FR2286486B1 - - Google Patents

Info

Publication number
FR2286486B1
FR2286486B1 FR7529479A FR7529479A FR2286486B1 FR 2286486 B1 FR2286486 B1 FR 2286486B1 FR 7529479 A FR7529479 A FR 7529479A FR 7529479 A FR7529479 A FR 7529479A FR 2286486 B1 FR2286486 B1 FR 2286486B1
Authority
FR
France
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
Application number
FR7529479A
Other languages
French (fr)
Other versions
FR2286486A1 (en
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2286486A1 publication Critical patent/FR2286486A1/en
Application granted granted Critical
Publication of FR2286486B1 publication Critical patent/FR2286486B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
    • 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
    • H01H1/0231—Composite material having a noble metal as the basic material provided with a solder layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Contacts (AREA)
  • Manufacture Of Switches (AREA)
  • Powder Metallurgy (AREA)
FR7529479A 1974-09-30 1975-09-26 TWO-LAYER SINTERED CONTACT PART, FOR ELECTRIC CUTTING DEVICES Granted FR2286486A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742446698 DE2446698C2 (en) 1974-09-30 1974-09-30 Two-layer sintered contact piece for electrical switching devices

Publications (2)

Publication Number Publication Date
FR2286486A1 FR2286486A1 (en) 1976-04-23
FR2286486B1 true FR2286486B1 (en) 1980-08-14

Family

ID=5927169

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529479A Granted FR2286486A1 (en) 1974-09-30 1975-09-26 TWO-LAYER SINTERED CONTACT PART, FOR ELECTRIC CUTTING DEVICES

Country Status (5)

Country Link
JP (1) JPS5162356A (en)
AT (1) AT333372B (en)
DE (1) DE2446698C2 (en)
FR (1) FR2286486A1 (en)
GB (1) GB1488970A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2639107A1 (en) * 1976-08-31 1978-03-02 Siemens Ag PROCESS FOR MANUFACTURING A CONTACT PIECE FROM SILVER AND AT LEAST TWO OXIDES OF BASE METALS
US4279649A (en) * 1978-06-16 1981-07-21 Nippon Telegraph And Telephone Public Corporation Electrical contact material
US4502899A (en) * 1981-06-30 1985-03-05 Matsushita Electric Works, Ltd. Electric joint material
DE3304619A1 (en) * 1983-02-10 1984-08-16 Siemens AG, 1000 Berlin und 8000 München TWO-LAYER SINTER CONTACT
JPS60246511A (en) * 1984-05-19 1985-12-06 中外電気工業株式会社 Contact for electric breaker
DE8500850U1 (en) * 1985-01-15 1985-04-25 Siemens AG, 1000 Berlin und 8000 München Contact bridge
JPS62268019A (en) * 1986-05-15 1987-11-20 株式会社　徳力本店 Composite contact material
JPS62268017A (en) * 1986-05-15 1987-11-20 株式会社　徳力本店 Composite contact material
JPS62268016A (en) * 1986-05-15 1987-11-20 株式会社　徳力本店 Composite contact material
JPS62268018A (en) * 1986-05-15 1987-11-20 株式会社　徳力本店 Composite contact material
DE4117311A1 (en) * 1991-05-27 1992-12-03 Siemens Ag CONTACT MATERIAL ON A SILVER BASE FOR USE IN SWITCHGEAR DEVICES IN ENERGY TECHNOLOGY
DE10001968B4 (en) * 1999-10-15 2004-02-12 Applikations- Und Technikzentrum Für Energieverfahrens-, Umwelt- Und Strömungstechnik (Atz-Evus) Process for making a powder
CN111223690B (en) * 2019-11-14 2022-10-28 上海钦滨新材料科技有限公司 High-strength high-conductivity spring contact finger and preparation process thereof
CN112091216B (en) * 2020-11-18 2021-02-02 陕西斯瑞新材料股份有限公司 Preparation method of high-welding-resistance copper-chromium fine-grain composite contact

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1803502C3 (en) * 1968-10-17 1973-01-04 Inovan-Stroebe Kg, 7534 Birkenfeld Silver metal oxide material

Also Published As

Publication number Publication date
AT333372B (en) 1976-11-25
GB1488970A (en) 1977-10-19
FR2286486A1 (en) 1976-04-23
ATA827074A (en) 1976-03-15
DE2446698A1 (en) 1976-04-08
JPS5162356A (en) 1976-05-29
DE2446698C2 (en) 1983-04-14

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Legal Events

Date Code Title Description
ST Notification of lapse