Tetsuo Ohishi

Title: Tetsuo Ohishi: Innovator in Magnetic Bearing and Copying Machine Technologies

Introduction

Tetsuo Ohishi is a notable inventor based in Ise, Japan, recognized for his contributions to the fields of magnetic bearing devices and copying machine control apparatuses. With a total of 3 patents, his work reflects a commitment to advancing technology through innovative design and engineering.

Latest Patents

One of Ohishi's latest inventions is a magnetic bearing device with a rotating magnetic field. This device features a simple design that allows it to be attached to the ends of the driving shaft of synchronous motors or servomotors. The device consists of a rotor with permanent magnets mounted on a central shaft, which connects to the driving shaft of an external apparatus. Surrounding the rotor is a stator equipped with electromagnets that create a rotating magnetic field. This innovative design ensures a constant levitation force, enhancing the efficiency of the system.

Another significant patent is the copying machine control apparatus. This invention includes a first control means for operating a photoconductive drum, a second control means for a scanning mechanism, and a third control means for a transfer drum. Each control means is equipped with position and speed controllers that work harmoniously using a common reference pulse train. This synchronization allows for precise operation of the copying machine, improving its overall performance.

Career Highlights

Tetsuo Ohishi is associated with Shinko Electric Company, Ltd., where he has applied his expertise in developing advanced technologies. His work has significantly impacted the efficiency and functionality of various devices in the industry.

Collaborations

Ohishi has collaborated with notable coworkers, including Satoru Maeno and Norio Fukuyama, contributing to the innovative projects at Shinko Electric Company, Ltd.

Conclusion

Tetsuo Ohishi's inventive spirit and technical expertise have led to significant advancements in magnetic bearing and copying machine technologies. His contributions continue to influence the industry, showcasing the importance of innovation in engineering.