Patents by Inventor Nobuki Nishidera

Nobuki Nishidera 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).

  • Chatter vibration suppressing method and machine tool
    Patent number: 9612595
    Abstract: A chatter vibration suppressing method includes acquiring a moment of inertia of a rotating body, recording a value indicating the acquired moment of inertia into a machining program, and calculating a variable amplitude and a variable period when a rotation speed of the rotating body is varied in order to suppress chatter vibration from the value indicating the moment of inertia recorded in the machining program and the maximum input power of a motor for rotating the rotating body.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: April 4, 2017
    Assignee: OKUMA CORPORATION
    Inventors: Kiyoshi Yoshino, Yuto Mizukami, Takayuki Kato, Noriyoshi Ito, Nobuki Nishidera
  • CHATTER VIBRATION SUPPRESSING METHOD AND MACHINE TOOL
    Publication number: 20140114462
    Abstract: A chatter vibration suppressing method includes acquiring a moment of inertia of a rotating body, recording a value indicating the acquired moment of inertia into a machining program, and calculating a variable amplitude and a variable period when a rotation speed of the rotating body is varied in order to suppress chatter vibration from the value indicating the moment of inertia recorded in the machining program and the maximum input power of a motor for rotating the rotating body.
    Type: Application
    Filed: October 18, 2013
    Publication date: April 24, 2014
    Applicant: OKUMA Corporation
    Inventors: Kiyoshi Yoshino, Yuto Mizukami, Takayuki Kato, Noriyoshi Ito, Nobuki Nishidera