Patents by Inventor Yasuya Kawamura

Yasuya Kawamura 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).

  • Supporting device and electric discharge machine
    Patent number: 10220460
    Abstract: A grip unit including holding units in each of which an upper plate is placed on a lower plate to form a V-shaped groove, a grip unit control device that can change a distance between the holding unit in a range between a distance equal to or longer than a diameter of an electrode holder with an electrode feeding mechanism and a distance equal to a diameter of an electrode, a grip unit control device moving-shaft motor that can change a height of the grip unit in a range between a height at which the holding unit are placed lower than an electrode holder brim of an electrode holder having an electrode feeding mechanism attached to an electric holder gripping device and a height to which the holding units lift up the electrode holder brim of the electrode holder having an electrode feeding mechanism attached to the electric holder gripping device, and an electrode gripping device that can grip the electrode on a lower side of the grip unit are included.
    Type: Grant
    Filed: May 25, 2015
    Date of Patent: March 5, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hidetaka Katogi, Yasuya Kawamura, Kimihiko Usuda, Kiyoaki Ichihashi
  • SUPPORTING DEVICE AND ELECTRIC DISCHARGE MACHINE
    Publication number: 20170259362
    Abstract: A grip unit including holding units in each of which an upper plate is placed on a lower plate to form a V-shaped groove, a grip unit control device that can change a distance between the holding unit in a range between a distance equal to or longer than a diameter of an electrode holder with an electrode feeding mechanism and a distance equal to a diameter of an electrode, a grip unit control device moving-shaft motor that can change a height of the grip unit in a range between a height at which the holding unit are placed lower than an electrode holder brim of an electrode holder having an electrode feeding mechanism attached to an electric holder gripping device and a height to which the holding units lift up the electrode holder brim of the electrode holder having an electrode feeding mechanism attached to the electric holder gripping device, and an electrode gripping device that can grip the electrode on a lower side of the grip unit are included.
    Type: Application
    Filed: May 25, 2015
    Publication date: September 14, 2017
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hidetaka KATOGI, Yasuya KAWAMURA, Kimihiko USUDA, Kiyoaki ICHIHASHI
  • Electric discharge machine
    Patent number: D716857
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: November 4, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroichiro Shimano, Yasuya Kawamura, Yoshihiro Obata