Patent ID: 7431303
Filing Date: 2008-10-07
Classification: F04D,F16J

Abstract:
1. A face seal assembly for a rotatable shaft, the face seal assembly comprising: a seal head assembly adapted to be rotationally fixed relative to a housing, said seal head assembly including a face seal component attached to an elastomeric seal member and further including a spring biasing said face seal component in an axial direction; a seal seat assembly mounted to said rotatable shaft and including a seal seat in contact with the seal head assembly and a heat conducting washer having a first generally flat surface portion disposed between and against an axial end face of said seal seat and a grommet, and said heat conducting washer having a second generally flat surface portion disposed against heat sink means disposed on said shaft for conducting heat away from said seal seat, wherein said axial end face has a radially extending generally flat portion circumscribing said shaft and said first portion of said heat conducting washer is in heat conducting contact with a majority of said seal seat.