Patent ID: 8523187
Filing Date: 2013-09-03
Classification: F04D,F16J

Abstract:
1. An axial face seal assembly, arranged for co-rotation with a drive shaft in a rotary machine, the seal assembly comprising: a seal member, a carrier, and a base member, all of which are shaped for mounting in concentric relation with the drive shaft, wherein the seal member is seated in the carrier to present a sealing end face, the carrier non-rotatably connected to the base member but movable axially with respect to the base member and biased from the base member by means of a compression spring interposed between the base member and the carrier, the base member axially and non-rotatably securable to the drive shaft by means of an open ring clamp having first end second ends, wherein the ring clamp is supported on the base member, at least one of the first and second ends movable relative to the other end in a circumferential direction of the ring clamp, and wherein a tightening means is rotatably journalled in the base member for adjusting a relative distance between the first and second ends of the ring clamp.