Patent ID: 6588681
Filing Date: 2003-07-08
Classification: B01F,B05B,G01F

Abstract:
A liquid supply assembly for use with a liquid spraying device, the supply assembly comprising:a container of stiff visually transparent polymeric material comprising a side wall having top and bottom ends, and a bottom wall extending across the bottom end of said side wall, said container having an inner surface defining a cavity in said container, and said top end of said side wall defining an opening into said cavity, a portion of said inner surface along said side wall having the shape of a conical frustum and increasing in diameter from said bottom end toward said top end of said side wall; a flexible liner within the cavity in said container, said liner having an outer surface corresponding in shape to the inner surface of said container, an inner surface defining a cavity in said liner, and an annular lip along the top end of said side wall defining an opening into the cavity in said liner; and an indicating sheet of resiliently flexible polymeric material between said side wall of said container and said flexible liner, said indicating sheet conforming in shape to the inner surface of said container along said side wall and bearing indicia visible through the side wall of said container indicating the levels to which a plurality of different liquids can be sequentially poured into the cavity in the flexible liner to achieve a predetermined ratio between the liquids.