Patents by Inventor Nozomi YASUFUKU

Nozomi YASUFUKU 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).

  • Sealed thrust bearing
    Patent number: 10544827
    Abstract: A sealed thrust bearing includes an inner ring; an outer ring facing the inner ring in an axial direction; an elastic member that covers the inner ring so as to define; an inner elastic seal member that seals a space between an inner circumferential portion of the inner ring and an inner circumferential portion of the outer ring; and an outer elastic seal member that seals a space between an outer circumferential portion of the inner ring and an outer circumferential portion of the outer ring; and a lower member that is disposed below the outer ring for being assembled with the outer ring, and is provided with cation coating. The inner elastic seal member has a lip in pressure contact with an inner surface of one of a cylinder portion and a cylindrical portion of the lower member, and the outer elastic seal member has a lip in pressure contact with an upper surface of one of an annular ring portion and an annular portion of the lower member.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: January 28, 2020
    Assignees: JTEKT CORPORATION, NAKANISHI METAL WORKS CO., LTD.
    Inventors: Hiroshi Yano, Minoru Nakamura, Nozomi Yasufuku, Mitsuru Saito
  • SEALED THRUST BEARING
    Publication number: 20180274587
    Abstract: A sealed thrust bearing includes an inner ring; an outer ring facing the inner ring in an axial direction; an elastic member that covers the inner ring so as to define: an inner elastic seal member that seals a space between an inner circumferential portion of the inner ring and an inner circumferential portion of the outer ring; and an outer elastic seal member that seals a space between an outer circumferential portion of the inner ring and an outer circumferential portion of the outer ring; and a lower member that is disposed below the outer ring for being assembled with the outer ring, and is provided with cation coating. The inner elastic seal member has a lip in pressure contact with an inner surface of one of a cylinder portion and a cylindrical portion of the lower member, and the outer elastic seal member has a lip in pressure contact with an upper surface of one of an annular ring portion and an annular portion of the lower member.
    Type: Application
    Filed: November 1, 2017
    Publication date: September 27, 2018
    Applicants: JTEKT CORPORATION, NAKANISHI METAL WORKS CO., LTD.
    Inventors: Hiroshi YANO, Minoru NAKAMURA, Nozomi YASUFUKU, Mitsuru SAITO