Patent · US Expired

Method of providing an ignitable fuel/air mixture in an internal combustion engine with direct fuel injection

US5983853A · kind A · utility

17Cited by

13References

9Claims

0Family size

Assignee

Daimler-Benz AG · DE

Inventors

Klaus Roessler · Winnipeg, CA
Stephan Kraemer · Boulder, US
Guenter Karl · Eßlingen, DE
Christian Enderle · Plochingen, DE

Key dates

Filing date	Oct 15, 1997
Grant date	Nov 16, 1999
Priority date	—
Expiry date	Oct 15, 2017

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

In a method of providing an ignitable fuel/air mixture in the combustion chambers of the various cylinders of an internal combustion engine with direct fuel injection wherein fuel is injected into the combustion chambers by way of injectors including injection nozzles with valve members for controllably opening and closing the injection nozzles, the valve member opening strokes and the valve member opening times are variably adjusted depending on specific engine operating conditions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.