Syuichi Ezaki

Title: Syuichi Ezaki: Innovator in Aluminum Alloy Valve Lifters

Introduction

Syuichi Ezaki is a notable inventor based in Susono, Japan. He has made significant contributions to the field of automotive engineering, particularly in the development of aluminum alloy components.

Latest Patents

Ezaki holds a patent for an aluminum alloy valve lifter with a sprayed coating. This innovative valve lifter comprises a valve lifter body made of Al-Si (5-20%) type alloy, featuring a silicon average grain diameter of 2 to 40 micrometers. The design includes a cylindrical portion and a disc portion, along with an Fe-C type sprayed coating on the peripheral surface of the cylindrical portion. This coating contains 0.1% or more of carbon and boasts a hardness of 300 Hv or more. Additionally, the valve lifter incorporates a wear-resistant chip fixed on the underside of the disc portion and an adjusting shim set on the upper side of the disc portion. Ezaki's patent represents a significant advancement in the durability and performance of valve lifters.

Career Highlights

Syuichi Ezaki is associated with Toyota Jidosha Kabushiki Kaisha, a leading automotive manufacturer. His work at Toyota has allowed him to contribute to the development of innovative automotive technologies that enhance vehicle performance and reliability.

Collaborations

Ezaki has collaborated with notable colleagues, including Shigeki Shiraya and Takesi Nakakobara. These collaborations have fostered a creative environment that encourages innovation and the development of cutting-edge automotive solutions.

Conclusion

Syuichi Ezaki's contributions to the field of automotive engineering, particularly through his patent for an aluminum alloy valve lifter, highlight his role as an innovator. His work continues to influence the automotive industry, showcasing the importance of innovation in engineering.