Company Filing History:
5 out of 20 
5 out of 178 
3 out of 2,921 
Years Active: 1978-1997
Title: The Innovative Contributions of Donald W. Carkhuff
Introduction
Donald W. Carkhuff is a notable inventor based in Florence, SC, who has made significant contributions to the field of plasma technology. With a total of 14 patents to his name, Carkhuff has demonstrated a commitment to innovation and advancement in his area of expertise.
Latest Patents
Among his latest inventions is a plasma arc torch that includes means for disabling the power source. This innovative torch features a body that defines a discharge axis, with an electrode coaxially aligned on that axis. A nozzle assembly is positioned adjacent to the discharge end of the electrode, and a heat shield is removably secured on the torch body. The power supply delivers electrical current to the electrode to create an electrical arc, while a plasma gas surrounds the arc. Additionally, a pressure sensing system is integrated to monitor the plasma gas pressure and disable the power supply if there is insufficient gas pressure, such as when the heat shield is removed. Another notable patent is a nozzle designed specifically for a plasma arc torch.
Career Highlights
Carkhuff has worked with prominent companies in the industry, including Esab Welding Products, Inc. and The Esab Group Inc. His work has significantly impacted the development of welding and plasma technologies, showcasing his expertise and innovative spirit.
Collaborations
Throughout his career, Carkhuff has collaborated with talented individuals such as Jeffrey S. Everett and Jule Conner. These collaborations have likely contributed to the advancement of his inventions and the overall progress in the field.
Conclusion
Donald W. Carkhuff's contributions to plasma technology through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in the industry, making a lasting impact on the field of welding and plasma applications.