Stéphane Chagneau

Title: Stéphane Chagneau: Innovator in Seal Assembly Technology

Introduction

Stéphane Chagneau is a notable inventor based in Nyoiseau, France. He has made significant contributions to the field of engineering, particularly in the development of seal assemblies. His innovative work has led to the creation of a patented technology that enhances the performance of roller bearings.

Latest Patents

Stéphane Chagneau holds a patent for a "Seal assembly, roller bearing comprising such an assembly, and method for manufacturing this assembly." This invention features a seal assembly that includes a fixed element, a rotating element, and a seal member. The seal member consists of a stiff annular reinforcement and an elastic material that is in contact with a sliding surface. The sliding surface is designed with an arithmetic mean roughness greater than or equal to 0.15 µm and less than 0.5 µm. Additionally, the roughness ratio of the sliding surface is greater than or equal to one, which is defined as the ratio of the quantity of valleys to the quantity of peaks over the surface.

Career Highlights

Stéphane Chagneau is currently employed at Hutchinson, a company known for its expertise in advanced materials and sealing solutions. His role at Hutchinson allows him to apply his innovative ideas in practical applications, contributing to the company's reputation for quality and reliability in engineering solutions.

Collaborations

Throughout his career, Stéphane has collaborated with talented individuals such as Valérie Postec and Jean Lor. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Stéphane Chagneau is a distinguished inventor whose work in seal assembly technology has made a significant impact in the engineering field. His patented innovations continue to influence the design and manufacturing of roller bearings, showcasing his commitment to advancing technology.