Shigeru Otsuka is a notable inventor based in Yonago, Japan. He has made significant contributions to the field of blower technology, holding a total of 12 patents. His innovative designs focus on improving performance while reducing noise, showcasing his commitment to enhancing user experience.

Latest Patents

One of Otsuka's latest patents is a blower and method for molding housing thereof. This invention features a blower with improved P-Q characteristics that reduces noise by sucking air through slits in an annular wall. The design includes a progressively reduced blade thickness near the blade end, which enhances the blade's advance angle. Additionally, the width of the slits is wider near the spacers, and notches are provided in the outer perimeter of annular plates to reduce their radial length. This arrangement significantly improves the P-Q characteristic and minimizes noise.

Career Highlights

Throughout his career, Shigeru Otsuka has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Hitachi Powdered Metals Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative blower technologies.

Collaborations

Otsuka has collaborated with talented individuals in his field, including Hiroyasu Fujinaka and Motohiro Miyasaka. These partnerships have likely fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Shigeru Otsuka's contributions to blower technology demonstrate his innovative spirit and dedication to improving product performance. His patents reflect a deep understanding of engineering principles and a commitment to reducing noise in practical applications.

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