Patent ID: 7581304
Filing Date: 2009-09-01
Classification: H01R,H01T,Y10T

Abstract:
1. A method of forming spark plug having a center electrode, said spark plug comprising: providing a first elongated material, said first elongated material being formed from at least one element selected from the group consisting of Platinum, Palladium, Rhodium, Iridium, Ruthenium, and Rhenium; providing a second elongated material, said second elongated material being formed from at least one element selected from the group consisting of Nickel, Chromium, Vanadium, Zirconium, Tungsten, Osmium, Gold, Iron, Cobalt, and Aluminum; joining said first elongated material to said second elongated material; severing a portion of said joined first and second elongated materials to form a firing tip, said firing tip including a portion of said first and second elongated materials; and thereafter assembling said firing tip to the center electrode.