Patents by Inventor Tsuneo Hibi

Tsuneo Hibi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Drying apparatus having recycle air path
    Patent number: 4516331
    Abstract: The drying apparatus includes a drum rotatably arranged in an outer box with a certain distance spaced from the inner surface of the outer box and housing therein materials to be dried. An air supply device supplies heated air into the drum, and a moisture removing device cooles air discharged from the drum by means of air taken from outside of the outer box to remove moisture from air discharged. Air discharged from the drum is guided to the moisture removing device through a first path. A space defined by the inner surface of the outer box and the outer surface of the drum constitutes a second path through which air passed through the moisture removing device is guided to the air supply device.
    Type: Grant
    Filed: July 19, 1982
    Date of Patent: May 14, 1985
    Assignee: Tokyo Shibaura Denki Kabushiki Kaisha
    Inventors: Toshiaki Yamauchi, Tsuneo Hibi, Kiyomi Sasano, Yoshiki Hayashi