Motoki Sanada

Title: Motoki Sanada and Fuel Injection Valve Innovation.

Introduction

Motoki Sanada is an inventor associated with Hitachinaka, Japan, and Hitachi Astemo Ltd. His work includes a patented fuel injection valve design intended to reduce changes in fuel injection performance caused by distortion of an orifice.

Latest Patents

Sanada is credited with 1 patent, titled “Fuel Injection Valve.” The invention includes a fuel passage that carries fuel and an orifice member press-fitted against the passage’s inner wall. The member has a cylindrical part secured by the press fit, an end wall containing the orifice, and an annular stress absorption part between the cylindrical part and the end wall’s outer edge. This stress absorption part is designed to absorb press-fitting stress and help limit orifice distortion, thereby suppressing variation in fuel injection performance.

Career Highlights

Sanada’s listed patent reflects engineering work focused on the structure of fuel injection components and the effects of assembly stress on their performance. He is associated with Hitachi Astemo Ltd., a company working in the automotive technology sector.

Collaborations

Kohei Azuma is identified as Sanada’s coworker. The available information does not specify whether Azuma collaborated on the fuel injection valve patent.

Conclusion

Motoki Sanada’s patented fuel injection valve addresses a practical design challenge by incorporating a stress-absorbing structure intended to protect orifice geometry and support consistent fuel injection performance.