Sun-Woo Lee

Title: **Sun-Woo Lee: Innovations in Rolling Bearing Technology**

Introduction

Sun-Woo Lee, an accomplished inventor based in Kuwana, Japan, has made significant contributions to the field of rolling bearing technology. With a total of two patents to his name, Lee's work focuses on enhancing the performance and longevity of rolling bearings, which are crucial components in various mechanical applications.

Latest Patents

Lee's latest innovations include two notable patents for rolling bearings. The first patent introduces a rolling bearing assembly that comprises an inner race, an outer race, and a multitude of rolling elements situated between their respective raceway surfaces. This design enhances efficiency by incorporating a non-rotatable stationary raceway member equipped with a unique stepped face and a gap defining piece. This assembly allows for a carefully regulated flow path that connects a grease reservoir, optimizing lubrication and reducing maintenance needs.

The second patent further refines the rolling bearing assembly by ensuring that a grease-filled environment is utilized to achieve high-speed operation, prolonged service life, and maintenance-free functionality. The design includes a stepped face in the stationary raceway ring and a flow passage created by a gap forming piece. This innovation also facilitates the movement of lubricant oil through a minute gap, particularly effective during heat cycles, allowing the base oil of the grease to flow out in response to pressure variations resulting from temperature changes.

Career Highlights

Currently, Sun-Woo Lee is affiliated with NTN Corporation, a leading company in the manufacturing of bearings and other industrial products. His contributions to the field have been instrumental in advancing technology and improving the performance of bearing systems in various applications.

Collaborations

Throughout his career, Lee has collaborated with esteemed colleagues such as Masatsugu Mori and Takuji Kobayashi. Their combined expertise in engineering and innovation fosters a dynamic work environment, capable of producing cutting-edge solutions in bearing technology.

Conclusion

Sun-Woo Lee's inventive spirit and dedication to his craft have undeniably impacted the field of rolling bearings. His latest patents underscore a commitment to enhancing performance, promoting longevity, and reducing maintenance needs within machinery. As technology continues to evolve, inventors like Lee remain at the forefront of innovation, paving the way for future advancements in engineering and design.