Location History:
- Tsushima, JP (1987)
- Tsushima-shi, Aichi-ken, JP (1986 - 1989)
- Aichi-gun, Aichi-ken, JP (1992)
Company Filing History:
2 out of 3,252 
1 out of 5,207 
1 out of 801 Years Active: 1986-1992
Title: Yutaka Yamada: Innovator in Centrifugal Pump Technology
Introduction
Yutaka Yamada is a notable inventor based in Aichi-ken, Japan. He has made significant contributions to the field of pump technology, particularly in the design and functionality of centrifugal pumps. With a total of 4 patents to his name, Yamada's innovations have advanced the efficiency and effectiveness of water pumping systems.
Latest Patents
Yamada's latest patents include a variable capacity centrifugal water pump with a movable pressure chamber. This invention features a casing that defines an inlet path, a turbine chamber, and an outlet path. The design incorporates a drive shaft and a turbine that rotates within the turbine chamber. The turbine consists of a disk-shaped back plate and blades that extend in the axial direction, creating a pressure chamber with a movable disk plate. This innovative design allows for improved pressure adjustment and efficiency.
Another significant patent is the centrifugal pump of vortex-flow type. This pump includes an arcuate pump chamber and a disc-like impeller that is axially movable. The impeller is designed with circumferentially spaced vane grooves that work in conjunction with the pump chamber to generate discharge pressure. The design also features pressure balancing holes and axial holes that enhance the pump's performance.
Career Highlights
Throughout his career, Yamada has worked with various companies, including Nippondenso Co., Ltd. His experience in the industry has allowed him to develop and refine his innovative ideas, leading to the successful patenting of his inventions.
Collaborations
Yamada has collaborated with notable colleagues such as Tadashi Kozawa and Naohiro Natsume. These partnerships have contributed to the development of his groundbreaking technologies and have fostered a collaborative environment for innovation.
Conclusion
Yutaka Yamada's contributions to centrifugal pump technology demonstrate his commitment to innovation and improvement in engineering design. His patents reflect a deep understanding of fluid dynamics and mechanical engineering, making him a significant figure in his field.