David R Evans

Title: The Innovative Contributions of David R. Evans

Introduction

David R. Evans is a notable inventor based in Bear Creek, North Carolina, who has made significant contributions to hydraulic systems in work machines. With a total of two patents to his name, Evans has demonstrated a commitment to advancing technology in his field.

Latest Patents

Evans' latest patents focus on a variable system pressure based on implement position. The first patent describes a hydraulic system that includes a hydraulic reservoir, a hydraulic pump in fluid communication with the reservoir, and a central valve configured for controlling the implement. This system also features a load sense pressure relief system and a controller that manages the central valve and the pressure relief system. The controller is designed to select between operating the hydraulic system at a first pressure and a second pressure based on factors related to the implement's position. The second patent mirrors these innovations, emphasizing the importance of adaptability in hydraulic systems for work machines.

Career Highlights

David R. Evans is currently employed at Caterpillar Underground Mining Pty. Ltd., where he applies his expertise in hydraulic systems. His work has contributed to the efficiency and effectiveness of machinery used in underground mining operations.

Collaborations

Evans has collaborated with notable coworkers such as Riley A. Albers and William Norbert O'Neill, further enhancing the innovative environment at Caterpillar Underground Mining.

Conclusion

David R. Evans is a distinguished inventor whose work in hydraulic systems has made a lasting impact on the industry. His patents reflect a deep understanding of the complexities involved in work machine operations, showcasing his innovative spirit and dedication to technological advancement.