David P McClellan

Title: The Innovative Mind of David P. McClellan

Introduction

David P. McClellan, an accomplished inventor based in Westminster, MD, has made significant contributions to the field of electrical engineering through his innovative designs and solutions. With a portfolio of three patents, his work primarily focuses on enhancing the functionality and safety of current limiting circuit breakers.

Latest Patents

One of McClellan's most notable inventions is the "Stationary Contact Strap to Achieve a Current Limiting Blow-Off Effect." This invention describes a blow-off type current limiting circuit breaker that features a stationary contact strap composed of three elongated, closely spaced coplanar parallel arms. These arms are meticulously designed to create an effective fault current limiting mechanism. The interior arm, which carries current in a direction opposite to the exterior arms, plays a crucial role in rapidly separating the contacts during severe fault conditions, thus minimizing potential damage.

Another significant contribution is the "Contact Assembly Including Spring Loaded Cam Follower Overcenter Means." This innovative design employs a contact pressure spring that maintains the contact arm in an open position when the contacts are blown open. The invention incorporates a sophisticated multi-section cam mechanism that precisely controls the motion of the movable contact arm during contact blow-off, ensuring reliable operation without contact rebound issues.

Career Highlights

David P. McClellan is associated with Siemens-Allis, Inc., where he has applied his expertise to develop cutting-edge technologies in electrical safety. His innovative mindset and technical acumen have positioned him as a key figure in the field of circuit breaker design and implementation.

Collaborations

Throughout his career, McClellan has collaborated with talented professionals, including Frank W. Kussy and Gerald R. Duble. These collaborations have undoubtedly enriched his inventive processes, fostering an environment of creativity and innovation.

Conclusion

David P. McClellan exemplifies the spirit of innovation in the electrical engineering sector. His patents reflect a deep understanding of the complexities involved in designing safe and effective circuit breakers. As he continues to contribute to advancements in this field, McClellan's work will serve as a foundation for future innovations.