Location History:
- Hyogo, JP (2018)
- Kobe, JP (2018)
Company Filing History:
Years Active: 2018
Title: Manabu Hirai: Innovator in Fuel Injection Technology
Introduction
Manabu Hirai is a distinguished inventor based in Hyogo, Japan. He has made significant contributions to the field of fuel injection technology, holding a total of 3 patents. His work is primarily associated with Mitsubishi Electric Corporation, where he continues to innovate and develop advanced solutions.
Latest Patents
One of Hirai's latest patents is a fuel injection valve that features a holder accommodating a valve body. This holder has a surface that magnetically faces the outer periphery of an armature and is joined to a core. The design includes a housing that is press-fitted onto the outer periphery of the holder, which accommodates a coil. Additionally, a cap covers the fuel upstream side of the coil in a lid shape and is press-fitted onto the outer periphery of the core. The lower surface of the cap is designed to contact the upper end surface of the housing in a radially slidable state, with the outer peripheral portion of the contact surface between the cap and the housing joined by laser welding.
Another notable patent by Hirai involves a manufacturing method for a fuel injection valve. In this design, a holder of the fuel injection valve is press-inserted into the housing to ensure a secure fit. The cap of the fuel injection valve includes a notch portion for notching an annular portion and is arranged so that the inner circumference surface of the cap faces the outer circumference surface of the core via a gap. An electrode terminal of the fuel injection valve is connected to a terminal of a solenoid through the notch portion of the cap.
Career Highlights
Hirai's career at Mitsubishi Electric Corporation has been marked by his dedication to advancing fuel injection technologies. His innovative designs have not only improved the efficiency of fuel injection systems but have also contributed to the overall performance of automotive engines.
Collaborations
Throughout his career, Hirai has collaborated with notable colleagues, including Norihisa Fukutomi and Akio Shingu. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Manabu Hirai's contributions to fuel injection technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a drive to enhance automotive performance. His work continues to influence the industry and inspire future innovations.