Company Filing History:
Years Active: 2002-2003
Title: Soichiro Ohga - Innovator in Ball Screw Technology
Introduction
Soichiro Ohga, an esteemed inventor based in Nara-ken, Japan, has made significant contributions to the field of ball screw technology. With three patents to his name, Ohga has demonstrated exceptional ingenuity and technical prowess in mechanical engineering.
Latest Patents
Ohga's most recent patents highlight his innovative approach to enhancing ball screw devices. His first patent, titled "Method for Inserting Balls and Spacers into Ball Screw Device," introduces a unique ball screw device that employs spacers with concave ball-contacting surfaces featuring distributed protrusions or dimples. Additionally, the design includes balls with needle-like recesses, ensuring the proper positioning of spacers while maintaining a small clearance to avert fluctuations in dynamic torque.
The second patent focuses on a "Ball Screw with Alternately Disposed Steel Balls and Ceramic Balls." This inventive ball screw comprises a steel screw shaft with a thread groove and a steel ball nut. It features an alternation of steel balls made from bearing steel and ceramic balls composed of silicon nitride, strategically arranged at a specified ratio. Notably, the diameter of the ceramic ball is designed to be smaller than that of the steel ball to maintain equal contact stress between them and the thread grooves.
Career Highlights
Soichiro Ohga is a proud member of Tsubaki Nakashima Co., Ltd., where he applies his extensive knowledge of mechanical systems to develop advanced technologies. His work has significantly enhanced the performance and reliability of ball screw applications in various industries.
Collaborations
Throughout his career, Ohga has collaborated with talented individuals such as Hidemi Horimoto and Hiroyuki Takagi. These partnerships have fostered an environment of innovation and creativity, contributing to the success of their projects and advancements in ball screw technology.
Conclusion
Soichiro Ohga's dedication to innovation and his impactful patents illustrate his role as a key figure in the advancement of mechanical engineering. His contributions continue to influence the industry, establishing standards for efficiency and functionality in ball screw devices.