Patents by Inventor Suguru Sakakibara

Suguru Sakakibara 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).

  • Machining apparatus and machining method of work end face, roller and roller bearing
    Patent number: 7182676
    Abstract: A machining apparatus 10 of an end face of a roller includes a rotatable inner disk 11, a cage 14 having a pocket portion 13 for holding a plurality of rollers 12 at predetermined intervals in a peripheral direction at an outer diameter portion of the inner disk 11 and rotatable independently from the inner disk 11, and a drive belt 15 hung over outer diameter portions of the plurality of rollers 12 held by the inner disk 11 and the cage 14, and by rotating the inner disk 11, the cage 14 and the drive belt 15 in predetermined directions, the roller 12 is revolved while being rotated and the end face of the roller is crowned by an elastic cup grinding wheel 19.
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: February 27, 2007
    Assignee: NSK Ltd.
    Inventors: Yuko Kamamura, Atsushi Kario, Shigeo Kudou, Wataru Watanabe, Suguru Sakakibara
  • Machining apparatus and machining method of work end face, roller and roller bearing
    Publication number: 20050233683
    Abstract: A machining apparatus 10 of an end face of a roller includes a rotatable inner disk 11, a cage 14 having a pocket portion 13 for holding a plurality of rollers 12 at predetermined intervals in a peripheral direction at an outer diameter portion of the inner disk 11 and rotatable independently from the inner disk 11, and a drive belt 15 hung over outer diameter portions of the plurality of rollers 12 held by the inner disk 11 and the cage 14, and by rotating the inner disk 11, the cage 14 and the drive belt 15 in predetermined directions, the roller 12 is revolved while being rotated and the end face of the roller is crowned by an elastic cup grinding wheel 19.
    Type: Application
    Filed: March 16, 2005
    Publication date: October 20, 2005
    Inventors: Yuko Kamamura, Atsushi Kario, Shigeo Kudou, Wataru Watanabe, Suguru Sakakibara