Kouji Ando

Title: Kouji Ando: Innovator in Brushless Motor Technology

Introduction

Kouji Ando is a notable inventor based in Konan, Japan. He has made significant contributions to the field of brushless motor technology, holding a total of 4 patents. His innovative designs focus on enhancing the performance and safety of brushless motors.

Latest Patents

One of his latest patents is for a protection device for brushless motors. This device is designed to activate in response to heat generated at a switching device during an abnormality. The protection device includes a connecting line that communicates between a source supply line and the switching device. It is strategically placed near the switching device to sense heat with high sensitivity. When excessive heat is detected, the device cuts off the source supply line, immediately stopping the motor's operation.

Another significant patent is for a drive control apparatus for brushless motors. This invention modulates the pulse width of the drive pulse in correspondence with a setting signal for the rotation rate. It utilizes output signals from Hall elements to control the current supplied to the exciting coils. The design ensures that the average voltage remains constant, even with fluctuating source voltage, thereby maintaining stable rotation and preventing damage to the motor.

Career Highlights

Kouji Ando is currently employed at Zexel GmbH, where he continues to innovate in the field of motor technology. His work has been instrumental in advancing the efficiency and reliability of brushless motors.

Collaborations

He has collaborated with notable coworkers, including Shinichi Ohi and Hiroshi Ohsawa, contributing to various projects that enhance motor technology.

Conclusion

Kouji Ando's contributions to brushless motor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of safer and more efficient motor systems.