Patents Assigned to Kuretake Electro-Steel Co., Ltd.
  • Bond magnet for direct current reactor and direct current reactor
    Patent number: 7800474
    Abstract: The present invention provides a bond magnet for direct current reactor which is to be disposed in a gap formed in a magnetic core of a direct current rector, the bond magnet containing a magnet powder containing a rapidly quenched powder of a rare earth magnet alloy. The present invention also provides a direct current reactor including a magnetic core having a gap and a winding area wound around the magnetic core, in which the bond magnet is disposed in the gap of the magnetic core.
    Type: Grant
    Filed: February 18, 2009
    Date of Patent: September 21, 2010
    Assignees: Daido Tokushuko Kabushiki Kaisha, Kuretake Electro-Steel Co., Ltd.
    Inventors: Takao Yabumi, Koji Tsuru