Patent ID: 7568576
Filing Date: 2009-08-04
Classification: B65D,Y10S

Abstract:
1. An infusion cap for use on bottles having a cylindrical neck, the infusion cap comprising: a single molded structure consisting of a barrel having concentric inner and outer cylinder portions having upper and lower ends to be received lower-end-first over the bottle neck; an upwardly opening third cylinder portion integral with said barrel and having upper and lower ends and extending upwardly from the barrel at the upper ends of and concentric with said inner and outer cylinder portions; a plunger closing the lower end of said inner cylinder portion; a reservoir cap enclosing the upper end of the third cylinder portion, the reservoir cap, plunger and barrel forming a closed infusion substance reservoir with the plunger axially shiftable in the reservoir and responsive to depression of the reservoir cap to pressurize the infusion substance within the reservoir and force it out of said reservoir and into a bottle neck upon which the infusion cap is mounted.