Location History:
- Indian Head Park, IL (US) (1987 - 1992)
- Chicago, IL (US) (1991 - 1994)
Company Filing History:
12 out of 582 
4 out of 44 
2 out of 1,121 
Years Active: 1987-1994
Title: The Innovative Contributions of William D. Wallace
Introduction
William D. Wallace is a notable inventor based in Chicago, IL, who has made significant contributions to the field of engineering, particularly in railway coupling systems. With a total of 14 patents to his name, Wallace's inventions have played a crucial role in enhancing the safety and efficiency of railway operations.
Latest Patents
Among his latest patents, Wallace has developed a "Locking Wedge Assembly to Removably Secure a Male Connection Member." This invention provides a locking wedge assembly capable of exerting a predetermined pressure in at least one direction. The assembly is designed to securely attach a male connection member to a female connection member in an articulated coupling arrangement, which is essential for connecting railway cars in a semi-permanent manner. The assembly features a wedge-shaped member that engages with surfaces in the female member and a shaft member of a spherical bearing on the male member. Additionally, he has patented a "Male Connection Member for an Articulated Coupling Arrangement," which includes a first end portion that connects to a railway car and a second end portion designed to prevent contact with other components of the coupling arrangement.
Career Highlights
Throughout his career, William D. Wallace has worked with prominent companies such as Westinghouse Air Brake Company and Sargent Industries, Inc. His experience in these organizations has allowed him to refine his skills and contribute to innovative solutions in the railway industry.
Collaborations
Wallace has collaborated with talented individuals in his field, including Wajih Kanjo and Michael G. Hawryszkow. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.
Conclusion
William D. Wallace's contributions to railway coupling technology through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the industry and improve safety standards in railway operations.