Patents by Inventor Nobutaka Kurata

Nobutaka Kurata 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).

  • Climbing formwork apparatus for concrete placing
    Patent number: 4709899
    Abstract: A formwork apparatus for concrete placing comprises: a center frame assembly having upper and lower ends; first and second form panels for molding concrete walls, each having a supporting member mounted on an outer surface thereof, the first form panel pivotally connected at its supporting member to the upper end of the frame assembly so as to be pivoted about a substantially horizontal axis, the second form panel pivotally connected at its supporting member to the lower end of the frame assembly so as to be pivoted about an axis parallel to a pivot connecting the first panel with the frame assembly; a first fixing mechanism for fixing and releasing the first panel to and from a cured concrete wall; a second fixing mechanism for fixing and releasing the second panel to and from the concrete wall; a first drive mechanism for pivoting the frame assembly around the first panel when the first panel is fixed to the concrete wall so that the second panel is brought to a position upper side of the first panel; and a
    Type: Grant
    Filed: October 27, 1986
    Date of Patent: December 1, 1987
    Assignee: Shimizu Construction Co., Ltd.
    Inventors: Yasuo Kajioka, Tomio Komine, Hitoshi Kadowaki, Shigeyoshi Matsuda, Yoshinori Yugami, Shinya Kubota, Yoshio Takahashi, Hiroshi Shimada, Nobutaka Kurata