This inventor holds 3 USPTO granted patents. Top assignee: Toyoda Koki Kabushiki Kaisha. Active years: 1982-1990.
Company Filing History:
Years Active: 1982-1990
Title: Innovations by Tadataka Narumi
Introduction
Tadataka Narumi is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of power steering technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and safety of power steering devices.
Latest Patents
One of Narumi's latest patents is a flow control apparatus for a power steering device. This invention involves a system where an operating fluid discharged from a pump is delivered to the power steering device through a restricted passage. The fluid flow is adjusted by a spool valve that responds to the pressure difference across the restricted passage. The spool valve includes a first relief valve that operates at a specific pressure and a second relief valve that activates under low temperature conditions to maintain fluid pressure within safe limits.
Another significant patent is a flow volume control device for a power-assisted steering device. This device features a main control valve that establishes communication between an inlet passage and a bypass passage when the flow rate of pressurized fluid exceeds a predetermined value. Additionally, an auxiliary control valve is included to ensure safe driving at high speeds by managing the pressure drop across the inlet passage.
Career Highlights
Tadataka Narumi is associated with Toyoda Koki Kabushiki Kaisha, a company known for its innovations in manufacturing and technology. His work has contributed to advancements in automotive engineering, particularly in steering systems.
Collaborations
Narumi has collaborated with notable coworkers, including Akihiko Sato and Satoshi Suto. Their combined expertise has fostered a creative environment that encourages innovation in their projects.
Conclusion
Tadataka Narumi's contributions to power steering technology exemplify the impact of innovative thinking in engineering. His patents reflect a commitment to improving vehicle safety and performance.