Masayasu Fujieda

Title: Masayasu Fujieda: Innovator in Electrical Rotating Machines

Introduction

Masayasu Fujieda is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of electrical rotating machines, holding a total of 3 patents. His work focuses on enhancing the efficiency and functionality of these machines, particularly in vehicle applications.

Latest Patents

Fujieda's latest patents include the "Permanent Magnet Type Electrical Rotating Machine" and the "Permanent Magnet Type Electrical Rotating Machine System for Vehicle." The first patent describes an innovative overhung rotor support structure, where the rotor shaft is supported at only one end by a bearing. This design allows for a bearing support-free side that can be joined to a prime mover shaft via a flange. The rotor shaft is configured to prevent movement in any direction when not coupled to the prime mover. The second patent addresses the movement of magnets due to centrifugal force in a permanent magnet rotating electrical machine. It features a rotor core with permanent magnets that have inclined surfaces, ensuring that the magnets remain securely in place during operation.

Career Highlights

Fujieda has dedicated his career to advancing electrical rotating machines, particularly in the automotive sector. His innovative designs have contributed to the development of more efficient and reliable systems, making a significant impact on the industry.

Collaborations

Throughout his career, Fujieda has collaborated with talented individuals such as Daisuke Kori and Seikichi Masuda. These partnerships have fostered a creative environment that has led to groundbreaking advancements in electrical engineering.

Conclusion

Masayasu Fujieda's contributions to the field of electrical rotating machines exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving technology for vehicles.