Apparatus for delivering fuel from a tank to an internal combustion engine

US7303378B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Stephan Kleppner · Bretten, DE
• Hans-Peter Braun · Sulz am Neckar, DE
• Wolfgang Gabauer · Asperg, DE
• Oliver Wahl · Schwieberdingen, DE
• Thomas Wieland · Stuttgart, DE
• Erich Eiler · Sersheim, DE
• Ludger Kuermann · Schwieberdingen, DE
• Juergen Weikert · Rutesheim, DE

Key dates

• Filing date: Apr 12, 2004
• Grant date: Dec 4, 2007
• Expiry date: Nov 25, 2025

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02M37/0082
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

The fuel supply apparatus according to the invention is improved in a simple manner in that it is provided with short fuel lines. According to the invention, the drive line of the suction jet pumps is connected to a pressure line downstream of the fuel supply pump and has at least one check valve or a siphon.