Patent ID: 8672154

Claim:
A fillable closure device with a triggering pushbutton, comprising: (a) a connector ( 3 ) to be placed on a container neck ( 4 ), said connector ( 3 ) comprising a smooth sleeve ( 31 ) at a lower portion thereof, fitting into an interior of the container neck 4 , and a collecting grid ( 32 ) integrally formed at a bottom of the smooth sleeve ( 31 ) underneath an interior of the smooth sleeve; (b) a separate container ( 2 ) inserted into the connector ( 3 ) and positioned above the collecting grid ( 32 ), the separate container ( 2 ) having a closed deformable top, an open bottom sealed by a sealing foil ( 6 ) that can be pierced or cut open, and a separate stiff piercing and cutting element ( 8 ) disposed inside the separate container above the sealing foil ( 6 ); and (c) a cap ( 1 ) removably attached to an upper portion of the connector ( 3 ), the cap ( 1 ) comprising a deformable cap cover ( 30 ) able to be pressed downward in an axial direction, the cap cover situated above the separate container ( 2 ), wherein when the cap cover is pressed downward onto the deformable top of the separate container ( 2 ), the stiff piercing and cutting element ( 8 ) inside the separate container ( 2 ) is pressed downward against the sealing foil ( 6 ), thereby causing the sealing foil ( 6 ) to be pierced and cut open.