Andrew C Shum

Title: The Innovative Contributions of Andrew C. Shum

Introduction

Andrew C. Shum is a notable inventor based in Des Plaines, Illinois. He has made significant contributions to the field of electrical engineering, particularly in the development of circuit interrupters. With a total of two patents to his name, Shum's work reflects a commitment to innovation and safety in electrical power transmission and distribution systems.

Latest Patents

Shum's latest patents include a "Circuit interrupter and operating mechanism therefor" and an "Operating arrangement for mechanism." The first patent describes a single-pole circuit interrupter that features a sealed housing containing pressurized gas, movable contacts, and an operating mechanism responsive to low-speed rotational charging input. This design allows for efficient energy storage and operation while minimizing environmental exposure. The second patent outlines an operating arrangement for a mechanism that operates on stored energy, requiring a recharging operation after use. This arrangement includes an operating member that retains its position during charging, ensuring safety and reliability in operation.

Career Highlights

Andrew C. Shum is currently employed at S&C Electric Company, where he continues to innovate in the field of electrical engineering. His work has contributed to advancements in circuit interrupter technology, enhancing the safety and efficiency of electrical systems.

Collaborations

Shum has collaborated with notable colleagues such as Henry W. Kowalyshen and John C. Opfer. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Andrew C. Shum's contributions to electrical engineering through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence the development of safer and more efficient electrical systems.