Seiichi Kihara

Title: **Seiichi Kihara: Innovator in Power-Operated Construction Machines**

Introduction

Seiichi Kihara, an accomplished inventor based in Koka, Japan, has made significant contributions to the field of construction machinery. With a remarkable portfolio of nine patents, Kihara’s innovations focus on enhancing efficiency and reducing energy consumption in electric hydraulic excavators.

Latest Patents

One of Kihara's latest patents revolves around a power-operated construction machine. This invention introduces an upper revolving structure of an electric hydraulic excavator, consisting of a revolving frame, operator's seat, electric motor, hydraulic pump, oil tank, and an exterior cover designed to enclose electrical and hydraulic components. A distinctive feature is the incorporation of partitioning members within the revolving frame, facilitating the segregation of electrical and hydraulic equipment. Additionally, Kihara's design includes cooling devices — an electrical equipment cooling fan and a hydraulic equipment cooling fan — specifically aimed at maintaining optimal operating conditions.

Furthermore, his construction machine allows for power reduction control during the non-operation of control levers. This feature not only suppresses power consumption during erroneous operations but also significantly reduces overall energy usage. The controller intelligently manages the power reduction control based on the duration of non-operation, highlighting Kihara's commitment to energy efficiency in engineering.

Career Highlights

Throughout his career, Seiichi Kihara has worked with notable companies, including Hitachi Construction Machinery Tierra Co., Ltd. and Hitachi Construction Machinery Co., Ltd. His tenure at these organizations has informed and supplemented his innovative approaches in construction machine design, allowing him to carve out a unique niche in the industry.

Collaborations

Kihara has collaborated with esteemed colleagues such as Kiwamu Takahashi and Makoto Motozu. These partnerships have been instrumental in advancing his projects and further enhancing the effectiveness of his inventions.

Conclusion

Seiichi Kihara stands out as an influential figure in the realm of construction machinery. His innovative designs, particularly in power-operated equipment, not only push the boundaries of technology but also promote sustainability through energy-efficient solutions. As he continues to develop groundbreaking inventions, Kihara’s impact on the industry remains significant and promising.