Company Filing History:
Years Active: 1988-2002
Title: Innovations by Keith Douglas Sheffler
Introduction
Keith Douglas Sheffler is a notable inventor based in Wethersfield, CT (US). He has made significant contributions to the field of thermal barrier coatings, holding a total of 4 patents. His work focuses on enhancing the durability and efficiency of thermal barrier systems used in various applications.
Latest Patents
Sheffler's latest patents include a thermal barrier coating having improved durability and a method of providing the coating. This method involves creating grooves or features between the bond coat and the ceramic thermally insulating layer. By selectively removing material, such as through laser techniques, Sheffler ensures that the remaining material has a more uniform microstructure. This innovative approach results in TBC systems that demonstrate improved durability, with lifespans up to four times longer than previous systems. Another significant patent is the thermal barrier removal process, which outlines a method for removing ceramic thermal barrier layers from gas turbine engine hardware. This process combines chemical and mechanical steps to effectively remove the thermal barrier coating while preserving the bond coat, allowing for subsequent repairs.
Career Highlights
Sheffler has had a distinguished career at United Technologies Corporation, where he has applied his expertise in thermal barrier technologies. His innovative approaches have contributed to advancements in the aerospace and energy sectors, enhancing the performance and longevity of critical components.
Collaborations
Throughout his career, Sheffler has collaborated with esteemed colleagues, including Thomas J Radzavich and Donald G Nordstrom. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Keith Douglas Sheffler's contributions to thermal barrier coating technology exemplify the impact of innovation in engineering. His patents reflect a commitment to improving the durability and efficiency of thermal systems, making significant strides in the industry.