Hajime Ando

Title: Hajime Ando: Innovator in Engine Technology

Introduction

Hajime Ando is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of engine technology, particularly in the design of oil rings. His innovative approach has led to advancements that enhance engine performance while reducing oil consumption.

Latest Patents

Hajime Ando holds a patent for a combined oil ring. This invention provides a reduction in oil consumption of engine oil without degrading the oil sealing performance between the lower surface of the side rail and the lower surface of the oil ring groove, even when the tension of the combined oil ring is reduced. The combined oil ring consists of a pair of upper and lower side rails fitted in an oil ring groove of a piston, each formed in a planar and annular shape with a sliding contact portion in contact with a cylinder. Additionally, it includes a spacer expander that presses the side rails outward, ensuring optimal performance.

Career Highlights

Hajime Ando is associated with Nippon Piston Ring Co., Ltd., where he has been instrumental in developing innovative solutions for engine components. His work has been recognized for its impact on improving engine efficiency and reducing environmental impact.

Collaborations

Hajime Ando has collaborated with notable coworkers such as Masahiro Uchiumi and Kenji Arai. Their combined expertise has contributed to the successful development of advanced engine technologies.

Conclusion

Hajime Ando's contributions to engine technology through his innovative patent for a combined oil ring exemplify his commitment to enhancing engine performance. His work continues to influence the automotive industry positively.