Josef Gerretz

Title: Innovations of Josef Gerretz in Rolling Mill Technology

Introduction

Josef Gerretz is a notable inventor based in Viersen, Germany, recognized for his contributions to the field of rolling mill technology. With a total of 10 patents to his name, Gerretz has developed innovative methods and apparatuses that enhance the efficiency and functionality of pilger rolling mills.

Latest Patents

Among his latest patents is a method of equalizing the torque on a drive of a pilger rolling mill. This invention addresses the challenges of torque equalization in rolling stands that utilize a linear oscillatory movement driven by a crank drive. By mathematically determining the variation of speed of rotation based on the system's kinematic parameters, Gerretz's method aims to avoid inefficient drive operations and generator motor issues. Another significant patent is for a cold pilger rolling mill featuring a reciprocating roll stand. This design incorporates a crank drive with three parallel shafts, balancing inertia forces effectively through strategically placed weights.

Career Highlights

Throughout his career, Josef Gerretz has worked with prominent companies such as Mannesmann Aktiengesellschaft and Mannesmann Demag Wean. His experience in these organizations has contributed to his expertise in rolling mill technology and innovation.

Collaborations

Gerretz has collaborated with notable colleagues, including Klaus Rehag and Horst Stinnertz, further enhancing his work in the field.

Conclusion

Josef Gerretz's innovative contributions to rolling mill technology demonstrate his significant impact on the industry. His patents reflect a deep understanding of mechanical systems and a commitment to improving manufacturing processes.