Fuel injection pump for internal combustion engines

US4385614A · kind A · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Franz Eheim
• Wolfgang Geiger · Plankstadt, DE
• Werner Stadler · Heidelberg, DE

Key dates

• Filing date: Apr 3, 1980
• Grant date: May 31, 1983
• Expiry date: Apr 3, 2000

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02M59/366
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A fuel injection pump for internal combustion engines is proposed, the work chamber of which has a relief channel which is controllable via an electromagnetically actuatable valve, the movable valve element of which is urged in a closing direction by means of the pressure which prevails in the pump work chamber.