Bruno Fragniere

Title: Bruno Fragniere: Innovator in Additive Manufacturing and Heat Pipe Technology

Introduction

Bruno Fragniere is a notable inventor based in Clermont-Ferrand, France. He has made significant contributions to the fields of additive manufacturing and heat transfer technology. With a total of three patents to his name, Fragniere's work showcases his innovative spirit and technical expertise.

Latest Patents

One of Fragniere's latest patents is a manufacturing chamber for an additive manufacturing machine. This invention features an enclosure that includes a working plane and a manufacturing platform for the deposition of layers of additive manufacturing material. It also incorporates a circuit for circulating an inert gas flow over the manufacturing platform. The design is characterized by an inlet opening for the gas flow and a working plane with an upstream ramp that utilizes the Coanda effect to enhance gas flow attachment.

Another significant patent is a method for producing a heat pipe. This method involves several steps performed on a first tube made from a malleable material. The process includes swaging the diameter of the tube at one end, sealing it closed, and inserting a second tube of smaller diameter. The interface between the two tubes is sealed, and the pipe is partially filled with a heat-transfer fluid before sealing the free end of the second tube.

Career Highlights

Bruno Fragniere has worked with prominent companies such as Compagnie Générale des Établissements Michelin and Michelin Recherche et Technique S.A. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of manufacturing and heat transfer.

Collaborations

Throughout his career, Fragniere has collaborated with talented individuals, including Daniel Walser and Albin Effernelli. These partnerships have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Bruno Fragniere is a distinguished inventor whose work in additive manufacturing and heat pipe technology has made a significant impact in his field. His innovative patents and collaborations reflect his dedication to advancing technology and improving manufacturing processes.