Akira Hamajima

Title: Akira Hamajima: Innovator in Brushless Motor Technology

Introduction

Akira Hamajima is a notable inventor based in Obu, Japan. He has made significant contributions to the field of motor technology, particularly in the development of brushless motors. With a total of 6 patents to his name, Hamajima continues to push the boundaries of innovation in this area.

Latest Patents

One of Hamajima's latest patents is for a brushless motor that features a stator comprising a bobbin and a conductor wire wound on the bobbin in multiple overlapping layers. This design includes a core, a bobbin with side surfaces, an inner wall, and an outer wall. The conductor wire is wound in such a way that its profile becomes larger towards the outer circumferential side of the stator. Additionally, portions of the conductor wire are arranged along the rotary axis direction of the rotor, with specific features that enhance the motor's efficiency.

Another significant patent is for a fuel pump driven by a brushless motor. This fuel pump includes a core and three supplying terminals that provide electric power to a coil wire fixed to the core. The design also incorporates a resin layer that holds the terminals and insulates them from a ground terminal, which is connected to a control circuit for managing the electric power supplied to the pump.

Career Highlights

Hamajima is currently employed at Aisan Kogyo Kabushiki Kaisha, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of brushless motors and related applications.

Collaborations

Throughout his career, Hamajima has collaborated with talented individuals such as Yoshihiko Honda and Yoshiki Kamio, who contribute to the innovative environment at Aisan Kogyo Kabushiki Kaisha.

Conclusion

Akira Hamajima's contributions to brushless motor technology and his innovative patents highlight his role as a leading inventor in the field. His work not only enhances motor efficiency but also paves the way for future advancements in related technologies.