Patent ID: 6497260
Filing Date: 2002-12-24
Classification: B67D

Abstract:
An adaptor for handling caustic fluids and for connecting intermediate a dispense head and a bung coupling on a plastic drum, the bung comprising a neck with a lip, the dispense head comprising a fluoropolymer dispense head body, a rotatable nut attached to the dispense head body, and at least two conduits extending through said dispense head, one of said conduits comprising a centrally positioned fluid flow conduit, the adaptor comprising:a fluoropolymer body having at least two conduits extending therethrough, one of said conduits comprising a central positioned fluid flow conduit, another of said conduits comprising a fluid flow conduit for coupling the contents of the plastic drum with an external environment, whereby venting or purging of the drum may be accomplished, a circular handle extending around said body, a plurality of retainer members, each retainer member pivotally attached to the body and wherein each retainer member has a retaining portion and a sliding link portion, each said retainer member linked to the handle whereby rotation of the handle moves said retainer members in a substantially radial direction outward body for disengagement of the retainer members with the bung neck portion.