Patents by Inventor Ikuko NONOYAMA

Ikuko NONOYAMA 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).

  • Speed reduction device and series of speed reduction devices
    Patent number: 8858380
    Abstract: A speed reduction device includes front and rear stage speed reduction mechanisms. The speed reduction device includes a connecting shaft that connects the front stage speed reduction mechanism to the rear stage speed reduction mechanism; bearings that support the connecting shaft; an oil supply port that is formed on one side of front and rear stage sides of the bearings; and communication passages that make a receiving section, which is closer to the front stage speed reduction mechanism than the bearings in a casing of the speed reduction device, communicate with a receiving section, which is closer to the rear stage speed reduction mechanism than the bearings.
    Type: Grant
    Filed: February 10, 2012
    Date of Patent: October 14, 2014
    Assignee: Sumitomo Heavy Industries, Ltd.
    Inventors: Masayuki Ishizuka, Ikuko Nonoyama
  • SPEED REDUCTION DEVICE AND SERIES OF SPEED REDUCTION DEVICES
    Publication number: 20120238390
    Abstract: A speed reduction device includes front and rear stage speed reduction mechanisms. The speed reduction device includes a connecting shaft that connects the front stage speed reduction mechanism to the rear stage speed reduction mechanism; bearings that support the connecting shaft; an oil supply port that is formed on one side of front and rear stage sides of the bearings; and communication passages that make a receiving section, which is closer to the front stage speed reduction mechanism than the bearings in a casing of the speed reduction device, communicate with a receiving section, which is closer to the rear stage speed reduction mechanism than the bearings.
    Type: Application
    Filed: February 10, 2012
    Publication date: September 20, 2012
    Applicant: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Masayuki ISHIZUKA, Ikuko NONOYAMA