Shigeo Hanashima

Title: Shigeo Hanashima: Innovator in Magnetostrictive Technology

Introduction

Shigeo Hanashima is a notable inventor based in Tokai, Japan. He has made significant contributions to the field of magnetostrictive technology, particularly with his innovative patent that enhances torque detection.

Latest Patents

Hanashima holds a patent for a Magnetostrictive Torque Detecting Apparatus. This invention aims to achieve stable linear torque-output characteristics over a wide torque range. The apparatus includes a shaft to be measured, an exciting coil for magnetically exciting the shaft, and a detecting coil for detecting magnetostrictive components generated in the shaft when distorted by torque. The shaft is uniquely designed with a substrate shaft portion made of a high yield point material and a shape anisotropic layer portion made of a high magnetostrictive material, which is metallographically welded to the outer surface of the substrate shaft. This welded layer is formed with two symmetrical groups of concave/convex portions arranged at regular angular intervals on the outer circumferential surface, inclined with respect to the axial direction of the shaft.

Career Highlights

Throughout his career, Hanashima has worked with prominent companies, including Nissan Motor Company Limited and Daido Steel Co., Ltd. His experience in these organizations has contributed to his expertise in the field of engineering and innovation.

Collaborations

Hanashima has collaborated with notable coworkers such as Hiroyuki Aoki and Munekatsu Shimada. Their collective efforts have further advanced the development of technologies in their respective fields.

Conclusion

Shigeo Hanashima's contributions to magnetostrictive technology through his innovative patent demonstrate his commitment to advancing engineering solutions. His work continues to influence the industry and inspire future innovations.