Patent · US Expired

Fuel injection nozzle

US4363446A · kind A · utility

28Cited by

3References

2Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Gunther Jaggle
Ernst Lang · Gerlingen, DE
Heinrich Knapp · Leonberg, DE

Key dates

Filing date	Feb 13, 1981
Grant date	Dec 14, 1982
Priority date	—
Expiry date	Feb 13, 2001

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M61/08
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A fuel injection nozzle of the type which includes an outwardly opening valve needle of a valve group and an inner longitudinal bore connecting the valve group with a fuel inlet to the nozzle. The longitudinal bore includes a narrow section between two larger sections, the two larger sections being thus decoupled from pressure variations in either section.

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