Tetsushi Ohtsuka

Title: Innovations by Tetsushi Ohtsuka: Pioneering Vacuum Valve Technologies

Introduction

Tetsushi Ohtsuka, an accomplished inventor based in Saitama, Japan, has made significant contributions to the field of vacuum technology. With a focus on practical solutions, he has secured two patents that enhance the efficiency and functionality of vacuum valves.

Latest Patents

Ohtsuka's latest inventions include a vacuum valve control device and a vacuum valve. The vacuum valve features a robust housing with an operating chamber and a plunger inside, complemented by a self-lubricating rolling diaphragm that creates a reliable seal. Notably, the diaphragm has a tapered form that enhances its performance. The valve is equipped with a valve rod that connects the plunger to a valve body, ensuring proper operation.

His vacuum valve control device is designed to manage the removal of sewage or other liquids from a tank using a vacuum discharge pipe. This innovative control valve adapts to the liquid levels, atmospheric pressure, and vacuum pressure to open or close the communication section between the vacuum discharge pipe and a suction pipe. It also incorporates a damping diaphragm to prevent excessive suction during the tank's emptying process, while an opening time adjusting valve self-regulates the suction duration based on the vacuum pressure.

Career Highlights

Tetsushi Ohtsuka is associated with Sekisui Kagaku Kogyo Co., Ltd, a leading company known for its advanced engineering solutions. His work involves the intricate design and implementation of vacuum technologies used in various industrial applications, showcasing his commitment to innovation.

Collaborations

Throughout his career, Ohtsuka has collaborated with esteemed professionals, including Yasuo Yamabe. This partnership has contributed to the further development and refinement of vacuum technologies, bringing together diverse expertise to achieve functional improvements.

Conclusion

Tetsushi Ohtsuka stands out as a notable inventor dedicated to advancing vacuum technology through his innovative patents. His contributions not only enhance functionality but also foster efficiency in various industrial applications, demonstrating the profound impact of his work in this specialized field.