Hitoshi Oosawa

Title: **Hitoshi Oosawa: A Pioneer in Diecasting Technology**

Introduction

Hitoshi Oosawa, an innovative inventor based in Kariya, Japan, has made significant contributions to diecasting technology. With two patents to his name, Oosawa has demonstrated a commitment to improving the efficiency and precision of diecasting machines. His work has been instrumental in the advancement of hydraulic systems in manufacturing processes.

Latest Patents

Oosawa's latest innovations include two notable patents for diecasting machines, both showcasing his expertise in hydraulic circuit design. The first patent introduces a direct-acting type diecasting machine featuring a simplified hydraulic circuit. Key components include a mold clamping cylinder for clamping and opening/closing molds, a two-way hydraulic pump driven by a motor, and a hydraulic controller regulating the pump’s speed and torque. This design enhances efficiency and cost-effectiveness in production.

The second patent outlines a diecasting machine capable of high-speed, highly precise injection of molten metal without utilizing an accumulator. This machine also employs a single two-way hydraulic pump and a hydraulic circuit that controls the injection cylinder's movements, ensuring accurate loading of molten metal into the mold cavity. By focusing on optimizing motor control during the injection phase, Oosawa's patent significantly improves the diecasting process.

Career Highlights

Throughout his career, Hitoshi Oosawa has worked with prominent companies in the manufacturing sector. Notable employers include Toyo Machinery and Metal Co., Ltd. and Denso Corporation. His experience in these organizations has enabled him to develop practical solutions that address common challenges faced by the industry.

Collaborations

Oosawa has collaborated with talented individuals in his field, including colleagues Naohiko Tsuzuki and Hideaki Harada. These partnerships have allowed him to share ideas and refine his inventions, ultimately contributing to the development of advanced diecasting technology.

Conclusion

Hitoshi Oosawa's work in diecasting machines exemplifies his innovative spirit and engineering prowess. With his two patents contributing to the enhancement of hydraulic systems in manufacturing, Oosawa continues to influence the industry through his contributions. His dedication to precision and efficiency in diecasting processes reflects a deep understanding of both the technology and the manufacturing landscape.