Roland Levrai

Title: Roland Levrai: A Pioneer in Pneumatic Booster Innovations

Introduction

Roland Levrai, a prolific inventor based in Stains, France, has made significant contributions to the field of automotive engineering with an impressive portfolio of 40 patents. His expertise primarily revolves around systems that enhance braking performance, showcasing his commitment to innovation and safety in motor vehicles.

Latest Patents

Among Levrai's most recent inventions is the "Self-boosting pneumatic booster using a pivoting key." This advanced pneumatic booster operates using a plunger housed within a bore, designed to engage with a moving seat and a shut-off member selectively. The unique characteristic of this plunger lies in its cylindrical body and a ring that facilitates pivotal movements, permitting an extended actuation of the booster post-braking.

Another notable patent is the "Master cylinder for motor vehicle electro-hydraulic braking installation." This sophisticated master cylinder design integrates a hydraulic-fluid supply device, ensuring effective communication between the master cylinder and the wheel brake cylinders through a system of shut-off valves. It also features a simulator with a piston that responds to fluid pressure, enhancing the overall performance and responsiveness of the braking system.

Career Highlights

Levrai's career has been marked by his associations with prominent companies in the automotive sector, including Bendix Europe Services Techniques and Bendix France. His work at these organizations allowed him to apply his innovative ideas, driving advancements in braking technology that have been implemented in various vehicles.

Collaborations

Throughout his career, Levrai has had the opportunity to collaborate with respected professionals in the field, including Jean-Jacques Carre and Philippe Georges Castel. These partnerships have fostered a collaborative environment where innovative concepts can develop into practical solutions, further pushing the boundaries of automotive safety and performance.

Conclusion

Roland Levrai's contributions to the field of automotive engineering through his numerous patents highlight his role as a key innovator in pneumatic booster technology. His dedication to improving vehicle safety through innovative design continues to influence the industry, making him a notable figure among contemporary inventors.