Location History:
- Fujioka, JP (1980)
- Aichi, JP (1987)
Company Filing History:
4 out of 5,207 
1 out of 1,343 
Years Active: 1980-1987
Title: Inventor Masaru Tsunekawa: Innovating Stirling Engine Technology
Introduction
Masaru Tsunekawa, a dedicated inventor based in Aichi, Japan, has made significant contributions to the field of engineering, particularly in the development of Stirling engine technology. With a total of four patents to his name, Tsunekawa's innovations focus on improving the efficiency and functionality of Stirling engines.
Latest Patents
Tsunekawa's latest patents showcase his inventive approach to controlling working gas pressure in Stirling engines. His first notable patent, "Apparatus for controlling working gas pressure in Stirling engines," details a sophisticated system that includes a pressure boost valve and a pressure reducing valve, which work in tandem with an operating lever and a control unit. This setup allows for minimizing compressor load during engine idling, thereby enhancing overall engine performance.
In addition, his patent titled "Output control apparatus for Stirling engines" elaborates on a control apparatus featuring a pressure reducing valve and a pressure boost valve, alongside a movable member for adjusting the operating lever's position. This innovation aims to optimize engine efficiency by accurately controlling pressure within the minimum cycle pressure line.
Career Highlights
Tsunekawa has demonstrated remarkable expertise throughout his career, working with renowned companies such as Aisin Seiki Kabushiki Kaisha and Toyota Jidosha Seisakusho. His experience in these reputable organizations has contributed to his development of innovative technologies in engine mechanisms.
Collaborations
Throughout his career, Tsunekawa has collaborated with various skilled professionals, including his coworkers Takeharu Ohumi and Yoshihiro Naito. These collaborative efforts have undoubtedly enriched his projects and expanded the horizons of his inventions.
Conclusion
Masaru Tsunekawa's passion for innovation and his commitment to engineering excellence make him a notable figure in the field of Stirling engine technology. With a strong portfolio of patents and a collaborative spirit, Tsunekawa continues to push the boundaries of engineering innovation in Japan and beyond.