Location History:
- Lisses, FR (2005 - 2009)
- St. Sulpice les Feuilles, FR (2008 - 2009)
Company Filing History:
Years Active: 2005-2009
Title: Jacques Roche: Pioneering Innovations in Turbojet Technology
Introduction
Jacques Roche, a notable inventor based in Lisses, France, has made significant contributions to the field of turbojet technology. With a total of six patents to his name, Roche's innovative designs focus on enhancing ignition performance in after-burner devices, among other advancements.
Latest Patents
Two of Jacques Roche's latest and most impactful patents include a method for improving the ignition performance of an after-burner device for a bypass turbojet and an innovative after-burner device itself. The first patent describes an after-burner device that integrates a 'hot' central primary flow from the turbine with a 'cold' peripheral secondary flow. The design features an ignition zone situated within the secondary flow, which facilitates improved after-burner ignition. By introducing a fraction of the primary flow into the ignition zone, Roche's method successfully elevates the temperature, promoting effective ignition under varied operating conditions.
The second patent pertains to a device for feeding air and fuel to a burner ring in an after-burner chamber. This invention includes multiple flame-holder arms that extend radially from an outer casing, supporting a burner ring composed of ring sectors. Each sector features a fuel feed rail and air manifold boxes, ensuring optimized combustion performance within the after-burner chamber.
Career Highlights
Throughout his career, Jacques Roche has worked with prominent organizations such as Snecma Moteurs and Snecma. His experiences in these respected companies have enabled him to cultivate his expertise in jet propulsion and combustion systems, ultimately leading to his groundbreaking inventions.
Collaborations
Roche's journey as an inventor has been enhanced by his collaborations with talented colleagues, including Jacques Bunel and Sébastien Baboeuf. Their collective expertise and shared vision for innovation in turbojet technology have contributed to the successful development of many advanced systems.
Conclusion
Jacques Roche stands out as a leading innovator in the field of turbojet technology, with his patents reflecting a deep understanding of combustion mechanics and aircraft design. His work continues to influence the aviation industry, showcasing the importance of innovation and collaboration in advancing technology.