Koji Hamajima

Title: Koji Hamajima: Innovator in Constant-Velocity Joint Technology

Introduction

Koji Hamajima is a notable inventor based in Chiryu, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of constant-velocity joints. With a total of 2 patents to his name, Hamajima's work has had a considerable impact on the automotive industry.

Latest Patents

Hamajima's latest patents include a method of manufacturing a constituent member of a constant-velocity joint. This method involves performing plastic working and hardening of a material. The plastic working is conducted with the material heated to a predetermined working temperature range. The hardening process utilizes the heat applied during the plastic working and involves cooling the material afterward. Another patent focuses on the design of a constant-velocity joint, which comprises an outer race, inner race, and torque transmitting elements. The outer race features a cylindrical hollow part with an opening at one end and multiple walls on its inner surface, which have projections formed by a pin-drive.

Career Highlights

Koji Hamajima is currently employed at Jtekt Corporation, where he continues to innovate in the field of mechanical components. His expertise in constant-velocity joint technology has positioned him as a key figure in the industry.

Collaborations

Some of his notable coworkers include Eiji Nakagawa and Hiroyuki Kurono, who have collaborated with him on various projects within Jtekt Corporation.

Conclusion

Koji Hamajima's contributions to the field of constant-velocity joints exemplify his innovative spirit and dedication to engineering excellence. His patents reflect a deep understanding of manufacturing processes and mechanical design, making him a valuable asset to the industry.