Claude Chevalier

Title: Claude Chevalier: Innovator in Hydrodynamic Technology

Introduction

Claude Chevalier is a notable inventor based in Jouars-Pontchartrain, France. He has made significant contributions to the field of automotive technology, particularly in the development of hydrodynamic torque converters. With a total of 3 patents to his name, Chevalier's work has had a lasting impact on automatic transmission systems in motor vehicles.

Latest Patents

One of Chevalier's latest patents is for a hydrodynamic torque converter with bridging means. This innovative device is designed for the automatic transmission of motor vehicles and provides multiple gear ratios. It features a mechanism that bridges the input and output shafts of the converter. The hydraulic fluid is supplied through a hollow transmission shaft, which penetrates into the converter's inner space via a gaged orifice. The control chamber of the converter is equipped with a solenoid valve that regulates pressure, ensuring optimal performance during operation.

Another significant patent is an electronic device that controls the bridging or locking of a hydrodynamic torque converter. This device includes a comparison unit that assesses the speeds of the input and output shafts against a pre-set value. It sends a control command to an electrohydraulic transducer, facilitating smooth transitions between transmission ratios. The timing unit within the device ensures that the bridging is eliminated during gear changes, enhancing the overall efficiency of the transmission system.

Career Highlights

Claude Chevalier is associated with Renault, a prominent automotive manufacturer known for its innovative engineering and design. His work at Renault has allowed him to contribute to the advancement of automotive technology, particularly in the area of transmission systems.

Collaborations

Throughout his career, Chevalier has collaborated with esteemed colleagues such as Jean M Bouvet and Jean P Parthuisot. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.

Conclusion

Claude Chevalier's contributions to hydrodynamic technology and automatic transmission systems have established him as a key figure in the automotive industry. His innovative patents continue to influence the design and functionality of modern vehicles.