Company Filing History:
Years Active: 1977-1997
Title: Innovations of John R. Coleman
Introduction
John R. Coleman is a notable inventor based in Dayton, OH (US). He has made significant contributions to the field of engineering, particularly in the automotive sector. With a total of 12 patents to his name, Coleman has demonstrated a commitment to innovation and problem-solving.
Latest Patents
Among his latest inventions is the "Master Cylinder Reservoir Assembly." This dual-acting master cylinder and reservoir assembly features a pair of bayonets on the reservoir that fit into primary and secondary bosses of the master cylinder. Each bayonet includes disks with control orifices that regulate pressure during the initial filling process of the braking system. This design minimizes pressure differential across the secondary piston, enhancing the efficiency of the braking system.
Another significant patent is the "Integral Reservoir Seal of a Master Cylinder." This assembly incorporates a plastic reservoir with mounting tubes that fit around or into the recesses of the master cylinder body. The outer ends of these tubes have elastic seals that engage the wall surfaces of the mounting bosses, ensuring a secure and leak-proof connection. These seals can be either lip type or O-ring type, providing versatility in design.
Career Highlights
John R. Coleman is currently associated with Gm Global Technology Operations LLC, where he continues to innovate and develop new technologies. His work has had a lasting impact on the automotive industry, particularly in enhancing the safety and reliability of braking systems.
Collaborations
Throughout his career, Coleman has collaborated with talented individuals such as Dwight W. McDaniel and Cecil C. Pugh. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
John R. Coleman is a distinguished inventor whose contributions to automotive technology have paved the way for safer and more efficient vehicles. His innovative spirit and dedication to engineering excellence continue to inspire future generations of inventors.