Katsumi Arai

Title: Innovations by Katsumi Arai

Introduction

Katsumi Arai is a notable inventor based in Tatebayashi, Japan. He has made significant contributions to the field of fuel supply technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and functionality of fuel pressure systems.

Latest Patents

One of his latest inventions is a fuel pressure adjusting apparatus. This apparatus features a casing with a fuel introduction port and a fuel discharge port. It includes a cylindrical member housed within the casing, which has a valve seat at one end and a communication passage connecting the fuel introduction port to the fuel discharge port. A valve element is positioned on the fuel discharge port side, closing the communication passage when seated on the valve seat. Additionally, a leaf spring applies force to the valve element, ensuring proper operation. Another significant patent is a fuel supply apparatus for an internal combustion engine. This system utilizes a fuel pump driven by a variable, constant current control circuit. It includes a pressure control valve that regulates the fuel pressure in the fuel rail, optimizing performance and extending the fuel pump's lifespan.

Career Highlights

Katsumi Arai has worked with prominent companies such as Kyosan Denki Co., Ltd. and Kyosan Denki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in fuel technology and innovation.

Collaborations

Throughout his career, Arai has collaborated with talented individuals, including Kazuji Minagawa and Kiyotoshi Oi. These partnerships have fostered a creative environment that has led to the development of his innovative patents.

Conclusion

Katsumi Arai's contributions to fuel technology through his patents demonstrate his commitment to innovation and efficiency. His work continues to influence the industry and inspire future advancements.