Shuji Ohira

Title: Shuji Ohira: Innovator in Hydraulic Circuit Control

Introduction

Shuji Ohira is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of hydraulic systems, particularly in construction machinery. His innovative approach has led to the development of a unique hydraulic circuit control device.

Latest Patents

Shuji Ohira holds a patent for a hydraulic circuit control device of construction machinery. This invention focuses on determining whether a previously computed valve command value is within a neutral zone. If the determination result is affirmative, processing to compute a valve command value for a neutral dead zone is executed. Conversely, if the result is negative, processing for a driving zone is initiated. The invention optimizes the control of flow control valves in hydraulic drive systems, ensuring that the maximum change rate is maintained during various operating conditions.

Career Highlights

Ohira is associated with Hitachi Construction Machinery Co., Ltd., where he has applied his expertise in hydraulic systems. His work has been instrumental in enhancing the efficiency and performance of construction machinery.

Collaborations

Shuji Ohira has collaborated with notable colleagues, including Hiroshi Watanabe and Kazuo Fujishima. Their combined efforts have contributed to advancements in hydraulic technology.

Conclusion

Shuji Ohira's innovative work in hydraulic circuit control has made a significant impact on construction machinery. His patent reflects a deep understanding of hydraulic systems and their operational dynamics. His contributions continue to influence the industry positively.