Patents by Inventor Toru SAKUYAMA

Toru SAKUYAMA 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).

  • Cutting edge position adjustment mechanism and cutting edge-replaceable cutting tool
    Patent number: 9962775
    Abstract: Provided is a cutting edge position adjustment mechanism for moving a cutting edge member mounted on a tool body with respect to the tool body to adjust the position of a cutting edge. The cutting edge position adjustment mechanism is equipped with a shaft member that extends between the tool body and the cutting edge member and threadably engages with the tool body and a nut member that threadably engages with the shaft member and abuts against the cutting edge member; a first screw section that threadably engages with the tool body and a second screw section that threadably engages with the nut member are provided coaxially on the shaft member at different positions along the direction of an axis line of the shaft member; and the thread pitch of the first screw section and the thread pitch of the second screw section are different from each other.
    Type: Grant
    Filed: April 15, 2014
    Date of Patent: May 8, 2018
    Assignee: MITSUBISHI MATERIALS CORPORATION
    Inventors: Toru Sakuyama, Takayoshi Saito
  • CUTTING EDGE POSITION ADJUSTMENT MECHANISM AND CUTTING EDGE-REPLACEABLE CUTTING TOOL
    Publication number: 20160114413
    Abstract: Provided is a cutting edge position adjustment mechanism for moving a cutting edge member mounted on a tool body with respect to the tool body to adjust the position of a cutting edge. The cutting edge position adjustment mechanism is equipped with a shaft member that extends between the tool body and the cutting edge member and threadably engages with the tool body and a nut member that threadably engages with the shaft member and abuts against the cutting edge member; a first screw section that threadably engages with the tool body and a second screw section that threadably engages with the nut member are provided coaxially on the shaft member at different positions along the direction of an axis line of the shaft member; and the thread pitch of the first screw section and the thread pitch of the second screw section are different from each other.
    Type: Application
    Filed: April 15, 2014
    Publication date: April 28, 2016
    Inventors: Toru SAKUYAMA, Takayoshi SAITO