Tsuyoshi Ohkawa

Title: The Innovations of Tsuyoshi Ohkawa

Introduction

Tsuyoshi Ohkawa is a notable inventor based in Iwata, Japan. He has made significant contributions to the field of internal combustion engines, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

Ohkawa's latest patents include a V-type multi-cylinder engine and a governor for a vertical V-type engine. The V-type multi-cylinder engine features a unique configuration with a camshaft located in the valley of the V, driven by an intermediate shaft offset to one side. This design allows for a gear train that reduces the camshaft speed to half that of the crankshaft, making it suitable for operating garden tractors with lawn mower attachments. The governor for the vertical V-type engine presents an improved mechanism that incorporates a motion transmitting member within the stagger between the cylinder banks, resulting in a more compact assembly.

Career Highlights

Throughout his career, Ohkawa has worked with prominent companies such as Yamaha Hatsudoki Kabushiki and Yamaha Hatsudoki Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to the development of advanced engine technologies.

Collaborations

Ohkawa has collaborated with notable coworkers, including Kiyohiko Oguri and Reiichi Kaji. These partnerships have likely enriched his work and led to further innovations in engine design.

Conclusion

Tsuyoshi Ohkawa's contributions to engine technology through his patents and collaborations highlight his role as a significant inventor in the automotive field. His innovative designs continue to influence the industry and demonstrate the importance of creativity in engineering.