Sachio Kawabata

Title: Innovations of Sachio Kawabata

Introduction

Sachio Kawabata is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of hydraulic systems, holding a total of 2 patents. His work primarily focuses on enhancing the efficiency and functionality of hydraulic pumps.

Latest Patents

Kawabata's latest patents include a control device for a variable displacement pump and an axial piston pump. The control device for a variable displacement pump is designed to vary the discharge flow rate of hydraulic operating fluid by changing a variable element. It features a first negative feedback circuit that controls the pressure of the hydraulic fluid fed from the pump, along with a second negative feedback circuit and change-over control means. This innovative design utilizes a differential pressure signal to optimize the relief flow rate of the hydraulic fluid based on pressure readings.

The axial piston pump patent describes a unique structure where the opening of one piston chamber overlaps with an opening portion when the pressure of another piston chamber reaches the discharge port pressure. This design enhances the operational efficiency of the pump by ensuring optimal pressure management.

Career Highlights

Kawabata is associated with Kawasaki Jukogyo Kabushiki Kaisha, a leading company in the field of hydraulic systems and machinery. His work at Kawasaki has allowed him to develop and refine technologies that are crucial for various industrial applications.

Collaborations

Throughout his career, Kawabata has collaborated with talented individuals such as Kazuhide Matsuda and Ryuji Sakai. These collaborations have contributed to the advancement of hydraulic technology and innovation.

Conclusion

Sachio Kawabata's contributions to hydraulic systems through his patents and work at Kawasaki Jukogyo Kabushiki Kaisha highlight his role as a significant inventor in the field. His innovative designs continue to influence the efficiency of hydraulic pumps and systems.