Shigeru Yoshizawa

Title: Shigeru Yoshizawa: Innovator in Fuel Injection Technology

Introduction

Shigeru Yoshizawa is a notable inventor based in Yono, Japan. He has made significant contributions to the field of fuel injection technology, holding two patents that showcase his innovative approach to engineering.

Latest Patents

Yoshizawa's latest patents include an injection timing control system for a fuel-injection pump for engines. This system features a phase angle regulator that varies the rotational phase angle of the drive shaft of the fuel-injection pump. The design incorporates a cylindrical extension of an input shaft, which is driven by the engine, and an output shaft that drives the pump's drive shaft. The system utilizes male and female splines, with at least one being a helical spline, to facilitate the necessary adjustments. Additionally, a hydraulic pump supplies pressurized fluid to the cylinder, enhancing the system's efficiency.

Career Highlights

Throughout his career, Shigeru Yoshizawa has worked with prominent companies such as Sanwa Seiki Manufacturing Co., Ltd. and Hino Jidosha Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in fuel injection systems and automotive engineering.

Collaborations

Yoshizawa has collaborated with talented individuals in his field, including Kazunari Imasato and Takayuki Suzuki. Their joint efforts have likely fostered innovation and advancements in the technologies they have worked on together.

Conclusion

Shigeru Yoshizawa's contributions to fuel injection technology through his patents and collaborations highlight his role as an influential inventor in the automotive industry. His work continues to impact the efficiency and performance of modern engines.