Patent ID: 7938258
Filing Date: 2011-05-10
Classification: B05B

Abstract:
1. A container assembly comprising: a container having a hollow interior, the container comprising an attachment opening and a threaded neck surrounding the attachment opening, the threaded neck comprising an outer surface and threads on the outer surface, an inner surface, and at least one catch protruding from the inner surface; at least one cartridge comprising a cap and at least one detachable storage compartment threadedly engaging the cap, the cap comprising wherein the at least one detachable storage compartment comprises at least one liquid-containing compartment which further includes liquid and at least one solid-containing compartment which further includes a solid, wherein the at least one liquid-containing compartment and the at least one solid-containing compartment and the liquid-containing compartment being fluidly separated from the at least one solid-containing compartment; and wherein, upon engagement of the threads on the inner surface of the cap with the threads on the outer surface of the threaded neck, the at least one outwardly protruding rib of the at least one detachable storage compartment catches the catch of the threaded neck, thereby threadedly disengaging the at least one detachable storage compartment from the threads on the outer surface of the cylindrical protrusion of the cap, detaching the at least one detachable storage compartment from the cap of the at least one cartridge to release the at least one detachable storage compartment into the hollow interior of the container, and the solid-containing compartment comprises a perforated grill or a liquid-permeable layer adapted to expose the solid material contained in the solid-containing compartment to a fluid when present in the hollow interior of the container.