Glow plug having coking-optimized design

US8479697B2 · kind B2 · utility

Assignee

• BORGWARNER BERU SYSTEMS GMBH · DE

Inventors

• Karsten Volland · Ludwigsburg, DE
• Bernd Last · Reutlingen, DE
• Hans Houben · Würselen, DE
• Dirk Von Hacht · Bornsteiner Straße, DE
• Frank Pechhold · Ludwigsburg, DE
• Christian Pottiez · Eppingen, DE
• Michael Haussner · Memmingen, DE
• Ralf Ehlert · Stuttgart, DE

Key dates

• Filing date: Aug 21, 2008
• Grant date: Jul 9, 2013
• Expiry date: Sep 15, 2029

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F23Q7/001
• WIPO field: Thermal processes and apparatus
• WIPO sector: Mechanical engineering

Abstract

Glow plug, particularly for operation in a combustion engine, comprising at least one heating rod (1) and at least one body (2) and at least one annular gap (3) between the heating rod (1) and the body (2) and at least one chamber (4) primarily arranged between the heating rod (1) and the body (2).