For Thrust Bearing Patents (Class 384/161)
  • Patent number: 10330156
    Abstract: A bearing assembly comprising a bearing cup having two ends, with a pair of outer raceways formed one adjacent each end of the bearing cup. A pair of bearing cones form a pair of inner raceways. Two rows of tapered roller bearings with each row received between one inner raceway and one outer raceway. A pair of wear rings are provided, each having a first axially inwardly directed end in engagement with an outwardly directed end of a bearing cone. A pair of seals each having a first end fitted into one into one of the bearing cup cylindrical counterbores. Each seal has a second end including a resilient element to form a seal with one of the wear rings. A second end of each wear ring is received in a cylindrical counterbore in each annular backing ring. A circular shroud is located radially outer and adjacent to one seal.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: June 25, 2019
    Assignee: AMSTED RAIL COMPANY, INC.
    Inventor: Paul A. Hubbard