David J Rolling

Title: David J. Rolling: Innovator in Electrical Insulation Technology

Introduction

David J. Rolling is a distinguished inventor based in Waukesha, Wisconsin, known for his innovative contributions to electrical insulation technology. With a total of two patents to his name, Rolling's work focuses on enhancing the efficiency and performance of electrical apparatuses through advanced materials.

Latest Patents

Among his latest inventions, Rolling has developed an "Electrical apparatus with synthetic fiber and binder reinforced cellulose insulation paper." This innovation consists of at least one conductor surrounded by insulation paper, which is made of wood pulp fiber, synthetic fiber, and a binder material. The synthetic fiber content ranges from approximately 2 to 25 weight percent, significantly improving the insulation properties.

Another notable patent is the "Polymer sheet core and coil insulation for transformers." This invention pertains to a transformer that includes a core with a core window, a first coil, and a second coil. The design incorporates a polymer barrier insulation member placed partially within the core window, effectively positioned between the two coils to optimize performance and insulation efficiency.

Career Highlights

David J. Rolling is currently employed at the McGraw-Edison Company, a recognized name in the electrical equipment sector. His role involves advancing insulation technologies that cater to modern energy demands. His patents reflect a deep understanding of material science and engineering principles, demonstrating his commitment to innovation in electrical apparatus design.

Collaborations

Throughout his career, Rolling has collaborated with esteemed colleagues such as Richard M. Marusinec and Richard L. Stegehuis. Their teamwork has contributed to advancing technologies that have significant implications in the field of electrical engineering, paving the way for future innovations.

Conclusion

David J. Rolling stands out as a prominent figure in the realm of electrical innovations, with his patented inventions showcasing the integration of advanced materials into practical applications. His work at the McGraw-Edison Company and collaborations with fellow inventors reflect his significant impact on the industry, ensuring the continued evolution of electrical insulation technologies.