Robert D Biornstad

Title: Innovations by Robert D Biornstad

Introduction

Robert D Biornstad is a notable inventor based in Renton, WA (US). He has made significant contributions to the field of composite materials, particularly in the aerospace industry. With a total of 5 patents, his work focuses on improving the fabrication processes of composite structures.

Latest Patents

One of Biornstad's latest patents is a method for minimizing fiber distortion during the fabrication of a one-piece composite barrel section. This innovative method involves creating a mandrel with a coefficient of thermal expansion that is greater than that of the laid-up composite ply assembly. This differential allows for the circumferential stretching of the composite ply assembly, thereby reducing out-of-plane fiber distortion during the curing process. Another significant patent involves composite barrel sections for aircraft fuselages. This patent describes a manufacturing assembly that includes a skin, a stiffener, and a tubular bladder, which work together to create strong and lightweight composite sections for aircraft.

Career Highlights

Biornstad has spent a considerable part of his career at The Boeing Company, where he has been instrumental in advancing composite manufacturing techniques. His expertise in this area has led to the development of innovative solutions that enhance the performance and reliability of aircraft structures.

Collaborations

Throughout his career, Biornstad has collaborated with several talented individuals, including Bruce C Blankinship and Terry J George. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Robert D Biornstad's contributions to the field of composite materials have had a lasting impact on the aerospace industry. His innovative patents and collaborative efforts continue to push the boundaries of what is possible in aircraft design and manufacturing.