Company Filing History:
Years Active: 1977-1979
Title: **Innovations of Donald D. Armstrong: A Pioneer in Circuit Breaker Technology**
Introduction
Donald D. Armstrong is a notable inventor based in Pittsburgh, PA, with a remarkable portfolio of three patents in the field of circuit breaker technology. His contributions have advanced the reliability and efficiency of electrical systems, showcasing his commitment to innovation in the electrical engineering domain.
Latest Patents
Among his latest inventions, Armstrong has developed a **Stored Energy Circuit Breaker**, which features stationary and movable contacts. This circuit breaker operates between open and closed positions, utilizing a unique mechanism where the movable contact is biased in an open position. The design incorporates a cam secured to a rotatable drive shaft, which engages a cam roller attached to a follower plate. The intricate relationship between mechanical components provides a mechanical advantage, allowing for efficient energy management.
Another significant invention by Armstrong is the **Circuit Breaker Spring Assembly**, designed to ensure the reliable transition of movable contacts between positions. This assembly features a unique helical closing spring and integrated shock-absorbing means to mitigate energy release upon discharge. These innovations stand as testament to Armstrong's inventive prowess in enhancing electrical circuit protection.
Career Highlights
Armstrong has had a successful career at Westinghouse Electric Corporation, where he has worked diligently to improve circuit breaker technology. His expertise and innovative spirit have made significant contributions to the field, enabling the development of safer and more reliable electrical systems.
Collaborations
Throughout his career, Armstrong has collaborated with esteemed colleagues, including Alfred E. Maier and Louis N. Ricci. Together, they have worked on various projects, enriching the development environment at Westinghouse Electric Corporation and pushing the boundaries of electrical engineering innovation.
Conclusion
Donald D. Armstrong’s contributions as an inventor have not only shaped the technology surrounding circuit breakers but have also demonstrated the crucial role of innovation in electrical engineering. His patents reflect a blend of creativity and technical expertise, providing safer solutions that continue to influence the industry today.