Hironobu Yukumi

Title: Hironobu Yukumi: Innovator in Disc Brake Technology

Introduction

Hironobu Yukumi is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of automotive technology, particularly in the design of disc brakes. His innovative approach has led to the development of a unique return spring mechanism that enhances the performance of friction pads in disc brakes.

Latest Patents

Yukumi holds a patent for a disc brake that features a return spring made of a metal plate. This spring is designed to bias a friction pad in the return direction, allowing it to separate from the disc effectively. The return spring includes a fixed portion that is securely attached to an ear portion of the back plate of the friction pad. Additionally, an abutment portion on the distal end of the return spring is elastically brought into contact with an abutment plate portion of a pad spring, positioned on the outer side in the disc radial direction relative to the fixed portion.

Career Highlights

Hironobu Yukumi is currently employed at Hitachi Automotive Systems, Ltd., where he continues to innovate in automotive technologies. His work has been instrumental in improving the efficiency and reliability of braking systems in vehicles.

Collaborations

Yukumi has collaborated with notable colleagues such as Shigeru Hayashi and Nobuhiro Wakabayashi. Their combined expertise has contributed to advancements in automotive engineering and technology.

Conclusion

Hironobu Yukumi's contributions to disc brake technology exemplify his commitment to innovation in the automotive industry. His patented designs and collaborative efforts continue to influence the development of safer and more efficient braking systems.