Process and apparatus for compressing metallic powder into a compact

US6845710B2 · kind B2 · utility

Assignee

• FETTE GMBH · DE

Inventors

• Jurgen Hinzpeter · Schwarzenbek, DE
• Ulrich Zeuschner · Schwarzenbek, DE
• Ingo Schmidt · Schwarzenbek, DE
• Thomas Pannewitz · Klein Pampau, DE
• Udo Baltruschat · Hamburg, DE
• Thorsten Ehrich · Witzhave, DE
• Ulf Hauschild · Hamburg, DE

Key dates

• Filing date: Aug 22, 2002
• Grant date: Jan 25, 2005
• Expiry date: Aug 22, 2022

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29K2303/06
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A process for compressing metallic powder into a compact in a powder press which has a die-plate, a hydraulically operated upper ram and at least one hydraulically operated lower ram, wherein the lower ram is set to vibrations while the die-plate is being filled with metallic powder.