Tsuyoshi Nakatsuji

Title: Innovations by Tsuyoshi Nakatsuji

Introduction

Tsuyoshi Nakatsuji is a notable inventor based in Takatsuki, Japan. He has made significant contributions to the field of brake technology, holding three patents that showcase his innovative approach to improving brake performance and reducing noise.

Latest Patents

One of his latest patents is a sintered friction material for brakes. This material boasts a high friction coefficient, ensuring stable brake performance even at elevated temperatures. It consists of a metal matrix of nickel or a nickel-iron alloy, combined with a solid lubricant and a friction adjusting material that includes metal or alloy particles and inorganic particles. The unique particle structure created by these materials helps prevent plastic deformation of the sintered friction material.

Another important patent is for a brake disc designed to effectively reduce brake noise. This innovative brake disc features two laminated plates that slide against each other during braking. The specifications for lightening holes, plate thickness, diameter, and warpage are intentionally varied between the two plates. This design minimizes noise generation by allowing for controlled vibration during braking.

Career Highlights

Throughout his career, Nakatsuji has worked with reputable companies such as Sunstar Engineering Pte. Ltd. and Doshisha University. His experience in these organizations has contributed to his expertise in brake technology and materials science.

Collaborations

He has collaborated with notable colleagues, including Kiyotaka Obunai and Yoshio Hoshi. Their combined efforts have further advanced the innovations in brake systems.

Conclusion

Tsuyoshi Nakatsuji's contributions to brake technology through his patents reflect his commitment to innovation and excellence. His work continues to influence the automotive industry, enhancing safety and performance in braking systems.