Patent ID: 6898375
Filing Date: 2005-05-24
Classification: F24H

Abstract:
1. A method of damming off a portion of an insulation space extending inwardly from an opening in a jacket wall outwardly circumscribing a fluid containment vessel and defining, with said jacket wall, said insulation space, said method comprising the steps of: providing a hollow body with open outer and inner sides spaced apart along an axis circumscribed by said hollow body; inserting said hollow body axially inwardly through said jacket wall opening to a sealing position; maintaining the inserted hollow body in said sealing position utilizing a locking/force exerting structure associated with said hollow body and positioned axially inwardly of said open outer side thereof; and securing an axially inwardly sloped, resiliently deflectable outer sealing lip to said open outer side, the secured lip extending exteriorly around the periphery of said open outer side,