Patent ID: 6322079
Filing Date: 2001-11-27
Classification: F16J

Abstract:
A seal cartridge for a face seal comprising:an annular housing having an inner and outer wall and a back wall;a seal ring composite in said housing;a first resilient member disposed between said housing and said seal ring composite for providing an axial bias on said seal ring composite, said seal ring composite including a support shell and a sealing insert supported in said shell for providing a primary seal with a rotor;a second resilient member disposed between said seal ring composite and one of said inner and outer walls for providing a secondary seal;a rotor in said housing, said rotor having a sealing ring groove between said rotor and a shaft to be engaged, said groove having an inner end and an outer end; anda sealing ring disposed in said groove, said groove having a width at said inner end approximately equal or less than the width of said sealing ring and a width at said outer end confronting the shaft greater than the width of said sealing ring for sealing the rotor to the shaft and inhibiting axial movement of said rotor along the shaft.