Seiichi Tsukutani

Title: Seiichi Tsukutani: Innovator in Axial Fan Motor Technology

Introduction

Seiichi Tsukutani is a notable inventor based in Sakaiminato, Japan. He has made significant contributions to the field of motor technology, particularly in the design and functionality of axial fan motors. With a total of 2 patents to his name, Tsukutani's work reflects a commitment to innovation and engineering excellence.

Latest Patents

One of Tsukutani's latest patents is for an "Assembly of Axial Fan Motor." This invention features a cylindrical bearing boss that houses a bearing mechanism to support the rotational shaft of the axial fan motor. The design includes a stator core that is integrally coupled to the bearing boss, ensuring that the stator core is insulated between two insulators. The housing of the axial fan motor defines a stator-holding section that aligns with the axis of the rotational shaft, enhancing the motor's efficiency and performance.

Another significant patent is the "Burn-out Preventive Circuit for Commutatorless Motor." This circuit comprises drive windings of two phases and driving power transistors connected in series with these windings. It includes a position detecting element that monitors the angular position of a permanent magnet rotor, allowing for the alternation of the driving power transistors. Additionally, a protective circuit is integrated to detect counter-electromotive force during the rotor's rotation, ensuring that energization is interrupted when the force falls below a predetermined level.

Career Highlights

Seiichi Tsukutani has spent a considerable part of his career at Matsushita Electric Industrial Co., Ltd., where he has been instrumental in developing advanced motor technologies. His innovative designs have contributed to the company's reputation for quality and reliability in electrical appliances and equipment.

Collaborations

Throughout his career, Tsukutani has collaborated with talented individuals such as Naoki Nakada and Shigeru Ohtsuka. These partnerships have fostered a creative environment that has led to the successful development of various technologies.

Conclusion

Seiichi Tsukutani's contributions to axial fan motor technology and his innovative patents demonstrate his expertise and dedication to engineering. His work continues to influence the field and inspire future innovations.