Spark plug resistance element and spark plug

US12237650B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Hubertus Braun · Renningen, DE
• Benedikt Reinsch · Riederich, DE
• Carsten Kuenzel · Tamm, DE
• Corinna Vonau · Stuttgart, DE
• Helene Kasjanow · Stuttgart, DE
• Stefan Nufer · Stuttgart, DE

Key dates

• Filing date: Nov 26, 2019
• Grant date: Feb 25, 2025
• Expiry date: Apr 11, 2042

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C03C2214/16
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A spark plug resistance element that includes at least one inorganic amorphous oxide and at least one first inorganic crystalline oxide having a relative dielectric permittivity of at most 15. A spark plug that includes at least one spark plug resistance element is also described.