Richard D Curtis

Title: The Innovative Contributions of Richard D. Curtis

Introduction

Richard D. Curtis is a notable inventor based in Munster, Indiana, with a remarkable portfolio of six patents. His work primarily focuses on advancements in transit car technology and rail truck apparatuses. Curtis's inventions reflect a commitment to improving functionality and efficiency in transportation systems.

Latest Patents

One of Curtis's latest patents is the "Assembly for Transit Car Door Hanger." This invention features a hanger bar assembly designed for sliding doors used in transit cars. It includes at least two coaxially oriented, tubular bearing segments that engage a cylindrical rod secured above the entry portal of a transit car. Each bearing segment is equipped with bearing means, such as a ball bushing bearing, and can be secured to a hanger bar at selected locations. This design takes into account various factors, including door support points and the distance the door must travel along the rod. Additionally, the bearing segments are sealed to prevent dirt and contaminants from entering.

Another significant patent is the "Rail Truck Suspension and Journal Housing Retention Assembly." This rail truck apparatus supports a railcar body on two longitudinally spaced wheel and axle sets. The design includes a frame with side frame members that define cradles for bearing housings. Each housing is designed for easy assembly and disassembly of the wheel and axle sets. The primary suspension is positioned between the bearing housing and the frame, ensuring stability when the wheel and axle sets are removed. This innovative design also incorporates a load-equalizing spring assembly to enhance performance.

Career Highlights

Throughout his career, Richard D. Curtis has worked with several prominent companies, including Thrall Car Manufacturing Company and Atchison Casting Corporation. His experience in these organizations has contributed to his expertise in the field of transportation technology.

Collaborations

Curtis has collaborated with notable coworkers such as Shaun Richmond and Sam D. Smith. Their combined efforts have likely fostered a creative environment that encourages innovation and the development of new ideas.

Conclusion

Richard D. Curtis's contributions to the field of transportation technology through his patents demonstrate his innovative spirit and dedication to improving transit systems. His work continues to influence the industry and inspire future advancements.