Patents by Inventor Gaku Akishige

Gaku Akishige 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).

  • Apparatus for producing fine metal balls
    Patent number: 6554166
    Abstract: An apparatus for producing fine metal balls comprising a crucible 3 for holding a metal melt and equipped with orifices 2 for ejecting the metal melt; a vibration rod 6 for giving vibration to the melt 1 held in the crucible 3; a vibrator 4 for giving vibration to the vibration rod 6; a means 5 for transmitting the vibration of the vibrator 4 to the vibration rod 6; and a chamber 7 in which melt droplets 9 ejected through the orifices 2 are solidified while dropping, the vibration-transmitting means 5 having one end in contact with the vibrator 4 and the other end abutting a support member 11 connected to the vibration rod 6; the vibration-transmitting means 5 having a cross section decreasing as it nears the support member 11.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: April 29, 2003
    Assignee: Hitachi Metals, Ltd.
    Inventors: Koji Sato, Yasushi Ishimoto, Gaku Akishige, Noboru Hanai, Takeshi Kuboi
  • Apparatus for producing fine metal balls
    Publication number: 20020056950
    Abstract: An apparatus for producing fine metal balls comprising a crucible 3 for holding a metal melt and equipped with orifices 2 for ejecting the metal melt; a vibration rod 6 for giving vibration to the melt 1 held in the crucible 3; a vibrator 4 for giving vibration to the vibration rod 6; a means 5 for transmitting the vibration of the vibrator 4 to the vibration rod 6; and a chamber 7 in which melt droplets 9 ejected through the orifices 2 are solidified while dropping, the vibration-transmitting means 5 having one end in contact with the vibrator 4 and the other end abutting a support member 11 connected to the vibration rod 6; the vibration-transmitting means 5 having a cross section decreasing as it nears the support member 11.
    Type: Application
    Filed: March 14, 2001
    Publication date: May 16, 2002
    Inventors: Koji Sato, Yasushi Ishimoto, Gaku Akishige, Noboru Hanai, Takeshi Kuboi