Patent ID: 6189896
Filing Date: 2001-02-20
Classification: F16J

Abstract:
A seal ring mountable to a rotating member for rotation therewith, comprising:a radial inner circumferential face, an opposite radial outer circumferential face, and at least one axial end face extending between the inner circumferential face and the outer circumferential face, wherein the at least one axial end face includes elements for receiving and holding a lubricant for providing lubrication between the at least one axial end face and a surface located in opposing relation thereto during rotation of the seal ring relative to the surface; anda gap extending through the seal ring and adapted for promoting a controlled amount of said lubricant to pass through the seal ring during the rotation thereof whereby at least a portion of said lubricant passing through the seal ring is received by said elements for receiving and holding a lubricant.