Bolingbrook, IL, United States of America

David W Daugherty Jr

This inventor holds 1 USPTO granted patent. Top assignee: Westinghouse Air Brake Company. Active years: 1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David W Daugherty Jr. Retrieved from https://idiyas.com/inventor/david-w-daugherty-jr-h22cimf7

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1996

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1 patent (USPTO):Explore Patents

Title: Innovations by David W Daugherty Jr: The Slackless Drawbar Assembly

Introduction

David W Daugherty Jr, an inventive mind from Bolingbrook, IL, has made significant contributions to the field of transportation technology. With a focus on enhancing vehicle mechanics, he holds one patent that showcases his ingenuity. His work is particularly notable for introducing a novel design in drawbar assemblies, advancing the functionality and efficiency of vehicular operations.

Latest Patents

Daugherty’s groundbreaking patent is titled "Slackless Drawbar Assembly Utilizing a Ball and Race Assembly." This innovation describes a slackless drawbar that enhances the connection between a car body center sill and the drawbar itself. The design features a female member with a specialized cavity that accommodates a male member, incorporating spherical components and shaft members that improve the performance of the assembly. This mechanism is secured and refined through a series of wedges and a race that allows for smooth operation, significantly reducing slack in the drawbar connection.

Career Highlights

David W Daugherty Jr is affiliated with the Westinghouse Air Brake Company, a leading name in transportation safety and performance technologies. His role at the company allows him to apply his inventive skills in practical applications, contributing to the development of systems that enhance the reliability and safety of transportation vehicles.

Collaborations

Daugherty’s inventive journey has seen him collaborate with talented colleagues, including Wajih Kanjo and Michael G Hawryszkow. These partnerships foster a creative environment, enabling innovative ideas to emerge and be refined for practical use in the industry.

Conclusion

David W Daugherty Jr’s patent highlights his commitment to improving transportation mechanics through innovation. His slackless drawbar assembly is a testament to his engineering skills and understanding of vehicular dynamics. As he continues his career at Westinghouse Air Brake Company, Daugherty remains a prominent figure in the realm of transportation inventions, paving the way for future advancements.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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