Patents by Inventor Kouichi Kushida

Kouichi Kushida 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).

  • Continuous forging apparatus for cast strand
    Patent number: 5282374
    Abstract: According to the present invention, in case of continuously forging a cast strand in its final solidification region, in order to forge the cast strand with uniform reduction amounts on front and rear sides of the strand notwithstanding the cast strand is wrapped or floated during movement of the cast strand being drawn from molds, the head end oil chamber and the rod end oil chamber of each of positioning cylinders for adjusting the positions of anvils are connected by means of hydraulic oil passages having a selector valve, and further the hydraulic oil passages connected to the head end oil chambers of the positioning cylinders are connected to each other by means of a first bypass line.
    Type: Grant
    Filed: October 26, 1992
    Date of Patent: February 1, 1994
    Assignee: Kawasaki Steel Corporation
    Inventors: Shinji Kojima, Hisakazu Mizota, Toshitane Matsukawa, Toshio Fujimura, Kouichi Kushida, Yoshio Yoshimoto, Noriaki Inoue