Patents by Inventor Kenzo Kado

Kenzo Kado 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).

  • Patent number: 7297282
    Abstract: The invention provides a drain mechanism of a fluid filter in which a heated fluid is not splashed on a worker at a time of discharging the fluid such as a time of exchanging an element, and can inhibit dusts or the like from being mixed from an external portion at a time of normal use. A drain mechanism 7 of the present invention is provided with a cap 3 engaged with a case 2 and having a drain hole 15, a drain member (a drain plug 20) detachably mounted to the cap from an outer side thereof and closing the drain hole, a valve member 25 provided in an inner side of the cap and closing the drain hole, and an elastic means (a spring 11) for energizing the valve member in a direction of closing the drain hole. In a state in which the drain member is detached from the cap, a residual fluid within a housing is discharged by a tubular draining jig 30 inserted to the drain hole.
    Type: Grant
    Filed: November 12, 2003
    Date of Patent: November 20, 2007
    Assignees: Toyoda Boshoku Corporation, Toyota Jidosha Kabushiki Kaisha, Denso Corporation
    Inventors: Kiichiro Suzumori, Toshihiro Takahara, Sadahito Fukumori, Ryuichiro Kamioka, Jin Hashioka, Kenzo Kado
  • Publication number: 20040144734
    Abstract: The invention provides a drain mechanism of a fluid filter in which a heated fluid is not splashed on a worker at a time of discharging the fluid such as a time of exchanging an element, and can inhibit dusts or the like from being mixed from an external portion at a time of normal use. A drain mechanism 7 of the present invention is provided with a cap 3 engaged with a case 2 and having a drain hole 15, a drain member (a drain plug 20) detachably mounted to the cap from an outer side thereof and closing the drain hole, a valve member 25 provided in an inner side of the cap and closing the drain hole, and an elastic means (a spring 11) for energizing the valve member in a direction of closing the drain hole. In a state in which the drain member is detached from the cap, a residual fluid within a housing is discharged by a tubular draining jig 30 inserted to the drain hole.
    Type: Application
    Filed: November 12, 2003
    Publication date: July 29, 2004
    Applicants: TOYODA BOSHOKU CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATION
    Inventors: Kiichiro Suzumori, Toshihiro Takahara, Sadahito Fukumori, Ryuichiro Kamioka, Jin Hashioka, Kenzo Kado