DE69020383D1 - Kontaktbildendes Material für einen Vakuumschalter. - Google Patents

Kontaktbildendes Material für einen Vakuumschalter.

Info

Publication number
DE69020383D1
DE69020383D1 DE69020383T DE69020383T DE69020383D1 DE 69020383 D1 DE69020383 D1 DE 69020383D1 DE 69020383 T DE69020383 T DE 69020383T DE 69020383 T DE69020383 T DE 69020383T DE 69020383 D1 DE69020383 D1 DE 69020383D1
Authority
DE
Germany
Prior art keywords
contact
forming material
vacuum switch
vacuum
switch
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.)
Expired - Fee Related
Application number
DE69020383T
Other languages
English (en)
Other versions
DE69020383T2 (de
Inventor
Tsutomu Okutomi
Mikio Okawa
Atsushi Yamamoto
Tsuneyo Seki
Yoshinari Satoh
Mitsutaka Honma
Seishi Chiba
Tadaaki Sekiguchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69020383D1 publication Critical patent/DE69020383D1/de
Application granted granted Critical
Publication of DE69020383T2 publication Critical patent/DE69020383T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Contacts (AREA)
  • Powder Metallurgy (AREA)
DE69020383T 1989-03-01 1990-02-26 Kontaktbildendes Material für einen Vakuumschalter. Expired - Fee Related DE69020383T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1049066A JP2768721B2 (ja) 1989-03-01 1989-03-01 真空バルブ用接点材料

Publications (2)

Publication Number Publication Date
DE69020383D1 true DE69020383D1 (de) 1995-08-03
DE69020383T2 DE69020383T2 (de) 1996-03-21

Family

ID=12820707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020383T Expired - Fee Related DE69020383T2 (de) 1989-03-01 1990-02-26 Kontaktbildendes Material für einen Vakuumschalter.

Country Status (6)

Country Link
US (1) US5045281A (de)
EP (1) EP0385380B1 (de)
JP (1) JP2768721B2 (de)
KR (1) KR930001134B1 (de)
CN (1) CN1019430B (de)
DE (1) DE69020383T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2778826B2 (ja) * 1990-11-28 1998-07-23 株式会社東芝 真空バルブ用接点材料
JP2908071B2 (ja) * 1991-06-21 1999-06-21 株式会社東芝 真空バルブ用接点材料
JP3597544B2 (ja) * 1993-02-05 2004-12-08 株式会社東芝 真空バルブ用接点材料及びその製造方法
DE69520762T2 (de) * 1994-02-21 2001-08-09 Toshiba Kawasaki Kk Kontaktmaterial für Vakuumschalter und Verfahren zu dessen Herstellung
TW265452B (de) * 1994-04-11 1995-12-11 Hitachi Seisakusyo Kk
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
US5933701A (en) * 1996-08-02 1999-08-03 Texas A & M University System Manufacture and use of ZrB2 /Cu or TiB2 /Cu composite electrodes
JPH10199379A (ja) * 1997-01-13 1998-07-31 Shibafu Eng Kk 真空遮断器用接点材料
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
CN1051867C (zh) * 1997-08-14 2000-04-26 北京有色金属研究总院 具有超薄电接触层的微异型触点带的制造工艺
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
CN1060879C (zh) * 1998-01-14 2001-01-17 郝振亚 高熔点安全型继电器、接触器
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
PL212910B1 (pl) * 2002-02-12 2012-12-31 Smithkline Beecham Corp Pochodna nikotynoamidu, srodek farmaceutyczny i zastosowanie pochodnej nikotynoamidu
JP2006120373A (ja) * 2004-10-20 2006-05-11 Hitachi Ltd 真空遮断器，真空バルブ及び電極とその製法
EP1875481A1 (de) * 2005-04-16 2008-01-09 ABB Technology AG Verfahren zur herstellung von kontaktstücken für vakuumschaltkammern
TW200710905A (en) 2005-07-07 2007-03-16 Hitachi Ltd Electrical contacts for vacuum circuit breakers and methods of manufacturing the same

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3827883A (en) * 1972-10-24 1974-08-06 Mallory & Co Inc P R Electrical contact material
DE2346179A1 (de) * 1973-09-13 1975-06-26 Siemens Ag Verbundmetall als kontaktwerkstoff fuer vakuumschalter
US4008081A (en) * 1975-06-24 1977-02-15 Westinghouse Electric Corporation Method of making vacuum interrupter contact materials
US4135755A (en) * 1976-07-12 1979-01-23 Alfred Steffens Arrangement for floor gymnastics
US4137076A (en) * 1977-02-24 1979-01-30 Westinghouse Electric Corp. Electrical contact material of TiC, WC and silver
JPS5578429A (en) * 1978-12-06 1980-06-13 Mitsubishi Electric Corp Contact material for vacuum breaker
US4327156A (en) * 1980-05-12 1982-04-27 Minnesota Mining And Manufacturing Company Infiltrated powdered metal composite article
US4547640A (en) * 1981-10-01 1985-10-15 Kabushiki Kaisha Meidensha Electrical contact structure of a vacuum interrupter
EP0109088B1 (de) * 1982-11-16 1986-03-19 Mitsubishi Denki Kabushiki Kaisha Kontaktwerkstoff für Vakuumschalter
DE3303170A1 (de) * 1983-01-31 1984-08-02 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen von kupfer-chrom-schmelzlegierungen als kontaktwerkstoff fuer vakuum-leistungsschalter
US4784829A (en) * 1985-04-30 1988-11-15 Mitsubishi Denki Kabushiki Kaisha Contact material for vacuum circuit breaker
JPS6277439A (ja) * 1985-09-30 1987-04-09 Toshiba Corp 真空バルブ用接点材料
JPH0760623B2 (ja) * 1986-01-21 1995-06-28 株式会社東芝 真空バルブ用接点合金
JPH0653907B2 (ja) * 1986-10-09 1994-07-20 株式会社東芝 真空バルブ用接点材料
JPH0779013B2 (ja) * 1987-09-29 1995-08-23 株式会社東芝 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

Also Published As

Publication number Publication date
KR930001134B1 (ko) 1993-02-18
KR910015712A (ko) 1991-09-30
US5045281A (en) 1991-09-03
JP2768721B2 (ja) 1998-06-25
JPH02228438A (ja) 1990-09-11
EP0385380A3 (de) 1992-04-01
EP0385380B1 (de) 1995-06-28
EP0385380A2 (de) 1990-09-05
CN1045312A (zh) 1990-09-12
DE69020383T2 (de) 1996-03-21
CN1019430B (zh) 1992-12-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee