WO2023075210A1 - 퓨즈 및 그것의 제조 방법 - Google Patents
퓨즈 및 그것의 제조 방법 Download PDFInfo
- Publication number
- WO2023075210A1 WO2023075210A1 PCT/KR2022/015309 KR2022015309W WO2023075210A1 WO 2023075210 A1 WO2023075210 A1 WO 2023075210A1 KR 2022015309 W KR2022015309 W KR 2022015309W WO 2023075210 A1 WO2023075210 A1 WO 2023075210A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- conductive pattern
- fuse
- film
- disposed
- coating agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/046—Fuses formed as printed circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/02—Manufacture of fuses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/02—Manufacture of fuses
- H01H69/022—Manufacture of fuses of printed circuit fuses
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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
- H05K1/0286—Programmable, customizable or modifiable circuits
- H05K1/0293—Individual printed conductors which are adapted for modification, e.g. fusable or breakable conductors, printed switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/38—Means for extinguishing or suppressing arc
- H01H2085/383—Means for extinguishing or suppressing arc with insulating stationary parts
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0104—Properties and characteristics in general
- H05K2201/012—Flame-retardant; Preventing of inflammation
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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
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0364—Conductor shape
-
- 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
- H05K2201/05—Flexible printed circuits [FPCs]
-
- 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
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10181—Fuse
Definitions
- Embodiments disclosed herein relate to fuses and methods of manufacturing the same.
- the secondary battery is a battery capable of charging and discharging, and includes all of the conventional Ni/Cd batteries, Ni/MH batteries, and recent lithium ion batteries.
- lithium ion batteries have the advantage of much higher energy density than conventional Ni/Cd batteries and Ni/MH batteries.
- lithium ion batteries can be manufactured in a small size and light weight, so they are used as a power source for mobile devices. Recently, the use range has been expanded as a power source for electric vehicles, and it is attracting attention as a next-generation energy storage medium.
- One object of the embodiments disclosed in this document is to provide a fuse and a method for manufacturing the same, in which bullet marks are less generated on a conductive pattern upper film.
- One object of the embodiments disclosed in this document is to open the upper film of the conductive pattern to prevent a decrease in insulation resistance, and to prevent a phenomenon in which the upper part swells due to a gas generated inside during the operation of the conductive pattern. It is to provide a fuse and a manufacturing method thereof.
- a fuse according to an embodiment disclosed in this document includes a printed circuit board (PCB), a conductive pattern disposed on the PCB, and both sides of the conductive pattern such that at least a portion of the upper portion of the conductive pattern is open.
- PCB printed circuit board
- a conductive pattern disposed on the PCB
- both sides of the conductive pattern such that at least a portion of the upper portion of the conductive pattern is open.
- it may include a film disposed on the conductive pattern and a coating agent disposed on the conductive pattern and the film.
- the coating agent may include a flame retardant material.
- the flame retardant material may include a V0 grade flame retardant material.
- the shape of the at least a portion of the open area may be a rectangle or a circle.
- the conductive pattern may be implemented in a meandering shape on the PCB to allow heat to accumulate.
- the film may be disposed at a distance apart from the conductive pattern on both sides of the conductive pattern.
- the film may be disposed to cover both upper portions of the conductive pattern.
- the bonding strength of the coating agent may be set so that the conductive pattern and the coating agent can be physically separated when gas is filled between the conductive pattern and the coating agent.
- the film may further include a dummy region for limiting heat dissipation.
- the dummy region may include copper.
- the dummy area may be disposed except for an upper portion of the conductive pattern carpet.
- a method of manufacturing a fuse includes forming a conductive pattern disposed on the PCB, opening at least a portion of an upper portion of the conductive pattern, both side surfaces of the conductive pattern or the conductive pattern. It may include forming a film disposed on top of the conductive pattern and forming a coating agent disposed on top of the film.
- a fuse and a manufacturing method thereof according to an exemplary embodiment disclosed in this document may prevent a phenomenon in which insulation resistance is lowered due to bullet marks on a film by opening a partial region of an upper portion of a conductive pattern.
- a fuse and a manufacturing method thereof according to an exemplary embodiment disclosed in this document may prevent a phenomenon in which an upper portion of a conductive pattern is swollen due to a gas generated inside during operation of the conductive pattern.
- a fuse and a manufacturing method thereof according to an exemplary embodiment disclosed in this document may provide a stable structure that prevents movement of a conductive pattern by minimizing an open area above the conductive pattern.
- a fuse and a manufacturing method thereof according to an embodiment disclosed in this document can prevent a fire from occurring on a PCB during a conductive pattern operation by using a coating agent having a high flame retardant rating.
- a fuse and a manufacturing method thereof may set the bonding strength of a coating material so that the conductive pattern and the coating material are physically separated during a conductive pattern operation.
- a fuse and a manufacturing method thereof according to an embodiment disclosed in this document may minimize heat emission in a region to be disconnected by using a dummy on a film.
- FIG. 1 is a diagram showing a fuse according to an embodiment disclosed in this document.
- FIG. 2 is a block diagram showing a cross section of a fuse according to an exemplary embodiment disclosed herein.
- 3 to 5 are views illustrating an example in which an upper portion of a fuse is opened according to an exemplary embodiment disclosed herein.
- FIG. 6 is a diagram showing a dummy area of a fuse according to an exemplary embodiment disclosed herein.
- FIG. 7 is a cross-sectional view of a fuse according to another embodiment disclosed in this document.
- FIG. 8 is a flowchart illustrating a method of manufacturing a fuse according to an exemplary embodiment disclosed herein.
- FIG. 1 is a diagram showing a fuse according to an embodiment disclosed in this document.
- a fuse 100 includes a printed circuit board (PCB) 110, a conductive pattern 120, a film 130, and a coating agent 140. can do.
- PCB printed circuit board
- the printed circuit board 110 may include a PCB or FPCB.
- the conductive pattern 120 may be disposed on the printed circuit board 110 .
- the conductive pattern 120 may be implemented in a meandering shape on the printed circuit board 110 so that heat can be accumulated.
- the conductive pattern 120 may include copper.
- the conductive pattern 120 may operate at 1040 degrees or more.
- the conductive pattern 120 may melt at a set temperature or higher.
- the film 130 may be disposed on both sides of the conductive pattern 120 or on the top of the conductive pattern 120 .
- the film 130 may be disposed such that at least a portion of the upper portion of the conductive pattern 120 is open.
- the film 130 may be disposed at a distance apart from the conductive pattern 120 on both sides of the conductive pattern 120 .
- bullet marks may not be generated even if high heat is generated during disconnection of the conductive pattern 120 .
- the shape of at least a portion of the upper portion of the open conductive pattern 120 may be any one of a rectangle, a circle, and a polygon.
- the coating agent 140 may be disposed on the conductive pattern 120 and the film 130 .
- the coating agent 140 may include a flame retardant material.
- the flame retardant material may include a V0 grade flame retardant material. That is, the coating agent 140 can prevent fire (spark) even when high heat is generated when the conductive pattern 120 operates.
- the coating agent 140 may cover at least a portion of the upper portion of the conductive pattern 120 opened by the film 130 .
- the coating agent 140 may include a material having low heat absorption.
- a material having low heat absorption may be applied to facilitate disconnection of the conductive pattern 120 in a region in contact with the conductive pattern 120 .
- the bonding force of the coating agent 140 may be set so that the conductive pattern 120 and the coating agent 140 can be physically separated when gas is filled between them.
- the bonding force of the coating agent 140 can be set so that the conductive pattern 120 and the coating agent 140 can be physically separated when gas is filled between them.
- heat is applied to the film 130 and the adhesive to generate gas, and the generated gas causes a gap between the conductive pattern 120 and the coating agent 140. can happen
- the conductive pattern 120 needs to operate quickly.
- the bonding force of the coating agent 140 can be increased to physically separate the coating agent 140.
- the film 130 or the coating agent 140 may cover the top of the conductive pattern 120 and thus provide a stable structure capable of preventing the conductive pattern 120 from moving.
- FIG. 2 is a block diagram showing a cross section of a fuse according to an exemplary embodiment disclosed herein.
- a printed circuit board 110 may be disposed below the fuse 100 .
- a conductive pattern 120 may be disposed on the printed circuit board 110 .
- a film or adhesive may be further included between the printed circuit board 110 and the conductive pattern 120 .
- the film 130 may be attached to an upper portion of the printed circuit board 110 and may be disposed such that at least a portion of the upper portion of the conductive pattern 120 is open. 2 shows an example in which the film 130 is disposed such that the entire upper area of the conductive pattern 120 is open, but is not limited thereto.
- the film 130 may be disposed on both sides of the conductive pattern 120 .
- the film 130 may be disposed at a distance apart from the conductive pattern 120 on both sides of the conductive pattern 120 .
- the coating agent 140 may be disposed to cover upper portions of the conductive pattern 120 and the film 130 .
- the coating agent 140 may cover the top of the conductive pattern 120 in a region where the film 130 does not cover the top of the conductive pattern 120 .
- 3 to 5 are views illustrating an example in which an upper portion of a fuse is opened according to an exemplary embodiment disclosed herein.
- the film 130 included in the fuse 100 may open at least a portion of the region 10 above the conductive pattern 120 .
- the film 130 may open at least a portion of the upper portion 10 of the conductive pattern 120 and the coating agent 140 may be disposed to cover the upper portion of the film 130 and the conductive pattern 120 . .
- the part of the area 10 opened on the top of the conductive pattern 120 has a rectangular shape, and the larger the part of the area 10 opened, the more difficult it is to fix the conductive pattern 120 and may not be stable. That is, if the open portion of the area 10 is large, the conductive pattern 120 moves, and even if the conductive pattern 120 operates and the wire is disconnected, a short circuit may occur again. Accordingly, some open areas 10 may need to be minimized.
- the film 130 included in the fuse 100 may open at least a portion of the region 20 above the conductive pattern 120 .
- the shape of at least a portion of the region 20 may be a rectangle.
- the number of regions 20 on at least a portion of the open conductive pattern 120 may be plural. For example, as shown in FIG. 4 , at least some areas 20 may have a plurality of rectangles. For another example, since the open area 20 of the upper portion of the conductive pattern 120 should be minimized, the film 130 may open the portion of the upper portion of the conductive pattern 120 through a plurality of rectangular areas.
- the film 130 included in the fuse 100 may open at least a portion of the region 20 above the conductive pattern 120 .
- the regions 20 may have circular shapes.
- the number of regions 20 on at least a portion of the open conductive pattern 120 may be plural.
- at least some areas 20 may have a plurality of circular shapes.
- the film 130 may open the part of the upper part of the conductive pattern 120 through the plurality of circular areas.
- FIG. 6 is a diagram showing a dummy area of a fuse according to an exemplary embodiment disclosed herein.
- the fuse 100 may further include a dummy region 150 .
- the dummy region 150 may be disposed on the film 130 .
- dummy region 150 may be disposed over film 130 to limit heat dissipation.
- the dummy region 150 may be disposed over the film 130 to minimize heat dissipation.
- the film 130 may be disposed on top of the conductive pattern 120. Since the film 130 is weak and may be torn when only the film 130 is disposed, the dummy region 150 is disposed on the top of the film 130 It may serve to protect the film 130 .
- the dummy region 150 may include copper.
- the dummy region 150 may be disposed except for an upper portion of the rugged portion of the conductive pattern 120 .
- heat dissipation may be minimized by deleting or minimizing the dummy region 150 on the rugged portion of the conductive pattern 120 . Therefore, the possibility of disconnection of the rugged portion of the conductive pattern 120 may increase.
- the dummy region 150 may be implemented in the shape shown in FIG. 6 . However, it is not limited thereto, and the dummy region 150 may be implemented in various shapes that are disposed above the film 130 and not disposed above the rugged portion of the conductive pattern 120 .
- FIG. 7 is a cross-sectional view of a fuse according to another embodiment disclosed in this document.
- a fuse 200 may include a printed circuit board 210 , a conductive pattern 220 , a film 230 and a coating agent 240 .
- the printed circuit board 210, the conductive pattern 220, the film 230 and the coating agent 240 each of the printed circuit board 110 of FIG. 1, the conductive pattern 120, the film 130 and It may be substantially the same as the coating agent 140 .
- the film 230 may be disposed on the conductive pattern 220 such that at least a portion of the upper portion of the conductive pattern 220 is open.
- the film 230 may be disposed to cover both upper portions of the conductive pattern 220 .
- the coating agent 240 may cover the top of the film 230 and the conductive pattern 220 .
- the conductive pattern 220 of the fuse 200 according to another embodiment disclosed in this document shown in FIG. 7 has at least a portion of the upper region by the film 230 as shown in FIGS. 3 to 5 can be opened
- FIG. 8 is a flowchart illustrating a method of manufacturing a fuse according to an exemplary embodiment disclosed herein.
- a conductive pattern disposed on a printed circuit board (S110) at least a portion of an upper portion of the conductive pattern is opened. It may include forming a film disposed on both sides of the conductive pattern or on top of the conductive pattern (S120) and forming a coating agent disposed on the conductive pattern and the film (S130).
- the conductive pattern 120 disposed on the PCB 110 may be formed.
- the conductive pattern 120 may have a meandering shape on the PCB 110 so that heat may be accumulated on the PCB 110 .
- step S120 of forming a film disposed on both sides of the conductive pattern or on the top of the conductive pattern so that at least a portion of the upper portion of the conductive pattern is open at least a portion of the upper portion of the conductive pattern 120 is opened so that the film ( 130) can be formed.
- the film 130 may be disposed on both sides of the conductive pattern 120 or on the top of the conductive pattern 120 .
- the film 130 may open at least a portion of the upper portion of the conductive pattern 120 in a rectangular or circular shape.
- the coating agent 140 may be formed on the conductive pattern 120 and the film 130 .
- the coating agent 140 may include a flame retardant material, and the flame retardant material may include a V0 grade flame retardant material.
- the coating agent 140 may have bonding strength set to be physically separated.
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fuses (AREA)
Abstract
Description
Claims (13)
- 인쇄회로기판;상기 인쇄회로기판 상에 배치되는 도전성 패턴;상기 도전성 패턴의 상부의 적어도 일부 영역이 개방되도록, 상기 도전성 패턴의 양 측면 또는 상기 도전성 패턴의 상부에 배치되는 필름; 및상기 도전성 패턴 및 상기 필름의 상부에 배치되는 코팅제;를 포함하는 퓨즈.
- 제 1 항에 있어서,상기 코팅제는, 난연 소재를 포함하는 것을 특징으로 하는 퓨즈.
- 제 2 항에 있어서,상기 난연 소재는,V0 등급의 난연 물질을 포함하는 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 개방된 적어도 일부의 영역의 형태는 사각형 또는 원형인 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 도전성 패턴은 열이 축적될 수 있도록 상기 인쇄회로기판 상에 구불구불한 형태를 갖는 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 필름은,상기 도전성 패턴의 양 측면에서 상기 도전성 패턴으로부터 이격된 거리에 배치되는 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 필름은,상기 도전성 패턴의 상부 양쪽을 적어도 일부분을 덮도록 배치되는 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 코팅제는,상기 도전성 패턴과 상기 코팅제 사이에 가스가 차는 경우 물리적으로 이격될 수 있도록 접합력이 설정되는 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 필름 상부에 배치되고 열 방출을 제한하는 더미 영역을 더 포함하는 것을 특징으로 하는 퓨즈.
- 제 9 항에 있어서,상기 더미 영역은 구리를 포함하는 것을 특징으로 하는 퓨즈.
- 제 9 항에 있어서,상기 더미 영역은,상기 도전성 패턴 융단부 상부를 제외하고 배치되는 것을 특징으로 하는 퓨즈.
- 제 1 항에 있어서,상기 인쇄회로기판은,PCB(Printed Circuit Board) 또는 FPCB(Flexible Printed Circuit Board)를 포함하는 것을 특징으로 하는 퓨즈.
- 인쇄회로기판 상에 배치되는 도전성 패턴을 형성하는 단계;상기 도전성 패턴 상부의 적어도 일부 영역이 개방되도록, 상기 도전성 패턴의 양 측면 또는 상기 도전성 패턴의 상부에 배치되는 필름을 형성하는 단계; 및상기 도전성 패턴 및 상기 필름의 상부에 배치되는 코팅제를 형성하는 단계; 를 포함하는 퓨즈의 제조 방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202280058654.2A CN117882166A (zh) | 2021-10-29 | 2022-10-11 | 熔断器和制造该熔断器的方法 |
| EP22887413.7A EP4425527A4 (en) | 2021-10-29 | 2022-10-11 | FUSE AND ITS MANUFACTURING METHOD |
| JP2024518529A JP7855821B2 (ja) | 2021-10-29 | 2022-10-11 | ヒューズおよびその製造方法 |
| US18/689,115 US20240429013A1 (en) | 2021-10-29 | 2022-10-11 | Fuse and Method of Fabricating the Same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2021-0147220 | 2021-10-29 | ||
| KR1020210147220A KR102940890B1 (ko) | 2021-10-29 | 2021-10-29 | 퓨즈 및 그것의 제조 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023075210A1 true WO2023075210A1 (ko) | 2023-05-04 |
Family
ID=86158055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2022/015309 Ceased WO2023075210A1 (ko) | 2021-10-29 | 2022-10-11 | 퓨즈 및 그것의 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20240429013A1 (ko) |
| EP (1) | EP4425527A4 (ko) |
| JP (1) | JP7855821B2 (ko) |
| KR (1) | KR102940890B1 (ko) |
| CN (1) | CN117882166A (ko) |
| WO (1) | WO2023075210A1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102755809B1 (ko) | 2022-02-16 | 2025-01-21 | 주식회사 엘지에너지솔루션 | 개구부를 포함하는 패턴 퓨즈 및 이를 포함하는 전지모듈 |
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| KR20120047516A (ko) * | 2010-11-04 | 2012-05-14 | 에스케이하이닉스 주식회사 | 퓨즈를 구비한 반도체 장치 및 그 제조방법 |
| JP2021077567A (ja) * | 2019-11-12 | 2021-05-20 | ジンヨングローバル カンパニーリミテッド | ヒューズ素子、フレキシブル配線基板及びバッテリーパック |
| KR20210081819A (ko) * | 2019-12-24 | 2021-07-02 | 한국단자공업 주식회사 | 패턴 퓨즈 및 이를 구비한 회로기판 |
| KR102274251B1 (ko) * | 2019-01-22 | 2021-07-07 | 주식회사 아모그린텍 | 퓨즈 기능을 갖는 발열체 및 이를 포함하는 히터유닛 |
| KR20210147220A (ko) | 2020-05-28 | 2021-12-07 | 주식회사 우진산전 | 연약계통연계 마이크로 그리드 시스템 및 자동 운전방법 |
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| JPS60143544A (ja) * | 1983-12-29 | 1985-07-29 | 松下電器産業株式会社 | チツプ形ヒユ−ズ |
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- 2022-10-11 EP EP22887413.7A patent/EP4425527A4/en active Pending
- 2022-10-11 CN CN202280058654.2A patent/CN117882166A/zh active Pending
- 2022-10-11 US US18/689,115 patent/US20240429013A1/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117882166A (zh) | 2024-04-12 |
| US20240429013A1 (en) | 2024-12-26 |
| EP4425527A1 (en) | 2024-09-04 |
| KR102940890B1 (ko) | 2026-03-18 |
| EP4425527A4 (en) | 2025-01-22 |
| JP2024533688A (ja) | 2024-09-12 |
| KR20230062202A (ko) | 2023-05-09 |
| JP7855821B2 (ja) | 2026-05-11 |
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