5 is a perspective view of a battery connection bus bar for an electric vehicle manufactured by a manufacturing method according to an embodiment of the present invention.
  • the present invention relates to a method for manufacturing a bus bar that electrically connects a battery of an electric vehicle, as shown in FIG. 1, a cutting step (S10), a burr removing step (S20), a plating step (S30), It comprises a masking step (S40), a coating step (S50), a masking removal step (S60), and a coating removal step (S70).
  • the cutting step (S10) is a step of punching and cutting a metal plate into a bus bar 10 shape using a press, as shown in FIGS. 2(a) and 2(b).
  • the shape of the bus bar 10 shown in the drawings of this embodiment is an example, and the shape of the bus bar 10 may be variously changed.
  • the burr 11 formed at the corner portion of the bus bar 10 is removed.
  • the coating layer 20 is applied locally to the corner portion where the burr 11 is formed. ) Becomes thin, and a problem that the coating layer 20 is destroyed when high voltage is applied may occur.
  • the burr 11 in the corner of the bus bar 10 is removed in the burr removing step S20.
  • a method of removing the burr 11 is forging or buffing.
  • FIG. 2(d) a die having a round groove is prepared, and after arranging the corner portion of the bus bar 10 in the rounding groove of the die and pressing it, FIG. 2(e) As shown in the was to remove the burr 11 in the corner portion of the bus bar 10.
  • the plating step (S30) is a step of nickel plating on the surface of the bus bar 10, and is performed to prevent oxidation of the bus bar 10 when the metal plate is made of copper.
  • the plating step (S30) may be omitted.
  • the thickness of the nickel plating layer is about 3 to 8 ⁇ m.
  • the masking step (S40) is a step of masking the cap 30 by covering the terminal portion 12 formed on both ends of the bus bar 10, as shown in Figure 3 (b).
  • the cap 30 is made of a soft elastic heat-resistant material, so that it is covered on both ends of the bus bar 10.
  • a cap 30 having a size smaller than the terminal part 12 to be finally formed is covered.
  • a cap 30 smaller than the line 13 marking the end portion of the terminal portion 12 to be finally formed is covered.
  • the cap 30 when the cap 30 is covered at both ends of the bus bar 10 in the masking step S40, a portion of the terminal portion 12 is covered by the cap 30, but the terminal portion 12 is A part including the line 13 marking the end part is exposed to the outside.
  • the coating step (S50) is a step of forming an insulating coating layer 20 on the outer circumferential surface of the bus bar 10 with both ends masked.
  • a coating in powder form is attached to the surface of the bus bar 10 to form the coating layer 20.
  • the coating step (S50) comprises a preheating step (S51), a dipping step (S52) and a post-heating step (S53).
  • the preheating step (S51) is a step of heating the bus bar 10, which is masked with a cap 30 at both ends by a ring or the like, as shown in FIG. 3(c) to a temperature of about 250°C.
  • the dipping step (S52) is a step of putting the bus bar 10 heated in the preheating step (S51) into a powder-form paint, as shown in FIG. 3(d).
  • the heated bus bar 10 When the heated bus bar 10 is put in a powder-form coating, the powder in contact with the bus bar 10 is partially melted and attached to the surface of the bus bar 10.
  • the post-heating step (S53) is a step of heating the bus bar 10 after removing the bus bar 10 from the powder-form paint as shown in FIG. 3(e).
  • the powder attached to the outside of the bus bar 10 is cured while being melted by the post-heating step (S53), so that an insulating material coating layer 20 is applied to the surface of the bus bar 10 and the surface of the cap 12. To form.
  • the present invention may form a coating layer 20 of a uniform thickness on the surface of the bus bar 10, the shape of the bus bar 10 is made of a complex shape Even if the coating layer 20 is formed to be adhered to the surface of the bus bar 10 in a uniform thickness, it is easy to work and can improve productivity and workability.
  • the masking removing step (S60) is a step of removing the caps 30 covered on both ends of the bus bar 10.
  • both ends of the bus bar 10 are exposed to the outside without being coated with the coating layer 20, as shown in FIG. 4(a).
  • the coating layer 20 covers the line 13 marking the end of the terminal portion 12.
  • the coating removal step (S70) is a step of removing a portion of the coating layer 20 adjacent to the cap 30 after the cap 30 is removed.
  • the coating layer 20 overlying the terminal portion 12 to be finally formed after removal of the cap 30 is set in a predetermined dimension.
  • the laser is removed.
  • the coating layer 20 is removed up to the line 13 marking the end of the terminal portion 12.
  • the coating layer 20 is not uniform due to a difference in thickness and material at the contact portion between the bus bar 10 and the cap 30 that is not covered by the cap 30, and the bus is removed when the cap 30 is removed. Defects may be generated in the coating layer 20 at both ends of the bar 10.
  • the cap 30 is smaller than the size of the terminal portion 12 to be finally formed.
  • the coating layer 20 formed by the powder flowing into the inside of the cap 30, the bus bar 10 is not covered by the cap 30 and the cap 30 are in contact
  • the terminal portion 12 to be finally formed can be exposed to the outside with accurate dimensions without the coating layer 20.
  • the terminal portion 12 of the correct size is exposed to the outside on both ends of the bus bar 10, and the coating layer 20 can be formed in a uniform thickness in the remaining portions.
  • the method of manufacturing a battery connection busbar for an electric vehicle according to the present inventors is not limited to the above-described embodiments, and can be implemented by variously changing within a range within which the technical spirit of the present invention is permitted.
  • the present invention can be applied to a method technology for manufacturing a connecting busbar for an electric vehicle battery, and thus has industrial applicability.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

La présente invention concerne un procédé de fabrication d'une barre omnibus pour connecter des batteries pour un véhicule électrique et, plus particulièrement, un procédé de fabrication d'une barre omnibus pour connecter des batteries pour un véhicule électrique qui permet la fabrication aisée d'une barre omnibus pour connecter électriquement une pluralité de batteries utilisées dans un véhicule électrique sans défauts. Le procédé de fabrication d'une barre omnibus pour connecter des batteries pour un véhicule électrique selon la présente invention est un procédé de fabrication d'une barre omnibus connectant électriquement des batteries d'un véhicule électrique, et comprend : une étape de découpe consistant à poinçonner une plaque métallique en une forme de barre omnibus au moyen d'une presse pour découper la plaque métallique ; une étape d'ébavurage consistant à éliminer les bavures formées au niveau des parties angulaires de la barre omnibus dans l'étape de découpe ; une étape de masquage consistant à recouvrir une partie terminale formée sur les deux extrémités de la barre omnibus avec un capuchon pour masquer la partie terminale ; une étape de revêtement consistant à former une couche de revêtement isolante sur la surface périphérique externe de la barre omnibus ayant les deux extrémités masquées ; une étape d'élimination du masquage consistant à retirer le capuchon recouvrant les deux extrémités de la barre omnibus ; et une étape d'élimination du revêtement consistant à retirer davantage une partie de la couche de revêtement d'une partie adjacente au capuchon après retrait du capuchon.
PCT/KR2019/010597 2019-01-22 2019-08-20 Procédé de fabrication de barre omnibus pour connecter des batteries pour véhicule électrique WO2020153557A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190007960A KR102041494B1 (ko) 2019-01-22 2019-01-22 전기차용 배터리 연결 버스바의 제조방법
KR10-2019-0007960 2019-01-22

Publications (1)

Publication Number Publication Date
WO2020153557A1 true WO2020153557A1 (fr) 2020-07-30

Family

ID=68579038

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2019/010597 WO2020153557A1 (fr) 2019-01-22 2019-08-20 Procédé de fabrication de barre omnibus pour connecter des batteries pour véhicule électrique

Country Status (2)

Country Link
KR (1) KR102041494B1 (fr)
WO (1) WO2020153557A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210096746A (ko) 2020-01-29 2021-08-06 한미케이블 주식회사 원형 도체형 버스바 제조 방법
KR20210103297A (ko) * 2020-02-13 2021-08-23 주식회사 엘지에너지솔루션 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차
KR102494398B1 (ko) 2022-05-13 2023-01-31 (주)알엠에이 전기차용 배터리 연결 장치
KR102602736B1 (ko) 2023-08-30 2023-11-15 (주)디에스시 전기자동차용 열폭주 확산 방지 성능이 우수한 고전압 버스바

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006187122A (ja) * 2004-12-27 2006-07-13 Auto Network Gijutsu Kenkyusho:Kk 回路構成体
KR101623717B1 (ko) * 2015-08-21 2016-05-24 대산전자(주) 전기 연결 수단의 제조 방법
JP2016172245A (ja) * 2015-03-18 2016-09-29 株式会社仲田コーティング ブスバー塗布装置、およびブスバー塗布方法
JP2016216766A (ja) * 2015-05-18 2016-12-22 サンコール株式会社 積層バスバーユニットの製造方法
KR20170068371A (ko) * 2015-12-09 2017-06-19 대산전자(주) 전기자동차용 버스바 및 이를 제조하는 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6306215B1 (en) * 1998-03-10 2001-10-23 Valence Technology, Inc. Apparatus for coating current collectors
JP2015041532A (ja) * 2013-08-22 2015-03-02 株式会社豊田自動織機 蓄電装置および蓄電装置の製造方法
KR20180037363A (ko) 2016-10-04 2018-04-12 주식회사 경신전선 버스바 제조방법 및 그 제조방법을 이용한 버스바
JP6618504B2 (ja) * 2017-04-28 2019-12-11 矢崎総業株式会社 バスバー及びバスバーの製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006187122A (ja) * 2004-12-27 2006-07-13 Auto Network Gijutsu Kenkyusho:Kk 回路構成体
JP2016172245A (ja) * 2015-03-18 2016-09-29 株式会社仲田コーティング ブスバー塗布装置、およびブスバー塗布方法
JP2016216766A (ja) * 2015-05-18 2016-12-22 サンコール株式会社 積層バスバーユニットの製造方法
KR101623717B1 (ko) * 2015-08-21 2016-05-24 대산전자(주) 전기 연결 수단의 제조 방법
KR20170068371A (ko) * 2015-12-09 2017-06-19 대산전자(주) 전기자동차용 버스바 및 이를 제조하는 방법

Also Published As

Publication number Publication date
KR102041494B1 (ko) 2019-11-07

Similar Documents

Publication Publication Date Title
WO2020153557A1 (fr) Procédé de fabrication de barre omnibus pour connecter des batteries pour véhicule électrique
WO2018008792A1 (fr) Bobine de plaque pour composant de bobine, et procédé de fabrication d'un composant de bobine
WO2020122404A1 (fr) Ensemble fpcb pour module de batterie, son procédé de fabrication, et module de batterie le comprenant
WO2014038859A1 (fr) Procédé pour fabriquer une gaine de blindage par utilisation d'un métal en feuille fourni par un rouleau et gaine de blindage fabriquée par celui-ci
DE102009036086B4 (de) Überwachungselektronik für Batterien
WO2017030356A1 (fr) Dispositif de raccord de métaux hétérogènes et son procédé de fabrication
WO2015072758A1 (fr) Module détachable de détection de tension et dispositif de batterie le comprenant
WO2017010776A1 (fr) Structure de barre omnibus
WO2018190530A1 (fr) Accumulateur et son procédé de fabrication
CN106879190A (zh) 电路板及电路板的制造方法
EP2889965A1 (fr) Connexion PCB de cylindre de composé
WO2019059539A1 (fr) Ensemble tige chauffante pour appareil de chauffage de véhicule, et son procédé de fabrication
WO2022145905A1 (fr) Système de détection de défaut pour feuille d'électrode
KR20210022367A (ko) 전기차용 배터리 연결 버스바의 제조방법
ITMI950057U1 (it) Dispositivo per stabilire il contatto con conduttori elettrici e procedimento per la fabbricazione di un dispositivo di questo
WO2020111365A1 (fr) Module de caméra doté d'une fonction de chauffage et procédé de fabrication associé
WO2013133560A1 (fr) Carte de circuit imprimé et son procédé de fabrication
US10685766B2 (en) Methods for manufacturing an insulated busbar
WO2018016747A1 (fr) Batterie rechargeable
WO2018004225A1 (fr) Borne de connecteur électrique et support de bobine l'utilisant
WO2018182327A1 (fr) Prise de vérification de boîtier pour semi-conducteur et procédé de fabrication associé
WO2022055179A1 (fr) Câble de type film ayant une ligne de fusible
WO2016089016A1 (fr) Manchon de dérivation pour connexion de fil et son procédé de fabrication
WO2018186654A1 (fr) Carte de circuits imprimés et procédé de production associé
EP3742538A1 (fr) Ensemble comprenant un module ou un bloc de batterie et un système de gestion de batterie, adaptateur pour un tel ensemble et procédé de réparation d'un tel ensemble

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19911116

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 12.11.2021)

122 Ep: pct application non-entry in european phase

Ref document number: 19911116

Country of ref document: EP

Kind code of ref document: A1