EP 0774523 B1 20000412 - Silver-iron material for electrical switch contacts
Title (en)
Silver-iron material for electrical switch contacts
Title (de)
Silber-Eisen-Werkstoff für elektrische Schaltkontakte (III)
Title (fr)
Matière agent-fer pour contacts interrupteurs électriques
Publication
Application
Priority
DE 19543223 A 19951120
Abstract (en)
[origin: DE19543223C1] Ag-Fe material comprises (in wt.%): 0.5-20 Fe, 0.05-5 Re,Ir and/or Ru, and 0.05-2 oxide of Mg, Ca, Y, La, Ti, Zr, Hf, Ce, Nb, Ta, Cr, Mn, Fe, Cu Zn, Al, In, Si, and Sn, with a balance of Ag. The material contains 0.3-1.5 wt.% Re, Ir and/or Ru, 0.2-1.2 wt.% oxide components, and 0.5-10 wt.% Fe.
IPC 1-7
IPC 8 full level
C22C 5/06 (2006.01); H01H 1/02 (2006.01); H01H 1/023 (2006.01)
CPC (source: EP US)
C22C 5/06 (2013.01 - EP US); H01H 1/023 (2013.01 - EP US)
Designated contracting state (EPC)
DE ES FR GB IT
DOCDB simple family (publication)
DE 19543223 C1 19970220; DE 59604949 D1 20000518; EP 0774523 A1 19970521; EP 0774523 B1 20000412; ES 2146824 T3 20000816; JP H09171734 A 19970630; US 5728194 A 19980317
DOCDB simple family (application)
DE 19543223 A 19951120; DE 59604949 T 19961026; EP 96117208 A 19961026; ES 96117208 T 19961026; JP 30521096 A 19961115; US 75193496 A 19961119