Patents by Inventor Shinichi Maejima

Shinichi Maejima 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).

  • Workpiece conveying apparatus of machine tool
    Patent number: 7874785
    Abstract: A workpiece conveying apparatus of a machine tool, capable of covering a workpiece moving mechanism based on a simple structure and thereby preventing the entire machine from increasing in size is provided. A frame member 8 is formed by a pipe body extending from a workpiece machining position A to the vicinity of a workpiece carry-in-and-out position B, and the workpiece moving mechanism 7 is structured that a belt 12 is wound around a driving pulley 10 and a driven pulley 11 to drive the driving pulley 10 to rotate by a driving motor 13 where the belt 12 is arranged in the accommodated state in the frame member 8.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: January 25, 2011
    Assignee: Mori Seiki Co., Ltd.
    Inventors: Yoshinobu Okuyama, Takashi Kominami, Shinichi Maejima
  • Workpiece conveying apparatus of machine tool
    Publication number: 20080008567
    Abstract: A workpiece conveying apparatus of a machine tool, capable of covering a workpiece moving mechanism based on a simple structure and thereby preventing the entire machine from increasing in size is provided. A frame member 8 is formed by a pipe body extending from a workpiece machining position A to the vicinity of a workpiece carry-in-and-out position B, and the workpiece moving mechanism 7 is structured that a belt 12 is wound around a driving pulley 10 and a driven pulley 11 to drive the driving pulley 10 to rotate by a driving motor 13 where the belt 12 is arranged in the accommodated state in the frame member 8.
    Type: Application
    Filed: June 28, 2007
    Publication date: January 10, 2008
    Inventors: Yoshinobu Okuyama, Takashi Kominami, Shinichi Maejima