Patent · US Active

Fuel system for an internal combustion engine

US7543575B2 · kind B2 · utility

2Cited by

14References

20Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Jens Wolber · Gerlingen, DE
Christian Koehler · Dresden, DE
Laurent Nack · Stuttgart, DE

Key dates

Filing date	Dec 5, 2007
Grant date	Jun 9, 2009
Priority date	—
Expiry date	Dec 5, 2027

Classification

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

Abstract

A fuel system for an internal combustion engine includes a delivery unit and a pressure region into which the delivery unit feeds; the fuel system includes at least one heater and a control unit, which activates the heater when the delivery unit is switched off so that the pressure in the pressure region does not fall below a limit pressure.

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