Sealing device for sealing toroidal gap between shaft and housing, has sleeve fitted around shaft and formed with screw threads at its outer surface

摘要

The device includes a sleeve (3) fitted around a shaft (50) and formed with screw threads (32a) at its outer surface. The sealing lips (22b,23a) of a rubber seal (22) and a resin made seal (23) abut the sleeve outer surface. An Independent claim is also included for the sealing device mounting method.