Company Filing History:
Years Active: 1995-2004
Title: Innovations of Robert Allan Bourne
Introduction
Robert Allan Bourne is a notable inventor based in Mt. Vernon, Indiana. He has made significant contributions to the field of thermoplastic film production, holding a total of 2 patents. His work focuses on enhancing the quality and efficiency of film extrusion processes.
Latest Patents
Bourne's latest patents include a film extrusion process for producing thermoplastic film and a variable width die for extruding sheet products. The film extrusion process involves an apparatus designed to create thermoplastic films with low birefringence and low stress, suitable for optical media applications. This innovative apparatus features a unique calendering roll stack, where at least one roll consists of an inner steel shell, a resilient covering, and a multi-layer metal sleeve. The multi-layer sleeve is composed of nickel, copper, and chrome, providing a highly polished surface. The resulting film has a retardation value of less than about 100 nanometers and a surface roughness of less than about 4 microinches. The continuous extrusion process eliminates the need for further finishing operations. Additionally, the variable width die allows for precise control over the width of the extruder die opening, enabling the adjustable extrusion of materials.
Career Highlights
Bourne is associated with General Electric Company, where he has applied his expertise in the development of advanced manufacturing processes. His work has contributed to the company's reputation for innovation in the field of materials science.
Collaborations
Throughout his career, Bourne has collaborated with notable colleagues, including William C. Paul and Dennis Joseph Coyle. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Robert Allan Bourne's contributions to the field of thermoplastic film production exemplify the spirit of innovation. His patents reflect a commitment to improving manufacturing processes and enhancing product quality. His work continues to influence the industry and inspire future advancements.