Yoshiaki Hirota

**Title: Yoshiaki Hirota - Innovator in Hydraulic Control Systems**

Introduction

Yoshiaki Hirota is a distinguished inventor based in Okazaki-shi, Aichi-ken, Japan. With a focus on hydraulic technologies, Hirota has contributed significantly to the field, holding a notable patent that enhances automatic transmission systems.

Latest Patents

Hirota's single patent is titled "Oil temperature responsive hydraulic control system for an automatic transmission." This innovation features a hydraulic servo designed to apply and release a frictional engagement element, alongside a pressure regulator valve that manages the oil pressure supplied to the hydraulic servo. A key aspect of his invention is the signal pressure oil passage, which applies a pressure regulating signal pressure to the pressure regulator valve. Notably, Hirota's control valve is strategically positioned in the signal pressure oil passage, allowing for adjustments in the effective diameter based on variations in oil temperature.

Career Highlights

Throughout his career, Yoshiaki Hirota has demonstrated remarkable ingenuity in engineering hydraulic systems, particularly for automatic transmissions. His focused approach has allowed him to create practical solutions that improve vehicle performance and reliability.

Collaborations

Hirota has worked alongside talented colleagues, including Fumitomo Yokoyama and Kazuhisa Ozaki. Their collective expertise has contributed to the success of their projects, showcasing the importance of teamwork in the development of innovative technologies.

Conclusion

Yoshiaki Hirota's contribution to hydraulic control systems exemplifies the spirit of innovation in the automotive industry. As technology advances, his inventive solutions will likely continue to influence automatic transmission systems, ensuring improved performance and efficiency for vehicles in the future.