Tsutomu Nagata

Title: Tsutomu Nagata: Innovator in Bearing Technology

Introduction

Tsutomu Nagata is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of bearing technology, holding two patents that showcase his innovative approach to engineering.

Latest Patents

Nagata's latest patents include a bearing device for a wheel and an assembling method that enhances the efficiency of wheel assembly. The first patent describes a method that involves fitting a guide portion to a stem section with a gap, allowing for the insertion of a bolt from the outboard side through a bolt insertion hole in the hub wheel. This method ensures that the maximum inclination angle of the bolt exceeds that of the outer joint member, facilitating a robust connection. The second patent outlines a bearing device that consists of a wheel bearing with inner and outer rings, a hub wheel, and balls positioned between the outer raceway surfaces of the outer ring and the inner raceway surfaces of the hub wheel and inner ring. This design incorporates a stem section that couples a constant velocity universal joint to the wheel bearing, ensuring a secure and efficient assembly.

Career Highlights

Tsutomu Nagata is currently employed at NTN Corporation, where he continues to develop innovative solutions in bearing technology. His work has significantly impacted the efficiency and reliability of wheel assemblies in various applications.

Collaborations

Nagata collaborates with Takayuki Norimatsu, contributing to the advancement of their projects and enhancing the innovative capabilities of their team.

Conclusion

Tsutomu Nagata's contributions to bearing technology exemplify his dedication to innovation and engineering excellence. His patents reflect a deep understanding of mechanical design and a commitment to improving industry standards.