Radial piston pump for fuel injection system having improved high-pressure resistance

US7775192B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Paul Wuetherich · Schwieberdingen, DE
• Josef Guentert · Gerlingen, DE
• Karl-Heinz Linek · Neckarrems, DE
• Florian Kleer · Merchweiler, DE
• Gerd Loesch · Stuttgart, DE
• Peter Grabert · Modugno, IT
• Nicola Cimaglia · Putignano, IT
• Antonio Diaferia · Corato, IT
• Rosanna Iorizzo · Molfetta, IT
• Sandra Ranaldo · Bologna, IT
• Giuseppe Palma · Crema, IT

Key dates

• Filing date: May 13, 2003
• Grant date: Aug 17, 2010
• Expiry date: Sep 22, 2025

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T137/7927
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A radial piston pump has a pump housing containing pump elements and whose high-pressure conduits extending in the pump housing are embodied so as to significantly increase the permissible operating pressures.