Masanobu Itoh

Title: Masanobu Itoh: Innovator in Elevator Technology

Introduction

Masanobu Itoh is a notable inventor based in Katsuta, Japan. He has made significant contributions to the field of elevator technology, holding a total of 5 patents. His innovative designs focus on enhancing the safety and efficiency of elevator systems.

Latest Patents

One of his latest patents is an elevator apparatus that features a hoisting unit with a drive sheave for winding a rope. This apparatus includes a rotary member, and a car is attached to one end of the rope for suspension. A braking force is applied to the rotary member by a biasing unit, which can be released by a releasing unit. This design ensures that in the event of an emergency stop, the rope does not slip, allowing for easier control of the braking force.

Another significant patent is the electromagnetic disc brake for elevator lifting apparatus. This invention comprises a disc that is spline-coupled with a rotational shaft. The braking body and an armature are designed to clamp the disc, while braking springs press the armature against it. An electromagnetic coil generates magnetic flux that passes through inner and outer magnetic poles, enhancing the braking efficiency. The design also incorporates sound-absorbing materials to minimize noise during operation.

Career Highlights

Masanobu Itoh has worked with prominent companies such as Hitachi, Ltd. and Hitachi Elevator Engineering and Service Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in elevator technology.

Collaborations

Throughout his career, Itoh has collaborated with talented individuals, including Masakatsu Tanaka and Toshihiko Nara. These partnerships have contributed to the advancement of his inventions and the overall progress in the elevator industry.

Conclusion

Masanobu Itoh's contributions to elevator technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the safety and efficiency of elevator systems, showcasing the importance of innovation in this field.