Andre Lalin

Title: The Innovations of Andre Lalin

Introduction

Andre Lalin is a notable inventor based in Boulogne-Billancourt, France. He has made significant contributions to the field of automotive engineering, particularly in the development of multi-plate clutches and hydraulic control devices for automatic transmissions. With a total of 2 patents to his name, Lalin's work showcases his expertise and innovative spirit.

Latest Patents

One of Lalin's latest patents is the "Rotary plate carrier drum for multi-plate clutches or brakes." This invention features a bearing plate designed to encompass a set of keys formed on the outer cylindrical periphery of the drum. The keys are separated by longitudinal slots that engage with the radial extensions of both internal and external plates of coaxial clutches. This drum construction is particularly intended for use in multi-plate clutches within planetary change-speed transmission mechanisms.

Another significant patent is the "Hydraulic control device for automatic change-speed transmissions." This device is especially relevant for motor vehicles and includes a fluid reservoir, a pump, and a main pressure regulation valve that determines the line pressure. The hydraulic circuit is connected to the main pressure regulation valve and feeds a series of hydraulic receivers through auxiliary regulation valves. This innovative design enhances the efficiency and functionality of automatic transmissions.

Career Highlights

Andre Lalin is currently employed at Régie Nationale des Usines Renault, where he continues to apply his engineering skills and innovative thinking. His work at Renault has allowed him to contribute to advancements in automotive technology, particularly in the area of transmission systems.

Collaborations

Throughout his career, Lalin has collaborated with notable colleagues, including Roger Brisabois and Jean Piret. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in the automotive sector.

Conclusion

Andre Lalin's contributions to the field of automotive engineering through his patents and work at Renault highlight his role as an influential inventor. His innovative designs in multi-plate clutches and hydraulic control devices continue to impact the automotive industry.