Ewald Hagen

Title: Ewald Hagen - Innovator in Tube-Extruding Technology

Introduction

Ewald Hagen is a notable inventor based in Langenfeld, Germany. He has made significant contributions to the field of tube-extruding technology, particularly with his innovative methods for controlling mandrels in extrusion presses. His work has led to advancements that enhance the efficiency and precision of pipe production.

Latest Patents

Ewald Hagen holds a patent for a "Method of controlling mandrel in a tube-extruding press." This invention relates to a method for adjusting the position of a mandrel situated in a hydraulic punch, which consists of a cylinder and a ram forming a mandrel cylinder. The method is designed for an extrusion press that produces pipes extruded from blocks loaded into a receiving device upstream of the press. The invention is characterized by the direct drive of the mandrel cylinder by pumps set for a pre-calculated throughput dependent on press speed, with an additional throughput added to the pre-calculated pump throughput. A control valve connected to a tank acts on the ring side of the mandrel to adjust its position.

Career Highlights

Ewald Hagen is associated with Sms Eumuco GmbH, where he has applied his expertise in the field of extrusion technology. His innovative approach has contributed to the company's reputation for excellence in manufacturing processes.

Collaborations

Ewald has worked alongside notable colleagues such as Arnold Schwippe and Andreas Wershofen. Their collaborative efforts have furthered advancements in the technology and processes related to tube extrusion.

Conclusion

Ewald Hagen's contributions to the field of tube-extruding technology exemplify the impact of innovation on manufacturing processes. His patent and work at Sms Eumuco GmbH highlight his role as a key figure in advancing the efficiency of pipe production.