Patent ID: 6348657
Filing Date: 2002-02-19
Classification: F16L,H02G,Y10T

Abstract:
An apparatus comprising:a container for receiving fluid, an electrical device, mounted within the container, having a cord for supplying electric power to the device from a source of electricity outside of the container, a cover for sealing fluid within the container, an opening in the cover which permits the cord to pass through the cover, a grommet for receiving therein the cord and closing the opening, and the grommet having a reverse taper portion, the reverse tapered portion being insertable into the opening, the reverse tapered portion being expandable when subjected to fluid pressure from within the container so as to form a tighter seal against the opening, the reverse tapered portion being removably insertable within the opening, the reverse tapered portion including a plurality of recesses therein which are accessible to fluid under pressure within the container, and the grommet having a top surface and a bottom surface, the recesses extending from the bottom surface toward the top surface, and the recesses being tapered to be larger in dimension at the bottom surface.