Seiji Sato

Title: **Seiji Sato: Innovator in Chain Tensioning Technology**

Introduction

Seiji Sato, based in Iwata, Japan, is a notable inventor recognized for his contributions to mechanical innovations, particularly in the realm of chain tensioning technology. With a remarkable portfolio of 20 patents, Sato has established himself as a significant figure in his field. His latest inventions showcase a deep understanding of hydraulic systems and mechanical components.

Latest Patents

Sato's latest patents include innovative designs related to chain tensioners, such as the "Chain Tensioner," "Chain Tensioner Group," and "Method of Manufacturing a Chain Tensioner." His chain tensioner comprises an oil supply passage for delivering hydraulic oil to a pressure chamber, defined by a cylinder and a plunger. A check valve at the end of the oil supply passage ensures optimal functionality. The design incorporates a leak gap between the sliding surfaces, with a plunger that is biased out of the cylinder by a return spring. Notably, Sato's ingenuity allows for adjusting the hydraulic damper force simply by replacing a plug, demonstrating flexible design solutions.

In addition, his **Tensioner Assembly** features a robust mechanism, including a pivotable pulley arm and a tension pulley that maintains belt tension effectively. This assembly is engineered with precision, employing a rolling bearing to enhance functionality, ensuring long-lasting performance and reliability.

Career Highlights

Throughout his career, Sato has worked with prominent companies that have honed his skills and expertise. He has been affiliated with NTN Corporation and Honda Giken Kabushiki Kaisha, where he contributed to various innovative projects and collaborations. His experience in these reputable institutions has equipped him with the knowledge to develop cutting-edge technologies in his field.

Collaborations

Sato's journey as an inventor has seen him collaborate with other talented professionals, including Satoshi Kitano and Hisashi Hayakawa. These partnerships foster an environment of creativity and innovation, further enriching Sato's inventions and contributing to advancements in mechanical engineering.

Conclusion

Seiji Sato stands out as a prolific inventor, with a legacy marked by his innovative patents and contributions to the field of mechanical engineering. His latest patents highlight his dedication to enhancing chain tensioning systems, proving that innovation is rooted in a combination of experience, collaboration, and a keen understanding of the mechanics involved. As he continues to push the boundaries of engineering technology, Sato remains an inspiring figure for current and future inventors.