Joseph R Greig

Title: Joseph R. Greig: A Pioneer in Plasma Technology

Introduction

Joseph R. Greig, based in Greenbelt, MD (US), is an innovative inventor recognized for his contributions to plasma technology. With a total of two patents to his name, Greig has made significant strides in the field of electrothermal gun cartridges, which have potential applications in advanced weaponry.

Latest Patents

One of Greig's notable inventions is the plasma generator for an electrothermal gun cartridge. This innovative plasma generator features elongated metallic rod and tube members extending along a central axis, incorporating an axial gap that generates an electrical arc to ignite propellants. Various embodiments of this design allow for both simultaneous and sequential firing while utilizing fuses for timing control. Additionally, the helical design of the member portions enables rotation of the electrical arc, facilitating effective distribution of plasma for ignition.

Another significant patent focuses on the acceleration of a projectile through a gun barrel using high-pressure gas applied to the rear of the projectile. This patent describes a high-pressure plasma discharge whose flow transverses into a chamber, resulting in an exothermic reaction that produces high-pressure hydrogen gas. This gas then acts on the rear of the projectile, maintaining a relatively constant pressure as it accelerates down the barrel, showcasing the innovative interplay between plasma technology and propulsion.

Career Highlights

Throughout his career, Greig has worked with notable companies including GT-Devices and General Dynamics Land Systems, Inc. These experiences have contributed to his expertise in the field and his ability to innovate groundbreaking technologies.

Collaborations

Greig has collaborated with talented professionals, including Yeshayahu Shyke Goldstein and Derek A. Tidman. These partnerships have fostered a creative environment that has enabled the development of advanced plasma technologies.

Conclusion

Joseph R. Greig stands out as a prominent inventor in the realm of plasma technology with his unique patents that push the boundaries of innovation. His work, characterized by collaboration and industry experience, lays a solid foundation for future advancements in this exciting field.