Method for producing a spark plug electrode

A method of joining an electrode of a spark plug with a noble metal is described, the noble metal being joined locally with the electrode using a thermal input produced by a continuously operating laser beam.

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Bibliographic Details
Main Authors ULM HEINZ, BENZ ANDREAS, JUESTEL THOMAS, FISCHER JOCHEN, KLASSEN MARTIN, FUNK KONRAD
Format Patent
LanguageEnglish
Published 20.03.2007
Subjects
BASIC ELECTRIC ELEMENTS
BLASTING
CLADDING OR PLATING BY SOLDERING OR WELDING
COMBUSTION ENGINES
CORONA DEVICES
CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING
ELECTRICITY
GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
IGNITION, OTHER THAN COMPRESSION IGNITION, FORINTERNAL-COMBUSTION ENGINES
LIGHTING
MACHINE TOOLS
MECHANICAL ENGINEERING
METAL-WORKING NOT OTHERWISE PROVIDED FOR
OVERVOLTAGE ARRESTERS USING SPARK GAPS
PERFORMING OPERATIONS
SOLDERING OR UNSOLDERING
SPARK GAPS
SPARKING PLUGS
TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
TRANSPORTING
WEAPONS
WELDING
WORKING BY LASER BEAM
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Summary:A method of joining an electrode of a spark plug with a noble metal is described, the noble metal being joined locally with the electrode using a thermal input produced by a continuously operating laser beam.
Bibliography:Application Number: US20030239950