Seal assembly for limiting the movement of a seal within a seal housing

摘要

An improvement in a seal assembly of the type including a seal element (22) retained by a seal housing (24), where one of the seal element (22) and the seal housing (24) is constructed from a compressible material, where the seal element (22) includes a seal engagement surface (34) and where the seal housing (24) includes a housing engagement surface (38). The improvement includes a preloading mechanism (52) for urging the seal engagement surface (34) and the housing engagement surface (38) into engagement with each other.