EP1300867A1 - Element de fusible et son procédé de fabrication - Google Patents
Element de fusible et son procédé de fabrication Download PDFInfo
- Publication number
- EP1300867A1 EP1300867A1 EP01810962A EP01810962A EP1300867A1 EP 1300867 A1 EP1300867 A1 EP 1300867A1 EP 01810962 A EP01810962 A EP 01810962A EP 01810962 A EP01810962 A EP 01810962A EP 1300867 A1 EP1300867 A1 EP 1300867A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- melting point
- fuse element
- central part
- element according
- silver
- 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.)
- Withdrawn
Links
Images
Classifications
-
- 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
- H01H85/05—Component parts thereof
- H01H85/055—Fusible members
- H01H85/08—Fusible members characterised by the shape or form of the fusible member
- H01H85/11—Fusible members characterised by the shape or form of the fusible member with applied local area of a metal which, on melting, forms a eutectic with the main material of the fusible member, i.e. M-effect devices
-
- 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
- H01H85/05—Component parts thereof
- H01H85/055—Fusible members
- H01H85/06—Fusible members characterised by the fusible material
Definitions
- the present invention relates to fuse technology. It relates to, more particularly, a flat - or blown fuse element - intended, in particular, to react to low but long current overloads duration.
- the invention also relates to a method of manufacturing such an element fuse.
- the object of the present invention is to provide a fuse element structure. in a plate which, in particular, improves the effectiveness of the "M point" effect and greatly simplifies its manufacture.
- the central part is consisting of a core with a low melting point and a sheath with a melting point high surrounding the nucleus.
- the central part is consisting of a bundle of strands with low melting point and a dot matrix of high fusion surrounding the strands.
- the method according to the invention is characterized in that the three portions of the fuse element are formed and joined by rolling.
- the central part can either come from a sheathed wire having a low melting point core surrounded by a point of sheath high fusion, either coming from a composite wire formed by a bundle of strands low melting point embedded in a high melting point matrix.
- FIG. 1 shows, in 10, an element of fuse in the form of a thin elongated plate having, typically, a length of 10 to 100 mm, a width of 2 to 15 mm and a thickness from 0.02 to 0.5 mm.
- This brochure generally includes, conventional manner, notches or holes which reduce the cross-section of in order to optimize the short circuit function of the fuse.
- the side parts 14 are made of a metal having good electrical conductivity and a high melting point, such as copper and silver.
- the central part 12 is constituted a core 16, of roughly rectangular section, and a sheath 18 surrounding the nucleus. This occupies 15 to 60% by weight of the central part 12, the sheath 18 therefore occupying 40 to 85%.
- the core 16 is essentially formed from a metal with a low melting point, advantageously tin. As an indication, it can be a tin-silver alloy or tin-zinc comprising from 80 to 98% tin.
- the sheath 18 is essentially formed from a metal having good electrical conductivity and a high melting point, such as copper and silver.
- the plate 10 always has a central part 12 and two side parts 14. These are identical to those of the embodiment of FIG. 1, but the central part 12 consists of a bundle of strands 20 with a low melting point embedded in a matrix 22 with a high melting point.
- the strands 20 occupy 15 to 60% by weight of the central part 12, the matrix 22 therefore occupying 40 to 85%.
- the strands 20 are of the same nature as the core 16 and the matrix 22 of the same nature as the sheath 18.
- the two lateral parts are made of copper, while the portion high melting point of the central part is silver
- the manufacture of the fuse element described above uses rolling techniques, well known to those skilled in the art. We are will therefore be content to indicate that one starts from two bands of copper or silver intended to constitute the lateral parts 14 and, to produce the part central 12, either of a sheathed wire having a tin core surrounded by a silver or copper sheath, or a composite wire formed of a bundle of strands of tin embedded in a silver or copper matrix. Lamination then allows the two strips and the wire to be welded by crushing them and then for laminate to the requested thickness. The band resulting from these operations is finally cut across its width to obtain the plates as shown in the figures.
- the laminated structure has copper on the outside and silver on the interior, it is interesting to note that at their junction with the central part in silver 12, the two lateral copper parts 14 have ends convex. This is simply due to the fact that the money from the central part is softer than copper or silver on the side parts. When rolling, these therefore encroach on the central part.
Landscapes
- Fuses (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Ceramic Products (AREA)
Abstract
Description
- une partie métallique centrale comportant une portion à bas point de fusion et une portion à point de fusion élevé, et
- deux parties métalliques latérales identiques à point de fusion élevé.
- la portion à bas point de fusion de la partie centrale comporte essentiellement de l'étain;
- la portion à bas point de fusion est un alliage étain-argent ou étain-zinc comprenant de 80 à 98% d'étain;
- la portion à bas point de fusion occupe de 15 à 60% en poids de la partie centrale;
- la portion à point de fusion élevé de la partie centrale est en cuivre ou en argent;
- les deux parties latérales sont en cuivre ou en argent; et
- de façon particulièrement avantageuse, les deux parties latérales sont en cuivre et la portion à point de fusion élevé de la partie centrale est en argent.
- une partie centrale 12 ayant, typiquement, une longueur de 2 à 10 mm, et
- deux parties latérales identiques 14.
Claims (12)
- Elément de fusible caractérisé en ce qu'il est constitué d'une plaquette formée de trois portions coplanaires réunies par soudage, à savoir:une partie métallique centrale (12) comportant une portion à bas point de fusion et une portion à point de fusion élevé, etdeux parties métalliques latérales identiques (14) à point de fusion élevé.
- Elément de fusible selon la revendication 1, caractérisé en ce que la partie centrale (12) est constituée d'un noyau (16) à bas point de fusion et d'une gaine (18) à point de fusion élevé entourant ledit noyau.
- Elément de fusible selon la revendication 1, caractérisé en ce que la partie centrale (12) est constituée d'un faisceau de brins (20) à bas point de fusion et d'une matrice (22) à point de fusion élevé entourant lesdits brins.
- Elément de fusible selon l'une des revendications 1 à 3, caractérisé en ce que la portion à bas point de fusion de la partie centrale (12) comporte essentiellement de l'étain.
- Elément de fusible selon la revendication 4, caractérisé en la portion à bas point de fusion est un alliage étain-argent ou étain-zinc comprenant 80 à 98% d'étain.
- Elément de fusible selon l'une des revendications 1 à 5, caractérisé en ce que la portion à bas point de fusion occupe 15 à 60% en poids de la partie centrale (12).
- Elément de fusible selon l'une des revendications 1 à 6, caractérisé en ce que la portion à point de fusion élevé de la partie centrale (12) est en cuivre ou en argent.
- Elément de fusible selon l'une des revendications 1 à 7, caractérisé en ce que les deux parties latérales (14) sont en cuivre ou en argent.
- Elément de fusible selon la revendication 1, caractérisé en ce que les deux parties latérales (14) sont en cuivre et la portion à point de fusion élevé de la partie centrale (12) est en argent.
- Procédé de réalisation de l'élément de fusible selon l'une des revendications 1 à 9, caractérisé en ce que ses trois portions sont formées et réunies par laminage.
- Procédé selon la revendication 10, caractérisé en ce que la partie centrale (12) provient d'un fil gainé possédant une âme à bas point de fusion entourée d'une gaine à point de fusion élevé.
- Procédé selon la revendication 10, caractérisé en ce que la partie centrale (12) provient d'un fil composite formé d'un faisceau de brins à bas point de fusion noyés dans une matrice à point de fusion élevé.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01810962A EP1300867A1 (fr) | 2001-10-03 | 2001-10-03 | Element de fusible et son procédé de fabrication |
EP02760023A EP1433190B1 (fr) | 2001-10-03 | 2002-09-20 | Element de fusible et son procede de fabrication |
PCT/CH2002/000520 WO2003030199A1 (fr) | 2001-10-03 | 2002-09-20 | Element de fusible et son procede de fabrication |
US10/491,525 US7312688B2 (en) | 2001-10-03 | 2002-09-20 | Fuse element and method for making same |
DE60230650T DE60230650D1 (de) | 2001-10-03 | 2002-09-20 | Schmelzelement und verfahren zu seiner herstellung |
AT02760023T ATE419640T1 (de) | 2001-10-03 | 2002-09-20 | Schmelzelement und verfahren zu seiner herstellung |
JP2003533301A JP4088586B2 (ja) | 2001-10-03 | 2002-09-20 | ヒューズ要素及びその製造方法 |
DK02760023T DK1433190T3 (da) | 2001-10-03 | 2002-09-20 | Smelteelement og fremgangsmåde til fremstilling af samme |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01810962A EP1300867A1 (fr) | 2001-10-03 | 2001-10-03 | Element de fusible et son procédé de fabrication |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1300867A1 true EP1300867A1 (fr) | 2003-04-09 |
Family
ID=8184176
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01810962A Withdrawn EP1300867A1 (fr) | 2001-10-03 | 2001-10-03 | Element de fusible et son procédé de fabrication |
EP02760023A Expired - Lifetime EP1433190B1 (fr) | 2001-10-03 | 2002-09-20 | Element de fusible et son procede de fabrication |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02760023A Expired - Lifetime EP1433190B1 (fr) | 2001-10-03 | 2002-09-20 | Element de fusible et son procede de fabrication |
Country Status (7)
Country | Link |
---|---|
US (1) | US7312688B2 (fr) |
EP (2) | EP1300867A1 (fr) |
JP (1) | JP4088586B2 (fr) |
AT (1) | ATE419640T1 (fr) |
DE (1) | DE60230650D1 (fr) |
DK (1) | DK1433190T3 (fr) |
WO (1) | WO2003030199A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101281839B (zh) * | 2008-02-25 | 2011-01-26 | 重庆川仪自动化股份有限公司 | 用于熔断器熔体的带材及其制作方法 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006009236A1 (de) * | 2006-02-28 | 2007-09-06 | Infineon Technologies Ag | Vorrichtung und Verfahren zur temperaturunterbrechenden Absicherung eines elektrischen Bauelements |
DE102007014334A1 (de) * | 2007-03-26 | 2008-10-02 | Robert Bosch Gmbh | Schmelzlegierungselement, Thermosicherung mit einem Schmelzlegierungselement sowie Verfahren zum Herstellen einer Thermosicherung |
US20090189730A1 (en) * | 2008-01-30 | 2009-07-30 | Littelfuse, Inc. | Low temperature fuse |
JP2009199880A (ja) * | 2008-02-21 | 2009-09-03 | Sumitomo Wiring Syst Ltd | ヒュージブルリンク |
EP2672549B1 (fr) * | 2011-06-17 | 2017-11-15 | LG Chem, Ltd. | Batterie secondaire et système à plusieurs batteries avec un composant de connexion |
CN103650209B (zh) * | 2012-01-03 | 2016-08-17 | 株式会社Lg化学 | 电池组和应用于该电池组的连接条 |
KR101401477B1 (ko) * | 2012-08-02 | 2014-05-29 | 주식회사 엘지화학 | 이차전지용 커넥팅 부품, 이를 포함하는 배터리 모듈 및 배터리 팩 |
DE102012214896A1 (de) * | 2012-08-22 | 2014-02-27 | Robert Bosch Gmbh | Batterie und Kraftfahrzeug |
JP6420053B2 (ja) * | 2013-03-28 | 2018-11-07 | デクセリアルズ株式会社 | ヒューズエレメント、及びヒューズ素子 |
KR101690295B1 (ko) * | 2013-05-15 | 2017-01-09 | 주식회사 엘지화학 | 과전류 차단 장치 및 이를 포함하는 이차전지 시스템 |
JP6437239B2 (ja) * | 2013-08-28 | 2018-12-12 | デクセリアルズ株式会社 | ヒューズエレメント、ヒューズ素子 |
JP6184805B2 (ja) * | 2013-08-28 | 2017-08-23 | デクセリアルズ株式会社 | 遮断素子、及び遮断素子回路 |
CA2967555A1 (fr) * | 2014-11-13 | 2016-05-19 | Soc Corporation | Procede de fabrication de fusible sur puce et fusible sur puce |
JP6719983B2 (ja) * | 2015-06-04 | 2020-07-08 | デクセリアルズ株式会社 | ヒューズエレメント、ヒューズ素子、保護素子、短絡素子、切替素子 |
JP6912314B2 (ja) * | 2017-08-01 | 2021-08-04 | ショット日本株式会社 | 保護素子 |
KR102019069B1 (ko) * | 2019-02-27 | 2019-09-06 | 에이에프더블류 주식회사 | 퓨즈용 부스바 제조방법 |
JP7433783B2 (ja) * | 2019-06-19 | 2024-02-20 | デクセリアルズ株式会社 | ヒューズエレメント、ヒューズ素子及び保護素子 |
JP2022034733A (ja) * | 2020-08-19 | 2022-03-04 | デクセリアルズ株式会社 | ヒューズエレメント、ヒューズ素子及び保護素子 |
DE112022003072T5 (de) * | 2021-07-20 | 2024-04-04 | Milwaukee Electric Tool Corporation | Batteriesatz |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE667917A (fr) * | 1964-08-06 | 1965-12-01 | ||
FR1537219A (fr) * | 1967-07-28 | 1968-08-23 | Johnson | Fusible électrique ainsi que son procédé de fabrication |
FR2170204A1 (fr) * | 1972-02-04 | 1973-09-14 | Knudsen Nordisk Elect | |
WO1982002795A1 (fr) * | 1981-02-05 | 1982-08-19 | Norholm Olav | Fusibles electriques |
GB2120027A (en) * | 1982-05-07 | 1983-11-23 | Dorman Smith Fuses | Fusible element |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3543209A (en) * | 1969-09-15 | 1970-11-24 | Chase Shawmut Co | Composite fuse link and fuse with composite fuse link |
US3671909A (en) * | 1971-02-17 | 1972-06-20 | Chase Shawmut Co | High-voltage fuse with one piece fuse links |
US4134094A (en) | 1977-05-05 | 1979-01-09 | Mcgraw-Edison Company | Fuse element |
US4300281A (en) * | 1978-08-08 | 1981-11-17 | Gould Inc. | Method of making electric fuse having folded fusible element and heat dams |
US4219795A (en) * | 1978-10-18 | 1980-08-26 | Gould Inc. | Fusible element for time-lag fuses having current-limiting action |
US4308514A (en) * | 1980-07-23 | 1981-12-29 | Gould Inc. | Current-limiting fuse |
US4315235A (en) * | 1980-07-31 | 1982-02-09 | Jacobs Jr Philip C | Composite fusible element for electric current-limiting fuses |
US4357588A (en) * | 1981-06-03 | 1982-11-02 | General Electric Company | High voltage fuse for interrupting a wide range of currents and especially suited for low current interruption |
JP3562685B2 (ja) * | 1996-12-12 | 2004-09-08 | 矢崎総業株式会社 | ヒューズ及びその製造方法 |
JP3562696B2 (ja) * | 1997-12-16 | 2004-09-08 | 矢崎総業株式会社 | ヒューズエレメントの製造方法 |
EP1134769A1 (fr) * | 2000-03-08 | 2001-09-19 | Cooper Bussmann UK Limited | Procédé pour appliquer une couche de matériau à effet M |
-
2001
- 2001-10-03 EP EP01810962A patent/EP1300867A1/fr not_active Withdrawn
-
2002
- 2002-09-20 DK DK02760023T patent/DK1433190T3/da active
- 2002-09-20 AT AT02760023T patent/ATE419640T1/de not_active IP Right Cessation
- 2002-09-20 WO PCT/CH2002/000520 patent/WO2003030199A1/fr active Application Filing
- 2002-09-20 JP JP2003533301A patent/JP4088586B2/ja not_active Expired - Lifetime
- 2002-09-20 DE DE60230650T patent/DE60230650D1/de not_active Expired - Lifetime
- 2002-09-20 US US10/491,525 patent/US7312688B2/en not_active Expired - Fee Related
- 2002-09-20 EP EP02760023A patent/EP1433190B1/fr not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE667917A (fr) * | 1964-08-06 | 1965-12-01 | ||
FR1537219A (fr) * | 1967-07-28 | 1968-08-23 | Johnson | Fusible électrique ainsi que son procédé de fabrication |
FR2170204A1 (fr) * | 1972-02-04 | 1973-09-14 | Knudsen Nordisk Elect | |
WO1982002795A1 (fr) * | 1981-02-05 | 1982-08-19 | Norholm Olav | Fusibles electriques |
GB2120027A (en) * | 1982-05-07 | 1983-11-23 | Dorman Smith Fuses | Fusible element |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101281839B (zh) * | 2008-02-25 | 2011-01-26 | 重庆川仪自动化股份有限公司 | 用于熔断器熔体的带材及其制作方法 |
Also Published As
Publication number | Publication date |
---|---|
DK1433190T3 (da) | 2009-04-20 |
DE60230650D1 (de) | 2009-02-12 |
WO2003030199A1 (fr) | 2003-04-10 |
US7312688B2 (en) | 2007-12-25 |
EP1433190B1 (fr) | 2008-12-31 |
EP1433190A1 (fr) | 2004-06-30 |
JP4088586B2 (ja) | 2008-05-21 |
US20050040926A1 (en) | 2005-02-24 |
ATE419640T1 (de) | 2009-01-15 |
JP2005505110A (ja) | 2005-02-17 |
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