Location History:
- Somerset, PA (US) (2000)
- Summerset, PA (US) (2001)
Company Filing History:
Years Active: 2000-2001
Title: Innovations by David A. Lohr
Introduction
David A. Lohr is an accomplished inventor based in Summerset, PA (US). He holds a total of 2 patents that showcase his innovative contributions to the field of rail transportation. His work reflects a commitment to enhancing the efficiency and functionality of rail systems.
Latest Patents
One of his notable patents is the "Railroad Car Pick-Up Shoe." This invention features a wayside electrical pick-up shoe designed to operate the discharge of a railcar. It includes a spring-biased electrical contact that is pivotally attached to a base plate. The design incorporates a mechanism for electrically insulating the base plate from the electrical contact, which may involve insulating material forming part of the pivot. Additionally, insulating material is supplied on a spring member that biases the contact.
Another significant patent is the "Light Weight Gondola Car." This invention presents a gondola car with side walls constructed from multiple upper and lower sheets, featuring a longitudinal stiffener formed from the lower portions of these sheets. The design includes a bolster transition stake that enhances strength by joining the side sheet, top chord, bolster web, and side sill. The load from the truck assemblies is effectively transmitted to the car body through load carriers, while diagonal truss members strengthen the end panels. The body frame is connected to the center sill with a reinforcement plate, and the center sill and draft sills are interconnected by a tie plate.
Career Highlights
David A. Lohr is currently associated with Johnstown America Corporation, where he continues to innovate in the rail industry. His work has significantly contributed to advancements in railcar design and functionality.
Collaborations
Throughout his career, David has collaborated with notable colleagues, including Robert H. Dorian and Kerry L. Sauter. These partnerships have fostered a creative environment that encourages the development of innovative solutions in rail transportation.
Conclusion
David A. Lohr's contributions to the field of rail transportation through his patents demonstrate his dedication to innovation. His work not only enhances the efficiency of rail systems but also reflects a broader commitment to advancing technology in the industry.