Company Filing History:
Years Active: 1984-1992
Title: Shigeru Sakagami: Innovator in Linear Motor Technology
Introduction
Shigeru Sakagami is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of linear motor technology, holding a total of 4 patents. His work primarily focuses on enhancing the efficiency and functionality of linear motors used in various applications.
Latest Patents
One of Sakagami's latest inventions is a moving magnet type linear motor designed for automatic doors. This innovative motor features a stator fixed inside a guide rail with a substantially U-shaped cross-section. The design allows the height of the linear motor to match that of the guide rail, ensuring a seamless integration. The moving unit is supported to slide relative to the guide rail, and the fixing members of the stator are made from non-magnetic conductive materials. This design minimizes sound production and enhances durability.
Another significant patent is for a brushless DC linear motor. This motor includes a coil unit where the electric flow terminals of three flat coils are connected either in a star or delta configuration. The coils are designed with specific dimensions based on the magnetic pole-pitch of a magnetic body. Additionally, a sensor unit with three magnetic detection sensors is strategically arranged to detect the polarity of the magnet body, allowing for efficient electric flow switching.
Career Highlights
Shigeru Sakagami is currently employed at Toyota Shatai Kabushiki Kaisha, where he continues to innovate in the field of linear motors. His work has contributed to advancements in automotive technology, particularly in enhancing the functionality of automatic doors and other applications.
Collaborations
Sakagami has collaborated with notable coworkers, including Yoshiaki Nagasawa and Osamu Shibuki. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
Shigeru Sakagami's contributions to linear motor technology exemplify his dedication to innovation. His patents reflect a commitment to improving efficiency and functionality in practical applications. His work continues to influence the automotive industry and beyond.