Company Filing History:
5 out of 77 
1 out of 9 
1 out of 2 Years Active: 1989-2007
Title: Ewald May: A Pioneer in Piston Technology
Introduction
Ewald May, a distinguished inventor based in Bonn, Germany, has made significant contributions to the field of engineering, particularly in piston technology. With a total of 9 patents to his name, May has developed innovative methods and designs that have influenced various applications, especially in automotive and mechanical systems.
Latest Patents
Among his latest inventions is a patent titled "Method for making a piston body." This innovative method outlines a comprehensive process for producing a one-part piston body specifically designed for piston-cylinder arrangements, such as shock absorber pistons. The method involves several steps: initially, pressing a green compact from a sinterable metallurgical powder; sintering the compact to create a blank; utilizing stamping tools to introduce transverse grooves into the support webs through cold deformation; and finally, calibrating the blank to its final form through pressing with appropriate tools.
With a keen focus on practical applications, May has also developed a "Piston for a piston-cylinder arrangement, in particular a shock absorber piston." This invention features a piston body with a peripheral web on its surface, designed to accommodate a collar-shaped sealing element made from thermoformable plastic material. The innovative design ensures optimal functionality and sealing performance, highlighting May's commitment to advancing piston technology.
Career Highlights
Ewald May's career has been marked by his tenure at notable companies such as GKN Sinter Metals GmbH and Ringsdorff-Werke GmbH. His experience in these companies has provided him with a strong foundation to develop and patent groundbreaking technologies that address industry needs.
Collaborations
Throughout his career, Ewald May has collaborated with talented professionals, including Antonio Casellas and Max-Otto Rauert. Together, they have contributed to advancements in their respective fields, working towards innovative solutions that enhance product performance and reliability.
Conclusion
Ewald May stands out as a prominent inventor whose work in piston technology is characterized by innovation and practicality. His patents reflect a deep understanding of engineering principles and a commitment to enhancing mechanical performance. As a figure in the world of inventions, May continues to inspire future generations of engineers and inventors.