Patent ID: 6168161
Filing Date: 2001-01-02
Classification: B60G,F16J,F16K

Abstract:
A rotary shaft seal assembly comprising: a body defining a chamber; a shaft extending from said chamber through said body; a packing material disposed in an annular space between said shaft and said body, said packing material providing a seal between said shaft and said body; a follower member detachably connected to said body and positioned to exert pressure on said packing material; at least one threaded fastener detachably connecting said follower member to said body, whereby the pressure exerted on said packing material is adjusted by rotating said threaded fastener; and a predetermined number of stacked spacers arranged to be clamped between said follower member and said body whereby a stacked thickness of said spacers determines a maximum pressure which said follower member exerts on said packing material.