Patents by Inventor Kanjyo Tachiyama

Kanjyo Tachiyama 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).

  • Device for charging materials into blast furnace
    Patent number: 3972426
    Abstract: A device for charging materials into a blast furnace is disclosed in which a gear box which supports rotatably a ring gear has a pair of shafts swingably supported by a casing joined to the top of the furnace in such a way that the gear box may be caused to swing about the pair of shafts when the latter are driven. Furthermore, a chute is disposed within the gear box in such a way that it may be caused to swing in the directions at right angles to those of the swinging of the gear box by the rotation of the ring gear which in turn is driven by a drive shaft.
    Type: Grant
    Filed: February 1, 1974
    Date of Patent: August 3, 1976
    Assignee: Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    Inventor: Kanjyo Tachiyama