EP 0660475 A1 19950628 - Spark plug or igniter electrodes and spark plugs or igniters embodying same.
Title (en)
Spark plug or igniter electrodes and spark plugs or igniters embodying same.
Title (de)
Elektroden für Zündkerzen oder Anzünder und diese enthaltende Zündkerzen oder Anzünder.
Title (fr)
Electrodes pour bougie d'allumage ou allumeur et bougies d'allumage ou allumeurs munis de celles-ci.
Publication
Application
Priority
ZA 937335 A 19931223
Abstract (en)
A spark plug or other spark igniter is provided in which at least an operative part of one, both or all electrodes thereof is made of a material including an intermetallic compound having a melting point above 1400 DEG C and chosen to exhibit adequate toughness, resistance to thermal shock, and electrical conductivity. The intermetallic compound may form one phase of a multi-phase material. Ruthenium aluminide is disclosed as a preferred intermetallic compound.
IPC 1-7
IPC 8 full level
H01T 13/20 (2006.01); H01T 13/39 (2006.01)
CPC (source: EP KR)
H01T 13/39 (2013.01 - EP KR)
Citation (search report)
- [X] GB 2005649 A 19790425 - JOHNSON MATTHEY CO LTD
- [X] WO 9210868 A1 19920625 - BOSCH GMBH ROBERT [DE]
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0660475 A1 19950628; AU 675023 B2 19970116; AU 8169794 A 19950713; BR 9405233 A 19950801; CA 2138732 A1 19950624; CN 1110022 A 19951011; JP H07235364 A 19950905; KR 950021926 A 19950726; NZ 270219 A 19970324; RU 94044329 A 19961027; TW 326593 B 19980211; ZA 9410180 B 19950829
DOCDB simple family (application)
EP 94309728 A 19941222; AU 8169794 A 19941221; BR 9405233 A 19941223; CA 2138732 A 19941221; CN 94120498 A 19941222; JP 32006894 A 19941222; KR 19940036179 A 19941223; NZ 27021994 A 19941220; RU 94044329 A 19941221; TW 83111905 A 19941220; ZA 9410180 A 19941221