Patent ID: 8196621

Claim:
A fitment assembly comprising: a fitment for attachment to a container for holding and dispensing a fluid and having a generally cylindrical spout attached thereto, the fitment comprising a generally cylindrical external valve body movable to a fixed position within the spout; and a generally cylindrical internal valve body movable axially within the external valve body, the internal valve body movable between a closed position operable to prevent the flow of fluid through the fitment and an open position operable to allow the flow of fluid through the fitment, the internal valve body movable between closed and open positions by insertion of a dispensing connector into the external valve body adjacent the internal valve body, the internal valve body being biased toward the closed position; and a collar for attachment to the dispensing connector and for releasable coupling to the fitment, wherein when coupled to the fitment the collar compressively engages the external valve body to form a seal between the external valve body and the dispensing connector; wherein said collar comprises a generally cylindrical collar body for engagement about the dispensing connector and a fitment end for coupling to the fitment; wherein the collar comprises a compression flange connected to the collar body at the fitment end for engaging and compressing a top edge of the external valve body; and wherein the fitment end comprises an external descending flange and an internal descending flange connected to the base of the collar body, the external descending flange and the internal descending flange being concentric and spaced from each other.