Takashi Fukui

Title: Takashi Fukui: Innovator in Ultrasonic Motor Technology

Introduction

Takashi Fukui is a prominent inventor based in Aichi, Japan. He has made significant contributions to the field of ultrasonic motor technology, holding a total of 4 patents. His innovative designs have paved the way for advancements in various applications.

Latest Patents

Fukui's latest patents include groundbreaking work on ultrasonic motors. One of his notable inventions is an ultrasonic motor that features a stator with a piezoelectric element and a rotor facing the stator. The piezoelectric element is annular and polarized into segments in the circumferential direction. A flexible plate is affixed to the piezoelectric element, with an electrode plate in between. This flexible plate consists of a flexible substrate, a conductor, and a reinforcement. The reinforcement is strategically placed to suppress vibrations, thereby stabilizing the performance of the piezoelectric element.

Another significant patent involves an ultrasonic motor that includes a stator with a piezoelectric element and a rotor opposing the stator. The rotor has an annular thin section, to which an elastic ring is secured. The mass of this elastic ring is carefully selected to ensure that the motor speed at which a predetermined level of noise is produced remains constant across a range of masses. This innovation effectively dampens undesirable vibrations, enhancing the motor's reliability.

Career Highlights

Fukui is currently employed at Asmo Co., Ltd., where he continues to develop cutting-edge technologies in the field of motors. His work has garnered attention for its practical applications and innovative designs.

Collaborations

Throughout his career, Fukui has collaborated with notable colleagues, including Yoshihiro Adachi and Nobumitsu Oda. These partnerships have contributed to the advancement of ultrasonic motor technology and have fostered a collaborative environment for innovation.

Conclusion

Takashi Fukui's contributions to ultrasonic motor technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of engineering principles and a commitment to improving motor performance. His work continues to influence the industry and inspire future advancements.