Patents by Inventor Kyohei Inaba

Kyohei Inaba 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).

  • Vacuum die-casting machine
    Patent number: 8387679
    Abstract: A reduced size vacuum die-casting machine wherein an amount of powder release agent which is fed to a mold cavity each time is stable and loss of velocity of the air flow for sucking out the powder release agent is difficult, the apparatus provided with a powder control valve which has a powder release agent passage through which a powder release agent passes and which moves back and forth inside of a sleeve to switch between a state communicating a discharge hole with a molten metal holding chamber and a state communicating a discharge hole with a powder release agent passage, the powder release agent passage of the powder control valve formed inside of the powder control valve, the inlet and outlet of the powder release agent passage being formed at the outer surface of the powder control valve.
    Type: Grant
    Filed: July 6, 2011
    Date of Patent: March 5, 2013
    Assignee: Denso Corporation
    Inventors: Kyohei Inaba, Kenji Yamazaki, Minoru Yamamoto, Akihito Mizuno
  • VACUUM DIE-CASTING MACHINE
    Publication number: 20120048498
    Abstract: A reduced size vacuum die-casting machine wherein an amount of powder release agent which is fed to a mold cavity each time is stable and loss of velocity of the air flow for sucking out the powder release agent is difficult, the apparatus provided with a powder control valve which has a powder release agent passage through which a powder release agent passes and which moves back and forth inside of a sleeve to switch between a state communicating a discharge hole with a molten metal holding chamber and a state communicating a discharge hole with a powder release agent passage, the powder release agent passage of the powder control valve formed inside of the powder control valve, the inlet and outlet of the powder release agent passage being formed at the outer surface of the powder control valve.
    Type: Application
    Filed: July 6, 2011
    Publication date: March 1, 2012
    Applicant: DENSO CORPORATION
    Inventors: Kyohei INABA, Kenji YAMAZAKI, Minoru YAMAMOTO, Akihito MIZUNO