主权项 |
1. A dispensing cap, comprising:
dispensing cap body having an ingredient storage chamber with a bottom opening for filling and a first seal attached over said bottom opening for retaining an ingredient within said ingredient storage chamber; said storage chamber having a flexible upper wall sealing the upper portion of said storage chamber, said flexible upper wall having a bottom surface; an elongated plunger connected at its upper end to said flexible upper wall bottom surface and disposed coaxially within said storage chamber, said plunger being substantially cylindrical in shape forming approximately a 270° arc, said plunger having a bottom edge that includes a cutting surface, and said plunger length sufficient to puncture said first seal attached over the bottom opening of said storage chamber when said upper flexible wall of said storage chamber is depressed downwardly to a predetermined position; an upper member movably attached to said cap body above said storage chamber, said upper member including a central element having a fluid passage dispose there through and a piercing element at one end; said storage chamber including a second seal disposed along its top surface mounted within an annular upwardly projecting wall formed with said storage chamber; an upper member element having a central passage mounted within said storage chamber upper annular wall, said drink through passage piercing member being disposed adjacent said second seal and said second member being movable sufficient downwardly for said piercing member to rupture said second seal when said device is activated. |