Location History:
- Yokohama, JP (1981)
- Yokosuka, JP (1990)
Company Filing History:
Years Active: 1981-1990
Title: **Takashi Ookubo: Pioneer in Torque Transmission Technologies**
Introduction
Takashi Ookubo, a noteworthy inventor located in Yokohama, Japan, has made significant contributions to the automotive industry with his innovative inventions. With a total of three patents to his name, he is recognized for his technical expertise and commitment to advancing vehicle performance.
Latest Patents
Among his recent works, Takashi’s most notable patent is the "Vehicle Speed Responsive Variable Torque Transmitting Assembly." This invention encompasses a torque transmitting assembly designed with a first rotary element featuring internal cam surfaces. The assembly also includes a second rotary element, which houses a rotor containing several pressure chambers that open radially outwardly, facing the cam surfaces. The hydraulic mechanism within the assembly plays a crucial role in transmitting the torque ratio based on the rotation speed of the second rotary element and the differential rotation that occurs between the two elements. This design allows for efficient torque transmission in response to varying vehicle speeds.
Another significant patent by Takashi is the "Drive Condition Changeover Apparatus for a Transfer Unit." This invention pertains to a transfer unit equipped with a shift rod that is supported at both ends within a transfer case. It is designed to work with a shift fork to facilitate the transition between two-wheel and four-wheel drive conditions. The shift rod is structured to allow the shift fork to move in both directions while being resiliently retained in its position, enhancing the vehicle's drivability.
Career Highlights
Currently, Takashi Ookubo is employed at Nissan Motor Company Limited, where he applies his engineering skills to develop innovative automotive solutions. His dedication to research and development has furthered the company's efforts to enhance vehicle performance and efficiency.
Collaborations
Throughout his career, Takashi has collaborated with esteemed colleagues, including Yukiyoshi Sasabe and Kiyotaka Ozaki. Together, they have contributed to various projects that emphasize innovation in automotive technology.
Conclusion
Takashi Ookubo stands out as a prominent figure in the field of automotive innovations. His patents highlight his ability to address complex engineering challenges and his commitment to improving vehicle performance through advanced torque transmission technologies. As the automotive industry continues to evolve, inventions like those of Takashi will play a vital role in shaping the future of transportation.