Patent ID: 7201561
Filing Date: 2007-04-10
Classification: B64C,F16J

Abstract:
1. A rotor shaft seal assembly associated with a rotor shaft, comprising: an outer cover removably positionable to encircle a rotor shaft, said outer cover having a first upper faced surface in which a plurality of outer cover connector holes are disposed in spaced apart orientation; an outer sealing ring removably positionable under said outer cover, said outer sealing ring having an inner circumference from which a resilient sealing wiper is radially disposed inwardly toward the rotor shaft, said outer sealing ring having a second upper faced surface in which a plurality of outer sealing ring connector holes are spaced apart in alignment with said outer cover connector holes; an inner seal ring removably positionable inboard of said outer sealing ring, said inner seal ring including an outer circumferential surface having a diameter sufficiently limited to provide positioning of said inner seal ring outer circumferential surface in slidingly engaging relationship with said inwardly disposed resillent sealing wiper; and a bearing retainer is positionable interior of said outer sealing ring inner circumference, said bearing retainer including an outer perimeter surface on which said inner seal ring is fitted, said bearing retainer further including an upper faced connecting surface having a plurality of alignment holes therein, and said bearing retainer further including an inner circumference of a sufficient radius for unhindered rotation of the rotor shaft therein.