William D Cornwell, Jr

Title: Innovations of William D. Cornwell, Jr.

Introduction

William D. Cornwell, Jr. is a notable inventor based in Kettering, OH (US). He has made significant contributions to the field of electric motor technology, holding a total of 2 patents. His work focuses on enhancing the performance and efficiency of electric motors, particularly in reducing noise and interference.

Latest Patents

Cornwell's latest patents include innovative designs aimed at improving electric motor functionality. One of his patents, titled "Commutator having segments with a varied dimension," describes a commutator that features a plurality of spaced, electrically conducting segments. Each segment has a physical dimension that determines the relative time duration of brush contact during commutator rotation. This design effectively reduces the amplitude of brush noise, making it less tonal and annoying. Another patent, "Electric motor having radio frequency interference radiation suppression," involves a unique arrangement of capacitors connected in parallel across each supply lead of a brush-commutator type electric motor. This design provides a PI filter for each brush, enhancing the motor's performance by minimizing interference.

Career Highlights

Cornwell is currently associated with GM Global Technology Operations, Inc., where he continues to innovate in the field of electric motors. His work has been instrumental in advancing motor technology, contributing to the development of quieter and more efficient electric motors.

Collaborations

Throughout his career, Cornwell has collaborated with notable colleagues, including Richard Edward Longhouse and Harry C. Buchanan, Jr. These collaborations have fostered a creative environment that has led to significant advancements in their respective fields.

Conclusion

William D. Cornwell, Jr. is a distinguished inventor whose work in electric motor technology has made a lasting impact. His innovative patents reflect his commitment to improving motor efficiency and reducing noise, showcasing his valuable contributions to the industry.