Location History:
- Hitachi, JP (1981)
- Tokai, JP (1984 - 2014)
Company Filing History:
4 out of 42,508 
1 out of 57 
1 out of 1,037 
Years Active: 1981-2014
Title: The Innovative Mind of Haruyuki Yamazaki
Introduction: Haruyuki Yamazaki is a renowned inventor based in Tokai, Japan, recognized for his significant contributions in the field of steam turbine technology. With a commendable portfolio of five patents, Yamazaki has made notable advancements in sealing devices and structures that enhance the efficiency of steam turbines.
Latest Patents: Among his latest innovations, two patents stand out for their ingenious solutions. The first patent focuses on a sealing device for steam turbines, featuring a unique sealing structure where free-cutting spacers on a sealing base plate and sealing fins on a rotor are positioned oppositely. This design allows the sealing base plate to move axially with the rotor, minimizing clearances and maintaining a non-contact state between sealing fins and spacers during operation. The second patent aims to improve seals in steam turbines, introducing a labyrinth seal device that effectively minimizes steam leakage while reducing the heat transferred due to friction between stationary and rotating components. This innovation incorporates permeable spacers made from permeable metal, enhancing the performance of the turbine.
Career Highlights: Throughout his career, Yamazaki has been associated with prestigious companies in the engineering sector, including Hitachi, Ltd. and Hitachi Plant Engineering and Construction Co., Ltd. His work has been instrumental in pushing the boundaries of technology within the industry, particularly in steam turbine design and efficiency.
Collaborations: Haruyuki Yamazaki has collaborated with esteemed colleagues in his field, such as Kenjiro Narita and Hiroyuki Doi. Their collective expertise has contributed to the advancement of innovative solutions in turbine technology.
Conclusion: Haruyuki Yamazaki's inventive spirit and engineering proficiency have established him as a significant figure in the realm of steam turbine technology. His latest patents reflect a deep understanding of mechanical engineering principles and a commitment to innovation. As he continues to contribute to advancements in the industry, his achievements serve as an inspiration for future inventors and engineers.