Nobuyuki Fujitani

Title: Nobuyuki Fujitani: Innovator in Fuel Injection Technology

Introduction

Nobuyuki Fujitani is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of fuel injection technology, holding a total of 4 patents. His work has been instrumental in enhancing the efficiency and functionality of fuel injection systems in internal combustion engines.

Latest Patents

Fujitani's latest patents include a "Stopping device for engine supplied with fuel by fuel injection pump." This innovative device features a change-over valve and an actuator that responds to engine shutdown operations. The change-over valve transitions between two positions: one that connects the fuel tank to the fuel supply pump during engine startup, and another that connects the fuel injection pump to the fuel supply pump during shutdown. The actuator, which includes a solenoid and a key switch, ensures the proper functioning of the change-over valve throughout the engine's operation.

Another significant patent is the "Cam shaft locking device for fuel injection pump." This device locks the cam shaft of a fuel injection pump, allowing it to be secured in an optimal rotational position. It consists of a coupling block connected to the cam shaft and a locking pin that engages with a threaded opening in either the pump body or the coupling block. This innovation enhances the reliability and performance of fuel injection systems.

Career Highlights

Nobuyuki Fujitani is associated with Nippondenso Co., Ltd., a company renowned for its advancements in automotive technology. His work at Nippondenso has positioned him as a key player in the development of innovative fuel injection solutions.

Collaborations

Fujitani has collaborated with notable coworkers, including Yoshiya Ishii and Hidetoshi Dohshita. Their combined expertise has contributed to the successful development of various technologies in the automotive sector.

Conclusion

Nobuyuki Fujitani's contributions to fuel injection technology have made a lasting impact on the automotive industry. His innovative patents and collaborative efforts continue to drive advancements in engine efficiency and performance.