Patent ID: 6557856
Filing Date: 2003-05-06
Classification: F16J

Abstract:
A split mechanical face seal for providing fluid sealing between a housing and a rotating shaft, said seal comprisinga first seal ring having at least two seal ring segments and a radially extending first seal face, a second seal ring having at least two seal ring segments and a radially extending second seal face, said first and second seal faces being opposed to one another, one of said first seal ring and said second seal being connected to said rotating shaft to rotate therewith, the other of said first seal ring and said second sealing being connected to said housing, means for introducing a barrier fluid from a barrier fluid reservoir to said first seal face and said second seal face, wherein said barrier fluid is different from a fluid being sealed, and split support means having at least two support segments for coupling said first seal ring to one of said housing and said rotating shaft.