Fumihiro Sakuma

Title: Fumihiro Sakuma: Innovator in Casting Technology

Introduction

Fumihiro Sakuma is a notable inventor based in Shiroishi, Japan. He has made significant contributions to the field of casting technology, holding a total of 5 patents. His innovative work focuses on improving casting methods and devices, which are essential in manufacturing processes.

Latest Patents

Sakuma's latest patents include a casting die device and a casting method designed to produce cast products with an inner bore. The first patent describes a casting die device that incorporates a core pin for forming the inner bore in the cast product. This device features a vibration-transmitting member that conveys vibrations from a micro-vibration machine's vibrator to the core pin. These vibrations enhance the casting process by propagating through the molten metal, ensuring a more precise formation of the inner bore.

The second patent also revolves around a casting die device and method. In this design, the core pin is a hollow body, with a pressurizing pin inserted into its inner part. Similar to the first patent, vibrations from a micro-vibration machine are transmitted to the pressurizing pin, which then propagates to the core pin and the surrounding molten metal. This innovative approach aims to improve the quality and efficiency of cast products.

Career Highlights

Fumihiro Sakuma is currently employed at Keihin Corporation, where he continues to develop and refine casting technologies. His work has been instrumental in advancing the capabilities of casting processes, making them more efficient and effective.

Collaborations

Sakuma collaborates with talented individuals in his field, including Tetsuya Uehara and Katsuo Nagashima. Their combined expertise contributes to the innovative projects at Keihin Corporation.

Conclusion

Fumihiro Sakuma's contributions to casting technology through his patents and work at Keihin Corporation highlight his role as a significant inventor in this field. His innovative methods and devices are paving the way for advancements in manufacturing processes.