EP0829897A3 - Electric fuse - Google Patents

Electric fuse Download PDF

Info

Publication number
EP0829897A3
EP0829897A3 EP97115993A EP97115993A EP0829897A3 EP 0829897 A3 EP0829897 A3 EP 0829897A3 EP 97115993 A EP97115993 A EP 97115993A EP 97115993 A EP97115993 A EP 97115993A EP 0829897 A3 EP0829897 A3 EP 0829897A3
Authority
EP
European Patent Office
Prior art keywords
substrate
contacts
der
elektrisch
schmelzleiter
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.)
Granted
Application number
EP97115993A
Other languages
German (de)
French (fr)
Other versions
EP0829897A2 (en
EP0829897B1 (en
Inventor
André Jöllenbeck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wickmann Werke GmbH
Original Assignee
Wickmann Werke GmbH
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 Wickmann Werke GmbH filed Critical Wickmann Werke GmbH
Publication of EP0829897A2 publication Critical patent/EP0829897A2/en
Publication of EP0829897A3 publication Critical patent/EP0829897A3/en
Application granted granted Critical
Publication of EP0829897B1 publication Critical patent/EP0829897B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • H01H85/0411—Miniature fuses
    • 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
    • H01H85/0013—Means for preventing damage, e.g. by ambient influences to the fuse
    • H01H85/0021—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices
    • H01H2085/0034—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices with molded casings
    • 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
    • H01H85/0411—Miniature fuses
    • H01H2085/0414—Surface mounted fuses
    • 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
    • H01H85/0013—Means for preventing damage, e.g. by ambient influences to the fuse
    • H01H85/0021—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices
    • H01H85/003—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices casings for the fusible element

Landscapes

  • Fuses (AREA)
  • Surgical Instruments (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Glass Compositions (AREA)

Abstract

Die Erfindung betrifft eine elektrische Sicherung (1), gekennzeichnet durch die nachfolgende Merkmalskombination:

  • ein Substrat (3) aus einem elektrisch isolierenden Werkstoff,
  • mindestens zwei elektrische Kontakte (4),
  • die im Abstand voneinander an dem Substrat (3) angeordnet sind,
  • ein Schmelzleiter (2),
  • der die Kontakte (4) elektrisch leitend verbindet, und
  • eine elektrisch isolierende Vergußmasse (7) an dem Substrat (3), mit der der Schmelzleiter (2) mindestens teilweise zwischen den Kontakten (4) abgedeckt ist.
Figure 00000001
The invention relates to an electrical fuse (1), characterized by the following combination of features:
  • a substrate (3) made of an electrically insulating material,
  • at least two electrical contacts (4),
  • which are arranged at a distance from one another on the substrate (3),
  • a fuse element (2),
  • which connects the contacts (4) in an electrically conductive manner, and
  • an electrically insulating casting compound (7) on the substrate (3), with which the fuse element (2) is at least partially covered between the contacts (4).
Figure 00000001
EP97115993A 1996-09-14 1997-09-15 Electric fuse Expired - Lifetime EP0829897B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29616063U 1996-09-14
DE29616063U DE29616063U1 (en) 1996-09-14 1996-09-14 Electrical fuse

Publications (3)

Publication Number Publication Date
EP0829897A2 EP0829897A2 (en) 1998-03-18
EP0829897A3 true EP0829897A3 (en) 1999-06-16
EP0829897B1 EP0829897B1 (en) 2004-08-18

Family

ID=8029250

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97115993A Expired - Lifetime EP0829897B1 (en) 1996-09-14 1997-09-15 Electric fuse

Country Status (2)

Country Link
EP (1) EP0829897B1 (en)
DE (2) DE29616063U1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19738575A1 (en) 1997-09-04 1999-06-10 Wickmann Werke Gmbh Electrical fuse element
DE29717120U1 (en) * 1997-09-25 1997-11-13 Wickmann-Werke GmbH, 58453 Witten Electrical fuse element
US6650223B1 (en) 1998-04-24 2003-11-18 Wickmann-Werke Gmbh Electrical fuse element
DE19827595A1 (en) * 1998-04-24 1999-10-28 Wickmann Werke Gmbh Electric laminated chip fuse element
JP3194429B2 (en) 1998-06-02 2001-07-30 オムロン株式会社 Overcurrent cutoff structure
US9117615B2 (en) 2010-05-17 2015-08-25 Littlefuse, Inc. Double wound fusible element and associated fuse
DE202012000571U1 (en) 2011-01-21 2012-04-26 HKR Seuffer Automotive GmbH & Co. KG Electrical fuse element
DE102021002383A1 (en) * 2021-05-05 2022-11-10 Siba Fuses Gmbh Fuse and method of making a fuse

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3033323A1 (en) * 1979-09-11 1981-03-26 Rohm Co. Ltd., Kyoto PROTECTIVE DEVICE FOR A SEMICONDUCTOR DEVICE
EP0270954A1 (en) * 1986-12-01 1988-06-15 Omron Tateisi Electronics Co. Chip-type fuse
WO1990000305A1 (en) * 1988-06-29 1990-01-11 Cooper Industries, Inc. A wire bonded microfuse and method of making
FR2638566A1 (en) * 1988-11-03 1990-05-04 Cehess Technologies Thermally insulated electrical fuse with good behaviour towards temporary overloads
DE9407550U1 (en) * 1993-04-21 1994-09-01 Wickmann-Werke GmbH, 58453 Witten Electrical fuse
US5363082A (en) * 1993-10-27 1994-11-08 Rapid Development Services, Inc. Flip chip microfuse
GB2284951A (en) * 1993-12-15 1995-06-21 Cooper Ind Inc Circuit Protectors
WO1995033276A1 (en) * 1994-05-27 1995-12-07 Littelfuse, Inc. Surface-mounted fuse device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2136386A1 (en) * 1971-07-21 1973-02-01 Wagner Schaltungstechnik ELECTRICAL FUSE AND METHOD OF MANUFACTURING IT
US4771260A (en) * 1987-03-24 1988-09-13 Cooper Industries, Inc. Wire bonded microfuse and method of making
JP2624439B2 (en) * 1993-04-30 1997-06-25 コーア株式会社 Circuit protection element

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3033323A1 (en) * 1979-09-11 1981-03-26 Rohm Co. Ltd., Kyoto PROTECTIVE DEVICE FOR A SEMICONDUCTOR DEVICE
EP0270954A1 (en) * 1986-12-01 1988-06-15 Omron Tateisi Electronics Co. Chip-type fuse
WO1990000305A1 (en) * 1988-06-29 1990-01-11 Cooper Industries, Inc. A wire bonded microfuse and method of making
FR2638566A1 (en) * 1988-11-03 1990-05-04 Cehess Technologies Thermally insulated electrical fuse with good behaviour towards temporary overloads
DE9407550U1 (en) * 1993-04-21 1994-09-01 Wickmann-Werke GmbH, 58453 Witten Electrical fuse
US5363082A (en) * 1993-10-27 1994-11-08 Rapid Development Services, Inc. Flip chip microfuse
GB2284951A (en) * 1993-12-15 1995-06-21 Cooper Ind Inc Circuit Protectors
WO1995033276A1 (en) * 1994-05-27 1995-12-07 Littelfuse, Inc. Surface-mounted fuse device

Also Published As

Publication number Publication date
EP0829897A2 (en) 1998-03-18
EP0829897B1 (en) 2004-08-18
DE59711855D1 (en) 2004-09-23
DE29616063U1 (en) 1996-10-31

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