Method for operating an internal combustion engine

US6732705B2 · kind B2 · utility

Assignee

• Daimlerchrysler AG · US

Inventors

• Oliver Ebelsheiser · Stuttgart, DE
• Alois Raab · Aalen, DE
• Martin Schnabel · Aalen, DE
• Martin-Claudio Schuler · Stuttgart, DE
• Guenter Wenninger · Stuttgart, DE

Key dates

• Filing date: Dec 4, 2002
• Grant date: May 11, 2004
• Expiry date: Dec 4, 2022

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/40
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

In a method for operating an internal combustion engine with direct fuel injection, the fuel injection includes at least two injections that are carried out at at least two different injection pressures.