Jacques G Havard

Title: Jacques G Havard: Innovator in Gas Turbine Technology

Introduction

Jacques G Havard is a notable inventor based in Moissy-Cramayel, France. He has made significant contributions to the field of gas turbine technology, holding two patents that showcase his innovative approach to engineering challenges. His work has implications for the efficiency and design of gas turbine engines.

Latest Patents

Havard's latest patents include a gas turbine engine featuring an integral guide vane and separator diffuser. This invention presents a separator-diffuser that incorporates axial walls functioning as a guide vane stage for the oxidizer compressor. By integrating the last guide vane stage into the diffuser structure, the overall axial length and bulk of the gas turbine engine can be significantly reduced. The design includes a generally annular oxidizer flow passage that allows for efficient oxidizer flow from the compressor to the fuel injection heads.

Another significant patent is related to a laser welding process for assembling two metal parts. This innovative process enables the production of partitioned boxes by fastening from the outside. It utilizes two successive inclined laser beam shots that intersect at the upper surface of the assembly head, allowing for precise welding without the need for internal access. This method has applications in manufacturing components for turbojet engines.

Career Highlights

Havard is associated with the Société Nationale d'Étude et de Construction de Moteurs d'Aviation, a company known for its advancements in aviation engine technology. His work there has allowed him to develop and refine his innovative ideas, contributing to the evolution of gas turbine engines.

Collaborations

Some of his notable coworkers include Jean-Paul D Alary and Gerard Y Barbier. Their collaboration has likely fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Jacques G Havard's contributions to gas turbine technology through his patents reflect his innovative spirit and engineering expertise. His work continues to influence the design and efficiency of modern gas turbine engines.