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EP0250958A3 - Material for electrical low-current contacts - Google Patents

Material for electrical low-current contacts Download PDF

Info

Publication number
EP0250958A3
EP0250958A3 EP87108367A EP87108367A EP0250958A3 EP 0250958 A3 EP0250958 A3 EP 0250958A3 EP 87108367 A EP87108367 A EP 87108367A EP 87108367 A EP87108367 A EP 87108367A EP 0250958 A3 EP0250958 A3 EP 0250958A3
Authority
EP
European Patent Office
Prior art keywords
current contacts
electrical low
alloys
palladium
electrical
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
EP87108367A
Other languages
German (de)
Other versions
EP0250958A2 (en
EP0250958B1 (en
Inventor
Lorenz Dr. Berchtold
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.)
Inovan GmbH and Co KG Metalle und Bauelemente
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AT87108367T priority Critical patent/ATE67894T1/en
Publication of EP0250958A2 publication Critical patent/EP0250958A2/en
Publication of EP0250958A3 publication Critical patent/EP0250958A3/en
Application granted granted Critical
Publication of EP0250958B1 publication Critical patent/EP0250958B1/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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Contacts (AREA)
  • Conductive Materials (AREA)

Abstract

Gold-silver-palladium alloys are used as materials for electrical low-current contacts, in which alloys there is embedded an inter- metallic palladium-zinc compound in the form of fine particles.
EP87108367A 1986-06-28 1987-06-10 Material for electrical low-current contacts Expired - Lifetime EP0250958B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT87108367T ATE67894T1 (en) 1986-06-28 1987-06-10 MATERIAL FOR ELECTRICAL LOW CURRENT CONTACTS.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3621779 1986-06-28
DE19863621779 DE3621779A1 (en) 1986-06-28 1986-06-28 MATERIAL FOR ELECTRICAL LOW-CURRENT CONTACTS

Publications (3)

Publication Number Publication Date
EP0250958A2 EP0250958A2 (en) 1988-01-07
EP0250958A3 true EP0250958A3 (en) 1989-09-06
EP0250958B1 EP0250958B1 (en) 1991-09-25

Family

ID=6303968

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87108367A Expired - Lifetime EP0250958B1 (en) 1986-06-28 1987-06-10 Material for electrical low-current contacts

Country Status (4)

Country Link
EP (1) EP0250958B1 (en)
JP (1) JPS6311632A (en)
AT (1) ATE67894T1 (en)
DE (2) DE3621779A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4467635B1 (en) * 2009-05-28 2010-05-26 Ｔａｎａｋａホールディングス株式会社 Sliding contact material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637807A1 (en) * 1976-08-21 1978-02-23 Heraeus Gmbh W C GOLD ALLOY FOR ELECTRICAL CONTACTS
EP0027520A1 (en) * 1979-10-08 1981-04-29 W.C. Heraeus GmbH Electrical weak-current contact
EP0145924A2 (en) * 1983-12-14 1985-06-26 Degussa Aktiengesellschaft Material for low-current contacts

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1089491B (en) * 1957-12-06 1960-09-22 Degussa Contact material for low-voltage contacts
JPS5138439B1 (en) * 1971-04-15 1976-10-21
DE2540956C3 (en) * 1975-09-13 1978-06-08 W.C. Heraeus Gmbh, 6450 Hanau Gold alloy as a material for electrical contacts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637807A1 (en) * 1976-08-21 1978-02-23 Heraeus Gmbh W C GOLD ALLOY FOR ELECTRICAL CONTACTS
EP0027520A1 (en) * 1979-10-08 1981-04-29 W.C. Heraeus GmbH Electrical weak-current contact
EP0145924A2 (en) * 1983-12-14 1985-06-26 Degussa Aktiengesellschaft Material for low-current contacts

Also Published As

Publication number Publication date
ATE67894T1 (en) 1991-10-15
EP0250958A2 (en) 1988-01-07
DE3621779A1 (en) 1988-01-14
EP0250958B1 (en) 1991-09-25
JPS6311632A (en) 1988-01-19
DE3773274D1 (en) 1991-10-31
DE3621779C2 (en) 1988-04-07

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