Pump piston for axial piston pumps

US5094150A · kind A · utility

Assignee

• Hoechst Ceramtec AG · DE

Inventors

• Klaus Russner · Achern, DE
• Volker Dietrich · Neuenstein, DE
• Gerd Meier · Oettingen, DE

Key dates

• Filing date: Apr 10, 1990
• Grant date: Mar 10, 1992
• Expiry date: Apr 10, 2010

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F04B53/147
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

In the pump piston for axial piston pumps which comprises a ceramic piston and a drive member of metallic material the ceramic piston has an end face of which from 20 to 80% is in the form of a joint surface for a soldered connection to the drive member.