KR910019087A - 저전류마이크로퓨우즈 - Google Patents

저전류마이크로퓨우즈 Download PDF

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Publication number
KR910019087A
KR910019087A KR1019910006068A KR910006068A KR910019087A KR 910019087 A KR910019087 A KR 910019087A KR 1019910006068 A KR1019910006068 A KR 1019910006068A KR 910006068 A KR910006068 A KR 910006068A KR 910019087 A KR910019087 A KR 910019087A
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KR
South Korea
Prior art keywords
disposed
insulating coating
fuse element
coating portion
thickness
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
KR1019910006068A
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English (en)
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KR100187938B1 (ko
Inventor
윌리암 쿡 제임스
존 이반스 티렌스
Original Assignee
다이앤 케이. 슈마커
쿠퍼인더스트리즈 인코포레이티드
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 다이앤 케이. 슈마커, 쿠퍼인더스트리즈 인코포레이티드 filed Critical 다이앤 케이. 슈마커
Publication of KR910019087A publication Critical patent/KR910019087A/ko
Application granted granted Critical
Publication of KR100187938B1 publication Critical patent/KR100187938B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • 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
    • H01H85/0013—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
    • 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
    • H01H85/0039—Means for influencing the rupture process of the fusible element
    • H01H85/0047—Heating means
    • H01H85/006—Heat reflective or insulating layer on the casing or on the fuse support
    • 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

Landscapes

  • Fuses (AREA)

Abstract

내용 없음

Description

저전류마이크로퓨우즈
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 퓨우즈의 단면투시도, 제2도는 제1도에 도시된 퓨우즈에 있어서의 유리코팅된 각각의 칩을 생산하기 위해 이용되는 유리코팅된 세라믹 기판의 평면도, 제3도는 제1도에 도시된 퓨우즈에서의 유리코팅된 각각의 칩의 측면도.

Claims (7)

  1. 양단부(28, 30)사이에 중심부(32)가 배치된 절연기판(22)과, 이 중심부(32)상에만 배치된 절연코팅부(34), 이 절연코팅부(34)상에 배치된 퓨우즈소자, 이 퓨우즈소자가 접속되고, 상기한 유리코팅부(34)의 모서리상에 확장되며, 상기한 각각의 양단부(28,30)상에 배치된 금속화된 리드부착패드(24,26)및, 상기한 절연코팅부(34)가 배치된 퓨추즈소자의 두께의 25%로 제한된 평균표면거칠기와 이 퓨우즈소자의 두께의 10%로 제한된 표면전위를 가진 절연코팅부(34)등을 포함하는 것을 특징으로 하는 마이크로퓨우즈.
  2. 제1항에 있어서, 상기 절연코팅부(34)가 유리한 것을 특징으로 하는 마이크로퓨우즈.
  3. 제1항에 있어서, 상기 퓨우즈소자의 두께가 100마이크로인치(Micro-inches)미만인 것을 특징으로 하는 마이크로퓨우즈.
  4. 제1항에 있어서, 상기 절연기판이 세라믹인 것을 특징으로 하는 마이크로퓨우즈.
  5. 상기 양단부(28, 30)사이에 중심부(32)가 배치된 절연기판(22)과, 이 중심부(32)상에만 배치된 절연코팅부(34), 이 절연코팅부(34)상에 배치된 퓨우즈소자, 이 퓨우즈소자가 접속되고, 상기한 유리코팅부(34)의 모서리상에 확장되며, 상기한 각각의 양단부상에 배치된 금속화된 리드부착패드(24, 26), 상기한 절연코팅부(34)가 배치된 퓨우즈소자의 두께의 25%로 제한된 평균표면거칠기와 이 퓨우즈소자의 두께의 10%로 제한된 표면전위를 가진 절연코팅부(34), 상기 리드부착패드(24, 26)로부터 밖으로 돌출되어 부착된 리드(14, 16), 이 퓨우즈소자를 충분히 피복하는 아아크담금질코팅부(38)및, 상기한 퓨우즈조립부품을 둘러쌓아 몰드된 플라스틱봉입물(12)과 거기로부터 돌출되는 리드(14,16)를 갖춘 코팅부를 포함한 것을 특징으로 하는 마이크로퓨우즈.
  6. 상기 양단부(28, 30)사이에 배치된 중심부(32)를 가진 절연기판(22)과, 이 중심부(32)상엠난 배치된 절연코팅부(34), 이 절연코팅부(34)상에 배치된 퓨우즈소자, 이 퓨우즈소자가 접속되고, 상기한 유리코팅부(34)의 모서리상에 확장되며, 상기한 각각의 양단부(28, 30)상에 배치된 금속화된 리드부착패드(24, 26), 상기한 절연코팅부(34)가 배치된 퓨우즈소자의 두께의 25%로 제한된 평균표면거칠기와 이 퓨우즈소자의 두께의 10%로 제한된 표면전위를 가진 절연코팅부(34), 상기 리드부착패드(24, 26)로부터 밖으로 돌출되어 부착된 리드(14, 16), 그 돌출되는 리드(14, 16)를 갖춘 상기한 퓨우즈조립부품을 둘러쌓아 몰드된 플라스틱봉입물(12)을 포함하는 것을 특징으로 하는 마이크로퓨우즈.
  7. 절연금속관(12)과, 양단부(28, 30)사이에 배치된 중심부(32)를 갖춘 절연기판(22). 이 중심부(32)상에만 배치된 절연코팅부(34), 이 절연코팅부(34)상에 배치된 퓨우즈소자, 이 퓨우즈소자가 접속되고, 상기한 유리코팅부(34)의 모서리상에 확장되며, 상기한 각각의 양단부(28, 30)상에 배치된 금속화된 리드부착패드(24, 26)및, 상기 금속관(12)과 쌍을 이루고, 상기 리드부착패드(24, 26)에 전기적인 접속을 이루고 있는 캡슐말단부(14, 16)를 포함하는 것을 특징으로 하는 마이크로퓨우즈.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910006068A 1990-04-16 1991-04-16 저전류마이크로퓨우즈 Expired - Lifetime KR100187938B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7/510,361 1990-04-16
US07/510,361 1990-04-16
US07/510,361 US5097246A (en) 1990-04-16 1990-04-16 Low amperage microfuse

Publications (2)

Publication Number Publication Date
KR910019087A true KR910019087A (ko) 1991-11-30
KR100187938B1 KR100187938B1 (ko) 1999-06-01

Family

ID=24030438

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910006068A Expired - Lifetime KR100187938B1 (ko) 1990-04-16 1991-04-16 저전류마이크로퓨우즈

Country Status (8)

Country Link
US (1) US5097246A (ko)
EP (1) EP0453217B1 (ko)
JP (1) JPH0750128A (ko)
KR (1) KR100187938B1 (ko)
CA (1) CA2040073C (ko)
DE (1) DE69125307T2 (ko)
HK (1) HK1000060A1 (ko)
MX (1) MX166706B (ko)

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Also Published As

Publication number Publication date
US5097246A (en) 1992-03-17
CA2040073C (en) 2000-08-29
KR100187938B1 (ko) 1999-06-01
EP0453217B1 (en) 1997-03-26
DE69125307D1 (de) 1997-04-30
DE69125307T2 (de) 1997-09-25
CA2040073A1 (en) 1991-10-17
JPH0750128A (ja) 1995-02-21
MX166706B (es) 1993-01-28
HK1000060A1 (en) 1997-10-31
EP0453217A1 (en) 1991-10-23

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