Patent ID: 9279501
Filing Date: 2016-03-08
CPC Classification: F16J

Claim Text:
1. A shaft seal comprising first and second rings mountable on a shaft, the first ring having a first axial surface, a second axial surface, a radial outer surface, a radial inner surface defining a central opening and surrounding a first ring central axis, and a flange projecting axially away from the first axial surface around the central opening, the flange having a radially outer surface extending away from the first axial surface and toward the first ring central axis, the first ring being formed from first and second discrete arc segments; the second ring having a first axial face, a second axial face, a radial outer face, a radial inner face defining a central opening and surrounding a second ring central axis, the radial inner face comprising a first portion extending from the first axial face and a second portion extending from the second axial face, the second ring being formed from first and discrete second arc segments, the second ring being mounted to the first ring with the second portion in contact with the radially outer surface of the flange; and the shaft seal including a plurality of fasteners extending from the second ring into the first axial surface of the first ring or from the first ring into the second axial face of the second ring and securing the first ring to the second ring.