Patent ID: 8794634
Filing Date: 2014-08-05
Classification: F16J

Abstract:
1. A seal assembly for sealing a machine, the machine having a machine housing having a first chamber with a fluid therein and a second chamber, a rotating shaft extending through the first chamber and the second chamber of the machine housing and rotating therein, the seal assembly comprising: a seal housing positionable in the machine housing with the rotating shaft therethrough, the seal housing having a seal pocket extending into a fluid side thereof and an opening facing the first chamber; and the seal housing having a housing receptacle extending into the seal housing from an inner diameter of the seal housing at the seal pocket; a seal ring positionable in the seal pocket of the seal housing with the rotating shaft therethrough for forming a seal therewith, the seal ring having a ring receptacle extending into the seal ring from an outer diameter of the seal ring, the ring receptacle positionable adjacent to the housing receptacle for defining a pin hole therebetween; and a seal pin loosely positionable in the pin hole and movable therein whereby movement about the seal ring in the seal housing is accommodated while preventing rotation of the seal ring when the shaft rotates wherein the seal assembly further comprises a seal face plate covering the seal pocket opening and positionable adjacent the seal housing on the fluid side thereof with the rotating shaft therethrough, the seal face plate positioned adjacent the seal ring for retaining both the seal ring and the seal pin in the seal pocket.