Company Filing History:
Years Active: 2010
Title: The Innovative Contributions of Sumie Tsuchita
Introduction
Sumie Tsuchita is a notable inventor and legal representative based in Hitachiota, Japan. She has made significant contributions to the field of internal combustion engines, particularly through her innovative patent that addresses various challenges in engine performance.
Latest Patents
Sumie Tsuchita holds a patent for a multi-hole injector designed for in-cylinder gasoline injection type internal combustion engines. This invention aims to improve combustion stability during cold starts, enhance output during full throttle conditions, reduce smoke emissions, and prevent wear of the cylinder liner caused by oil dilution. The patent details a unique approach to fuel flow, where the fuel inflow angle of the hole directed towards the spark plug is set larger to minimize the effective flow path area. This design results in a smaller amount of fuel in that hole compared to others. Additionally, a shallow cavity is formed in the piston crown face, featuring a small prominence that confronts the fuel sprays, further optimizing engine performance.
Career Highlights
Sumie Tsuchita is associated with Hitachi, Ltd., a leading company in technology and engineering. Her work has been instrumental in advancing the efficiency and reliability of internal combustion engines. With her expertise, she has contributed to the development of innovative solutions that address critical issues in engine design and functionality.
Collaborations
Throughout her career, Sumie has collaborated with talented individuals such as Yusuke Kihara and Yoshihiro Sukegawa. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Sumie Tsuchita's contributions to the field of internal combustion engines exemplify her innovative spirit and dedication to engineering excellence. Her patent reflects a deep understanding of engine dynamics and a commitment to improving performance and sustainability.