Patents by Inventor Etsuro Shimada

Etsuro Shimada 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).

  • Vertical machine tool with a movable main spindle
    Patent number: 7024974
    Abstract: A vertical lathe is provided with a base, a main spindle, a headstock, a tool rest and a splash guard. The headstock is movable in a Z-axis direction and an X-axis direction and grips a bar workpiece by a chuck. The bar workpiece is machined by moving the headstock and a tool. A part which has been subjected to the machining is cut by a cut-off tool as a machined workpiece. The lathe has a supporting means, provided above the headstock, for supporting an upper end of the bar workpiece and a transfer means for receiving the machined workpiece from the chuck and for transferring the machined workpiece to an outside of a machining area.
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: April 11, 2006
    Assignee: Mori Seiki Hitech Co., Ltd.
    Inventors: Takashi Shimada, Etsuro Shimada
  • Vertical machine tool with a movable main spindle
    Publication number: 20040060402
    Abstract: A vertical lathe is provided with a base, a main spindle, a headstock, a tool rest and a splash guard. The headstock is movable in a Z-axis direction and an X-axis direction and grips a bar workpiece by a chuck. The bar workpiece is machined by moving the headstock and a tool. A part which has been subjected to the machining is cut by a cut-off tool as a machined workpiece. The lathe has a supporting means, provided above the headstock, for supporting an upper end of the bar workpiece and a transfer means for receiving the machined workpiece from the chuck and for transferring the machined workpiece to an outside of a machining area.
    Type: Application
    Filed: September 24, 2003
    Publication date: April 1, 2004
    Applicant: MORI SEIKI HITECH CO.,LTD.
    Inventors: Takashi Shimada, Etsuro Shimada