Patents by Inventor Jong Rycol Oh

Jong Rycol Oh 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).

  • Hydrodynamic bearing assembly and motor including the same
    Patent number: 8410650
    Abstract: A hydrodynamic bearing assembly includes a sleeve rotatably supporting a shaft, a thrust plate housing portion extending to an upper side of the sleeve in an axial direction so as to house a thrust plate, and a stopper ring housing portion stepped in an upper side of the thrust plate housing portion in the axial direction and housing a stopper ring for fixing the thrust plate. The stopper ring protrudes from the stopper ring housing portion such that an outer circumferential surface of the stopper ring has a larger height than an inner circumferential surface of the stopper ring housing portion.
    Type: Grant
    Filed: December 17, 2009
    Date of Patent: April 2, 2013
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ho Kyung Jang, Il Oung Park, Jong Rycol Oh
  • Hydrodynamic bearing assembly and motor including the same
    Publication number: 20110050015
    Abstract: A hydrodynamic bearing assembly includes a sleeve rotatably supporting a shaft, a thrust plate housing portion extending to an upper side of the sleeve in an axial direction so as to house a thrust plate, and a stopper ring housing portion stepped in an upper side of the thrust plate housing portion in the axial direction and housing a stopper ring for fixing the thrust plate. The stopper ring protrudes from the stopper ring housing portion such that an outer circumferential surface of the stopper ring has a larger height than an inner circumferential surface of the stopper ring housing portion.
    Type: Application
    Filed: December 17, 2009
    Publication date: March 3, 2011
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ho Kyung Jang, Il Oung Park, Jong Rycol Oh