Patent ID: 11857985
Assignee: PACIFIC MARKET INTERNATIONAL, LLC
Field: Chemical engineering (Chemistry)
Classification: CPC B  A | IPC A  B

Claim 8:
9. The beverage dispenser of claim 1, wherein when the lower end skirt portion is in fluid tight sealing engagement with the lower lid upper wall, the lower end skirt portion has a flexibility such that when the pressure within the beverage cavity increases to a release pressure at least a portion of the lower end skirt portion will at least momentary separate from the lower lid upper wall and allow at least a portion of the pressure within the beverage cavity to be released out of the second aperture of the lower lid upper wall, and after the release, the lower end skirt portion will move back into fluid tight sealing engagement with the lower lid upper wall, thereby the skirt valve portion serving as a pressure relief valve.