KR920010693A - 진공 인터럽터용 접점재료 - Google Patents

진공 인터럽터용 접점재료 Download PDF

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Publication number
KR920010693A
KR920010693A KR1019910021497A KR910021497A KR920010693A KR 920010693 A KR920010693 A KR 920010693A KR 1019910021497 A KR1019910021497 A KR 1019910021497A KR 910021497 A KR910021497 A KR 910021497A KR 920010693 A KR920010693 A KR 920010693A
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KR
South Korea
Prior art keywords
vol
contact material
content
component
vacuum interrupter
Prior art date
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KR1019910021497A
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English (en)
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KR950011980B1 (ko
Inventor
쓰도무 오꾸또미
아쓰시 아미모또
쓰네요 새끼
미끼오 오끼와
미쓰다끼 홈미
Original Assignee
아오이 죠이찌
가부시끼가이샤 도시바
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Publication of KR920010693A publication Critical patent/KR920010693A/ko
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Publication of KR950011980B1 publication Critical patent/KR950011980B1/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/023—Composite material having a noble metal as the basic material
    • H01H1/0233—Composite material having a noble metal as the basic material and containing carbides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Contacts (AREA)

Abstract

내용 없음

Description

진공 인터럽터용 접점재료
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 진공 인터럽터용 접점재료를 채용한 진공 인터럽터의 단면도,
제2도는 제1도에 도시된 진공 인터럽터의 단면도,
제2도는 제1도에 도시된 진공 인터럽터의 전극부분의 확대 단면도.

Claims (4)

  1. (a) Ag, Cu 및 이들의 조합으로 이루어진 그룹에서 선택한 고도전성 성분의 함유량이 25∼70vol%이고, (b) Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W 및 이들의 조합으로 이루어진 그룹에서 선택한 1원소의 탄화물로 구성된 내호성성분의 함유량이 75-30vol%이고, 상기 내호성 성분의 평균입경이 0.3∼3μm이고, 상기 내호성 성분의 평균입자간 거리가 0.1∼1μm내인 것이 특징인 진공 인터럽터용 접점재료.
  2. 제1항에 있어서, 상기 고도전송 성분이 60vol%이하의 Cu인 것이 특징인 진공 인터럽터용 접점재료.
  3. 제1항에 있어서, Fe, Co, Ni 및 이들의 조합으로 이루어진 그룹에서 선택한 보조성분 함량이 10vol%이하(0% 포함)인 것이 특징인 진공 인터럽터용 접점재료.
  4. 제1항에 있어서, (A) 상기 접점재료의 조성이, (ⅰ) 상기 고도전성 성분의 함량이 22∼65vol%이고, 고도전성 성분의 합계량에 대한 Ag함량[Ag/(Ag+Cu)×100]이 40∼100vol%이고, (ⅱ) 상기 보조성분 함량이 1vol%이하이고, (ⅲ) 잔량은 상기 내호성성분이며, (B) 상기 접점재료의 조직이 (ⅰ) 그 일부 또는 전부가 고도전성 성분의 매트릭스와, 입경 3μm이하의 내호성 성분에 의해서 구성된 골격으로 돼 있고, 나머지 부분이 고도전성 성분만으로 돼 있고, 5μm이상의 거칠은 섬상의 조직을 형성하고 있고, (ⅱ) 상기 섬상조직부를 제외한 나머지 부의 내호성 성분의 평균입자간 거리(하기식(1)에 의한 계산치)가 0.1∼0.5μm이고,
    (식중, λwc는 WC의 평균입아간 거리(μm)이고 dwc는 WC의 입경(μm)이고; f1는 상기 섬상조직부이외의 부분의 용적%이고; fwc는 WC의 용적%임) (C) 접점의 상대밀도가 90vol%이상인 것을 특징으로 하는 진공 인터럽터용 접점재료.
    ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
KR1019910021497A 1990-11-28 1991-11-28 진공 인터럽터용 접점재료 KR950011980B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP90-327555 1990-11-28
JP2327555A JP2778826B2 (ja) 1990-11-28 1990-11-28 真空バルブ用接点材料

Publications (2)

Publication Number Publication Date
KR920010693A true KR920010693A (ko) 1992-06-27
KR950011980B1 KR950011980B1 (ko) 1995-10-13

Family

ID=18200376

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910021497A KR950011980B1 (ko) 1990-11-28 1991-11-28 진공 인터럽터용 접점재료

Country Status (7)

Country Link
US (1) US5420384A (ko)
EP (1) EP0488083B1 (ko)
JP (1) JP2778826B2 (ko)
KR (1) KR950011980B1 (ko)
CN (1) CN1022960C (ko)
DE (1) DE69124933T2 (ko)
TW (1) TW201358B (ko)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2766441B2 (ja) * 1993-02-02 1998-06-18 株式会社東芝 真空バルブ用接点材料
US5516995A (en) * 1994-03-30 1996-05-14 Eaton Corporation Electrical contact compositions and novel manufacturing method
TW265452B (ko) * 1994-04-11 1995-12-11 Hitachi Seisakusyo Kk
US5701993A (en) * 1994-06-10 1997-12-30 Eaton Corporation Porosity-free electrical contact material, pressure cast method and apparatus
JPH08249991A (ja) * 1995-03-10 1996-09-27 Toshiba Corp 真空バルブ用接点電極
JPH09161628A (ja) * 1995-12-13 1997-06-20 Shibafu Eng Kk 真空バルブ用接点材料及びその製造方法
JP3598195B2 (ja) * 1997-03-07 2004-12-08 芝府エンジニアリング株式会社 接点材料
CN1050215C (zh) * 1997-12-24 2000-03-08 王千 低压电器用特种合金电触头材料
JP3773644B2 (ja) * 1998-01-06 2006-05-10 芝府エンジニアリング株式会社 接点材料
KR100332513B1 (ko) 1998-08-21 2002-04-13 니시무로 타이죠 진공 밸브용 접점 재료 및 그 제조 방법
JP4404980B2 (ja) * 1999-02-02 2010-01-27 芝府エンジニアリング株式会社 真空バルブ
TW200710905A (en) 2005-07-07 2007-03-16 Hitachi Ltd Electrical contacts for vacuum circuit breakers and methods of manufacturing the same
CN1812028B (zh) * 2006-03-09 2010-11-17 吴学栋 一种具有强开断能力的触头
JP5350317B2 (ja) * 2009-09-30 2013-11-27 株式会社日立製作所 真空開閉器、または開閉器用の電極もしくは真空開閉器の製造方法
CN101979694A (zh) * 2010-11-25 2011-02-23 福达合金材料股份有限公司 一种耐电压银碳化钨石墨触头材料及其制备方法
JP2012134014A (ja) * 2010-12-21 2012-07-12 Toshiba Corp 真空バルブ用接点材料
US8890019B2 (en) 2011-02-05 2014-11-18 Roger Webster Faulkner Commutating circuit breaker
US9318277B2 (en) * 2013-09-24 2016-04-19 Siemens Industry, Inc. Electrical contact apparatus, assemblies, and methods
JP6302276B2 (ja) * 2014-02-12 2018-03-28 日本タングステン株式会社 電気接点材料、電気接点対および遮断器
JP6381860B1 (ja) * 2017-02-22 2018-08-29 三菱電機株式会社 接点材料、その製造方法及び真空バルブ
GB201715588D0 (en) * 2017-09-26 2017-11-08 Belron Int Ltd Curing repair resin
CN115961174A (zh) * 2022-12-12 2023-04-14 哈尔滨东大高新材料股份有限公司 一种低压电器用动触头材料及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL241567A (ko) * 1958-07-24
GB1020914A (en) * 1961-11-10 1966-02-23 Gen Electric Improvements in vacuum circuit interrupter
GB1257417A (ko) * 1970-03-20 1971-12-15
JPS5140940B2 (ko) * 1972-03-07 1976-11-06
FR2441254A1 (fr) * 1978-11-07 1980-06-06 Cime Bocuze Materiau de contact pour dispositif electrique et procede de fabrication
JPS6277439A (ja) * 1985-09-30 1987-04-09 Toshiba Corp 真空バルブ用接点材料
JP2653486B2 (ja) * 1988-08-19 1997-09-17 株式会社東芝 真空バルブ用接点材料
JP2768721B2 (ja) * 1989-03-01 1998-06-25 株式会社東芝 真空バルブ用接点材料

Also Published As

Publication number Publication date
EP0488083A3 (en) 1993-04-14
DE69124933D1 (de) 1997-04-10
US5420384A (en) 1995-05-30
JPH04206121A (ja) 1992-07-28
TW201358B (ko) 1993-03-01
KR950011980B1 (ko) 1995-10-13
DE69124933T2 (de) 1997-09-25
CN1062811A (zh) 1992-07-15
CN1022960C (zh) 1993-12-01
EP0488083A2 (en) 1992-06-03
JP2778826B2 (ja) 1998-07-23
EP0488083B1 (en) 1997-03-05

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