Masao Miura

Title: Masao Miura: Innovator in Circuit Breaker Technology

Introduction

Masao Miura is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of circuit breaker technologies. With a total of 7 patents to his name, Miura's innovations have enhanced the safety and efficiency of electrical systems.

Latest Patents

One of Miura's latest patents is a sophisticated circuit breaker that includes a movable contact, a fixed contact, a switching device, a switching operation handle, and an over-current tripping device. This design features a switching lever connected to the handle, a toggle linkage for connecting to the movable contact, and a tripping mechanism that activates the toggle linkage in response to over-current conditions. Additionally, a locking member is integrated into the switching device to restrict the movement of the switching lever, ensuring safety when main-circuit contact points are stuck.

Another notable patent is the under-voltage tripping device with an early-operation auxiliary switch for circuit breakers. This device includes an electromagnetic under-voltage tripping mechanism and an early-operation auxiliary switch that connects to the handle mechanism of the circuit breaker. The design ensures that the wiring circuits for the electromagnet and the auxiliary switch are separated, enhancing the reliability of the circuit breaker.

Career Highlights

Miura is currently employed at Fuji Electric Co., Ltd., a leading company in the electrical equipment industry. His work has been instrumental in advancing circuit breaker technology, making it safer and more efficient for various applications.

Collaborations

Throughout his career, Miura has collaborated with notable colleagues such as Naoshi Uchida and Koji Asakawa. These partnerships have contributed to the successful development of innovative electrical solutions.

Conclusion

Masao Miura's contributions to circuit breaker technology exemplify his dedication to innovation in electrical engineering. His patents reflect a commitment to enhancing safety and efficiency in electrical systems.