Masayasu Tajima

Title: Masayasu Tajima: Innovator in Valve Operating Systems

Introduction

Masayasu Tajima is a notable inventor based in Toyama, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative valve operating system. His work focuses on enhancing the efficiency and longevity of engine components.

Latest Patents

Tajima holds a patent for a valve operating system designed for internal combustion engines. This invention features a roller that rolls in contact with a valve operating cam. The system includes an oil supply passage that minimizes pressure loss, even when the flow rate of lubricating oil increases with engine speed. This design improves the lubricating ability for the roller and extends the lifespan of the rocker arm. The valve operating system comprises a rocker arm support member with an internal oil passage, a cam shaft, and a rocker arm equipped with a roller that contacts the valve operating cam. The oil supply passage gradually increases in sectional area from the roller side to the rocker arm support member side.

Career Highlights

Throughout his career, Tajima has focused on developing technologies that enhance engine performance. His innovative approach has led to advancements in the efficiency of internal combustion engines, making them more reliable and durable.

Collaborations

Tajima has worked alongside talented colleagues, including Atsushi Takahashi and Takaaki Harasaki. Their collaborative efforts have contributed to the success of various projects in the field of engine technology.

Conclusion

Masayasu Tajima's contributions to valve operating systems for internal combustion engines highlight his innovative spirit and dedication to engineering excellence. His patent reflects a significant advancement in the industry, showcasing the importance of effective lubrication and component longevity.