Piston pump for a vehicle brake system

US6283733A · kind A · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Dieter Merklein · Ludwigsburg, DE
• Siegfried Fritsch · Sonthofen, DE
• Ralf Zitzelsberger · Marktoberdorf, DE
• Andreas Weh · Kempten (Allgäu), DE
• Michael Hellebrandt · Bürgberg, DE

Key dates

• Filing date: Oct 29, 1999
• Grant date: Sep 4, 2001
• Expiry date: Oct 29, 2019

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F04B53/168
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A piston pump which is intended for use in a vehicle for a hydraulic, slip-controlled braking system. To enable producing the piston pump inexpensively, a bush is made without undercuts as an upset part integrally with a bottom which has a valve seat for the outlet valve of the piston pump.