Patent ID: 7874323

Claim:
A method of preparing a fluid supply assembly for use with a fluid supply applicator comprising: providing a fluid supply assembly comprising: a flexible, disposable cup having a side wall, an open outlet end, and a closed bottom defining an interior; a disposable lid having a lid portion and an integrally connected fitting, the fitting having an opening therethrough, the disposable lid having a sealing portion at an outside of the lid portion, wherein the sealing portion extends upward from the outside or downward from the outside of the lid portion; a reusable cup holder having a connecting surface at the upper end; a reusable outer lid having an integrally connected fitting, the fitting of the reusable outer lid having an opening therethrough, the reusable lid holder having a complementary connecting surface, the reusable outer lid having a projection extending downward; and a conduit having an opening therethrough, placing the disposable cup in the reusable cup holder; filling the disposable cup with fluid; placing the disposable lid on the disposable cup, the sealing portion of the disposable lid fitting into the open outlet end of the disposable cup, the sealing portion contacting the sidewall forming the seal with the sidewall, the seal having an area; attaching the reusable outer lid to the reusable cup holder, the fitting of the disposable lid being inside of the fitting of the reusable outer lid, the projection engaging the disposable lid and deflecting the disposable lid downward, forcing the sealing portion outward against the sidewall thereby increasing the area of the seal; and attaching the conduit to the fitting of the reusable outer lid.