Sinki Ohtsu

Title: Sinki Ohtsu: Innovator in Percussion Tool Technology

Introduction

Sinki Ohtsu is a notable inventor based in Ibaraki-ken, Japan. He has made significant contributions to the field of tool technology, particularly with his innovative designs that enhance functionality and user experience.

Latest Patents

Ohtsu holds a patent for a percussion tool, specifically a hammer holder. This invention features a design where a hammer holder is positioned between a retainer sleeve and a cylinder, allowing for the slidable holding of an intermediate member in an axial direction. A predetermined clearance is maintained between the hammer holder and the retainer sleeve, ensuring optimal performance. The hammer holder includes a recessed portion that engages with a flange of the intermediate member, restricting its slide movement. Additionally, a cushioning member is incorporated to absorb the percussion force when the flange is stopped by the recessed portion. This design effectively limits the compression of the cushioning member, thereby assuring a predetermined lifespan for it.

Career Highlights

Ohtsu is associated with Hitachi Koki Co., Ltd., a company renowned for its high-quality power tools and equipment. His work at Hitachi Koki has allowed him to apply his innovative ideas in practical applications, contributing to the company's reputation for excellence in tool manufacturing.

Collaborations

Throughout his career, Ohtsu has collaborated with talented individuals such as Atsuyuki Kikuchi and Mutsuo Harada. These collaborations have fostered an environment of creativity and innovation, leading to advancements in tool technology.

Conclusion

Sinki Ohtsu's contributions to the field of percussion tools exemplify his dedication to innovation and quality. His patent for the hammer holder showcases his ability to solve practical problems through inventive design. Ohtsu's work continues to influence the industry, ensuring that users benefit from enhanced tool performance.