Donald L LeVoir

Title: Innovations by Donald L. LeVoir in Railroad Crossing Gate Control Systems

Introduction

Donald L. LeVoir is an accomplished inventor based in Coon Rapids, MN (US). He has made significant contributions to the field of railroad safety through his innovative designs. With a total of three patents to his name, LeVoir has focused on enhancing the functionality and reliability of railroad crossing gate control systems.

Latest Patents

LeVoir's latest patents include a railroad crossing gate control system that features a separate maintenance mechanism. This system is designed to move a crossing gate in both up and down directions while also providing a method for raising the gate counterweights in case of a failure. The control system utilizes an electric motor with multiple electromagnet poles and an armature that rotates within these poles, allowing for precise control of gate movement. Additionally, the system incorporates a motor and snub relay that connects to the armature and motor poles, ensuring reliable operation.

Another notable patent is the railroad crossing gate mechanism control system, which also focuses on moving the crossing gate in both directions. This system includes an electrical motor with permanent magnet poles and series-connected electromagnet poles. The design features an armature that rotates inside the poles, along with a motor and snub relay that manage the application of power for gate movement. An overspeed control is integrated to limit the armature speed, enhancing safety during operation.

Career Highlights

LeVoir is currently employed at Safetran Systems Corporation, where he continues to develop innovative solutions for railroad safety. His work has significantly impacted the industry, providing safer and more efficient systems for managing railroad crossings.

Collaborations

LeVoir has collaborated with his coworker, James E. Moe, to further enhance the development of their innovative systems. Their teamwork has contributed to the successful implementation of advanced technologies in railroad safety.

Conclusion

Donald L. LeVoir's contributions to railroad crossing gate control systems demonstrate his commitment to innovation and safety. His patents reflect a deep understanding of the complexities involved in railroad operations, making significant strides in enhancing public safety.