SEAL FOR CLEAN-IN-PLACE ENCLOSURE FOR A PACKAGING MACHINE

摘要

A seal (100) for the selective sealing of a rod (78) which is reciprocatable within an opening through the wall (44) of an enclosure (40) such as the filling station of a packaging machine, the seal being actuatable to selectively provide a fluid-tight seal between the rod and the wall and release of the seal for free non-sealed movement of the rod within the opening. A method is disclosed.