This inventor holds 1 USPTO granted patent. Top assignee: Omark Industries, Inc.. Active years: 1988.
Company Filing History:
Years Active: 1988
Title: Innovations by George P Dunn in Railroad Technology
Introduction
George P Dunn is an accomplished inventor based in Morphett Vale, Australia. He has made significant contributions to the field of railroad technology, particularly through his innovative patent that enhances the safety and efficiency of securing railroad rails.
Latest Patents
George P Dunn holds a patent for a "Stud, arc shield and rail clip for securing railroad rails." This invention discloses welding methods and articles designed to secure railroad rails to supporting surfaces. The patent features a retaining stud, an arc shield for welding the stud, a rail clip for securing the rail, and tools for installing and removing the clip. The retaining stud is a T-shaped component with a rectangular stem and head, which has an under surface forming an arcuate reaction surface. The stud is welded using the arc stud welding technique, where controlled time and current dictate the ultimate weld height and angulation. The arc shield complements the surface being welded and includes a weld fillet cavity that maintains a constant weld fillet volume. The rail clip is generally U-shaped, with a design that allows it to effectively engage the stud and rail.
Career Highlights
George P Dunn is associated with Omark Industries, Inc., where he has applied his expertise in welding and railroad technology. His innovative approach has led to advancements in the methods used for securing railroad rails, contributing to safer and more reliable rail systems.
Collaborations
Throughout his career, George has collaborated with notable colleagues, including Leslie J Diener and William F Langman. These partnerships have fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
George P Dunn's contributions to railroad technology through his innovative patent demonstrate his commitment to enhancing safety and efficiency in the industry. His work continues to influence the methods used in securing railroad rails, showcasing the importance of innovation in engineering.