Yasuhiro Tsutsui

Title: Yasuhiro Tsutsui: Innovator in Automotive Steering Technologies

Introduction

Yasuhiro Tsutsui is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of automotive engineering, particularly in steering technologies. With a total of 2 patents to his name, Tsutsui's work has had a considerable impact on vehicle design and functionality.

Latest Patents

One of Tsutsui's latest patents is a **Steering Gearbox Mounting Structure**. This innovative design features an intermediate bracket that mounts a steering gearbox for vehicle steering wheels on a subframe. The bracket includes a breakable portion that absorbs impact by breaking when a force exceeding a predetermined limit is applied. This design enhances safety by providing an impact-absorbing stroke for the vehicle's engine. The breakable portion can be a thin plate or a recess, designed to be more breakable in the traveling direction than in the width direction. Additionally, first and second intermediate brackets may be utilized, each with different breakable modes.

Another significant patent is the **Electric Power Steering Apparatus**. This apparatus includes a rack shaft with gear teeth and an externally threaded screw. It features a pinion that meshes with the rack, a ball-screw mechanism, and an electric motor. The motor is connected to the nut, allowing the assist torque generated by the motor to be transmitted efficiently to the rack shaft. This arrangement simplifies the assembly of the electric motor and the steering apparatus, enhancing overall efficiency.

Career Highlights

Throughout his career, Yasuhiro Tsutsui has worked with prominent companies in the automotive industry, including Honda Motor Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.

Collaborations

Tsutsui has collaborated with notable colleagues such as Tsutomu Kakuta and Kazuhito Onoda. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Yasuhiro Tsutsui is a distinguished inventor whose work in automotive steering technologies has led to significant advancements in vehicle safety and efficiency. His innovative patents reflect his commitment to improving automotive design and functionality.