Company Filing History:
2 out of 52 
1 out of 475 
Years Active: 1976-1983
Title: Innovations of Hermann Leitner
Introduction
Hermann Leitner is a notable inventor based in Langenfeld, Germany. He has made significant contributions to the field of rolling mill technology, holding a total of three patents. His work has advanced the methods and apparatus used in the manufacturing of steel products.
Latest Patents
One of Hermann Leitner's latest patents is a skew rolling mill designed for reducing solid and hollow cross-sections. This innovative mill features three taper rolls that are inclined at an angle to the axis of the rolled stock and offset relative to each other by 120 degrees. Each taper roll is driven through a complex system involving a bevel gear pair, intermediate shaft, intermediate gear, and a planet gear, all powered by a sun gear located on a rotatable hollow shaft. The design integrates the roll and its drive into a roll head, with casings that act as rockers, allowing for pivoting along the end face of the roll support. The pivot axes can be adjusted slightly in a guide that extends perpendicularly to the common plane of the gears.
Another significant patent is related to a process and apparatus for rolling rod or light-section steel. This invention utilizes a cluster-roll stand and a planetary, diagonal rolling stand, featuring angularly arranged rolls to enhance the efficiency of the rolling process.
Career Highlights
Throughout his career, Hermann Leitner has worked with prominent companies in the industry, including Schloemann-Siemag Aktiengesellschaft and SMS Schloemann-Siemag Aktiengesellschaft. His experience in these organizations has contributed to his expertise in rolling mill technology and innovation.
Collaborations
Hermann has collaborated with notable professionals in his field, including Erich Bretschneider and Friedhelm Bohmer. These collaborations have likely enriched his work and led to further advancements in rolling mill technology.
Conclusion
Hermann Leitner's contributions to the field of rolling mill technology are significant, with multiple patents that showcase his innovative spirit. His work continues to influence the manufacturing processes in the steel industry.