Laser ignition device for an internal combustion engine

US9347421B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Pascal Woerner · Ditzingen, DE
• Juergen Raimann · Weil der Stadt, DE
• Joerg Engelhardt · Ditzingen, DE
• Martin Weinrotter · Stuttgart, DE

Key dates

• Filing date: Oct 27, 2011
• Grant date: May 24, 2016
• Expiry date: Sep 21, 2032

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02P13/00
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A laser ignition device for an internal combustion engine, encompassing an ignition laser having a combustion chamber window, such that until startup of the laser ignition device, the combustion chamber window is equipped with a protective layer.