Tatsuo Otsuka

Title: Innovating Steering Solutions: The Patented Technologies of Tatsuo Otsuka

Introduction: Tatsuo Otsuka is a prominent inventor based in Tondabayashi, Japan, known for his significant contributions to the field of steering apparatus technology. With a total of three patents to his name, Otsuka's innovative designs focus on enhancing the functionality and reliability of electric power steering systems.

Latest Patents: Otsuka's latest patents showcase his expertise in electric power steering apparatuses. One of his patents involves a unique configuration of an electric power steering system where, on the outer periphery of a bearing that supports a worm interlocked with a steering assist motor, elastic members are utilized to restrain the bearing's radial movement. This innovative design allows the varying force of restraint depending on the position in the peripheral direction, effectively minimizing backlash and optimizing the rotational torque at the meshing area of the worm and the worm wheel.

Another significant patent from Otsuka also focuses on electric power steering technology, detailing a design where a shaft of a worm, connected with the steering assistance motor, allows movement in the radial direction. It features a pressing body equipped with a V-shaped contact portion that engages the shaft at two circumferential points, alongside an annular elastic body that restricts the pressing body’s movement across the radial direction. These inventions reflect his commitment to advancing steering systems in the automotive industry.

Career Highlights: Otsuka is associated with Koyo Seiko Company, Ltd., where he has specialized in developing cutting-edge electric steering solutions that have set new benchmarks in automotive engineering. His work emphasizes precision and reliability, making a significant impact in modern vehicle design and safety.

Collaborations: Throughout his career, Otsuka has worked alongside esteemed colleagues such as Masanori Kobayashi and Yoshio Ito. Their joint efforts have contributed to advancements in steering technologies, reinforcing the importance of collaboration in the innovation process.

Conclusion: Tatsuo Otsuka stands out as a notable inventor whose contributions to electric power steering technology have propelled the industry forward. His patents illustrate a clear vision for improving steering systems, highlighting his role as a key figure in automotive innovation. With ongoing advancements, Otsuka's work is sure to inspire future developments in vehicle technology.