Ikuo Misumi

Title: Ikuo Misumi: Innovator in Gear Pump Technology

Introduction

Ikuo Misumi is a notable inventor based in Kanagawa, Japan, recognized for his contributions to the field of mechanical engineering, particularly in the development of internal gear pumps. With a total of four patents to his name, he has made significant advancements in the design and functionality of oil pumps used in automotive applications.

Latest Patents

Among Misumi's latest innovations are two key patents that illustrate his expertise in gear pump technology:

1. **Internal Gear Pumps**: This invention features a pump housing containing an outer rotor with an internal gear portion on its inner periphery. It has an eccentrically disposed inner rotor featuring an external gear portion that engages the internal gear of the outer rotor. This design includes a side plate integrated with the outer rotor, which enhances the efficiency and durability of the pump while minimizing wear through effective slide contact management.

2. **Rotor-Type Oil Pump**: Designed to efficiently suck and discharge oil for various automotive engine components, this rotor-type oil pump includes a generally annular outer rotor and an eccentrically disposed inner rotor. The innovative design ensures uniform stress distribution at the tooth base sections of both the inner and outer rotors, allowing for a more efficient and compact pump structure.

Career Highlights

Throughout his career, Ikuo Misumi has been associated with prestigious companies such as Atsugi Unisia Corporation and Unisia Jecs Corporation. His technical acumen and groundbreaking inventions have significantly influenced the engineering practices related to automotive lubrication systems.

Collaborations

Misumi has had the opportunity to work alongside esteemed colleagues, including Hiroaki Imai and Masaharu Saito. These collaborations have fostered an environment of innovation and have led to advancements in gear pump technology, further establishing Misumi as a leader in his field.

Conclusion

Ikuo Misumi's inventive spirit and professional contributions have left a lasting impact on the automotive industry, especially in the realm of internal gear pumps. With his groundbreaking designs and collaborations, he continues to inspire future innovations that aim to enhance machinery efficiency and reliability.