Spark plug electrode material and spark plug and method for manufacturing the spark plug electrode material and an electrode for the spark plug

US9748741B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Lars Menken · Donzdorf, DE
• Juergen Oberle · Sindelfingen, DE
• Simone Baus · Bamberg, DE
• Jochen Boehm · Erbach, DE

Key dates

• Filing date: Feb 15, 2012
• Grant date: Aug 29, 2017
• Expiry date: Jan 18, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C22C19/03
• WIPO field: Electrical machinery, apparatus, energy
• WIPO sector: Electrical engineering

Abstract

A spark plug electrode material containing a) 0.7 to 1.3% silicon by weight, b) 0.5 to 1.0% copper by weight, and c) nickel as the balance.