Patents by Inventor Tatsushi Okumura

Tatsushi Okumura 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).

  • Lubricating system and lubricating method
    Patent number: 7980361
    Abstract: A lubricating system is adapted to supply lubricating oil to a lip portion of an oil-seal member for preventing the lubricating oil from leaking out of a case. The lubricating system includes a rotating member, a bearing, a scraping member, and a guiding section. The rotating member is configured and arranged to be rotatably housed within the case and to slidably engage the lip portion of the oil-seal member. The bearing rotatably supports the rotating member. The scraping member is configured and arranged to scrape the lubricating oil discharged from the bearing. The guiding section is configured and arranged to guide the lubricating oil scraped by the scraping member to the lip portion of the oil-seal member.
    Type: Grant
    Filed: July 11, 2007
    Date of Patent: July 19, 2011
    Assignee: Aichi Machine Industry Co., Ltd.
    Inventors: Masaki Omoto, Tatsushi Okumura, Hideki Aoyama, Akira Kokubo
  • LUBRICATING SYSTEM AND LUBRICATING METHOD
    Publication number: 20080035428
    Abstract: A lubricating system is adapted to supply lubricating oil to a lip portion of an oil-seal member for preventing the lubricating oil from leaking out of a case. The lubricating system includes a rotating member, a bearing, a scraping member, and a guiding section. The rotating member is configured and arranged to be rotatably housed within the case and to slidably engage the lip portion of the oil-seal member. The bearing rotatably supports the rotating member. The scraping member is configured and arranged to scrape the lubricating oil discharged from the bearing. The guiding section is configured and arranged to guide the lubricating oil scraped by the scraping member to the lip portion of the oil-seal member.
    Type: Application
    Filed: July 11, 2007
    Publication date: February 14, 2008
    Applicant: AICHI MACHINE INDUSTRY CO., LTD.
    Inventors: Masaki OMOTO, Tatsushi OKUMURA, Hideki AOYAMA, Akira KOKUBO