Location History:
- Hamadahonmachi, JP (1989)
- Hiroshima-ken, JP (2002)
- Hiroshima, JP (1991 - 2006)
Company Filing History:
Years Active: 1989-2006
Title: Kazuo Isayama: Innovator in Engine Balancer Technology
Introduction
Kazuo Isayama is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of engine technology, particularly in the development of balancer devices. With a total of 4 patents to his name, Isayama's work has had a considerable impact on automotive engineering.
Latest Patents
One of Isayama's latest patents is a balancer device for engines. This innovative design features a first balancer shaft that includes a shaft extension portion extending forward, to which a driven sprocket is attached. The case member of this device includes a first bearing portion that supports the balancer shaft near its weight portions and rotational gear, as well as a second bearing portion that supports the same near its driven sprocket. The design also incorporates an upper case coupled to a cylinder block and a lower case facing the upper case, with a case extension portion extending forward at the upper case. The first bearing portion is configured as a hole formed by half-split portions of both cases, while the second bearing portion is formed integrally at the case extension portion. Another significant patent is the engine balancer apparatus, which is coupled to the lower portion of a cylinder block through turrets made of a material with a coefficient of linear expansion similar to that of the crankshaft and balancer shaft.
Career Highlights
Kazuo Isayama is currently employed at Mazda Motor Corporation, where he continues to innovate and develop new technologies in engine design. His work has been instrumental in enhancing the performance and efficiency of automotive engines.
Collaborations
Isayama has collaborated with several talented individuals in his field, including Masaaki Sato and Hiroichi Takubo. These collaborations have contributed to the advancement of engine technology and the successful implementation of innovative designs.
Conclusion
Kazuo Isayama's contributions to engine balancer technology exemplify his dedication to innovation in the automotive industry. His patents reflect a commitment to improving engine performance and efficiency, making him a significant figure in his field.